Abstract

A workpiece holding jig (30), which holds a workpiece (20) having a surface to be processed so as to hang down and is capable of being electrically connected to a rectifier, comprises: a conductive upper clamping part (510) that clamps the top edge (20a) of the workpiece; conductive first and second side dummy members positioned so as to be near both edges (20c, 20d) of the workpiece; a common conductive member (360) capable of conducting current in conjunction with the rectifier; first branch conductive members (370A, 370B, 531) that are electrically connected to the common conductive member, that branch from the common conductive member, and conduct current in conjunction with the workpiece via the upper clamping part; and second branch conductive members (900A, 900B) that are electrically connected to the common conductive member, branch from the common conductive member, and conduct current in conjunction with the first and second side dummy members.

IPC Classes  ?

• C25D 17/08 - Racks
• C25D 21/00 - Processes for servicing or operating cells for electrolytic coating

Abstract

A workpiece-holding jig (30), which can hold a workpiece (20) having a surface to be processed and can electrically connect to a rectifier that controls voltage so as to conduct a constant current, wherein a conductive member that can electrically connect to the rectifier and a workpiece (20) comprises a common conductive member (360 (361, 362, 363)), and first and second branch conductive members that branch from the common conductive member and connect to the workpiece (20). The common conductive member (360) comprises members (362, 363) that are formed from a material having a resistance value of at least 103 times the maximum resistance between the first and second branch conductive members and greater than the resistance values of copper and aluminum.

IPC Classes  ?

• C25D 17/08 - Racks
• C25D 21/00 - Processes for servicing or operating cells for electrolytic coating

Abstract

A workpiece holding jig (30), which is capable of holding a workpiece having a surface to be processed and being electrically connected to a rectifier, comprises: at least one conductive support part (521, 522) that can conduct a current in conjunction with the rectifier; at least on clamping part (510, 520) that is supported by the support part and clamps at least a portion of the edge of the workpiece; at least one conductive dummy plate that is supported by the support part, and is positioned so as to be near a region of the edge of the workpiece that is not held by the clamping part; and at least one insulation plate (630, 630A, 630B) that is movably supported by at least one surface of the dummy plate so as to cover the one surface and that adjusts the exposed conductive area of the dummy plate.

IPC Classes  ?

• C25D 17/08 - Racks
• C25D 21/00 - Processes for servicing or operating cells for electrolytic coating

Abstract

A workpiece holding jig (30), which holds a workpiece (20) so as to hang down and can electrically connect to a rectifier, comprises support parts (531, 532) that can conduct power in conjunction with the rectifier, and conductive clamps (510, 520) that are supported by the support parts and clamp the edge of the workpiece. Each clamp comprises: a fixed part (521) that is fixed to a support part; a movable part (523) that is pivotably supported with respect to the fixed part and clamps the workpiece in conjunction with a first surface (521A) of the securing part; a conductive dummy plate (700) that has a third surface (700A) facing a second surface (521B) of the securing part and a fourth surface (700B), and that has a base end (701) supported by the fixed part; and an insulating adjustment member (720) that covers the fourth surface of the dummy plate and is movably supported by the dummy plate. The adjustment member adjusts an exposed conductive surface area (S2) on the fourth surface-side at the leading end (704) of the dummy plate.

IPC Classes  ?

• C25D 17/08 - Racks
• C25D 21/00 - Processes for servicing or operating cells for electrolytic coating

Abstract

A jig conveyance member (100) comprises: a jig-holding section (110) on which a workpiece-holding jig (10) for holding a workpiece W suspended therefrom is detachably installed; a support section (120) for supporting the jig-holding section; and a connecting part (130) for connecting the jig-holding section (110) to the support section (120). The connecting part (130): releases the connection between the jig-holding section (110) and the support section (120) when an external force is being applied; connects the jig-holding section (110) to the support section (120) when the external force is released; and is capable of selecting one of multiple connection positions in which the relative angle between the jig-holding section (110) and the support section (120) in planar view differs when connected.

IPC Classes  ?

• C25D 17/08 - Racks
• C23C 18/31 - Coating with metals
• H05K 3/18 - Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material

Abstract

This evacuation structure (1) has: a box-type structure body (6) that is not completely watertight, and is provided with at least one hatch door (4); a float (10) provided to the box-type structure body (6); and at least one drainage pipe (50) that has one end (50A) opening in the interior of the box-type structure body (6) and another end (50B) opening in an outer wall (3C-3D) above the load waterline (LWL). The one or more drainage pipes (50) have a check valve (60) comprising a valve that stops the inflow of water into the interior of the box-type structure body (6), and opens when water pressure of the exhaust water from the interior of the box-type structure body (6) is applied.

IPC Classes  ?

