A refrigerator comprises: a storage compartment, at least divided into a refrigerating compartment and a freezing compartment a first evaporator, arranged at a cooling compartment connected to the storage compartments through supply air ducts; a second evaporator, arranged inside the freezing compartment a switching valve, used to switch the flow of a refrigerant to a refrigerant channel connected to the second evaporator; a fan, used to enable cooled air in the first evaporator to flow from the cooling compartment to the storage compartments; a first air duct damper, inserted in the supply air duct connected to the refrigerating compartment and a second air duct damper, inserted in the supply air duct connected to the freezing compartment.
F25D 11/02 - Self-contained movable devices associated with refrigerating machinery, e.g. domestic refrigerators with cooling compartments at different temperatures
F25D 17/06 - Arrangements for circulating cooling fluidsArrangements for circulating gas, e.g. air, within refrigerated spaces for circulating gas, e.g. by natural convection by forced circulation
F25D 21/00 - DefrostingPreventing frostingRemoving condensed or defrost water
F25D 29/00 - Arrangement or mounting of control or safety devices
F25B 5/00 - Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
F25D 17/04 - Arrangements for circulating cooling fluidsArrangements for circulating gas, e.g. air, within refrigerated spaces for circulating gas, e.g. by natural convection
F25D 21/04 - Preventing the formation of frost or condensate
F25D 19/00 - Arrangement or mounting of refrigeration units with respect to devices
A stain removal device, a head portion having a beating surface; a vibration unit which is located on an extension line of an axis of the head portion orthogonal to the beating surface and vibrates the head portion in an axis direction through driving of a solenoid actuator; and a liquid supply unit which has a liquid accommodating portion capable of accommodating liquid and supplies the liquid in the liquid accommodating portion to the beating surface through vibration of the head portion generated by the vibration unit.
B08B 1/00 - Cleaning by methods involving the use of tools
D06F 43/00 - Dry-cleaning apparatus using volatile solvents
D06F 7/04 - Washing devices adapted to be used independently of any particular receptacle, e.g. for removable mounting on wash-tubs, bath-tubs, or the like of the vibrator type
D06F 3/04 - Hand rubbers, e.g. gloves with corrugated surfaces
A47L 25/00 - Domestic cleaning devices not provided for in other groups of this subclass
A refrigerator comprises: a storage chamber at least divided into a refrigerating chamber (3) and a freezing chamber (4); a first evaporator (22) provided in a cooling chamber (8) which is connected to the storage chamber via an air supply duct (9, 10); a fan (13) through which air cooled by the first evaporator (22) flows toward the storage chamber from the cooling chamber (8); a first air duct opening/closing device (11) inserted into the air supply duct (10) which is connected to the refrigerating chamber (3); a second air duct opening/closing device (12) inserted into the air supply duct (9) which is connected to the freezing chamber (4); a second evaporator (23) provided inside or around the freezing chamber (4) and connected to a refrigerant passage (B) in parallel to the first evaporator (22); and a switching unit (25) that switches whether the refrigerant flows to the first evaporator (22) or the second evaporator (23). The refrigerator can suppress the temperature rise of the storage chamber, and highly preserve the freshness of foodstuffs and the like.
F25D 17/06 - Arrangements for circulating cooling fluidsArrangements for circulating gas, e.g. air, within refrigerated spaces for circulating gas, e.g. by natural convection by forced circulation
A refrigerator, provided with: a storage compartment, at least divided into a refrigerating compartment (3) and a freezing compartment (4); a first evaporator (22), provided in a cooling chamber (8) connected to the storage compartment (3, 4) by means of a supply duct (9, 10); a second evaporator (23) provided inside of the freezing compartment (4); a switch valve (25), used for switching a refrigerant to flow or not flow to a refrigerant passage connected to the second evaporator (23); a fan (13), used for flowing air cooled by the first evaporator (22) from the cooling chamber (8) to the storage compartment (3, 4); a first duct shutter (11), inserted in the supply duct (9) connected to the refrigerating compartment (3); and a second duct shutter (12), inserted in the supply duct (9) connected to the freezing compartment (4). The refrigerator may prevent the storage compartment (3, 4) from becoming dry, thereby reducing defrost instances and power consumption.
F25D 17/06 - Arrangements for circulating cooling fluidsArrangements for circulating gas, e.g. air, within refrigerated spaces for circulating gas, e.g. by natural convection by forced circulation
A refrigerator (1), shortening the time for passing through the maximum ice crystal generation zone by efficiently blowing cool air to a to-be-frozen object (19). The refrigerator (1) is provided, on the upper portion of an upper layer freezer (5), with a first air supply duct (24) for supplying cool air during normal refrigeration and a second air supply duct (25) for supplying cool air during quick refrigeration; during quick refrigeration, a blower (23) operates, and the cool air supplied by a supply duct (14) is supplied to the upper layer freezer (5) via the second air supply duct (25) and an air outlet (28).
F25D 17/06 - Arrangements for circulating cooling fluidsArrangements for circulating gas, e.g. air, within refrigerated spaces for circulating gas, e.g. by natural convection by forced circulation
A refrigerator for reducing pressure loss while blowing cold air, wherein, a covering device (50) that blocks an air blower has a fan housing (51) for blocking a fan (37) and having an opening (64) at the upper end thereof, a bearing base (53) for bearing the fan housing (51), and an air suction pipe (59) connected with the opening (64) of the fan housing (51), wherein when the fan housing (51) is in a closed state, cold air blown by the fan (37) is supplied to storage compartment (3) through the air suction pipe (59) and an air supply duct (14).
