Patents by Inventor Chia Hua Chen

Chia Hua Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • BUTTON ACTIVATED SPRING-LOADED HINGE ASSEMBLY
    Publication number: 20110286160
    Abstract: A hinge assembly includes a receiving seat, a control member, a clutch member, a follower, a main shaft and an elastic element. The receiving seat includes a first cam surface. The control member is releasably latched with the receiving seat. The clutch member includes at least one projection. The follower includes a second cam surface engaging with the at least one projection. The receiving seat, the control member, the clutch member and the follower are placed around the shaft. The elastic element provides an elastic force for the follower. After the control member is unlocked, the second cam surface engages with the first cam surface.
    Type: Application
    Filed: November 23, 2010
    Publication date: November 24, 2011
    Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.
    Inventors: CHAO DUAN, CHIA-HUA CHEN
  • AUTOMATICALLY OPENING HINGE ASSEMBLY FOR PORTABLE ELECTRONIC DEVICES
    Publication number: 20110277274
    Abstract: A hinge assembly includes a main shaft, a fixing seat, a follower, a cam and a first elastic element. The fixing seat is fixed with the main shaft. The follower is placed around the shaft, and the fixing seat selectively locks with the follower. The cam is placed around the shaft, and engages with the follower. The first elastic element provides an elastic force to make the cam and the follower resist each other and provides a force to make the cam and the follower rotate together.
    Type: Application
    Filed: November 23, 2010
    Publication date: November 17, 2011
    Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.
    Inventors: CHAO DUAN, CHIA-HUA CHEN
  • CHIP CARD HOLDER FOR PORTABLE ELECTRONIC DEVICE
    Publication number: 20110267787
    Abstract: A chip card holder for holding a chip card includes a fixing member and a sliding member. The fixing member defines a receiving space to receive the chip card. The fixing member includes two latching portions at two opposite sides thereof. Each latching portion includes a bent plate and a supporting plate. The bent plate defines a slot. The supporting plate is positioned above the receiving space. The sliding member includes a main plate and an operating portion at one end of the main plate. Two sliding blocks are formed on two sides of the main plate correspondingly. Each sliding block is slidably engaged in a corresponding slot. The supporting plates support the main plate.
    Type: Application
    Filed: October 8, 2010
    Publication date: November 3, 2011
    Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.
    Inventors: CHAO DUAN, CHIA-HUA CHEN
  • GROUNDING MECHANISM FOR SLIDE-TYPE ELECTRONIC DEVICES
    Publication number: 20110266020
    Abstract: A grounding mechanism is used for a slidable electronic device including a first housing, a second housing, a conductive member and a grounding tab. The grounding tab is for attachment to the first housing. The receiving portion is formed in the second housing. The conductive member is attached to the receiving portion. The grounding tab contacts the conductive member, the first housing is electrically connected to the second housing.
    Type: Application
    Filed: July 28, 2010
    Publication date: November 3, 2011
    Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.
    Inventors: Chao Duan, Chia-Hua Chen
  • GROUNDING MECHANISM FOR SLIDE-TYPE ELECTRONIC DEVICES
    Publication number: 20110266019
    Abstract: A grounding mechanism is used for a slidable electronic device including a first housing and a second housing. The grounding mechanism includes a grounding tab and a protrusion. The grounding tab is for attachment to the first housing, and defines a depression coated with a conductive layer. The protrusion is formed in the second housing. When the protrusion is received in the recess, the protrusion abuts against the conductive layer for electronically connecting the first housing to the second housing.
    Type: Application
    Filed: July 28, 2010
    Publication date: November 3, 2011
    Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.
    Inventors: CHAO DUAN, CHIA-HUA CHEN
  • GROUNDING MECHANISM FOR SLIDE-TYPE ELECTRONIC DEVICES
    Publication number: 20110266018
    Abstract: A grounding mechanism is used for a slide-type electronic device including a first housing and a second housing. The grounding mechanism includes a grounding tab for attachment to the first housing and an opening defined in the second housing. Two sidewalls are formed in the opening, and a conductive layer is coated on each sidewall. When the grounding tab is received in the opening, the grounding tab abuts against the conductive layer of the sidewalls for electronically connecting the first housing to the second housing.