• E04H 9/14 - Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate against other dangerous influences, e.g. tornadoes, floods
• B63C 9/06 - Floatable closed containers with accommodation for one or more persons inside

Abstract

An evacuation structure (200, 400) comprises an enclosure including a metal framework structure (200A), and an outer wall (211) covering an outer surface of the framework structure, and buoyancy materials (212, 280, 501 to 504) which are disposed inside the enclosure and have a lower specific gravity than water, wherein a space inside the enclosure excluding the buoyancy materials is defined as an evacuation space (250, 450), a hatch cover (261, 271, 471 to 474) for opening and closing a hatch (260, 270, 461 to 464) provided in the outer wall and communicating with the evacuation space is provided, and a weight obtained by multiplying the density of water by a volume from which water is excluded as a result of all the buoyancy materials becoming submerged is greater than the total weight of the enclosure and the buoyancy materials.

IPC Classes  ?

• E04H 9/14 - Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate against other dangerous influences, e.g. tornadoes, floods
• B63B 19/12 - HatchesHatchways
• B63C 9/06 - Floatable closed containers with accommodation for one or more persons inside

Abstract

A surface treatment device (1) having: a treatment tank (3–1) housing treatment fluid; at least one positive electrode (20) arranged inside the treatment tank; an N number (N being an integer of at least 2) of negative electrode rails (40A, 40B); a plurality of jigs (30) that hold each of a plurality of workpieces (2) immersed in treatment fluid and come in contact with the N number of negative electrode rails and set each of the plurality of workpieces as negative electrodes; and an N number of rectifiers (50) connected to each of the N number of negative electrode rails and at least one of the positive electrodes. Each of the plurality of jigs includes an N number of conduction paths (31A, 31B) that are connected from each of the N number of negative electrode rails to each of an N number of different sites on each one of the plurality of workpieces. The N number of conduction paths are insulated from each other.

IPC Classes  ?

• C25D 21/12 - Process control or regulation
• C25D 17/00 - Constructional parts, or assemblies thereof, of cells for electrolytic coating

Abstract

A surface treatment device (1) comprising: a treatment tank (3-1) accommodating a treatment fluid; at least one positive electrode (20) disposed inside the treatment tank; at least one negative electrode rail (40–1); intermittent conveyance devices (70, 72) that intermittently convey, using a plurality of stop positions inside the treatment tank as start points and/or end points, a plurality of jigs (30) that suspend and hold each of a plurality of workpieces (2) immersed in treatment fluid, said jigs also coming in contact with the at least one negative electrode rail and setting a plurality of workpieces as negative electrodes; a plurality of nozzle tubes (60) that spray treatment fluid on to the plurality of workpieces, at least one nozzle tube being arranged, in the planar view inside the treatment tank, between the at least one positive electrode and a workpiece that stops at each of the plurality of stop positions; and a movement mechanism that moves each of the plurality of nozzle tubes along a horizontal direction parallel to each of the plurality of workpieces.

IPC Classes  ?

• C25D 17/00 - Constructional parts, or assemblies thereof, of cells for electrolytic coating
• C25D 21/12 - Process control or regulation

Abstract

A surface treatment device (1) having: treatment tanks (3–1 – 3–n) that have arranged therein a plurality of nozzle tubes (60) that spray treatment fluid on to a plurality of workpieces (2) to be immersed in treatment fluid; and a plurality of treatment fluid circulation devices (100). Each of the plurality of treatment fluid circulation devices: is connected to a respective one of a plurality of divided regions (6), which divide the treatment tanks in the longitudinal direction thereof and each include at least one of the plurality of nozzle tubes; and adjusts the treatment fluid recovered from each of the divided regions (6) and returns and supplies the same to at least one nozzle tube provided in each of the divided regions (6).

IPC Classes  ?

• C25D 21/16 - Regeneration of process solutions
• C25D 17/00 - Constructional parts, or assemblies thereof, of cells for electrolytic coating
• C25D 17/06 - Suspending or supporting devices for articles to be coated
• C25D 19/00 - Electrolytic coating plants
• C25D 21/10 - Agitating of electrolytesMoving of racks
• C25D 21/14 - Controlled addition of electrolyte components

Abstract

This electrolytic treatment assembly 100, which is fitted to a surface treatment tank 10 that performs an electrolytic treatment on the surface of a work 1 that is set on a negative electrode, comprises a nozzle unit 200 and a positive electrode unit 300 that is integrally connected with the nozzle unit. The nozzle unit comprises a plurality of nozzle pipes 210, a common pipe 220, and a pipe joint 230 which connects the common pipe to an external pipe. The positive electrode unit comprises a positive electrode box 320 and a power receiving part 330 which connects an insoluble positive electrode to an external power feeding part 40 that is set to the surface treatment tank. The positive electrode box comprises at least one insoluble positive electrode 310 which is arranged at a distance from the plurality of nozzle pipes in the horizontal direction, and a partition wall which is arranged at a distance from the insoluble positive electrode in the horizontal direction.

IPC Classes  ?

