Abstract

A fastening structure and a fastening method thereof include a body part and a fastening part. The body part has an entering part and can be arranged at an object, and the fastening part is arranged at the body part; and a fastened object laterally enters the entering part, so as to fasten the fastening part into a fastened part of the fastened object, so that the fastened object is limited to the body part, or the fastened object is simultaneously horizontally and vertically limited by the entering part and the fastening part. Thus, the cooperation of the entering part of the body part and the fastening part can be used to complete a quick combination of at least two objects, so as to achieve the effect of repeated and quick combination and separation.

IPC Classes  ?

• F16B 5/02 - Joining sheets or plates to one another or to strips or bars parallel to them by means of fastening members using screw-thread
• F16B 21/06 - Releasable fastening devices with snap action

Abstract

A control device includes a head portion and a body portion. The body portion is movably fitted to the head portion. Lateral buoyancy level, vertical buoyancy level or rotational buoyancy level between the head portion and the body portion enables the shifting, tightening, restrictive abutment or rotational abutment between the head portion and the body portion. Therefore, the body portion of the control device is fitted to a body portion of a first object, and the head portion of the control device engages or removes a second object, so as to achieve the coupling and separating of the first and second objects. Hence, the control device can couple together and separate the first and second objects repeatedly and rapidly.

IPC Classes  ?

• F16B 21/06 - Releasable fastening devices with snap action

Abstract

A control device includes a head portion and a body portion. The body portion is movably fitted to the head portion. Lateral buoyancy level, vertical buoyancy level or rotational buoyancy level between the head portion and the body portion enables the shifting, tightening, restrictive abutment or rotational abutment between the head portion and the body portion. Therefore, the body portion of the control device is fitted to a body portion of a first object, and the head portion of the control device engages or removes a second object, so as to achieve the coupling and separating of the first and second objects. Hence, the control device can couple together and separate the first and second objects repeatedly and rapidly.

IPC Classes  ?

• F16B 21/06 - Releasable fastening devices with snap action

Abstract

A fastening structure applicable to a first object and a second object disposed on the first object. The fastening structure includes an anti-rotation segment, a joining segment and a fastening segment. Therefore, the fastening structure is effective in firmly fitting at least two objects together.

IPC Classes  ?

• F16B 4/00 - Shrinkage connection, e.g. assembled with the parts at different temperature; Force fits; Non-releasable friction-grip fastenings

Abstract

A fastening element includes a body portion and a fastening portion. The body portion is used to assemble a first object. The fastening portion is movably combined in the body portion, the fastening portion is provided with a height limiting portion, and the fastening portion is used to assemble a second object. The height limiting portion is abutted against the second object or limits a fastening stroke of the fastening portion, or the height limiting portion limits a distance between the first object and the second object. Accordingly, the fastening element can quickly combine and separate at least two objects, and achieve the effect of combining and separating repeatedly and quickly.

IPC Classes  ?

• F16B 5/02 - Joining sheets or plates to one another or to strips or bars parallel to them by means of fastening members using screw-thread

Abstract

A fastener structure used to arrange a second object on a first object and a method of use of the fastener structure includes an engaging portion, a direction limiting portion, and an assembly portion. The engaging portion is for engaging to a second object. The direction limiting portion is connected to the engaging portion and is for limiting a movement direction of the second object engaged with the engaging portion. The assembly portion is for assembling to the first object.

IPC Classes  ?

• F16B 5/06 - Joining sheets or plates to one another or to strips or bars parallel to them by means of clamps or clips
• F16B 5/08 - Joining sheets or plates to one another or to strips or bars parallel to them by means of welds or the like

Abstract

A soldering component and a method of fitting it to boards are introduced. The soldering component includes a body and a fitting portion. The fitting portion is fitted to an object. The body has an engaging portion with an elastic retraction space conducive to elastic retraction of two or more engagement portions, allowing the engagement portions to engage with another object. The soldering component has a weldable surface to be soldered to a weldable surface of the object. The weldable surface of the object has a built-in solder layer adapted to be heated for soldering the soldering component and the weldable surface of the object together. The soldering component is disposed in a carrier, taken out with a tool, compared with the object by a comparison device to determine a fitting position on the object, positioned at the fitting position with the tool, thereby being fitted to the object.

IPC Classes  ?