    Type: Application
    Filed: July 28, 2010
    Publication date: November 3, 2011
    Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.
    Inventors: CHAO DUAN, CHIA-HUA CHEN
  • HINGE ASSEMBLY FOR FOLDABLE ELECTRONIC DEVICE
    Publication number: 20110254417
    Abstract: A hinge assembly includes a shaft, a cam, a follower, and a resilient member. The follower is disposed on the shaft, one end of the follower having a first cam surface, the first cam surface forming a first sub-cam portion. The cam is positioned on the shaft and adjacent to the follower, the cam having a second cam surface, the second cam surface engaging with the first cam surface. The second cam surface forms a second sub-cam portion, and the first sub-cam portion engages with the second sub-cam portion. The resilient member is placed around the shaft forcing the first cam surface against the second cam surface. After the first sub-cam portion slides and rotates relative to the second sub-cam portion, the first cam surface slides and rotates relative to the second cam surface.
    Type: Application
    Filed: September 24, 2010
    Publication date: October 20, 2011
    Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.
    Inventors: CHAO DUAN, CHIA-HUA CHEN
  • HINGE ASSEMBLY FOR FOLDABLE ELECTRONIC DEVICE
    Publication number: 20110239404
    Abstract: A hinge assembly includes a shaft, a follower, a cam, a resilient member and a sleeve. The follower includes a cam surface. The follower is placed around the shaft. The cam has a latching cam surface, the cam surface being engaged with the cam latching surface, the cam placed around the shaft. The resilient member is placed around the shaft and provides an elastic force to make the cam surface abut against the latching cam surface. The sleeve includes a plurality of side portions. Each side portion includes a flattened portion and an arcuate portion arching outside between the flattened portion. The arcuate portion defines an outline of a circle having a larger cross-section than would be allowed only by the flattened portions, and the resilient member is received in the arcuate portions.
    Type: Application
    Filed: August 31, 2010
    Publication date: October 6, 2011
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITED
    Inventors: CHAO DUAN, CHIA-HUA CHEN
  • SUPPORT MECHANISM FOR PORTABLE ELECTRONIC DEVICE
    Publication number: 20110164358
    Abstract: An exemplary support mechanism for a portable electronic device includes a seat, a button, a support member, and a hinge assembly. The seat defines a cavity. The button is received in the cavity. The support member includes a knuckle portion. The knuckle portion is received in the cavity. The button abuts against the support member. The hinge assembly connects the knuckle portion to the seat. When the button is pressed to force the hinge assembly to unlock, the hinge assembly drives the support member to rotate.
    Type: Application
    Filed: August 18, 2010
    Publication date: July 7, 2011
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITED
    Inventors: CHAO DUAN, CHIA-HUA CHEN
  • HINGE ASSEMBLY FOR FOLDABLE ELECTRONIC DEVICE
    Publication number: 20110157787
    Abstract: A hinge assembly includes a shaft, a seat made of plastic, a follower, a cam, a latching member and a resilient member. The follower includes a cam surface. The seat is fixed to the follower, and the seat and the follower are placed around the shaft. The cam has a latching cam surface, the cam surface being engaged with the cam latching surface. The latching member is fixed to the cam, and the cam and the latching member are placed around the shaft. The resilient member is placed around the shaft and provides an elastic force to make the cam surface abut against the latching cam surface.