F25D 17/06 - Arrangements for circulating cooling fluidsArrangements for circulating gas, e.g. air, within refrigerated spaces for circulating gas, e.g. by natural convection by forced circulation
Provided is a refrigerator (1), comprising: an opening portion (13a) which is a passage through which cold air is supplied from a cooling chamber (13) to a refrigerating chamber (3) and a freezing chamber (4A); a shielding device (50) for closing the opening portion (13a); a detecting device for detecting the opening and closing of a refrigerating chamber door (8); and a control device (34) for controlling the shielding means (50). When a user opens the refrigerating chamber door (8), the control device (34) puts the shielding device (50) in a closed state to close the opening portion (13a). Therefore, even if the door (8) of the refrigerating chamber (3) is closed after opening, cold air in the refrigerating chamber (3) can be inhibited from flowing into the freezing chamber (4A) along with these actions, thus preventing accidental opening of a door (9) of the freezing chamber (4A).
F25D 11/02 - Self-contained movable devices associated with refrigerating machinery, e.g. domestic refrigerators with cooling compartments at different temperatures
F25D 17/06 - Arrangements for circulating cooling fluidsArrangements for circulating gas, e.g. air, within refrigerated spaces for circulating gas, e.g. by natural convection by forced circulation
F25D 29/00 - Arrangement or mounting of control or safety devices
A washing machine is provided. The washing machine includes: a washing/dewatering drum for accommodating the washings; an electric motor for driving the washing/dewatering drum to rotate; and a microcomputer. In a rinsing process of a washing operation in a water saving mode, the microcomputer continuously performs a dewatering-rinsing process for a plurality of times rather than executing a water-storage rinsing process for rotating a rotating wing while water stored in the washing/dewatering drum reaches a specified water level. The dewatering-rinsing process includes: a water supplying process of supplying water to the washing/dewatering drum so that the washings are saturated by water, and an intermediate dewatering process or a final dewatering process executed immediately after the water supplying process. A maximum rotating speed of the motor in the intermediate dewatering process immediately before the water supplying process is lower than a maximum rotating speed in the final dewatering process.
A drum washing machine is provided. The drum washing machine includes: an outer tank arranged in a housing; a drum, which is arranged in the outer tank and capable of rotating about a horizontal shaft H; a rotating body, which is arranged at a rear part of the drum, a surface of the rotating body being provided with a projection; and a driving part, configured to drive the drum and the rotating body to coaxially rotate at different rotating speeds. The drum has a baffle arranged on an inner circumferential surface of the drum, which is used as a moving unit configured to move the washings in the drum towards the rotating body. The baffle has gathering surfaces for gathering the washings through a rotation of the drum. The gathering surfaces are inclined so that the side of the rotating body is lagged in a rotation direction of the drum.
D06F 37/06 - Ribs, lifters, or rubbing means forming part of the receptacle
D06F 25/00 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air
D06F 23/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
D06F 37/22 - Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casingPreventing or damping vibrations in machines with a receptacle rotating or oscillating about a horizontal axis
A drum washing machine capable of performing washing applicable to various washings is provided. The drum washing machine includes: an outer tank provided in a shell; a drum, which is provided in the outer tank and configured to rotate with a horizontal shaft or an inclination shaft inclining relative to a horizontal direction as a center; a driving part, configured to be operated in a first and second driving form, the first driving form refers to a form in which the drum and a rotating body are enabled to rotate at different rotation speeds, the second driving form refers to a form in which the drum and the rotating body are enabled to rotate integrally at a same rotation speed; a control part, configured to control actions of the driving part.
D06F 23/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 33/02 - Controlling a series of operations in washing machines, e.g. programme-control arrangements for washing and drying cycles electrically
Disclosed is a drum washing machine, including: a drum configured in an outer tank and capable of rotating by using an inclination axis as center; a stirring body configured at a rear part of the drum and including main blades in contact with washings; a driving unit enabling the drum and the stirring body to rotate at different rotating speeds; and a water supply mechanism part configured to splash water to a surface of the stirring body. The water supply mechanism part includes a first water storage part capable of moving between a position in water soaked in the outer tank and a position higher than the water and storing water when soaked in water of the outer tank, and a first outflow port capable of enabling water stored in the first water storage part to flow out to the surface of the stirring body at an upper position.
D06F 23/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 33/02 - Controlling a series of operations in washing machines, e.g. programme-control arrangements for washing and drying cycles electrically
D06F 37/06 - Ribs, lifters, or rubbing means forming part of the receptacle
A drum washing machine capable of driving a drum and a rotating body to rotate by a driving part, is provided. The driving part includes: a driving motor; a first rotating shaft fixed to the drum; a second rotating shaft fixed to the rotating body; a first pulley, which is fixed on the first rotating shaft and connected with the driving motor via a first transmission belt; a second pulley, which is connected with the driving motor via a second transmission belt and has an outer diameter different from that of the first pulley; and a clutch mechanism part, configured to switch a driving form of the driving part between a biaxial driving form and a drum independent driving form.