• B23K 37/04 - Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for holding or positioning work
• B23K 37/047 - Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps

Abstract

A welding connection element includes a body and an assembly portion. The body includes a fitting fastening portion having an elastic withdrawal space. The elastic withdrawal space is capable of elastically withdrawing two or more fastening portions, so as to enable the fastening portions to be receivingly fastened in another object. The welding connection element has a welding surface configured to be welding connected to a welding surface of the object. The welding surface of the object is provided in advance with a solder layer configured to be heated and to welding connect the welding connection element and the welding surface of the object. The welding connection element is provided at a carrier in advance, taken out by a tool, compared with an assembly position of the object by a comparison device, and placed at the assembly position by the tool so as to be assembled with the object.

IPC Classes  ?

• B23K 3/08 - Auxiliary devices therefor
• B23K 1/00 - Soldering, e.g. brazing, or unsoldering
• F16B 21/08 - Releasable fastening devices with snap action in which the stud, pin, or spigot has a resilient part

Abstract

A press-fit structure and a press-fit method are introduced. The press-fit structure includes a body, a pressurizing portion, a material storage space, a restricting portion and a limit stop portion. The pressurizing portion is for applying a pressure on an object to cause a material of the object to flow into or enter the material storage space. The object is restricted by the restricting portion, and a restriction direction of the press-fit structure is restricted by the limit stop portion. Thus, the press-fit structure and the press-fit method of the present disclosure are enabled to provide a required object with a stable assembly effect.

IPC Classes  ?

• F16B 4/00 - Shrinkage connection, e.g. assembled with the parts at different temperature; Force fits; Non-releasable friction-grip fastenings
• B21D 22/20 - Deep-drawing
• B21D 22/26 - Deep-drawing for making peculiarly, e.g. irregularly, shaped articles

Abstract

A fixing structure applied to arrange a heat dissipating device to a heat generating body on an object includes an entrance portion provided on the heat dissipating device and an elastic fastener provided on the object. The elastic fastener is arranged on the object, and includes a coupling head, a rod connected to the coupling head, and an elastic element sleeved on the rod. The entrance portion is in communication with a slide portion, and the elastic fastener is adapted to enter the slide portion by the rod via the entrance portion and have the coupling head contact the heat dissipating device. The elastic element is for providing an elastic force for tightly securing the coupling head on the heat dissipating device, so as to press the heat dissipating device against the heat generating body in order to dissipate heat.

IPC Classes  ?

• H05K 1/00 - Printed circuits
• H05K 1/02 - Printed circuits - Details

Abstract

A soldering component and a method of fitting it to boards are introduced. The soldering component includes a body and a fitting portion. The fitting portion is fitted to an object. The body has an engaging portion with an elastic retraction space conducive to elastic retraction of two or more engagement portions, allowing the engagement portions to engage with another object. The soldering component has a weldable surface to be soldered to a weldable surface of the object. The weldable surface of the object has a built-in solder layer adapted to be heated for soldering the soldering component and the weldable surface of the object together. The soldering component is disposed in a carrier, taken out with a tool, compared with the object by a comparison device to determine a fitting position on the object, positioned at the fitting position with the tool, thereby being fitted to the object.

IPC Classes  ?

• B23K 37/04 - Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for holding or positioning work
• B23K 37/047 - Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps

Abstract

A welding connection element includes a body and an assembly portion. The body includes a fitting fastening portion having an elastic withdrawal space. The elastic withdrawal space is capable of elastically withdrawing two or more fastening portions, so as to enable the fastening portions to be receivingly fastened in another object. The welding connection element has a welding surface configured to be welding connected to a welding surface of the object. The welding surface of the object is provided in advance with a solder layer configured to be heated and to welding connect the welding connection element and the welding surface of the object. The welding connection element is provided at a carrier in advance, taken out by a tool, compared with an assembly position of the object by a comparison device, and placed at the assembly position by the tool so as to be assembled with the object.

IPC Classes  ?

• B23K 3/08 - Auxiliary devices therefor
• B23K 1/00 - Soldering, e.g. brazing, or unsoldering
• F16B 21/08 - Releasable fastening devices with snap action in which the stud, pin, or spigot has a resilient part

Abstract

A welding structure capable of rotational movement and a welding method for the same are introduced. The welding structure capable of rotational movement includes a seat member and a rotational movement member. The seat member has a welding portion. The rotational movement member is movably fitted to the seat member. The rotational movement member has a pressing portion for welding the welding portion to an object; thus, the rotational movement member undergoes rotational movement while the pressing portion is pressing against a pressed object, thereby causing displacement of the object. Therefore, the welding structure capable of rotational movement and the welding method for the same exhibit enhancement of ease of use, labor saving, and convenience.

