Patents Assigned to Hanwit Precision Industries Ltd.
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Patent number: 12660115Abstract: A locking device includes a casing composed of a cover and a back plate with a storage chamber and an accommodation groove defined in the cover, a pressing adjustment member set in the accommodation groove with the hook portion thereof inserted through a passage in the accommodation groove and stopped against the cover, a pivot mounted between the cover and the back plate, and a swivel hook and a rotating reset member both sleeved onto the pivot. The swivel hook has a hook end extending out of the casing and rotatably locked in a chassis. The hook portion of the pressing adjustment member adjusts the tightness of the cover, the swivel hook and the back plate according to whether the hook portion of the pressing adjustment member resists the inner wall of the chassis.Type: GrantFiled: March 8, 2024Date of Patent: June 16, 2026Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ming-De Wu, Chih-Yuan Chen
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Patent number: 12615741Abstract: A blind-mating floating clamp device includes a device body having two opposite side surfaces respectively provided a through hole penetrating the inside of the device body, and an elastic member assembled inside the device body, and a quick connector with the shank thereof movably inserted into the through holes of the device body. The diameter of each through hole is larger than the inner diameter of the elastic member or smaller than the outer diameter of the elastic member. The shank of the quick connector is movably held at the inner diameter of the elastic member, so that the docking portion located in the shank can be assembled with a corresponding preset adapter. It achieves elastic floating offset, rapid adjustment, convenient assembly and docking purposes, and the quick connector application is not easily restricted by the installation position.Type: GrantFiled: December 15, 2023Date of Patent: April 28, 2026Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ming-De Wu, Ching-Kai Chang
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Patent number: 12601432Abstract: A floating connector for liquid cooling device includes a housing having an accommodating and adjusting space inside, an opening at the front side, a perforation at the rear side and an inclined inner wall therein adjacent to the opening; and a floating module including a connector having a docking portion positioned in the opening, a positioning portion positioned in the perforation, a base in the middle, a liquid flow channel extending through the docking portion, the base and the positioning portion and an inclined ring portion formed between the base and the docking portion, and an elastic member with two ends thereof respectively abutting the base and the housing mounted around the positioning portion, so that when the elastic member is in an extended state, the inclined ring portion is supported against the inclined inner wall.Type: GrantFiled: November 5, 2024Date of Patent: April 14, 2026Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ming-De Wu, Ching-Kai Chang
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Patent number: 12584580Abstract: A floating adapter module includes a base having two connecting portions, a receiving groove and a shaft mounted with a limiter, two docking parts respectively assembled at the connecting portions, the first and second elastic members respectively assembled at the receiving groove and the shaft, and a housing assembled and positioned in the receiving space of the base. The first elastic member is used to provide the base with horizontal and vertical (X, Y) radial floating in the receiving space. At the same time, the second elastic member is used to provide the base with axial (Z) floating in the receiving space. This achieves the purpose of floating displacement of the base located inside the housing.Type: GrantFiled: July 25, 2024Date of Patent: March 24, 2026Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ming-De Wu, Ching-Kai Chang
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Patent number: 12550266Abstract: A storage module double-layer positioning device set includes a storage module and two positioning devices arranged on two sides of the circuit board of the storage module in a staggered manner. Each positioning device includes a base with an accommodating chamber, two slideways, two side guide plates, a limiting groove, a blocking wall, a positioning block and a positioning unit; a retaining member having a horizontal portion with a pushing portion and an operating portion, a vertical portion extending inserted into the accommodating chamber, a connecting plate connected to the vertical portion, and two positioning blocks respectively inserted into the limiting grooves of the base to form positioning; an elastic member set in the accommodating chamber and stopped between the vertical portion and the blocking wall; and a sliding shaft running through the connecting plate and the elastic member with two opposite ends thereof respectively positioned in the two slideways.Type: GrantFiled: January 31, 2024Date of Patent: February 10, 2026Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ming-De Wu, Ching-Kai Chang
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Patent number: 12449864Abstract: A two-stage fixing device includes a seat body mounted on a preset circuit board, and a positioning fastener having a base positioned on the seat body. The base has an integrated first positioning body and second positioning body, which are used for the preset first interface card and preset second interface card plugged into respective preset electrical connectors to be rotated and resisted, and then firmly fixed on the base. By moving the base and an operating portion of a buckle member of the positioning fastener, a first elastic member and a second elastic member loaded on the base can be elastically deformed to recede and tilt up, so that the preset first and second interface cards can be separated from the positioning fastener to achieve rapid positioning and disassembly of multiple interface cards of the present invention.Type: GrantFiled: July 11, 2023Date of Patent: October 21, 2025Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ming-De Wu, Ching-Kai Chang
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Patent number: 12429931Abstract: A two-stage fixing device includes a base member positioned on a preset circuit board, and a positioning fastener with a holder base thereof positioned on the base member. The holder base has first and second positioning blocks used to resist a first interface card and a second interface card that are plugged into respective preset electrical connectors on the preset circuit board, thereby stably positioning them on the holder base. By moving the holder base and the operating portion of the clasp, the first and second elastic members on the holder base can each retreat and tilt through elastic compression deformation. Then, the first and second interface cards can be separated from the positioning fastener, so as to achieve the purpose of rapid positioning and disassembly of multiple interface cards in the present invention.Type: GrantFiled: March 7, 2024Date of Patent: September 30, 2025Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ming-De Wu, Ching-Kai Chang
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Patent number: 12429078Abstract: A fixing device includes a docking element having a through hole on the base thereof and two fixing portions at two sides of the base for fixing to a preset first panel, a positioning mechanism, and a rotating mechanism. Turning the rotating element generates a linkage between the rotating sleeve and the positioning element, and forms a rotating and lifting displacement for the positioning sleeve set inside the rotating sleeve to generate a clamp and cause the positioning element to generate a rotating and lifting displacement. Through the positioning portion of the positioning element, it passes through the through hole of the docking element and is held against the base of the docking element to achieve a solid combination of the preset first panel and the preset second panel. It has the purpose of being stable and not easy to loosen and break away, and has the effect of easy operation.Type: GrantFiled: October 11, 2023Date of Patent: September 30, 2025Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ming-De Wu, Ching-Kai Chang
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Patent number: 12404886Abstract: A fixing device includes a docking element having a through hole on the base thereof and two fixing portions at two sides of the base for fixing to a preset first panel, a positioning mechanism, and a rotating mechanism. Turning the rotating element generates linkage between the rotating sleeve and positioning element, and forms a rotating and lifting displacement for the positioning sleeve set inside the rotating sleeve to generate a clamp and cause the positioning element to generate a rotating and lifting displacement. Through the positioning portion of the positioning element, it passes through the through hole of the docking element and is held against the base of the docking element to achieve a solid combination of the preset first panel and the preset second panel. It has the purpose of being stable and not easy to loosen and break away, and has the effect of easy operation.Type: GrantFiled: July 25, 2023Date of Patent: September 2, 2025Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ming-De Wu, Ching-Kai Chang
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Patent number: 12326167Abstract: A chassis quick release device includes a housing including a base with a connected sliding channel and accommodating space therein and a cover assembled with the base, a locking block linearly movably set in the accommodating space, and an operating handle having a rod body positioned on the sliding channel and a grip assembled with the rod body. The rod body has a cylindrical joint that corresponds to the grip and has a shaft groove defined therein. The grip is provided with a sleeve corresponding to the cylindrical joint and defining therein an accommodating cavity. Moving the operating handle in the direction of the housing causes the locking block to slide out from the accommodating space to form a locked state. Pulling the operating handle away from the housing causes the locking block to move linearly in a second direction to form an unlocked state.Type: GrantFiled: January 2, 2024Date of Patent: June 10, 2025Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ming-De Wu, Ching-Kai Chang
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Patent number: 12297853Abstract: A push controlled positioning device includes a base with a through shaft hole, a push block horizontally and slidably coupled to the base and holding two limiting balls in two opposite through holes, and an axle seat with a shaft rod inserted into the shaft hole of the base and locked in place by the limiting balls under the effect of the elastic restoring force of an elastic member in the push block. When the push block is pushed laterally, the balls enter respective loosening grooves in the push block to unlock the axle seat, allowing removability of the base and the push block from the axle seat.Type: GrantFiled: April 18, 2022Date of Patent: May 13, 2025Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ming-De Wu, Ching-Kai Chang, Ying-Chih Tseng
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Patent number: 12234849Abstract: A pressable locating device and a driving mechanism are disclosed. The locating device includes a shaft, a restraining rod and a restraining member; an accommodation space and a shaft hole of a sleeve of the driving mechanism are mounted on the shaft, the restraining rod and the restraining member. The pressing unit is movably assembled in the accommodation space and includes an inner sliding channel disposed on a bottom thereof, and the restraining member and the restraining rod are movably slid in the inner sliding channel. The inner sliding channel includes a through hole formed on a side thereof, and a locating member is axially movable in the through hole, so as to radially move to restrain with or depart from the restraining rod, along the restraining member. An elastic part is disposed and reciprocated between the bottom of the pressing unit and the accommodation space.Type: GrantFiled: October 26, 2021Date of Patent: February 25, 2025Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ming-De Wu, Ching-Kai Chang
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Patent number: 12173746Abstract: A floating fastener with shock-absorbing structure includes a base having a cylindrical portion and a bottom plate and an abutment ring and an inner ring formed in the cylindrical portion, a fixing element having a head, a shank and locking portion, a flexible liner having a top-sided positioning embedding portion placed in a first fixing hole of a preset first plate, a positioning tube having a tube body and a protruding ring portion, and a buffer pad having a ring groove positioned on the protruding ring portion of the positioning tube. The assembly structure of the positioning tube and the buffer pad is placed outside the cylindrical portion of the base from top to bottom through the perforation of the positioning tube to form a positioning, and the bottom side of the buffer pad is held against the upper surface of the preset first plate.Type: GrantFiled: January 23, 2023Date of Patent: December 24, 2024Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ming-De Wu, Ching-Kai Chang, Ying-Chih Tseng
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Patent number: 12055175Abstract: Floating fastener includes base including main body provided with through hole, resisting ring protruded inside through hole, seat body extended around main body and docking portion protruded from seat body, positioning member having shank inserted into through hole, head located at one end of shank outside main body, joint portion located at an opposite end of shank to move in and out of docking portion and stopper provided between joint portion and shank to abut against resisting ring, elastic member set on shank and stopped between head and resisting ring, and pad provided with inner hole which is inserted outside docking portion of base, so that pad abuts against seat body near the docking portion. The pad is made of soft material, which can achieve the purpose of absorbing the shaking and vibration of the floating fastener under the influence of external force.Type: GrantFiled: May 18, 2022Date of Patent: August 6, 2024Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ming-De Wu, Chih-Yuan Chen
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Patent number: 12058832Abstract: A chassis quick release device includes a housing including a base provided with a sliding channel, a compression space, and accommodating space, a rotating space and a shaft in the rotating space and covered with a cover, a locking block linearly movably set in the accommodating space and providing a guide groove, a guide chamber, a receiving groove and an elastic member set in the receiving groove, a locking member having a shaft hole coupled to the shaft, a rotary reset member positioned on the shaft, resisting edge located at one end thereof that can rotate and protrude from the housing and a locking edge located at the other end thereof, and an operating handle including a rod body positioned in the sliding channel, the guide groove and the guide chamber and mounted with a grp and having a locking portion stopped against the guide chamber.Type: GrantFiled: May 3, 2023Date of Patent: August 6, 2024Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ming-De Wu, Ching-Kai Chang
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Patent number: 11466722Abstract: A floating fastener includes a position-limiting cover with a perforation and a protruding butting portion, a locking member having a head, a shaft and a locking portion, a stopper having a vertical movement hole for the shaft to pass through and a plurality of locking points formed in the vertical movement hole, and a socket having an accommodating groove providing a bottom surface and a through space and a bottom positioning portion for fixation to a first preset plate. The locking portion of the locking member is inserted into the through space. The position-limiting cover outside the shaft covers the top of the socket. The stopper outside the shaft is limited to the limiting space between the protruding butting portion and the accommodating groove, and the locking portion of the locking member can be tilted and locked into a second preset plate.Type: GrantFiled: March 10, 2021Date of Patent: October 11, 2022Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventor: Ying-Chih Tseng
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Patent number: 11441329Abstract: A handle locking structure includes a handle having a pivot portion pivotally connected to a sliding box, a buckle portion for hooking on a cabinet and a handle shaft, and a positioning structure including a base connected to the handle shaft, a positioning device mounted in the base and an elastic member placed on the positioning device. When the handle is hooked on the cabinet, a peripheral limiter of a head member of the positioning device is disengaged from a position-limiting notch of the base to reset the elastic member, so that the positioning device is automatically locked to the sliding box, avoiding vibration of the handle and improving the locking stability of the handle.Type: GrantFiled: June 25, 2020Date of Patent: September 13, 2022Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ching-Kai Chang
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Patent number: 11372459Abstract: A fastener includes a base having a joint plate extended therefrom toward a first direction, a joint plate extended from the joint plate toward a second direction and configured to secure to an electronic base board, and a fastening member protruded thereon toward a third direction. The fastener includes an elastic compressive unit connected to the joint plate and including a pushing part configured to abut with a circuit board downwardly rotated. Subject to the stress in the first direction and applied by the circuit board, the pushing part is moved back and the elastically-compressive unit is compressed to make the circuit board rotate to the bottom side of the pushing part, and an edge of the circuit board can be inserted into and abutted thereon the fastening member, and the circuit board is accommodated in a fastening space formed on the outside of the fastening member.Type: GrantFiled: November 17, 2020Date of Patent: June 28, 2022Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ying-Chih Tseng, Ching-Kai Chang
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Patent number: 11306753Abstract: Board member fastener used to rivet first board member and second board member. First and second board members each have drilled therein a different diameter of hole. First board member provides first through hole. Second board member provides second through hole. Top of first through hole of first board member is formed with stop surface that tapers toward outer diameter so that when board member fastener is punch impacted, board member fastener sinks into interior of first through hole to cut second board member and to deform, and first board member is forced by sinking stress of board member fastener and tightly pressed on second board member upon punch impact, and thus, board member fastener, first board member and second board member are deformed and fitted to each other, achieving a riveting structure that can be applied to different materials and can overcome deformation caused by heat expansion and contraction.Type: GrantFiled: November 24, 2020Date of Patent: April 19, 2022Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ming-De Wu, Chih-Wei Chou
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Patent number: 11109505Abstract: A locating device includes a guiding member, a sliding member and a pulling assembly. The guiding member includes a guiding channel inwardly cut through a top thereof, and the sliding member has side plates which each has a locating part. The pulling assembly comprises a pulling body having a guiding element, a fastening element disposed on a side thereof opposite to the guiding element. When the pulling body is in an open state, the fastening element is not located on the locating part; when the pulling body performs a locking operation, the guiding element is slid in the guiding channel and the sliding member is simultaneously slid in another direction opposite to the guiding element; when the pulling body is in a locked state, the fastening element is located on the locating part. Therefore, operational difficulty can be reduced and assembly speed can be improved.Type: GrantFiled: January 7, 2019Date of Patent: August 31, 2021Assignee: HANWIT PRECISION INDUSTRIES LTD.Inventors: Ming-De Wu, Ching-Kai Chang