D06F 23/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 33/02 - Controlling a series of operations in washing machines, e.g. programme-control arrangements for washing and drying cycles electrically
D06F 37/04 - Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
D06F 37/06 - Ribs, lifters, or rubbing means forming part of the receptacle
The present invention provides a stain removal device which is capable of automatically applying a beating force to a stained part, exerting a superior stain removal effect and is miniaturized. The stain removal device (100) of the present invention comprises: a head portion (11) having a beat surface (21a) formed thereon; a vibration unit (4) situated on an extended line of the axis (S) of the head portion (11) orthogonal to the beat surface (21a) and driven by an electromagnetic actuator (41) to vibrate the head portion (11) in the direction of the axis; and a liquid supply unit (20) comprising a liquid containing portion (12) capable of containing a liquid and supplying, with the vibration of the head portion (11) generated by the vibration unit (4), the liquid in the liquid containing portion (12) to the beat surface (21a).
D06F 7/04 - Washing devices adapted to be used independently of any particular receptacle, e.g. for removable mounting on wash-tubs, bath-tubs, or the like of the vibrator type
B08B 1/00 - Cleaning by methods involving the use of tools
Disclosed is a washing machine which can improve rinsing performance in a water splashing and rinsing process. The full-automatic washing machine is provided with a washing and dewatering barrel (21) for accommodating an item to be washed, and a water filling nozzle part (200) which is provided above the washing and dewatering barrel (21) and is connected to a water tap. Here, the water filling nozzle part (200) comprises a water flowing path (212) through which the water from the water tap can flow, a wall part (214) which is provided at the front-end of the water flowing path (212) to intercept the flowing water, and a plurality of outflow hole parts (222) which are arranged at a bottom face of the water flowing path (212) along the wall part (214) such that the water which flows through the water flowing path (212) flows into the washing and dewatering barrel (21). The plurality of outflow hole parts (222) enable the water which flows out from each of the outflow hole parts (222) to flow out without contacting each other.
Provided is a washing machine for suppressing conditions of a complex upper cover structure and upper cover operability reduction, and performing an operation via an operation button set on the upper cover by a user. A fully automatic washing machine has: an upper panel (12) having a laundry inlet (14); an operation part (16) provided at the periphery of the inlet (14) of the upper panel (12), and comprising a plurality of operation buttons and switching elements for detecting pressings on these operation buttons; an upper cover (15) openably and closably covering the inlet (14) and the operation part (16); and a second power supply button (240) and a second start button (250) provided at positions corresponding to a first power supply button (301) and a first start button (302) included in the plurality of operation buttons and on the upper cover (15), and if pressed when the upper cover (15) is in a closed state, separately pressing the first power supply button (301) and the first start button (302).
A cooler which has excellent drainage performance during defrosting operation and which maintains a high heat transfer efficiency by keeping frost formation and refreezing from affecting heat transfer, a manufacturing method of said cooler, and a refrigerator provided with said cooler are provided. This cooler is provided with multiple fins 22 arranged in parallel separated by a prescribed interval, and with heat transfer tubes 21 arranged in multiple stages and rows and passing through the fins 22, wherein the fins 22 disposed in the various stages of the heat transfer tubes 21 are independent of each other in the upper and lower stages, the surface of the fins 22 is subjected to hydrophilic treatment, and, on the bottom side of the fins 22, an inclined portion 23 is provided inclined with respect to the horizontal plane. Thus, it is possible to improve drainage performance of the cooler 20, to suppress formation of frost and refreezing of water after defrosting, and to favorably maintain the heat conversion performance of the cooler 20.
F28D 1/047 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with the heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
F28F 1/32 - Tubular elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
F28F 13/18 - Arrangements for modifying heat transfer, e.g. increasing, decreasing by applying coatings, e.g. radiation-absorbing, radiation-reflectingArrangements for modifying heat transfer, e.g. increasing, decreasing by surface treatment, e.g. polishing
F28F 17/00 - Removing ice or water from heat-exchange apparatus
Provided is a washing machine capable of favorably collecting lint, etc. The washing machine is fully automatic and comprises: a washing and draining cylinder (22) receiving an item to be washed; an impeller (24) freely and rotatably configured at a bottom portion of the washing and draining cylinder (22); a circulating water channel (26) formed at a side portion of the washing and draining cylinder (22) and allowing water pushed by a rotation of the impeller (24) to flow from a bottom upwards; and a filter unit (28) installed at the circulating water channel (26), sucking, via a water inlet (122), the water returned from the circulating water channel (26) to the washing and draining cylinder (22), and enabling the water to flow through the filter unit (28), thereby collecting lint, etc. in the water flowing through the filter unit. The washing and draining cylinder (22) comprises a cylinder portion (22a) and a bottom portion (22b) installed at a lower portion of the cylinder portion (22a). And the filter unit (28) is located at a lower portion of the washing and draining cylinder (22), vertically spreading between the cylinder portion (22a) and the bottom portion (22b).
A washing machine (1), capable of improving a rinsing function while saving water, and comprising: a washing and water-emptying drum (4) for receiving a washing item (Q); a motor (6) for enabling the washing and water-emptying drum (4) to rotate; and a microcomputer (30). In a rinsing process of a washing operation in a water saving mode, the microcomputer (30) does not execute a water-storing rinsing process in which rotating vanes (5) rotate when water in the washing and water-emptying drum (4) reaches a specified water level, and instead continuously executes a water-emptying rinsing process multiple times, the water-emptying rinsing process comprising: a water supplying process of supplying water to the washing and water-emptying drum (4) until water covers the washing item (Q), and an intermediate water-emptying process or a final water-emptying process immediately executed after the water supplying process. The maximum rotation speed of the motor (6) in the intermediate water-emptying process before the water supplying process is lower than the rotation speed of the motor (6) in the final water-emptying process.