IPC Classes  ?

• F16B 5/08 - Joining sheets or plates to one another or to strips or bars parallel to them by means of welds or the like
• B23K 31/02 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to soldering or welding

Abstract

A soldering component and a method of fitting it to boards are introduced. The soldering component includes a body and a fitting portion. The fitting portion is fitted to an object. The body has an engaging portion with an elastic retraction space conducive to elastic retraction of two or more engagement portions, allowing the engagement portions to engage with another object. The soldering component has a weldable surface to be soldered to a weldable surface of the object. The weldable surface of the object has a built-in solder layer adapted to be heated for soldering the soldering component and the weldable surface of the object together. The soldering component is disposed in a carrier, taken out with a tool, compared with the object by a comparison device to determine a fitting position on the object, positioned at the fitting position with the tool, thereby being fitted to the object.

IPC Classes  ?

• B23K 37/04 - Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for holding or positioning work
• B23K 37/047 - Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps

Abstract

A structure and method for retaining fastening element solder are introduced. The structure includes a fastening element which has a solderable surface and a fastening portion or a hole portion. One end of the hole portion or the fastening portion has a retaining portion. During a soldering heating process, solder flows into or enters the retaining portion to cool down and solidify. The solidified solder is retained in the retaining portion. The fastening element is firmly coupled to a first object because of coordination between the solderable surface and the retaining portion, and the second object is coupled to or removed from the fastening element because of coordination between the fastening portion and the hole portion, so as to couple together and separate the first and second objects repeatedly and quickly.

IPC Classes  ?

• B23K 1/00 - Soldering, e.g. brazing, or unsoldering
• F16B 19/02 - Bolts or sleeves for positioning of machine parts, e.g. notched taper pins, fitting pins, sleeves, eccentric positioning rings
• H05K 1/18 - Printed circuits structurally associated with non-printed electric components
• B23K 101/42 - Printed circuits

Abstract

A fastener and a method of mounting the same in place includes a fitting portion, an engaging portion and a filler portion. The fastener passes through a sliding hole of an object, and then the fitting portion presses against the object, allowing a material of the object to enter or flow into the filler portion, so as to fit the fastener and the object firmly together. The engaging portion is engaged with or removed from another object. Therefore, the fastener and the method can couple together and separate at least two objects repeatedly and rapidly.

IPC Classes  ?

• F16B 21/09 - Releasable fastening devices with a stud engaging a keyhole slot
• F16B 4/00 - Shrinkage connection, e.g. assembled with the parts at different temperature; Force fits; Non-releasable friction-grip fastenings

Abstract

A method of fitting a fastener to an object is introduced. The fastener has a weldable surface and an engaging portion or a hole portion. One end of the hole portion or one end of the engaging portion has a holding portion. During a welding heating process, solder flows into or enters the holding portion and then cools down and solidifies therein so as to be held therein. Therefore, the weldable surface and the holding portion together enable the fastener to be firmly coupled to an object. The engaging portion and the hole portion together enable an object to be coupled to or removed from another object, so as to couple together and separate at least two objects repeatedly and quickly.

IPC Classes  ?

• B23K 1/00 - Soldering, e.g. brazing, or unsoldering
• F16B 39/02 - Locking of screws, bolts, or nuts in which the locking takes place after screwing down
• F16B 37/06 - Devices for fastening nuts to surfaces, e.g. sheets, plates by means of welding or riveting
• F16B 1/02 - Means for securing elements of mechanisms after operation
• B23K 31/02 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to soldering or welding

Abstract

A soldering component and a method of fitting it to boards are introduced. The soldering component includes a body and a fitting portion. The fitting portion is fitted to an object. The body has an engaging portion with an elastic retraction space conducive to elastic retraction of two or more engagement portions, allowing the engagement portions to engage with another object. The soldering component has a weldable surface to be soldered to a weldable surface of the object. The weldable surface of the object has a built-in solder layer adapted to be heated for soldering the soldering component and the weldable surface of the object together. The soldering component is disposed in a carrier, taken out with a tool, compared with the object by a comparison device to determine a fitting position on the object, positioned at the fitting position with the tool, thereby being fitted to the object.

IPC Classes  ?

