Patents Assigned to William Tools Co., Ltd.
  • Patent number: 11878395
    Abstract: A torque tool is provided, including: a main body, a driving portion, a torque mechanism and an adjusting mechanism. The main body defines an axial direction. The driving portion is disposed on an end of the main body. The torque mechanism is non-rotatably disposed within the main body. The adjusting mechanism includes a plurality of first engaging portions disposed on the main body and an adjusting member rotatably disposed on the main body, and the adjusting member includes a plurality of second engaging portions releasably engaged with the plurality of first engaging portions. The main body defines a center line parallel to the axial direction, and as viewed in the axial direction, hypothetical lines extending between the plurality of second engaging portions and the center line define a plurality of included angles, and at least two of the plurality of included angles have different angle sizes.
    Type: Grant
    Filed: October 3, 2022
    Date of Patent: January 23, 2024
    Assignee: WILLIAM TOOLS CO., LTD.
    Inventor: Shui-Lai Chiang
  • Patent number: 11787019
    Abstract: A wrench and a method for manufacturing the same are provided. The wrench includes a main body and a covering member. The main body includes a head portion and a handle. The head portion has a receiving groove. The covering member covers the receiving groove. One of the main body and the covering member has a first washer and a second washer integrally disposed thereon. The first washer and the second washer are abutted against and between the main body and the covering member. Therefore, shapes of the first washer and the second washer are designable and can be directly formed on any position of the wrench.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: October 17, 2023
    Assignee: WILLIAM TOOLS CO., LTD.
    Inventor: Shui-Lai Chiang
  • Patent number: 11654535
    Abstract: A torque tool is provided, including: a main body, defining an axial direction, an end of the main body on the axial direction including a working portion, the working portion being freely rotatable when receiving a torque larger than a predetermined torque; a torque assembly, including an abutting assembly, the abutting assembly being non-rotatably and slidably disposed in the main body in the axial direction for adjusting the predetermined torque; a shaft, including a first threaded portion and a second threaded portion, the first threaded portion and the second threaded portion extending spirally in opposing directions, the first threaded portion being screwed to the main body, the second threaded portion being screwed to the abutting assembly; an adjusting assembly, disposed on the main body and rotatable about the axial direction, connected with and non-rotatable relative to the shaft.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: May 23, 2023
    Assignee: WILLIAM TOOLS CO., LTD.
    Inventor: Shui-Lai Chiang
  • Patent number: 11364600
    Abstract: A ratchet wrench is provided, including a main body unit, a ratchet mechanism and a control assembly. The main body unit includes a head portion and a handle portion which is connected to the head portion. The ratchet mechanism is disposed on the head portion, and the control assembly is disposed on the handle portion.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: June 21, 2022
    Assignee: WILLIAM TOOLS CO., LTD.
    Inventor: Shui-Lai Chiang
  • Patent number: 11358258
    Abstract: A ratchet wrench is provided, including a main body, a ratchet mechanism and a switch mechanism. The ratchet mechanism includes a ratchet and a pawl unit. The switch mechanism includes a pushing member and a moving member, the pushing member is disposed on the moving member, the pushing member is optionally connected to the pawl unit, and the moving member is movably disposed on the main body.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: June 14, 2022
    Assignee: WILLIAM TOOLS CO., LTD.
    Inventor: Shui-Lai Chiang
  • Patent number: 11279009
    Abstract: A torque wrench includes a main body, a driving portion, a torque-disengageable mechanism, a torque assembly and an adjusting assembly. The main body defines an axial direction and includes a handle and a tubular member which are assembled with each other. The handle has an opening which is open radially. The torque-disengageable mechanism is swingably disposed within the tubular member. The torque assembly is disposed in the main body. The adjusting assembly includes a position-limiting member, a slidable assembly and an adjusting member. The adjusting member is rotatably connected to the handle and corresponding to the opening. The adjusting member has a first threaded portion. The slidable assembly has a second threaded portion screwed with the first threaded portion.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: March 22, 2022
    Assignee: WILLIAM TOOLS CO., LTD.
    Inventor: Shui-Lai Chiang
  • Patent number: 10456901
    Abstract: A torque driving tool is provided, including a grip portion and at least one receiving device. The grip portion has at least one receiving groove. Each said receiving device includes a cover and a receiving portion for at least one said driving bit to be received therein, the cover is pivoted to the grip portion, and the receiving portion is swingably pivoted to the cover.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: October 29, 2019
    Assignee: WILLIAM TOOLS CO., LTD.