A washing machine capable of executing until a preset ending time a preset operation ending a washing and focusing on a good condition of washed items such as clothes and a cleaning power; the washing machine (1) comprises a washing machine body (2), a washing drum (4) and an electric motor (61) and is capable of executing until a preset ending time the preset operation ending multiple processes for washing clothes; the washing machine (1) further comprises a time acquiring device (27) and a control device (7); before a washing process (SP2) is started, the time acquiring device (27) acquires a remaining time until an target ending time set on the basis of the preset ending time; according to the remaining time acquired by the time acquiring device (27), the control device (7) determines whether to execute each of plural processes under a normal preset mode or a special preset mode; the normal preset mode comprises adjusting an average rotation speed of the electric motor (61) to a prescribed value and executing each of the processes in a prescribed time; compared to the normal preset mode, the special preset mode comprises setting a smaller average rotation speed of the electric motor (61) and executing the mode with a longer execution time. The washing machine realizes a preset operation for reducing damage and wrinkling of washed items with a simple control.
Provided in the present invention is a drum washing machine capable of reducing useless internal space and thus increasing wash capacity or reducing installation space. The drum washing machine of the present invention is provided with: a drum (3) having the shape of a roughly-bottomed cylinder opened at the front surface thereof; a rotary shaft (5) mounted on the rear surface (33) of the drum (3); and bearings (7) rotatively and freely supporting the rotary shaft (5), also, multiple rows of tapered roller bearings are employed as the bearings (7).
Provided in the present invention is a washing machine capable of suppressing vibrations and noises and allowing a gap between the circumferential wall of an outer tub and a housing to be reduced and thereby reducing useless space. The washing machine is provided with: a housing (2) having the shape of a box and provided with an internal space (Sp) opened at the top and a wash tub unit (4) suspended and supported in the internal space (Sp) via suspending rods (3). The wash tub unit is provided with: an outer tub (5) having the shape of a bottomed quasi-cylinder; an inner tub (6) having the shape of a bottomed quasi-cylinder, coaxially arranged within the outer tub (5), and rotatably supported by the outer tub; and, an actuating mechanism (7) arranged below the outer tub (5) and used for rotatively actuating the inner tub (6). Base extremity sides (3A) of the suspending rods (3) are mounted in proximity to the upper extremity (24) of the housing (2), while top extremity (3B) sides are mounted at the lower part of the outer housing (5). The center of gravity (Pc1) of the wash tub unit (4) is provided at a position higher than the center of height (Hb) of the housing (2) in the vertical direction.
D06F 23/04 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a vertical axis
A washing machine (1), comprising: a washing machine body (2) having a window section (24) formed on a front panel (2a) thereof; an outer tub (3) configured in an interior of the washing machine body (2), a portion of the outer tub at least corresponding to the window section (24) has a transparent area (32) comprised of transparent members; a dewatering tub (4) rotatably configured in an interior of the outer tub (3); a motor (61) rotatably driving the dewatering tub (4); and a tub cleaning unit (7) configured between the outer tub (3) and the dewatering tub (4), the tub cleaning unit (7) is configured in a position corresponding to the window section (24) and the transparent area (32) to press against an outer surface (40) of the dewatering tub (4). The washing machine enables observing the state of the outer surface of the dewatering tub without detachment, simple determination of a necessary cleaning time for cleaning the tub and observation of the tub cleaning state, thereby enabling simple determination of a tub cleaning effect.
A washing machine having reduced parts for a structure that draws and discharges water to a washing tank. A washing machine (1) comprises: an external tank (3), capable of storing water; a washing tank (5), accommodated in the external tank (3), provided with through holes (23) for water to flow between the washing tank (5) and the external tank (3), accommodating laundries and capable of rotating; a water passage (4), drawing water stored in the external tank (3); a discharge port (11), discharging water drawn through the water passage (4) from an upper portion Z1 to the washing tank (5); and blades (40). The blades (40) are integrally disposed on a bottom wall (21) of the washing tank (5), rotate with the washing tank (5) as a whole, and send the water stored in the external tank (3) to the water passage (4).
Disclosed are a mist generator (70, 70A, 70B) and a washing machine (1). The mist generator (70, 70A, 70B) can provide mist having small enough particles. The mist generator (70, 70A, 70B) comprises: a housing (100, 600), which is provided with a discharging opening (103, 603); a mist generating unit, which comprises a mist spraying nozzle (200, 300, 700) for mist spraying and is used to cause the mist sprayed from the mist spraying nozzle (200, 300, 700) to collide with each other within the housing (100, 600), in order to generate mist having smaller particles than those of the sprayed mist; and a discharging unit, which is used to generate within the housing (100, 600) an airflow towards the discharging opening (103, 603) such that in case of nonuse of a blowing fan (500, 900), the mist having smaller particles, generated by the mist generating unit, is discharged through the discharging opening (103, 603) along with the airflow.
