| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 081385000 | Adjustable relationship between jaw(s) and/or handle(s) | 31 |
| 20090031866 | Cam Compression Tool - A variable compression tool comprising a retaining surface attached to a lever arm and a cam surface attached to a second lever arm. The two arms are moveably connected through a fixed pivot point. The profile of the jaw pocket may be of various shapes. In one instantiation, the jaw pocket conforms to at least two sides of a nut. The orientation of the cam surface to the jaw pocket is such that the force generated by closing the jaws forces the nut into the retaining surface. Adjustment of the cam lever arm is regulated by an eccentric cam adjuster bearing which changes the effective center of rotation of lever arm two in two dimensions simultaneously by rotation of the bearing. | 02-05-2009 |
| 20100282032 | SELF-ADJUSTING PLIERS - The application relates to a pair of pliers ( | 11-11-2010 |
| 20140290447 | PLIERS - The invention relates to pliers ( | 10-02-2014 |
| 081386000 | By relative positioning of jaw(s) only | 5 |
| 20100050826 | Oil filter wrench - An oil filter wrench in accordance with the present invention comprises a first handle and a second handle pivotally jointed together by a pivot shaft. A first jaw and a second jaw are respectively pivotally connected to a front end of the first handle and the second handle. The angle formed by the first/second handle and the first/second jaw can be adjusted step by step. | 03-04-2010 |
| 20120216657 | Compact adjustable locking pliers - A pliers is adjustable between at least two distinct selectable size ranges. A movable pivot pin is held stable in a selected recess of a slot in both loaded and unloaded conditions. A lower jaw is adjustable between a small and a large size range. A multifunction spring is movably attached to a body to both firmly bias a lower jaw and handle to an open position and to retain the pin in a constant selected pivot position of the body for normally used conditions. The pliers include a familiar function and compact shape without additional bulk from the structures of the improved features. Only a simple wire form is required to provide the improvement of the invention in a preferred locking pliers embodiment. | 08-30-2012 |
| 081387000 | Both jaws adjustable | 3 |
| 20090007733 | Clamping and cutting apparatus with adjustable head - A device having an adjustable handle and head is provided, and the device comprises: a pair of handles having opposing top and bottom ends, the top end of each of the handles having a U-shaped component; a head comprising a first and second component, each of the components having opposing top and bottom ends, the top end of each of the components having at least one contact surface, the bottom end of each of the components comprising a protrusion, and the protrusion has a plurality of external slots; the U-shaped component of the handles are designed to interact with the protrusion of the bottom end of each of the first and second components of the head, and the first and second components are connected at a pivot point; and a device for engaging the slots of the protrusion to thereby allow movement of the head and lock the head to a desired position, and the handles are designed to be squeezed together to thereby allow the contact surfaces of the first and the second top ends of the first and second components to move towards one another. | 01-08-2009 |
| 20140090525 | REPLACEABLE JAW MEMBERS FOR PLIERS - A pair of pliers having replaceable jaws is provided. The first plier member has a handle and a jaw assembly. The first plier member jaw assembly includes a body defining an elongated slot and having at least one guide surface. The second plier member has a handle assembly and a jaw assembly. The second plier member jaw assembly is selectively disposed in one of two configurations, a first configuration, wherein the second plier member jaw assembly is separated from the first plier member, and a second configuration, wherein the second plier member jaw assembly is slidably coupled to the first plier member with the second plier member jaw assembly guide member at least one guide surface slidably engaging the first plier member jaw assembly body at least one guide surface. | 04-03-2014 |
| 20150075335 | Locking pliers with extendable jaws - A locking pliers is provided with two pivotably joined plier arms each including a handle and a casing member having a channel; two jaw carriers each including a jaw and an arm member slidably disposed through the channel, the arm member including external teeth on top and bottom respectively; a biasing member put on the pivot joint and including two arm elements each having a hook end fictionally put on the top teeth of the arm member; and two rollers each including teeth and rotatably disposed on a bottom of the channel, the teeth of the roller being in rotatable tooth engagement with the bottom teeth of the arm member. The bottom teeth of the arm member are lockingly engaged with the teeth of the roller when a force is exerted on an exposed portion of the arm member. | 03-19-2015 |
| 081393000 | By angular orientation of one handle portion relative to other | 2 |
| 20110239833 | Hinge Assembly, Hand Tool and Pliers - A hinge assembly includes a hinge and a detent cover. The hinge pivotally connects a first acting member to a second acting member. The detent cover can cover the hinge to stop the rotational motion between the first acting member and the second acting member. | 10-06-2011 |
| 20140331825 | LOAD INDUCED MECHANISM SYSTEM - A mechanism system can include a load responsive component, a pivot point coupled to the load responsive component, and a mechanism, coupled to the load responsive component, configured to engage when the load responsive component moves and configured to induce a first ratio of movement and a second ratio of movement. | 11-13-2014 |
| 081394000 | By selection of pivot hole(s) in each handle | 1 |
| 20100031785 | Positive pivot centers for adjustable tools - There is disclosed herein an improved adjustable tool, such as a pair of pliers, having a first jaw portion and a second jaw portion, the first and second jaw portions being pivotably connected to one another by a pivot pin attached in any manner to one of the jaw portions and fitted within a channel defined within the other of the jaw portions. Preferably, the channel is formed by a plurality of pivot centers, including two non-adjacent terminal centers and at least one intermediate center, each center being connected to at least one other center by a slot to form a single pathway such that travel of the pivot pin between non-adjacent pivot centers requires travel through at least one intermediate pivot center, and the pivot pin has a positive tactile indication when properly seated in each pivot center. | 02-11-2010 |
| 081395000 | By threaded adjustment means | 3 |
| 20100011917 | Tools for removing house from object - A tool for removing hose from objects includes a handle having a first jaw fixed to the handle and a second jaw which is movably connected to the first jaw in a scissors-like way. The first and second jaws have two respective clamp portions so as to clamp the hose. An adjustment unit includes a first member pivotably connected to the first jaw and a second member pivotably connected to the second jaw. A bolt threadedly extends through the first and second members such that when rotating the bolt, the two clamp portions are moved toward each other. An operation unit includes a cable and a bar connected to the cable. The tool is pulled along the object on which the hose is connected by pulling the cable. | 01-21-2010 |
| 081399000 | Rotatable screw in nut | 1 |
| 20090064826 | LOCKING PLIERS FOR CONTROLLED MANIPULATION - An improved locking pliers is provided with an attachment member having a threaded aperture fixed on the handle of the locking pliers. In one embodiment, the attachment member is in the form of a coupling nut or other extended wide nut welded to the handle. In another embodiment, the attachment member is integrally formed as part of the handle during the manufacture of the pliers. In another embodiment, the attachment member is concentrically attached to the end of the handle so that a pulling, pushing or twisting force is applied along the plane of the handle without torque. The attachment member does not interfere with the normal locking operation or any other normal operation of the pliers. In another embodiment, a quick connection attachment member, such as a locking pin or quick disconnect joint, is used in place of a threaded portion. | 03-12-2009 |
| 081402000 | Rotatable nut on screw | 1 |
| 20100175516 | Pliers for removing fastening ring with an adjusting device - A pair of pliers for removing fastening ring includes a pliers head, a pliers handle and a cover, wherein the pliers head comprises a left pliers head and a right pliers head, the pliers handle comprises a left pliers handle and a right pliers handle, and the left pliers head and the right pliers head are connected to a left pliers handle and a right pliers handle via a connecting shaft respectively, wherein the cover is provided at each of both sides of the pliers head via a head shaft, wherein the cutting edge of the left pliers head is blunt, and a projecting element is extended from an upper portion of the cutting edge of the left pliers head, the cutting edge of the right pliers head is a blade, and an adjusting device is provided at an upper portion of the left pliers handle and the right pliers handle. | 07-15-2010 |
| 081405000 | By manipulation of pivot-carrying member | 2 |
| 20120111156 | PLIERS - A pliers includes a first member having a first head, a first handle, and a first grip. The first grip is positioned on the first handle such that an end portion of the first handle opposite the first head is exposed. The pliers also includes a second member pivotally coupled to the first member. The second member has a second head, a second handle, and a second grip. The second grip is positioned on the second handle such that an end portion of the second handle opposite the second head is exposed. Each grip includes a slot that facilitates sliding the grips onto the first and second handles over the end portions. | 05-10-2012 |
| 20140047956 | PLIERS - A pliers includes a first member having a first head and a first handle. The first handle has an enlarged end portion and a grip area adjacent the enlarged end portion. At least a portion of the grip area has a smaller cross-sectional area than the enlarged end portion to define a rear lip located at an interface between the grip area and the enlarged end portion. The pliers also includes a first grip having a first open end and a second open end. The first grip is positioned on the grip area of the first handle. The first handle extends through the first open end and the second open end such that the rear lip of the first handle retains the second grip on the grip area of the first handle. | 02-20-2014 |
| 081407000 | By relative sliding or slipping of handles | 15 |
| 20150020651 | RETRACTABLE PLIERS - The present invention discloses a pair of retractable pliers, comprising a jaw body and a handle body. The jaw body comprises a first jaw part (A | 01-22-2015 |
| 081408000 | With fulcrum-carrying member | 6 |
| 081409000 | With positive lock for member | 3 |
| 20100064861 | PLIERS WITH PIVOT PIN THAT CAN BE MOVED AGAINST THE FORCE OF A SPRING - The invention relates to a pair of pliers ( | 03-18-2010 |
| 20110232429 | HAND OPERATED GRIPPING TOOL - A hand operated gripping tool includes a movable jaw, a fixed jaw, a first cam associated with the movable jaw, a pivotal handle connected with the movable jaw and a second cam associated with the pivotal handle. The first cam is spaced from the fixed jaw by a first variable distance, and the second cam is spaced from the fixed jaw by a second variable distance, with the first distance maintained greater than the second distance. The jaws are cooperable to define a variable size space for receiving a workpiece and the cams are operable to cause the jaws to grip the workpiece positioned in the variable size space. The cams are arranged such that rotational movement of the second cam caused by operation of the pivotal handle causes the movable jaw to pivot on the first cam to grip the workpiece that is positioned in the variable size space. | 09-29-2011 |
| 20120111157 | PLIERS WITH ADJUSTABLE JAW SPAN - Pliers with adjustable jaw span have a first member ( | 05-10-2012 |
| 081409500 | With spring urged lock for member | 3 |
| 20100282033 | HAND OPERATED GRIPPING TOOL - A hand operated gripping tool includes a first jaw fixedly connected with a first jaw handle, a second jaw movable relative to the first jaw such that the first and second jaws cooperably define a variable size space therebetween for receiving a part to be gripped, a second jaw handle pivotally connected with the second jaw for moving the second jaw relative to the first jaw, a link system pivotally connected to the second jaw handle and having a guided portion selectively engageable with a plurality of guide portions provided on the first jaw handle. The guided portion being engageable with a first of the guide portions to define a first range of movement of the second jaw towards the first jaw and a second of the guide portions to define a second range of movement of the second jaw towards the first jaw. | 11-11-2010 |
| 20130019720 | RING PLIERS - A ring pliers can be adjusted to work with internal rings and external rings. | 01-24-2013 |
| 20180021926 | CLAMP | 01-25-2018 |
| 081411000 | With pivot pin fulcrum in notched slot | 6 |
| 20080236345 | Interengaged multiple-drip set of pliers - The interengaged multiple-grip set of pliers comprises an interengaging arm, an interengaged arm, and an articulation joint, one arm comprising an elongate opening which is provided with first engagement means having a pitch p, the joint being arranged on the other arm and having second engagement means, the joint being axially movable between a first position blocking any translation between the arms, and a second axial position allowing translation. | 10-02-2008 |
| 20090193943 | Adjustable pliers - The present invention discloses pliers including first and second members having first and second jaw members, respectively, and a first handle and a second handle. The jaws have first and second workpiece engaging surfaces constructed and arranged to generally correspond to first and second surfaces of a standardized workpiece, such as a hexagonal nut. A pivot assembly is provided to interact between the first and second members, which includes a plurality of pivot retaining regions disposed on the first jaw member and a pivot structure disposed within the second member. The pivot structure is engageable at a selected one of the retaining regions to adjust a relative position of a pivot axis between the first and second members so as to adjust an extent of relative spacing between the first and second jaws of the pliers. The second member and the pivot structure are capable of relative movement with respect to one another so that the first workpiece engaging surfaces and the second workpiece engaging surfaces orient themselves into engagement with the first and second surfaces of the standardized workpiece, respectively. | 08-06-2009 |
| 20130255450 | PLIERS - Pliers, of the type comprised of two handles, one male and another female that are joined to each other by a joint bolt; and where the male handle defines a slotted window, of straight or curved configuration, the walls of which carry teeth or grooves along which the female handle can reach various working positions to vary the fastening capacity of the plier mouth. | 10-03-2013 |
| 20140116208 | PIPE WRENCH OR WATER PUMP WRENCH - A pipe wrench or water pump wrench includes a clamp having a first shaft-like grip part and a handle having a second shaft-like grip part. A first jaw having a first gripping surface is disposed at one end of the clamp and a second jaw having a second gripping surface is disposed at one end of the handle. The second gripping surface is formed so as to be complementary to the first gripping surface. The jaws extend in a jaw gripping direction. The gripping surfaces form a first gripping recess. An adjusting mechanism having a toothed slot is disposed in the clamp. The toothed slot is curved in the jaw gripping direction. A pivot pin connects the clamp and the handle in a pivotable manner with respect to one another. The pivot pin is displaceable via the adjusting mechanism. | 05-01-2014 |
| 20150375371 | TORQUE GRIP SLIP FORCE PLIERS - A slip-joint pliers having opposed parallel jaws with a specific cross-hatch pyramidal teeth construction develops a high torque grip slip force on a seized or overly tightened cylindrical workpiece such as a pipe or bar. The pliers includes a tongue in groove type slip-joint construction. The cross-hatch teeth are disposed at between 110° and 150°, and the rows of cross-hatch teeth are spaced at less than about 10 teeth/inch on each jaw face. The pliers are a compact yet heavy-duty use tool that develops a torque grip slip force greater than similarly sized prior art pliers. | 12-31-2015 |
| 081412000 | With flattened cross section pin | 1 |
| 20140137709 | PLIERS - Pliers, with two handles, one male ( | 05-22-2014 |
| 081413000 | With toothed-member fulcrum on notched handle | 2 |
| 20100018364 | QUICK ADJUSTING MULTI-POSITION PLIERS - A first member defines an aperture between the jaw and the handle that is defined by a first side wall and a second side wall where the first side wall, second side wall and handle may be integrally formed as a unitary piece. The jaws may also be formed integrally with the handle and side walls. The second member includes an elongated slot and a row of teeth. A pivot member extends along the axis of rotation and includes a tooth engageable with the row of teeth. The pivot member moves between a first position where the teeth are engaged and movement of the first jaw away from the second jaw is prevented and a second position where the teeth are disengaged and movement of the first jaw away from the second jaw is permitted. | 01-28-2010 |
| 20150336243 | ADJUSTABLE PLIER - The present invention discloses a pair of adjustable pliers comprising a first handle having a first gripping part arranged at the front end thereof and a second handle having a second gripping part arranged at the front end thereof. The first gripping part and the second gripping part forms a jaw span, and the first handle and the second handle are arranged in an intersectional manner and relatively fixed via a connecting mechanism, characterized in that, the second handle is provided with an elongated rack slot at a position of the connecting mechanism and the rack slot is provided with a toothed rack on a inner side part thereof. The connecting mechanism comprises a toothed block and a link mechanism, the toothed block is arranged inside the rack slot and engaged with the toothed rack of the rack slot, and the link mechanism connects with the toothed block, drives the toothed block to rotate and disengages from the rack slot. Thus the first handle is able to move relative to the second handle along the rack slot through the movement of the connecting mechanisms, wherein, the teeth of the toothed rack are one-way ratchet teeth. | 11-26-2015 |