• C25D 17/00 - Constructional parts, or assemblies thereof, of cells for electrolytic coating
• C25D 17/10 - Electrodes
• H05K 3/18 - Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material

Abstract

Transport jigs 30 and 30A have transport units 300, 320, 330 and a workpiece holding unit 500 for hanging from and supported by the transport unit. The workpiece holding unit has: a fixed member 510; two movable members 550 supported slidably in the horizontal direction by the fixed member and protruding from both ends of the fixed member; an upper fixed chuck member 600 supported on the fixed member and clamping the upper end part of a workpiece 20; and upper movable chuck members 610 each attached respectively to one of the two movable members and clamping an upper end part of the workpiece 20.

IPC Classes  ?

• C25D 17/08 - Racks
• B23P 19/00 - Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformationTools or devices therefor so far as not provided for in other classes
• C25D 17/06 - Suspending or supporting devices for articles to be coated
• C25D 21/00 - Processes for servicing or operating cells for electrolytic coating

Abstract

A surface treatment device 10 is provided with: a surface treatment tank 200 which contains a treatment liquid Q, and has an upper opening 200A; a transport jig 30 which includes a workpiece holding part 340 which holds a workpiece 20 in a manner which allows the workpiece 20 to hang vertically from the upper opening of the surface treatment tank and dip into the treatment liquid, and transports the workpiece 20 in a transport direction A; an electricity-feeding part 260 which is brought into contact with the transport jig to feed electricity to the workpiece; a drive part 270 which applies drive force to the transport jig to drive and transport the transport jig; and a guide part 280 which is brought into contact with the transport jig to guide and transport the transport jig, wherein, as viewed from above, the distance L1 between the guide part and the workpiece holding part is shorter than the distance L2 between the drive part and the workpiece holding part and is also shorter than the distance L3 between the electricity feeding part and the workpiece holding part.

IPC Classes  ?

• C25D 17/08 - Racks
• B23P 19/00 - Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformationTools or devices therefor so far as not provided for in other classes
• C25D 17/06 - Suspending or supporting devices for articles to be coated
• C25D 21/00 - Processes for servicing or operating cells for electrolytic coating

Abstract

A workpiece holding jig that has: a conductive frame-like member 630; a plurality of conductive first chuck members 610 that are supported on an upper frame member 631 and grip an upper side of a rectangular workpiece 20; a plurality of conductive second chuck members 620 that are supported on a lower frame member 632 and grip a lower side of the rectangular workpiece; a shared power supply part 650; a first conduction part 660 that conducts electricity from the shared power supply part to the upper frame member; and a second conduction part 670 that conducts electricity from the shared power supply part to a pair of vertical frame members 633, 634. The first conduction member is electrically connected and fixed to both end parts of the upper frame member and includes: a pair of first conduction members 661, 662 that, via an insulation member 635, respectively guide the pair of vertical frame members such that the pair of vertical frame members are capable of vertical movement; and a pair of second conduction members 663, 664 that electrically connect the shared power supply part and the pair of first conduction members.

IPC Classes  ?

• C25D 17/08 - Racks
• C25D 21/00 - Processes for servicing or operating cells for electrolytic coating

Abstract

This workpiece holding jig 10 has a jig main body 20 that includes: a pair of upper lateral members 31, 32; a pair of lower lateral members 41, 42; and a connection part 50 that connects the pair of upper lateral members and the pair of lower lateral members. The jig main body 20 is provided with: a plurality of parallel first support members 70 that are supported between the pair of upper lateral members; a plurality of first clamp members 80 that are supported on each of the plurality of first support members and clamp upper end parts of each of a plurality of workpieces; a plurality of parallel second support members 90 that are supported between the pair of lower lateral members; and a plurality of second clamp members 100 that are supported on each of the plurality of second support members and clamp lower end parts of each of the plurality of workpieces. The plurality of first support members or the plurality of second support members are supported on the pair of upper lateral members or the pair of lower lateral members so as to be capable of ascending/descending.

IPC Classes  ?

• C23C 18/31 - Coating with metals
• C25D 17/08 - Racks
• H05K 3/18 - Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material

Abstract

A continuous plating apparatus, when the number of the workpieces simultaneously transferred in the plating tank in a completely immersed state is N, (N+1) cathode relay members that extend in a workpiece transfer direction and (N+1) power supply units being provided outside the plating tank, anode terminals of the power supply units being connected to opposed anodes that are provided in the plating tank, cathode terminals of the power supply units being respectively connected to the cathode relay members so that power is supplied to each of the workpieces transferred in the plating tank from a corresponding power supply unit among the power supply units through a corresponding cathode relay member among the cathode relay members, and each of the power supply units being able to be controlled by constant current control when being transferred in the plating tank in a completely immersed state, by current gradual increase control when being carried into the plating tank in a partially immersed state, and by current gradual decrease control when being carried out from the plating tank in a partially immersed state.

IPC Classes  ?

• C25D 17/06 - Suspending or supporting devices for articles to be coated
• C25D 17/10 - Electrodes
• C25D 21/12 - Process control or regulation
• C25D 17/28 - Apparatus for electrolytic coating of small objects in bulk with means for moving the objects individually through the apparatus during the treatment
• C25D 17/12 - Shape or form
• H05K 3/24 - Reinforcing of the conductive pattern