A61L 9/14 - Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances
A61L 2/22 - Phase substances, e.g. smokes, aerosols
D06F 25/00 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air
D06F 37/00 - Details specific to washing machines covered by groups
D06F 39/00 - Details of washing machines not specific to a single type of machines covered by groups
Provided is a dehydrator capable of inhibiting, at an early stage, an eccentric rotation of an obliquely disposed dewatering groove. The dehydrator (1) comprises: a dewatering groove (4) in a tubular shape and having a central axis (17) extending along a direction K inclined with respect to a vertical direction Z; a gimbal ring (19) internally accommodating in a free flowing manner liquid used for balancing rotation of the dewatering groove (4), the gimbal ring (19) is mounted on the dewatering groove (4) in a coaxial state; and a control component (30). In a preparation stage of dehydration of a washing item Q in the dewatering groove (4), the control component (30) drives the dewatering groove (4) to rotate via a slower rotating speed than the minimum rotating speed where the dewatering groove (4) generates resonation, so as to detect a biased location of the washing item Q in the dewatering groove (4), and stops the rotation of the dewatering groove (4) before the washing item Q biased in the dewatering groove (4) is positioned across the central axis (17) at the opposite side of the liquid within the gimbal ring (19) biased downward toward Z2.
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 33/02 - Controlling a series of operations in washing machines, e.g. programme-control arrangements for washing and drying cycles electrically
The present invention provides a washing machine, which can spray, without dead corners, water to laundries accommodated in a washing tank. A washing machine (1) comprises: an external tank (3), capable of storing water; a cylindrical washing tank (5), accommodated in the external tank (3) and accommodating laundries and capable of rotating; and a water passage (4), drawing the water stored in the external tank (3) and discharging the water from an upper portion (Z1) to the washing tank (5). The washing tank (5) is provided with through holes (23) that enable water to flow between the washing tank (5) and the external tank (3). Discharge ports (43) for discharging water from the upper portion (Z1) to the washing tank (5) through the water passage (4) are provided in the entire area spreading over the circumference S of the washing tank (5).
Provided is a lint trap device, achieving improvement of lint trapping efficiency and prevention of lint trapped outflow or breakage as well, and a washing machine with the lint trap device. The lint trap device (8) includes a main part (20), an intake (30), an outflow preventing member (21), which can be inserted into the surface part of a structural member in the washing tank of the washing machine detachably. The main part (20) has a receiving chamber (60) for receiving lint. The intake (30) juts out into the washing tank to take in the lint (K) contained in the water deposited in the washing tank. The outflow preventing member (21) can move towards the open position connecting the receiving chamber (60) and the intake (30) and the close position isolating the receiving chamber (60) and the intake (30), and moves to the open position as water flow into the intake (30) rising, and moves to the close position as water flow into the intake (30) dropping, to prevent the lint (K) flow out of the receiving chamber (60).
The present invention provides a clothing treatment device, which can be easily arranged in a house without needing a large arrangement space. A clothing deodorization device (1) has a bag body (10) for accommodating clothing and an ozone providing device (20) for providing air containing ozone to the interior of the bag body (10). The ozone providing device (20) comprises: a discharge port for discharging air containing ozone that is provided to the bag body (10); an ozonator; a blowing fan for sending air to the ozonator; an air pipe for guiding air containing ozone generated by the ozonator to the discharge port; and a control portion for controlling the ozonator and the blowing fan.
D06F 73/02 - Apparatus for smoothing or removing creases from garments or other textile articles by formers, cores, stretchers, or internal frames, with the application of heat or steam having one or more treatment chambers
D06F 57/00 - Supporting means, other than simple clothes-lines, for linen or garments to be dried or aired
Provided is a washing machine which is able to effectively send air bubbles for washing a washing item in a washing groove to the washing groove. The washing machine (1) contains: an outer groove (3) which can store water and a washing groove (4) which is accommodated in the outer groove (3) and can rotate. A bottom wall (3C) of the outer groove (3) is formed with an introduction opening (9) for introduction of air. A bottom wall (4C) of the washing groove (4) and the bottom wall (3C) are oppositely provided from above (X1), a lower surface part (4G) of the bottom wall (4C) is formed with a groove (15). The groove (15) is formed as an annular shape with a radius (D) being the distance from a rotating centre (a central shaft (8)) of the washing groove (4) to an introduction opening (9) and with the central shaft (8) as a circle centre, and is provided opposite the introduction opening (9) from above (X1). An inner side of the groove (15) is formed with an air through-hole through the bottom wall (4C). The air through-hole sends the air bubbles received by the groove (15) from the introduction opening (9) into the washing groove (4).
D06F 17/00 - Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid
D06F 35/00 - Washing machines, apparatus, or methods not otherwise provided for
A washing machine, which can improve cleaning ability while protecting laundry from damage. The washing machine (1) comprises: a washing tank (4) for accommodating laundry (S); a water pumping passage (20) for pumping water stored in the washing tank (4) from an inlet (25), picking up the water through a flow path (26) and spraying the water to the washing tank (4) from an outlet (22); a blocking member (27) for blocking an upper end of the flow path (26); and an impeller (13) for rotating to feed water stored in the washing tank (4) into the inlet (25). The outlet (22) is an elongated slit. The impeller (13) is disposed at a bottom (4D) of the washing tank (4) in a manner of being isolated from the laundry (S).
D06F 17/06 - Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid by rotary impellers
D06F 39/08 - Liquid supply or discharge arrangements
A dirt removing device can protect hands from tiredness, and afford stable knocking force and knocking speed all through the dirt removing operation, and even can use different detergent according to the kind and state of the dirt. Dirt removing device (100) is structured by a cassette mechanism(1), which has a head part (11) forming knocking surface (21a), a liquid container (12) for containing liquid, and a water supply path (13) forming from the liquid container(12) to throughout the head(11); and a main body (3) with a vibration unit (31), the unit detachably contains the cassette mechanism (1), and drives the cassette mechanism (1) vibrating in the direction approximately orthogonal with the knocking surface (21a) of the head part (11). The liquid is supplied from the liquid container (12) through the water supply path (13) to the knocking surface (21a) of the head part (11), along with the vibration of the cassette mechanism (1) due to the vibration unit (31).