• B23K 37/04 - Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for holding or positioning work
• B23K 37/047 - Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps

Abstract

A fastener structure and a method of manufacturing the same are introduced. The fastener structure includes a body portion and an engaging portion. The body portion is formed from a plate element shaped by being folded, shaped by being rolled or shaped by being pulled. The body portion has a receiving space. The engaging portion is movably fitted to the body portion. The engaging portion has a head portion and an engaging-connecting portion. The engaging-connecting portion is disposed in the receiving space. The body portion is movably fitted to the engaging portion and fitted to an object, whereas the engaging portion is engaged with another object or removed from another object, to not only fit together and separate at least two objects repeatedly and quickly but also render the fastener structure easy to manufacture.

IPC Classes  ?

• F16B 39/24 - Locking of screws, bolts, or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
• F16B 43/00 - Washers or equivalent devices; Other devices for supporting bolt-heads or nuts

Abstract

A fastener and a method of mounting the same in place includes a fitting portion, an engaging portion and a filler portion. The fastener passes through a sliding hole of an object, and then the fitting portion presses against the object, allowing a material of the object to enter or flow into the filler portion, so as to fit the fastener and the object firmly together. The engaging portion is engaged with or removed from another object. Therefore, the fastener and the method can couple together and separate at least two objects repeatedly and rapidly.

IPC Classes  ?

• F16B 21/09 - Releasable fastening devices with a stud engaging a keyhole slot
• F16B 4/00 - Shrinkage connection, e.g. assembled with the parts at different temperature; Force fits; Non-releasable friction-grip fastenings

Abstract

A method of mounting a fixing assembly to a workpiece is introduced. The fixing assembly includes a fastener structure, which consists of an engaging member and a mating member connected together, and a fastening member, which includes sequentially connected head portion, assembling section and fastening section, while the assembling section is assembled to the engaging member of the fastener structure. In the method of mounting the fixing assembly to a workpiece, the engaging member of the fastener structure is first connected to the mating member, the assembling section of the fastening member is then forced through an insertion-hole section of the engaging member to be assembled thereto, and finally, a first inner retaining section of the mating member is movably connected to an outer retaining section of a locating member, which is connected to the workpiece.

IPC Classes  ?

• F16B 5/02 - Joining sheets or plates to one another or to strips or bars parallel to them by means of fastening members using screw-thread
• F16B 5/08 - Joining sheets or plates to one another or to strips or bars parallel to them by means of welds or the like

Abstract

A drivable handle structure and method of use thereof are introduced, and the handle structure includes a shaft portion, a handle portion, and at least one lever portion; when the handle structure is used, the shaft portion is combined with a first object, and used as a rotating axis to make the lever portion turn for moving abuttingly against a movement portion of a second object so that the first object and the second object can move because of the movement of the handle structure. Accordingly, the handle structure may be set up to the first object, and drive or release from the second object so as to operate and apply force easily and have the advantage of convenient usage.

IPC Classes  ?

• E05B 1/00 - Knobs or handles for wings; Knobs, handles, or press buttons for locks or latches on wings

Abstract

A fixing assembly and a fastener structure thereof are introduced. The fastener structure includes an engaging member and a mating member connected together. The fixing assembly includes a fastening member and the fastener structure. The fastening member includes sequentially connected head portion, assembling section and fastening section, while the assembling section is assembled to the engaging member. A method of assembling the fixing assembly is also introduced, according to which the engaging member is first connected to the mating member, the assembling section of the fastening member is then forced through an insertion-hole section of the engaging member to be assembled thereto, and finally, a first inner retaining section of the mating member is movably connected to an outer retaining section of a locating member, which is connected to a workpiece. Therefore, the fixing assembly and the fastener structure thereof have a simple structure and can be easily completed.

IPC Classes  ?

• F16B 21/07 - Releasable fastening devices with snap action in which the socket has a resilient part
• F16B 41/00 - Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts, or pins

Abstract

A structure and method for retaining fastening element solder are introduced. The structure includes a fastening element which has a solderable surface and a fastening portion or a hole portion. One end of the hole portion or the fastening portion has a retaining portion. During a soldering heating process, solder flows into or enters the retaining portion to cool down and solidify. The solidified solder is retained in the retaining portion. The fastening element is firmly coupled to a first object because of coordination between the solderable surface and the retaining portion, and the second object is coupled to or removed from the fastening element because of coordination between the fastening portion and the hole portion, so as to couple together and separate the first and second objects repeatedly and quickly.