    Inventor: Shui-Lai Chiang
  • Patent number: 9457457
    Abstract: A ratchet wrench includes a wrench member, a driving shaft, a rotary member, two first paws, a grip, and a second paw. The wrench member has a ratchet hole, an axial hole, and first inner teeth on a sidewall of the ratchet hole. The driving shaft is received in the axial hole of the wrench member. The rotary member is received in the ratchet hole of the wrench member, and has annular teeth to engage a gear of the driving shaft. The first paws are provided on the barrel, and each has first outer teeth to engage the first inner teeth of the wrench member. The grip is pivotally connected to the wrench member, and has second inner teeth. The second paw is provided on the driving shaft, and has second outer teeth to engage the second inner teeth of the tube.
    Type: Grant
    Filed: May 5, 2014
    Date of Patent: October 4, 2016
    Assignee: WILLIAM TOOLS CO., LTD.
    Inventor: Shui-Lai Chiang
  • Publication number: 20150314426
    Abstract: A ratchet wrench includes a wrench member, a driving shaft, a rotary member, two first paws, a grip, and a second paw. The wrench member has a ratchet hole, an axial hole, and first inner teeth on a sidewall of the ratchet hole. The driving shaft is received in the axial hole of the wrench member. The rotary member is received in the ratchet hole of the wrench member, and has annular teeth to engage a gear of the driving shaft. The first paws are provided on the barrel, and each has first outer teeth to engage the first inner teeth of the wrench member. The grip is pivotally connected to the wrench member, and has second inner teeth. The second paw is provided on the driving shaft, and has second outer teeth to engage the second inner teeth of the tube.
    Type: Application
    Filed: May 5, 2014
    Publication date: November 5, 2015
    Applicant: WILLIAM TOOLS CO., LTD.
    Inventor: Shui-Lai CHIANG
  • Patent number: 8245606
    Abstract: An adjustable torque wrench includes a driving shank pivotally coupled to a tubular lever and biased with a compression spring, an adjusting screw for adjusting a compression force of the compression spring, and a barrel attached to the adjusting screw and rotated in concert with the adjusting screw and having a graduation aligned with a window of the tubular lever for allowing the graduation of the barrel to be seen through the window of the tubular lever, a control ferrule is slidably engaged with the adjusting screw for rotating the adjusting screw to adjust the compression force of the compression spring, and a lock device attached to a handle for selectively anchoring the control ferrule to the handle.
    Type: Grant
    Filed: November 16, 2009
    Date of Patent: August 21, 2012
    Assignee: William Tools Co., Ltd.
    Inventor: Shui Lai Chiang
  • Patent number: 7587961
    Abstract: A reversible ratchet tool includes a rotary member received in a housing and having a number of teeth, a cover secured to the housing and having three depressions located around an axle, two pawl members mounted in the housing and each having one or more teeth for being biased to engage with the rotary member, an actuating member pivotally attached to the axle and having a projection for engaging with either of the depressions of the cover, and a hand grip coupled to the actuating member for actuating the actuating member to engage with the pawl members and to control the rotating direction of the rotary member by the housing, and for allowing the rotary member to be rotated in both directions by the housing selectively.
    Type: Grant
    Filed: August 11, 2008
    Date of Patent: September 15, 2009
    Assignee: William Tools Co., Ltd.
    Inventor: Shui-Lai Chiang
  • Patent number: 7114415
    Abstract: A ratchet tool includes a handle having a chamber formed in a head for rotatably receiving a drive member which includes a gear, a pawl is received within the handle and includes two end portions for engaging with the gear of the drive member, to control driving directions of the drive member by the head of the handle. A pawl actuating member is rotatably received in the handle and includes a channel for slidably receiving an actuator. A spring may bias either of the end portions of the pawl to selectively engage with the gear, and to control the driving directions of the drive member by the handle. The actuator includes an actuating finger for engaging with either of two protrusions extended from the pawl.
    Type: Grant
    Filed: October 14, 2005
    Date of Patent: October 3, 2006
    Assignee: William Tools Co., Ltd.
    Inventor: Shui Lai Chiang