D06F 7/04 - Washing devices adapted to be used independently of any particular receptacle, e.g. for removable mounting on wash-tubs, bath-tubs, or the like of the vibrator type
Disclosed is a drum washing machine aiming for simplified manufacture of a planetary gear mechanism in the case where a structure reducing rotational speed of a driving electric motor via the planetary gear mechanism and then transferring to the drum is used. The drum washing machine of the present invention reduces the rotational speed of the driving electric motor via the planetary gear mechanism and transfers same to the drum, thereby enabling the drum and a rotator with a protruding part to rotate at mutually different rotational speeds. The planetary gear mechanism comprises: a sun gear, an inner gear, a plurality of planetary gears (430) and a planetary gear frame (440). The planetary gear frame (440) has: a rear planetary frame (442) and a front planetary frame (441), which clamp the plurality of planetary gears (430) from two sides; and a fulcrum shaft (443) which is erected between the front and rear planetary frames and is able to be mounted with the planetary gears (430) in a rotatable manner. A base end part of the fulcrum shaft (443) is fixed on the rear planetary frame (442), before the fulcrum shaft (443) is mounted with the planetary gears (430). In addition, the front planetary frame (441) is fixed on a front end part (443a) of the fulcrum shaft (443) mounted with the planetary gears (430).
D06F 37/40 - Driving arrangements for driving the receptacle and an agitator or impeller, e.g. alternatively
D06F 25/00 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air
Provided is a drum-type washing machine capable of improving the reliability of a switching action performed by means of a clutch mechanism part. The clutch mechanism part (600) comprises: a clutch body (610), moving between a first position used for switching to a second drive form and a second position used for switching to a single-shaft drive form; a clutch lever (630), configured to rotate by taking a rotating shaft (634) as a centre, a pushing part (633) for pushing the clutch body (610) being formed at one end side, and a mounting shaft (635) parallel to the rotating shaft (634) being formed at the other end side; a clutch drive apparatus (650), provided with a cam (652) and a camshaft (653) which moves by means of the rotation of the cam (652), the camshaft (653) being parallel to the mounting shaft (635); and a relay rod (660), located between the clutch lever (630) and the clutch drive apparatus (650), an upper end part (661) being rotatably mounted on the mounting shaft (635), a lower end part (662) being rotatably mounted on the camshaft (653), and the other end side of the clutch lever (630) being pushed and pulled along with the movement of the camshaft (653).
D06F 23/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 37/40 - Driving arrangements for driving the receptacle and an agitator or impeller, e.g. alternatively
Disclosed is a drum washing machine, which can sufficiently obtain a cleaning effect brought by a rotator. The drum washing machine (1) is provided with: an outer groove (20) which is disposed in a housing (10); a drum (22) which is disposed in the outer groove (20) and can rotate taking a horizontal axis H as a centre; a rotator (24) which is disposed at a back part of the drum (22), a surface of which is provided with protruding parts (24a) in contact with a washing item; and a driving part (30) which enables the drum (22) and the rotator (24) to rotate around the same axis at speeds different from each other. The drum has lifting ribs (23), which are provided on an inner circumferential surface of the drum (22) and are served as a moving unit which enables the washing item in the drum (22) to move towards the direction of the rotator (24), wherein protruding surfaces (23R, 23L) of the lifting rib (23), which gather the washing item by means of the rotation of the drum (22), incline in a manner of enabling a rotator (24) side to lag in the rotational direction of the drum (22).
D06F 25/00 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air
D06F 37/06 - Ribs, lifters, or rubbing means forming part of the receptacle
Provided is a drum washing machine (1), capable of preventing damage to the fabric of articles of laundry when a load is detected. The drum washing machine (1) is provided with: an external tank (20) configured inside a housing (10); a drum (22) is configured inside the external tank (20) and is capable of rotation about the horizontal axis or about an axis inclined with respect to the horizontal direction; a rotating body (24) configured at the rear part of the drum (22), the surface of the rotating body (24) having a protruding section (24a) in contact with the articles of laundry; a drive unit (30) capable of operating in a first drive mode and a second drive mode; the first drive mode is a drive mode which causes the drum (22) and the rotating body (24) to rotate at different rotational speeds; the second drive mode is a drive mode which causes the drum (22) and the rotating body (24) to rotate as one integral body at identical rotational speeds; and a control unit (801). At this point the control unit (801) detects the load of articles of laundry in the drum (22), and while detecting the load, causes the drive unit (30) to operate in single-axis drive mode (S13, S14).
D06F 23/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 37/40 - Driving arrangements for driving the receptacle and an agitator or impeller, e.g. alternatively
Provided is a drum washing machine capable of improving the accuracy of load detection. The drum washing machine is provided with: an external tank (20) configured inside a housing (10); a drum (22) configured inside the external tank (20) and capable of rotation about the horizontal axis or about an axis inclined with respect to the horizontal direction; a rotating body (24) configured at the rear part of the drum (22), the surface of the rotating body (24) furthermore having a protruding section (24a) in contact with the articles of laundry; a drive unit (30) capable of operating in a first drive mode and a second drive mode; the first drive mode being a drive mode which causes the drum (22) and the rotating body (24) to rotate at different rotational speeds; the second drive mode being a drive mode which causes the drum (22) and the rotating body (24) to rotate as one integral body at the same rotational speed; and a control unit (801). At this point, the control unit (801) causes the drive unit (30) to operate in dual-axis mode, such that the drum (22) accelerates in rotation up to a sticking speed at which the articles of laundry stick to the inner circumferential surface of the drum (22); according to the rotational loads applied to the drum (22), and to the rotating body (24) rotating with respect to the drum (22), while the drum (22) accelerates in rotation up to the sticking speed, the load of articles of laundry in the drum (22) is detected (S11, S12).
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 33/02 - Controlling a series of operations in washing machines, e.g. programme-control arrangements for washing and drying cycles electrically
Provided is a drum washing machine (1), capable of causing a drum (22) and a rotating body (24) to rotate by means of an inexpensive and highly reliable driving part (30). The driving part (30) comprises: a drive motor (100); a first rotating shaft (200) fixed on the drum (22); a second rotating shaft (300) fixed on the rotating body (24); a first belt wheel (610) fixed on the first rotating shaft (200) and connected to the drive motor (100) via a first drive belt (630); a second belt wheel (510), connected to the drive motor (100) via a second drive belt (530) and having an outer diameter different from that of the first belt wheel (610); and a clutch mechanism part (700) for switching the drive mode of the driving part (30) between two-axis drive and drum single drive; the two-axis drive mode is taken to mean causing the drum (22) and the rotating body (24) to rotate at different rotational speeds by means of connecting the second rotating shaft (300) to the second belt wheel (510); the drum single drive mode is taken to mean causing the drum (22) to rotate by means of releasing the connection between the second rotating shaft (300) and the second belt wheel (510), and furthermore, causing the rotating body (24) to enter a state of free rotation.
D06F 23/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 37/40 - Driving arrangements for driving the receptacle and an agitator or impeller, e.g. alternatively
Provided is a drum washing machine (1), capable of causing a drum (22) and a rotating body (24) to rotate by means of a low-cost and highly reliable driving part (30). The driving part (30) comprises: a drive motor (100); a first rotating shaft (200), fixed on the drum (22); a second rotating shaft (300), fixed on the rotating body (24); a drum belt wheel (610), fixed on the first rotating shaft (200), connected to the drive motor (100) via a drum drive belt (630); a wing belt wheel (510), connected to the drive motor (100) via a wing drive belt (530) and having an outer diameter different from that of the drum belt wheel (610); and a clutch mechanism part (700) for switching the drive mode of the driving part (30) between two-axis drive and one-axis drive; by means of connecting the second rotating shaft (300) and the wing belt wheel (510), the two-axis drive mode causes the drum (22) and the rotating body (24) to rotate at different rotational speeds; by means of connecting the second rotating shaft (300) and the drum belt wheel (610), the one-axis drive mode causes the drum (22) and the rotating body (24) to rotate at the same rotational speed.
D06F 23/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 37/40 - Driving arrangements for driving the receptacle and an agitator or impeller, e.g. alternatively
A drum washing machine (1) that can realize an improvement of cleaning performance and can prevent failures such as defective operation of a drive part. The drum washing machine (1) has a drum (22) provided in an outer tank (20) and rotating around a tilting axis, a stirring body (24) provided on the rear part of the drum (22) and having main blades on the surface to contact with washings, a driving unit (30) that rotates the drum (22) and the stirring body (24) at different rotation speeds, and a water supply mechanism that splashes water to the surface of the stirring body (24). The water supply mechanism comprises a first water storage (725a) that moves between a position immersed in the water inside the outer tank (20) and a position above the water and stores water when immersed in the water inside the outer tank (20), and a first outlet port (727a) in the upper position that makes the water stored in the first water storage (725a) outflow to the surface of the stirring body (24).
D06F 23/00 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry
D06F 21/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement about a horizontal axis
Provided is a drum washing machine (1), capable of washing various articles of laundry. The drum washing machine (1) is provided with: an external tank (20) configured inside a housing (10); a drum (22) configured inside said external tank (20) and capable of rotation about the horizontal axis or about an axis inclined with respect to the horizontal direction; a driving part (30) capable of operation in a first drive mode and a second drive mode; the first drive mode is taken to mean causing the drum (22) and the rotating body (24) to rotate at different rotational speeds; the second drive mode is taken to mean causing the drum (22) and the rotating body (24) to rotate at the same rotational speed; and a control unit (801) for controlling the movement of the driving part (30). During the washing or rinsing process, the control part (30) switches to a drive mode corresponding to a wash profile, causing the drive unit to operate in the two-axis drive mode or the one-axis drive mode (S105 to S107).
D06F 23/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 37/40 - Driving arrangements for driving the receptacle and an agitator or impeller, e.g. alternatively
The present invention provides a spin-dryer which detects with improved accuracy whether articles of laundry are displaced. The spin-dryer (1) comprises an electrically-powered motor (6), which rotates a spin-dry tub (4), and a control unit (30). When the spin-dry tub (4) begins to rotate, the control unit (30) measures the load of articles of laundry (Q) inside the spin-dry tub (4). After measuring the load, the control unit (30) controls the duty cycle of the voltage applied to the electric motor (6), causing the electric motor (6) to rotate steadily at a first rotational speed, then causing the electric motor (6) to rotate steadily at a second rotational speed higher than the first rotational speed. While the electric motor (6) is in a state of acceleration up to the first rotational speed, the control unit (30) obtains a reference duty cycle at a time determined on the basis of the measured load. After obtaining the reference duty cycle and within a specified period, the control unit (30) determines, on the basis of an indicator representing the situation of the duty cycle changing from the reference duty cycle, whether there is a displacement of the articles of laundry (Q) inside the spin-dry tub (4).
