Patents by Inventor Shui Lai
Shui Lai 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).
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Publication number: 20240075597Abstract: A quick-release torque device is provided, including: a main body, including a receiving hole, a connecting hole for assembling of a driven member, and a through hole in communication with the receiving hole and the connecting hole, the receiving hole and the connecting hole being respectively opened on opposing sides of the main body; an annular magnetic member, fixedly received in the through hole; a push rod, movably inserted within the through hole and the annular magnetic member.Type: ApplicationFiled: July 5, 2023Publication date: March 7, 2024Inventor: Shui-Lai Chiang
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Patent number: 11878395Abstract: 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: GrantFiled: October 3, 2022Date of Patent: January 23, 2024Assignee: WILLIAM TOOLS CO., LTD.Inventor: Shui-Lai Chiang
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Patent number: 11787019Abstract: 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: GrantFiled: January 27, 2022Date of Patent: October 17, 2023Assignee: WILLIAM TOOLS CO., LTD.Inventor: Shui-Lai Chiang
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Publication number: 20230191570Abstract: 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: ApplicationFiled: October 3, 2022Publication date: June 22, 2023Inventor: Shui-Lai Chiang
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Patent number: 11654535Abstract: 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: GrantFiled: December 20, 2021Date of Patent: May 23, 2023Assignee: WILLIAM TOOLS CO., LTD.Inventor: Shui-Lai Chiang
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Publication number: 20220314405Abstract: 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: ApplicationFiled: January 27, 2022Publication date: October 6, 2022Inventor: Shui-Lai Chiang
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Publication number: 20220250218Abstract: 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: ApplicationFiled: December 20, 2021Publication date: August 11, 2022Inventor: Shui-Lai Chiang
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Patent number: 11364600Abstract: 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: GrantFiled: July 8, 2020Date of Patent: June 21, 2022Assignee: WILLIAM TOOLS CO., LTD.Inventor: Shui-Lai Chiang
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Patent number: 11358258Abstract: 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: GrantFiled: July 8, 2020Date of Patent: June 14, 2022Assignee: WILLIAM TOOLS CO., LTD.Inventor: Shui-Lai Chiang
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Patent number: 11279009Abstract: 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: GrantFiled: April 16, 2020Date of Patent: March 22, 2022Assignee: WILLIAM TOOLS CO., LTD.Inventor: Shui-Lai Chiang
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Publication number: 20210060740Abstract: 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: ApplicationFiled: July 8, 2020Publication date: March 4, 2021Inventor: Shui-Lai CHIANG
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Publication number: 20210060739Abstract: 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: ApplicationFiled: July 8, 2020Publication date: March 4, 2021Inventor: Shui-Lai Chiang
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Publication number: 20200398410Abstract: 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: ApplicationFiled: April 16, 2020Publication date: December 24, 2020Inventor: Shui-Lai Chiang
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Patent number: 10456901Abstract: 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: GrantFiled: January 2, 2018Date of Patent: October 29, 2019Assignee: WILLIAM TOOLS CO., LTD.Inventor: Shui-Lai Chiang
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Publication number: 20180207787Abstract: 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: ApplicationFiled: January 2, 2018Publication date: July 26, 2018Inventor: Shui-Lai Chiang
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Patent number: 9457457Abstract: 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: GrantFiled: May 5, 2014Date of Patent: October 4, 2016Assignee: WILLIAM TOOLS CO., LTD.Inventor: Shui-Lai Chiang
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Publication number: 20160198943Abstract: A viewing target for a visual acuity and refraction measurement includes at least one line comprising a width dimension that is below a resolution limit width (hereinafter “RLW”) of a test subject visual acuity, and an adjustable length dimension that is initially set at greater than the RLW of the test subject visual acuity. A base, at least approximately intersecting the line, has a thickness along the direction of the length of the line that is greater than the RLW of the test subject visual acuity. The length dimension of the line is adjustable in increments small enough to effectively approximate the visual acuity of the test subject by determining a shortest resolvable line and a next smaller line that is not resolvable by the test subject.Type: ApplicationFiled: January 12, 2016Publication date: July 14, 2016Inventor: Shui Lai
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Publication number: 20150314426Abstract: 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: ApplicationFiled: May 5, 2014Publication date: November 5, 2015Applicant: WILLIAM TOOLS CO., LTD.Inventor: Shui-Lai CHIANG
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Patent number: 8245606Abstract: 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: GrantFiled: November 16, 2009Date of Patent: August 21, 2012Assignee: William Tools Co., Ltd.Inventor: Shui Lai Chiang
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Publication number: 20110113936Abstract: 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: ApplicationFiled: November 16, 2009Publication date: May 19, 2011Inventor: Shui Lai Chiang