Removable Jaw Face Patents (Class 81/185.1)
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Patent number: 9610676Abstract: A shank spacer member and its attachment to a pipe wrench is described. The shank spacer member prevents contact between a pipe or other work piece and a shank portion of a movable jaw when the pipe is positioned in the wrench. Upon application of torque to the wrench, the member and its placement on the wrench provides increased gripping force by the wrench upon the pipe.Type: GrantFiled: September 25, 2012Date of Patent: April 4, 2017Assignee: EMERSON ELECTRIC CO.Inventors: Richard M. Kundracik, Jason J. Boggs, Glen R. Chartier, Paul W. Gress
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Patent number: 9050711Abstract: A multiple use fitters tool assembly provides multiple tools used by pipe fitters in a single convertible unit. The assembly includes a pair of elongated arms pivotally coupled together defining an upper handle, a lower handle, an upper jaw, and a lower jaw defining a pipe wrench. A tool slot extends into the pipe wrench. Each of a plurality of extendable tools is pivotally coupled to the pipe wrench in the tool slot and pivotable between an extended use position and a storage position. Selectable pairs of first and second gripping surfaces are couplable to the upper jaw and the lower jaw. A storage void extends into the pipe wrench. Each of the first gripping surfaces and the second gripping surfaces is selectively couplable to the pipe wrench in the storage void when not coupled to the upper jaw and the lower jaw.Type: GrantFiled: April 19, 2013Date of Patent: June 9, 2015Inventor: Thomas E. Mazzarella
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Publication number: 20140290445Abstract: Gripping inserts used in a wrench having a collection of moveably positionable jaws which is pivotally affixed to a handle are described. The wrench and gripping inserts find particular application in drilling industries. Also described are particular materials and characteristics for the gripping inserts. In addition, methods for configuring and/or sizing the gripping inserts are described.Type: ApplicationFiled: March 10, 2014Publication date: October 2, 2014Applicant: Ridge Tool CompanyInventors: James Tunningley, Jason J. Boggs, Glen R. Chartier
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Publication number: 20140189958Abstract: An integrated tool system that includes various interchangeable implements and attachments to provide functionality of pliers, wrenches, hammers, ratchets and screwdrivers. Many of the attachments are secured to rectangular jaws at the upper portion of the device. The lower portion of the device includes an ratcheting gear for accepting sockets, socket adaptors, ratchet extensions and so forth. The upper and lower portions are separable to reveal a receiver for hexes that is stored within the handle, thereby facilitating screwdriving and the like.Type: ApplicationFiled: January 4, 2013Publication date: July 10, 2014Inventor: MARVIN CARROLL MARTIN, SR.
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Patent number: 8677866Abstract: A pliers that includes a jaw member removably coupled to a head of the pliers. The jaw member includes a grip surface and a flange including an aperture. The pliers further includes a fastener that extends into the aperture of the flange and an aperture of a longitudinal side of the head to removably couple the jaw member to the head. The jaw member is slidable along the jaw surface of the head from the first longitudinal side toward the second longitudinal side to uncouple the jaw member from the head when the fastener is uncoupled from at least one of the jaw member and the head.Type: GrantFiled: July 11, 2013Date of Patent: March 25, 2014Assignee: Milwaukee Electric Tool CorporationInventors: Michael S. Steele, Wade Burch, Tim Albrecht, Michael W. Phillips
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Patent number: 8590431Abstract: A protective gear socket assembly includes a gear socket and an insert positioned in the gear socket. The gear socket includes a plurality of teeth projecting radially outward from a perimeter of the gear socket and a u-shaped channel formed through a thickness of the gear socket, a contact surface extending radially outward from an upper edge of the u-shaped channel of the gear socket, and at least one mounting hole formed in the contact surface. The insert includes a u-shaped channel formed through a thickness of the insert, a mating surface extending radially outward from a lower edge of the u-shaped channel of the insert, and at least one mounting post extending from the mating surface.Type: GrantFiled: September 29, 2011Date of Patent: November 26, 2013Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.Inventor: Allen Mark Cook
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Publication number: 20130232750Abstract: Method and apparatus are provided for preventing damage to the surface of metal tubulars or work pieces when force to turn or support the tubulars is applied by the serrated surface of a die or insert. A woven fabric made from a polymer and having a selected thickness and structure is maintained between the die and the surface to be protected.Type: ApplicationFiled: February 15, 2013Publication date: September 12, 2013Applicant: EXPRESS ENERGY SERVICES OPERATING, LPInventor: Russell N. Pullins
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Patent number: 8495931Abstract: A ratchet wrench is provided comprising a wrench handle with a head. A ratchet member has a plurality of ratchet teeth and is seated in the head for rotation about an axis. A pawl disposed within the head is adapted to pivot relative to the ratchet member. The pawl is provided with first and second pluralities of pawl teeth disposed for movement into and out of engagement with the ratchet teeth. A selector mechanism selectively pivots the pawl to move a selected one of the first and second pluralities of pawl teeth into engagement with the ratchet teeth. In one example, the selector mechanism can selectively permit the ratchet member to perform at least three functions.Type: GrantFiled: April 23, 2010Date of Patent: July 30, 2013Inventor: John S. Sroka