D06F 33/02 - Controlling a series of operations in washing machines, e.g. programme-control arrangements for washing and drying cycles electrically
D06F 23/04 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a vertical axis
Provided is a stain removing device capable of preventing hand fatigue. The device removes a stain via a constant beating force at a constant beating speed, and steadily provides liquid required for removing the stain. The stain removing device (100) comprises: a head part (1) having a beating surface (111), a vibration unit (2) supplying power to enable the head part (1) to vibrate in a direction mostly orthogonal to the beating surface (111), a liquid receiving part (3) for receiving liquid, and a water supply path (4) having one end (41a) connected to the liquid receiving part (3) and the other end (1121h) opening around the head part (1), providing the liquid from the other end (1121h) of the water supply path (4) around the head portion (1) as the head portion (1) vibrates due to the vibration unit (2).
D06F 7/04 - Washing devices adapted to be used independently of any particular receptacle, e.g. for removable mounting on wash-tubs, bath-tubs, or the like of the vibrator type
Disclosed is a drum type washing machine, which can conduct the switching of a drive mode of a drive portion through a clutch mechanism portion (600) at high accuracy. A drive unit (30) comprises the drive motor (100) and a clutch mechanism portion (600), wherein the clutch mechanism portion (600) switches the drive mode of the drive unit (30) between a one-shaft drive mode and a two-shaft drive mode, the one-shaft drive mode being a mode that a wing shaft (200) which transmits rotation to a stirrer (24) and a drum shaft (300) which transmits rotation to a drum (22) integratedly rotate at the same rotation speed, and the two-shaft drive mode being a mode that the wing shaft (200) and the drum shaft (300) respectively rotate at different rotation speeds; a clutch body (610) of the clutch mechanism portion (600) is moved to a first position, and in the first position, a snap-fitting flange portion (613) is snap-fitted with a snap-fitted concave portion (114) which rotates with the rotation of the drive motor (100), thereby switching the drive mode to the one-shaft drive mode; and a control portion (701) performs the one-shaft switching process, the one-shaft switching process being the process that after the clutch mechanism portion (600) operates to move the clutch body (610) to the first position, the drive motor (100) rotates, so that the snap-fitting flange portion (613) which is not snap-fitted is snap-fitted with the snap-fitted concave portion (114).
D06F 23/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 37/40 - Driving arrangements for driving the receptacle and an agitator or impeller, e.g. alternatively
Provided is a drum-type washing machine able to reduce the adherence of laundered items to the sides of the drum subsequent to the spin cycle. The drum-type washing machine is provided with: an agitating body (24) arranged at the rear of the drum (22); a drive unit able to cause rotation of the drum (22) and of the agitating body (24) by means of a double drive-shaft form or a single drive-shaft form, the single drive-shaft form causing the drum (22) and the agitating body (24) to rotate as a single unit, with the agitating body (24) rotating at a speed identical to that of the drum (22), and the double drive-shaft form causing the drum (22) and the agitating body (24) to rotate separately, with the agitating body (24) rotating at a speed superior to that of the drum (22); and a control portion for controlling the actions of the drive unit. After the spin cycle, and by means of the control portion causing the drive unit to drive rotation of the drum (22) and of the agitating body (24) on the basis of the double drive-shaft form, laundered items which during the spin cycle have adhered to the sides of the drum (22) are caused by contact with the agitating body (24) to become unstuck from said sides in an unsticking process.
D06F 23/02 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
D06F 23/06 - Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about an inclined axis
D06F 33/02 - Controlling a series of operations in washing machines, e.g. programme-control arrangements for washing and drying cycles electrically
Provided is a drum-type washing machine able to improve washing performance and prevent drive system problems. The drum-type washing machine is provided with: an agitating body arranged at the rear of the drum; a drive unit able to cause rotation of the drum and of the agitating body by means of a double drive-shaft form or a single drive-shaft form, the double drive-shaft form causing the drum and the agitating body to rotate separately, with the agitating body rotating at a speed superior to that of the drum, and the single drive-shaft form causing the drum and the agitating body to rotate as a single unit, with the agitating body rotating at a speed identical to that of the drum; and a control portion for controlling the actions of the drive unit. During the washing process, before the drive unit undertakes to drive rotation of the drum and the agitating body on the basis of the double drive-shaft form (S110-S113), and there being water contained in the drum, the control portion causes the drive unit first to drive rotation of the drum and the agitating body on the basis of the single drive-shaft form (S105-S107).
Disclosed is a stain removal apparatus. The apparatus can perform a stain removal operation with a steady striking force and striking speed throughout, and can steadily provide liquid required for stain removal, preventing hands from becoming fatigued. The stain removal apparatus (100) consists of: a head part (1) formed with a striking face (111), a vibration unit (2) making the head part (1) vibrate in a direction approximately orthogonal to the striking face (111) by supplying power, a liquid accommodating part (3) used for accommodating liquid, and a water supply line (4) with one end (4a) connected to the liquid accommodating part (3) and the other end (4b) open around the head part (1), and along with vibration of the head part (1) brought about by the vibration unit (2), the liquid is supplied around the head part (1) from the other end (4b) of the water supply line (4).
D06F 7/04 - Washing devices adapted to be used independently of any particular receptacle, e.g. for removable mounting on wash-tubs, bath-tubs, or the like of the vibrator type
patents