IPC Classes  ?

• B23K 1/00 - Soldering, e.g. brazing, or unsoldering
• F16B 19/00 - Bolts without screw-thread; Pins, including deformable elements; Rivets
• H05K 1/18 - Printed circuits structurally associated with non-printed electric components
• F16B 19/02 - Bolts or sleeves for positioning of machine parts, e.g. notched taper pins, fitting pins, sleeves, eccentric positioning rings
• B23K 101/42 - Printed circuits

Abstract

A control device includes a head portion and a body portion. The body portion is movably fitted to the head portion. Lateral buoyancy level, vertical buoyancy level or rotational buoyancy level between the head portion and the body portion enables the shifting, tightening, restrictive abutment or rotational abutment between the head portion and the body portion. Therefore, the body portion of the control device is fitted to a body portion of a first object, and the head portion of the control device engages or removes a second object, so as to achieve the coupling and separating of the first and second objects. Hence, the control device can couple together and separate the first and second objects repeatedly and rapidly.

IPC Classes  ?

• F16F 1/12 - Attachments or mountings
• F16F 1/02 - Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
• F16F 1/46 - Springs made of material having high internal friction characterised by the mode of stressing loaded mainly in tension

Abstract

A fastening device includes a head member and a body member. The head member has a stem portion provided with a fastening section; and the body member is movably assembled to the head member and includes an elastic fastening section for engaging with a first workpiece. To connect the first workpiece to a second workpiece, simply fasten the fastening section of the stem portion to the second workpiece. To disconnect the first workpiece from the second workpiece, simply release the fastening section from the second workpiece. With these arrangements, it is able to quickly connect and easily disconnect two workpieces to and from one another.

IPC Classes  ?

• F16B 35/04 - Screw-bolts; Stay bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
• F16B 2/22 - Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening of resilient material, e.g. rubbery material
• F16B 21/20 - Means without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding it; Stud-and-socket releasable fastenings without screw-thread by separate parts for bolts or shafts without holes, grooves, or notches for locking members
• F16B 37/04 - Devices for fastening nuts to surfaces, e.g. sheets, plates
• F16B 21/08 - Releasable fastening devices with snap action in which the stud, pin, or spigot has a resilient part

Abstract

A roller structure and method of using the same are introduced. The roller structure includes a first sleeve having a mounting portion for mounting a roller portion and a first connection portion for mounting a carried object, wherein the roller portion is disposed at the mounting portion; and a positioning element disposed at the first sleeve and the roller portion to cause the roller portion to rotate relative to the mounting portion. The roller structure can be conveniently and quickly amounted on the carried object, roller frame or circuit board such that roller structure gets standardized and modularized to serve an industrial purpose and provides rollers rotatable in all directions and suitable for use in SMT (Surface Mount Technology) processes and automated assembly operation.

IPC Classes  ?

• B60B 33/00 - Castors in general
• H05K 1/18 - Printed circuits structurally associated with non-printed electric components
• H05K 3/30 - Assembling printed circuits with electric components, e.g. with resistor
• H05K 3/34 - Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering

Abstract

A wrench quick release apparatus includes a sleeve, a positioning unit, a wrench unit and an elasticity unit. The sleeve includes a channel and an engaging section for engaging to a first plate. The positioning unit inserts in the channel of the sleeve, and includes one end inserted through the first plate and an opposite end protrudes out from the channel of the sleeve. The wrench unit is pivotally connected to the positioning unit and protrudes out from one end of the sleeve. The elasticity unit includes one end pushed against the positioning unit and an opposite end pushed against the sleeve. Accordingly, the wrench quick release apparatus is first engaged to the first plate through the sleeve and then engaged to or disengaged from a second plate.

IPC Classes  ?

• F16B 5/00 - Joining sheets or plates to one another or to strips or bars parallel to them
• G06F 1/18 - Packaging or power distribution
• F16B 17/00 - Fastening means without screw-thread for connecting constructional elements or machine parts by a part of or on one member entering a hole in the other
• F16B 5/06 - Joining sheets or plates to one another or to strips or bars parallel to them by means of clamps or clips
• F16B 19/10 - Hollow rivets; Multi-part rivets fastened by expanding mechanically

Abstract

A grooved rotatably fastening structure includes, in top-to-bottom sequence, a head, a shaft connected to the head, and a fastening portion connected to the shaft. The fastening portion has a first groove and a second groove. The first groove is concavely disposed on a lateral surface of the fastening portion and extends upward from a bottom of the fastening portion. The second groove is concavely disposed on the lateral surface of the fastening portion and extends from the first groove transversely or obliquely. The first groove and the second groove are in communication. The rotatably fastening structure enables users to connect two objects together quickly without compromising the structural strength of the two objects and is applicable to thin objects.