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Patent number: 8464615Abstract: A safety pipe wrench includes a Y-shaped handle having a stem extending from a first end of the handle towards a second end of the handle. The stem bifurcates into a first arm and a second arm at a location between the first end and the second end of the handle. The first arm and the second arm extend to the second end of the handle. A slot is defined between the first arm and the second arm. A first gripping insert is mounted on the first arm. A nut is rotatably retained in the slot. A jaw has a shank terminating in a jaw head. The shank is movably engaged with the nut. A second gripping insert is mounted on the jaw head.Type: GrantFiled: March 29, 2010Date of Patent: June 18, 2013Assignee: National Oilwell Varco, L.P.Inventors: James Robert Streater, Jeffery Ronald Clausen
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Patent number: 8393251Abstract: A jaw assembly for a power tong or back-up tong is provided with a jaw die plate and a die seating surface that are shaped to permit radial insertion of the die plate (7) onto its seating surface (2). Both vertical (4) and horizontally (6) aligned splines, or spline segments are present on the seating surface. The vertical splines are interrupted along on at the end of their lengths by gaps (5a). Grooves (11) along with the protrusions (10) on the mating surface of the die plate interfit between the splines and/or spline segments and gaps to stabilize, or anchor the die plate on the seating surface against vertical displacement and to absorb rotational torque forces. The portion of the protrusions on the die plate that are positioned to extend into the gaps in the vertical splines support the die plate against vertical shearing forces, resisting disengagement of the die plate from its seating surface.Type: GrantFiled: May 1, 2003Date of Patent: March 12, 2013Assignee: McCoy CorporationInventors: Dan Dagenais, Jonanthan Brent Fraser, Leslie L. Szalacsi, Hermann Basler
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Publication number: 20110239826Abstract: A wrench tool having a wrench head which is removable from a hollow handle. A lubricant dispensing device is secured within the handle and a tube delivers lubricant to the wrench head.Type: ApplicationFiled: April 5, 2010Publication date: October 6, 2011Inventor: Rinaldo Swayne
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Publication number: 20110232427Abstract: A safety pipe wrench includes a Y-shaped handle having a stem extending from a first end of the handle towards a second end of the handle. The stem bifurcates into a first arm and a second arm at a location between the first end and the second end of the handle. The first arm and the second arm extend to the second end of the handle. A slot is defined between the first arm and the second arm. A first gripping insert is mounted on the first arm. A nut is rotatably retained in the slot. A jaw has a shank terminating in a jaw head. The shank is movably engaged with the nut. A second gripping insert is mounted on the jaw head.Type: ApplicationFiled: March 29, 2010Publication date: September 29, 2011Inventors: James Robert Streater, Jeffery Ronald Clausen
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Patent number: 7836800Abstract: A socket (204, 600) is provided for use with a wrench (202) having a shaft (216) to drive the socket for tightening or loosening a fastener (206) having a gripping notch (218). The socket includes a main body (306, 610) and at least one removable driver (308, 310, 602, 604, 606, 608). The main body has a recess (214, 720) being of such dimensions that at least a portion of the fastener fills the recess when inserted therein. The main body further comprises a guide (402, 804) configured for aligning the socket and the fastener. The removable driver has at least one driving element (342, 344, 760, 762) sized and shaped to fit within the gripping notch of the fastener. The removable driver is removably disposed within the main body in an orientation in which a driving element at least partially protrudes into the recess.Type: GrantFiled: August 27, 2008Date of Patent: November 23, 2010Assignee: Harris CorporationInventors: Robert James Wilson, Jr., Edward Cobb
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Publication number: 20100269639Abstract: A ratchet wrench is provided comprising a wrench handle with a head. A ratchet member has a plurality of ratchet teeth and is seated in the head for rotation about an axis. A pawl disposed within the head is adapted to pivot relative to the ratchet member. The pawl is provided with first and second pluralities of pawl teeth disposed for movement into and out of engagement with the ratchet teeth. A selector mechanism selectively pivots the pawl to move a selected one of the first and second pluralities of pawl teeth into engagement with the ratchet teeth. In one example, the selector mechanism can selectively permit the ratchet member to perform at least three functions.Type: ApplicationFiled: April 23, 2010Publication date: October 28, 2010Inventor: John S. Sroka
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Publication number: 20100242686Abstract: A tool for gripping and manipulating components such as pipes and nuts; the tool having gripping surfaces provided on removable inserts in the head and jaw such that the gripping surfaces can be replaced if worn, or interchanged, according to need. In particular the invention provides a self-adjusting wrench and a plurality of replaceable or interchangeable gripping inserts for use with the wrench.Type: ApplicationFiled: December 5, 2008Publication date: September 30, 2010Inventor: Colin Graeme Gower
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Publication number: 20080173142Abstract: A handleless ratchet socket wrench capable of a fully rotational 360 degree swing arc with full ansi torque specifications designed and required in the various sizes of ratcheting gears and output drives, is hereby disclosed. The ratchet socket wrench assembly can be either a forged or a machined finished product of numerous types of steel and steel finishes and can be fabricated in a solid one-piece entity or a detachable body-to-ratchet head entity, in all of the common and various sizes of ratchet drives.Type: ApplicationFiled: June 11, 2007Publication date: July 24, 2008Inventor: Thomas John Barniak
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Patent number: 7125195Abstract: Locking bracket for a slider in a dovetail slot (3), where a further dovetail slot (4) is arranged perpendicularly to the first dovetail slot (3), in which a locking bracket (5) can be displaced from a position whereby the glider is locked by the locking bracket (5) to a position where the glider is free to be moved passed the locking bracket (5) and that a screw (6) captures the locking bracket (5) through a countersunk hole in the locking bracket (5), whereby the locking bracket is maintained or released by loosening the screw (6).Type: GrantFiled: November 13, 2002Date of Patent: October 24, 2006Inventor: Øystein Hagen
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Patent number: 6637296Abstract: A jaw assembly for a power tong or back-up tong is provided with a jaw die plate and die seating surface that are shaped to permit radial insertion of the die plate onto its seating surface. Both vertical and horizontally aligned splines, or spline segments are present on the seating surface. Grooves between the protrusions on the mating surface of the die plate interfit between the splines and/or spline segments to stabilize the die plate and to absorb both rotational torque forces and vertical shearing forces without disengagement from its seating surface.Type: GrantFiled: May 1, 2002Date of Patent: October 28, 2003Inventors: Dan Dagenais, Jonathan Brent Fraser, Leslie L. Szalacsi, Hermann Basler
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Patent number: 6477925Abstract: A pair of pliers has a pair of jaw support frames engaging with each other, and two jaw blocks. Each jaw block has a mount having at least a round hole, a ball, a spring, and a threaded disk. The ball, the spring and the threaded disk are inserted in the round hole of the mount. Each jaw support frame has two parallel plates and a spacing defined between the parallel plates. Each plate has at least a through hole. Each mount is inserted in the corresponding spacing of the jaw support frame.Type: GrantFiled: February 28, 2001Date of Patent: November 12, 2002Assignee: Yi Jin Technology Co., Ltd.Inventor: Chang-Chuan Lin
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Patent number: 6339980Abstract: A protective tool cover for preventing damage to objects being worked upon with tools. The protective tool cover includes at least one cover member being adapted to cover the gripping and tool-working portions of a tool and also being made of plastic to substantially prevent certain objects from being scratched and dented during the use of the tool. A first embodiment of the cover member includes a pair of jaw-like end portions interconnected with a main portion and being fitted upon a wrench having jaw-like end portions. A second embodiment of the cover member includes a pair of cover members each having an object-gripping wall, end walls, an open side, and an open end and being fitting on the jaw-like portions of a pipe wrench. A third embodiment of the cover member includes a cylindrical member having a ratcheted outer surface and a ratcheted inner surface and being insertable in a socket.Type: GrantFiled: February 25, 2000Date of Patent: January 22, 2002Inventor: Richard E. Woolf
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Patent number: 6289773Abstract: An improved adjustable wrench (10) having a body (12) that is divided into a handle portion (14) and a head portion (16). The head portion has an opening (20) defined by a first jaw member (22), a second jaw member (24), and a back portion (26). The first jaw member has a planar surface (32) that is spaced a predetermined distance from, and is parallel to and facing, a corresponding planar surface (34) on the second jaw member. A plurality of inch-increment shims (50) and a plurality of metric-increment shims (52) and an adapter shim (54), each having a hole (56) near one end, are pivotably coupled by a bolt (40) to the first and second jaw members. The bolt divides the opening into a shim-storage region (64) and a fastener-receiving region (62).Type: GrantFiled: May 6, 2000Date of Patent: September 18, 2001Inventors: Michael J. Patry, Michael W. Blasdel
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Patent number: 6253643Abstract: The present invention provides a jaw assembly and die insert for use in conventional power tongs, back-up power tongs, and similar tools. The die insert has a rear surface having a plurality of splines extending outwardly from the rear surface and forming a plurality of grooves between the splines. The die also has a front surface adapted to grip a tubular member and a keyway formed on the rear surface. A mating jaw member is provided which also has a front face of splines and grooves with a keyway which aligns with the die's keyway when the die is inserted into the jaw. A key is inserted into this combined keyway to prevent vertical forces from drawing the die out of the jaw member.Type: GrantFiled: May 3, 1999Date of Patent: July 3, 2001Inventor: David A. Buck