    Type: Application
    Filed: August 31, 2010
    Publication date: June 30, 2011
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITED
    Inventors: Chao DUAN, Zhi-Yu HU, Chia-Hua CHEN
  • SLIDING MECHANISM AND ELECTRONIC DEVICE HAVING THE SAME
    Publication number: 20110109212
    Abstract: A sliding mechanism comprises a sliding plate, a main plate, a sliding enabling member, a biasing member and a stopping member. The sliding plate has sidewalls and the main plate has peripheral walls corresponding to the sidewalls, respectively. The slide enabling member is coupling the sidewalls to the peripheral walls such that the sliding plate is slid relative to the main plate between closed and open position. The biasing member provides a force for biasing the sliding plate to slide relative to the main body. The stopping member is coupled between the sliding plate and the main plate. When the sliding plate is slid from the open position to the closed position, the stopping member provides a mechanism for the sliding plate to steadily slide relative to the main plate and to firmly stop in the closed position.
    Type: Application
    Filed: May 13, 2010
    Publication date: May 12, 2011
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITED
    Inventors: Chao Duan, Fan-Zhe Ding, Chia-Hua Chen
  • SLIDING MECHANISM AND ELECTRONIC DEVICE HAVING THE SAME
    Publication number: 20110100993
    Abstract: A sliding mechanism comprises a sliding plate, a main plate, a first slide enabling member and a biasing member. The sliding plate has two angled portions. The main plate has two side walls. The first slide enabling member is coupling the angled portions of the sliding plate to the side walls of the main plate such that the sliding plate is slid relative to the main plate from a closed position or to retract from an open position. The first slide enabling member comprises a set of first roller assembly and a set of first tracks that engage the first roller assembly, when the sliding plate slide relative to the main plate, the first roller assembly are rotated and slid relative to the first tracks. The biasing member biases the sliding plate to slide to the open position when the sliding plate crosses an intermediate position.
    Type: Application
    Filed: May 14, 2010
    Publication date: May 5, 2011
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITED
    Inventors: KE-LONG WU, CHIA-HUA CHEN
  • SLIDE MECHANISM FOR SLIDE-TYPE PORTABLE ELECTRONIC DEVICE
    Publication number: 20110096475
    Abstract: A slide mechanism includes a first plate defining two first guiding slots, a second plate defining two second guiding slots, and two connecting bodies. Each connecting body passes through the first guiding slot and the corresponding second guiding slot to connect the first plate and the second plate, and the connecting body is slidable relative to the first guiding slot and the second guiding slot. The invention also discloses a portable electronic device applying the slide mechanism.
    Type: Application
    Filed: April 21, 2010
    Publication date: April 28, 2011
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITED
    Inventors: CHAO DUAN, JIAN-WEI LI, CHIA-HUA CHEN
  • SLIDING AND TILTING MECHANISM AND PORTABLE ELECTRONIC DEVICE USING THE SAME
    Publication number: 20110096479
    Abstract: A portable electronic device is disclosed including a first part, a second part, and a sliding and tilting mechanism. The sliding and tilting mechanism includes a lower board fixed to the second part, an upper board fixed to the first part, an intermediate board positioned between the lower board and the upper board. The sliding and tilting mechanism further includes two elastic assemblies and a tilting assembly, and tilts the intermediate board and the upper board relative to the lower board after the upper board slides over a predetermined distance along the intermediate board.
    Type: Application
    Filed: June 21, 2010
    Publication date: April 28, 2011
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITED
    Inventors: KE-LONG WU, CHAO DUAN, CHIA-HUA CHEN
  • ELASTIC ASSEMBLY AND SLIDE MECHANISM USING THE SAME
    Publication number: 20110095461
    Abstract: An elastic assembly for a portable electronic device includes at least two springs and two bushings. Each spring has a different curvature radius and two annular connecting portions at two ends, the connecting portion of each spring having a different diameter relative other connecting portion of other springs. The springs are substantially arranged in a plane, the two connecting portions of each spring are respectively coiled around and secured to another two connecting portion of another spring, the two bushings are respectively secured to the two connecting portion having the smallest diameter. The disclosure also discloses a slide mechanism using the elastic module.
    Type: Application
    Filed: April 26, 2010
    Publication date: April 28, 2011
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITED
    Inventors: FAN-ZHE DING, CHIA-HUA CHEN
  • Hinge assembly for foldable electronic devices
    Patent number: 7926146
    Abstract: A hinge assembly (100) includes a sleeve (20), a main shaft (10), a follower (30) and an elastic member (40). The sleeve integrally forms an engaging portion (26). The main shaft passes through the sleeve. The follower has a cam surface (322), and is slidably placed around the main shaft and is received in the sleeve. The cam surface engages with the engaging portion. The elastic member provides an elastic force to bias the cam surface against the engaging portion.
    Type: Grant
    Filed: August 20, 2008
    Date of Patent: April 19, 2011
    Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) Limited
    Inventors: Chao Duan, Chia-Hua Chen
  • Battery cover latching assembly for portable electronic device
    Patent number: 7927730
    Abstract: A battery cover latching assembly is for use in a portable electronic device. The battery cover latching assembly includes a battery cover (10), a housing (40) and a locking member (20). The battery cover has a hook (122) formed on end thereof and a receiving hole (116) defined adjacent the hook. The housing has a catching portion formed on one end thereof. The locking member has an operating portion (22) and a cylindrical post (24) extending from one side of the operating portion. A latching portion (244) extends radially from the post and adjoins the operating portion. The operating portion is received the receiving hole of the battery cover. The post of the locking member is rotatably engaged with the catching portion of the housing. The latching portion of the locking member is releasably locked with the hook of the battery cover.
    Type: Grant
    Filed: January 5, 2006
    Date of Patent: April 19, 2011
    Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) Limited
    Inventors: Peng-Jin Ge, Rui-Hao Chen, Chia-Hua Chen, Hsiao-Hua Tu
  • SLIDING AND TILTING MECHANISM AND PORTABLE ELECTRONIC DEVICE USING THE SAME
    Publication number: 20110075333
    Abstract: A portable electronic device is disclosed including a first part, a second part, and a sliding and tilting mechanism. The sliding and tilting mechanism includes a lower board fixed to the second part, an upper board fixed to the first part, an intermediate board positioned between the lower board and the upper board. The sliding and tilting mechanism further includes two elastic assemblies, a swinging member, and a cam member, all of which engage with each other to tilt the intermediate board and the upper board relative to the lower board after the upper board slides over a predetermined distance along the intermediate board.
    Type: Application
    Filed: June 21, 2010
    Publication date: March 31, 2011
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITED
    Inventors: CHAO DUAN, KE-LONG WU, CHIA-HUA CHEN
  • Automatically opening hinge assembly for portable electronic devices
    Patent number: 7913359
    Abstract: A hinge assembly (100) includes a shaft (13), a cam (14), a follower (15), a first spring (12), a control member (17), a second spring (16), and a fixing seat (18). The shaft defines a thread (1311). The cam has a cam surface (146), a cam hole (141) and an inner circumferential surface. The inner circumferential surface includes a protrusion (142) configured engaged the thread of the shaft. The control member has at least one reverse slot (173). The circumferential surface includes at least one block (184). The at least one block is received in the at least one reverse slot of the control member so as to lock the control member into the fixing seat. The hinge assembly allows for the automatic opening and closing of the device to which the hinge assembly is incorporated.
    Type: Grant
    Filed: June 5, 2008
    Date of Patent: March 29, 2011
    Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) Limited
    Inventors: Chao Duan, Chia-Hua Chen
  • Hinge assembly for foldable electronic devices
    Patent number: 7913356
    Abstract: A hinge assembly (10) includes a shaft (12) and a follower (16), wherein one of the shaft and the follower defines a thread (122), the other of the shaft and the follower includes at least one resisting portion (166). The thread is separately formed from one of the shaft and the follower with the thread and the shaft and the follower slide and rotate relative to each other. Since the thread is separately formed therewith, the thread may be formed by injection mold. This manufacture method is easy. In addition, the thread may be made of wear resistant material. The thread is not easy to be abraded, thereby the work being stable.
    Type: Grant
    Filed: June 18, 2008
    Date of Patent: March 29, 2011
    Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) Limited
    Inventors: Chao Duan, Chia-Hua Chen