IPC Classes  ?

• F16B 21/04 - Releasable fastening devices locking by rotation with bayonet catch
• F16B 41/00 - Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts, or pins
• F16B 5/02 - Joining sheets or plates to one another or to strips or bars parallel to them by means of fastening members using screw-thread
• F16B 5/06 - Joining sheets or plates to one another or to strips or bars parallel to them by means of clamps or clips

Abstract

A fastening device is provided, which includes a locating seat for engaging with a first workpiece; a fastening member including sequentially connected stop unit, shank unit and fastening unit, the fastening unit being configured for fastening to a second workpiece; a reciprocation actuator movably disposed on the locating seat with the shank unit extended through and movably located in the reciprocation actuator and the locating seat, the stop unit abutted on a top of the reciprocation actuator, the fastening unit movable in a reciprocating motion between an inner side and an outer side of the locating seat or outside the locating seat; and an elastic element having an end pressed against the locating seat and another end pressed against the fastening member.

IPC Classes  ?

• F16B 21/09 - Releasable fastening devices with a stud engaging a keyhole slot

Abstract

A wrench quick release apparatus includes a sleeve, a positioning unit, a wrench unit and an elasticity unit. The sleeve includes a channel and an engaging section for engaging to a first plate. The positioning unit inserts in the channel of the sleeve, and includes one end inserted through the first plate and an opposite end protrudes out from the channel of the sleeve. The wrench unit is pivotally connected to the positioning unit and protrudes out from one end of the sleeve. The elasticity unit includes one end pushed against the positioning unit and an opposite end pushed against the sleeve. Accordingly, the wrench quick release apparatus is first engaged to the first plate through the sleeve and then engaged to or disengaged from a second plate.

IPC Classes  ?

• F16B 5/00 - Joining sheets or plates to one another or to strips or bars parallel to them
• G06F 1/18 - Packaging or power distribution
• F16B 19/10 - Hollow rivets; Multi-part rivets fastened by expanding mechanically
• F16B 5/06 - Joining sheets or plates to one another or to strips or bars parallel to them by means of clamps or clips
• F16B 5/02 - Joining sheets or plates to one another or to strips or bars parallel to them by means of fastening members using screw-thread
• F16B 17/00 - Fastening means without screw-thread for connecting constructional elements or machine parts by a part of or on one member entering a hole in the other
• F16B 1/00 - Devices for securing together, or preventing relative movement between, constructional elements or machine parts

Abstract

A quick assembly apparatus includes a fastening unit, a control unit and an elasticity unit. The fastening unit includes a head section and a fastening section, a through channel connecting the head section and the fastening section, and a notch at the fastening section to form a plurality of elastic fastening elements. The control unit is movably inserted in the through channel, includes a supporting section supporting the elastic fastening elements, a control shaft connected with the supporting section and extending out from the fastening section, and an extension shaft connected with the supporting section and extending towards the head section. The elasticity unit is fitted around the extension shaft of the control unit, and has its one end pushed against the control unit and its another end pushed against the fastening unit. Accordingly, the quick assembly apparatus is capable of quickly and steadily assembling two plates.

IPC Classes  ?

• F16B 13/08 - Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front with separate gripping parts moved into their final position in relation to the body of the device without further manual operation
• F16B 13/12 - Separate metal dowel sleeves fastened by inserting the screw, nail, or the like

Abstract

A packaging method for assembling a screw to a printed circuit board (PCB) includes the steps of: providing a screw having a head, a threaded shank, and a ferrule enclosing the threaded shank; mounting a stop ring on the threaded shank to maintain a predetermined height from top of the head to bottom of the ferrule; using a tool to fetch the screw and align the threaded shank with one through hole provided on the PCB; releasing the screw from the tool for a flange of the ferrule to extend into the through hole on the PCB; heating to melt a solder layer atop of the PCB, so that the ferrule is fixedly held to the PCB when the molten solder layer is cooled and hardened again; and removing the stop ring so that the threaded shank is retracted into the ferrule.

IPC Classes  ?

• H01R 9/00 - Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor