117results about "Hand vices" patented technology

A frame apparatus for holding a flexible lance positioning mechanism adjacent to and spaced from a heat exchanger tube sheet includes an upper guide rail, a lower guide rail, a positioner rail supported from one of the upper and lower guide rails and guided by the other of the upper and lower guide rails, and a rail clamp assembly fastened to a portion of a tube sheet. This rail clamp assembly has a flat plate member fastened to the tube sheet, a base plate spaced from the flat plate by one or more threaded shafts, and one or more clamp fingers rotatably fastened to the base plate. Each clamp fingers is operable to rotate toward the base plate when the base plate is drawn against the flat plate or beam member by rotating the threaded shaft, thus drawing the rail securely to the flat plate of the clamp assembly.

A portable surgical workstation for implant formation comprising a base with a central planar section. The central planar section has a plurality of tracks and a throughgoing slot with a recessed stepped surrounding surface formed on a bottom surface of the central planar section. A vise assembly mounted to the base comprises a fixed jaw member secured to the base, a traveling jaw member moveably mounted to the base and a fixed drive housing mounted to the base. The traveling jaw member has a plurality of rail members adapted to be slidably mounted in the central planar section tracks. The fixed drive housing has a threaded longitudinal bore which receives a threaded drive shaft, one end of the drive shaft being secured in the traveling jaw member to transport the traveling jaw member.

A clamping device includes two clamping members pivotally connected with each other and each having a first end and a second end, and a braking mechanism mounted between the second ends of the two clamping members to provide a stepless braking effect to the two clamping members. Thus, the braking mechanism provides a stepless braking effect to the two clamping members, so that the two clamping members are movable toward each other freely so as to shorten and adjust the open angle of the holding portion successively to hold a workpiece and are not movable outward relative each other to stop an outward movement of the two clamping members instantaneously so as to fix the holding portion to clamp the workpiece.

A fixing mechanism includes a fixed member, a movable member, and a driving member. The fixed member has a first claw portion, and the movable member has a second claw portion. The movable member is movably connected to the fixed member via the driving member. The driving member is configured for moving the movable member in a direction away from the first claw portion of the fixed member. A manipulator using the fixing mechanism is also disclosed.

A base frame for holding fixtures used in woodwork includes an extruded body having a raised top central portion formed into a dovetailed open-topped upper channel, two lowered wing portions located at each lateral side of the upper channel and formed into two symmetrically identical open-topped side channels with a height difference between the tops of the upper and the side channels, and a big-size open-bottomed lower channel formed below said upper channel and said two side channels. With the height difference between the upper and the side channels, two base frames may be perpendicularly connected to each other in the same plane using a U-shaped connecting bracket flush with the top of the upper channel, or superposed with the upper channels facing toward each other by locking inserting blocks in each open-sided channel formed between two side channels at the same side of the two superposed base frames.

A clamp device includes a support mechanism that supports a grip member when expanding the diameter thereof, a clamping hydraulic cylinder that can drive the grip member and a clamp rod axially forwards and backwards (up and down), and a main body member to which the grip member, the clamp rod, the support mechanism, and the clamping hydraulic cylinder are mounted, with the grip member, the clamp rod, and the support mechanism being positioned at one end portion of the body member, and with the common axis of the grip member and the clamp rod being offset from the axis of the clamping hydraulic cylinder in a direction orthogonal to the clamp rod.

A jig for drilling intersecting holes in a work piece. The jig comprises a base for supporting the work piece and a first template operatively coupled to the base and having a bolt-hole guide located along a first axis of the template, the bolt-hole guide having a diameter sized to receive a first drill bit. The jig also includes a second template operatively coupled to the base and having a barrel-nut hole guide located along a second axis of the template, perpendicular and intersecting the first axis. The barrel-nut hole guide has a diameter larger than the diameter of the bolt-hole guide and is sized to receive a second drill bit.

A spring clamp includes a first body which comprises a gripping portion and a clamping portion, a second body which comprises a gripping portion and a clamping portion, a first pivot element which pivotally connects the first body and the second body, and a locking mechanism which comprises at least a pair of friction pair components. The first friction pair component is arranged on the first body, and includes a first friction pair element; and the second friction pair component is arranged on the second body, and includes a second friction pair element. The first and second friction pair elements rub against each other to effect the locking function. The rubbing of the friction pair elements occurs mainly in the plane perpendicular to the first pivot element axis.

The invention relates to a device for mounting and / or dismantling a component (10), in particular a rotor blade of a wind turbine (20) comprising a tower head (21). Said device comprises at least one guide element (30) that stretches between the tower head (21) and the ground (40) and has at least one supporting device (60) that is essentially fixed in the air, supporting at least a partial load of the weight of the component (10) during the transport of the latter (10) between the ground (40) and the wind turbine (20). At least one guy (70) leads from the supporting device (60) to the component (10), whereby the length of said guy between the supporting device (60) and the component (10) can be modified.

A device for maintaining a plurality of doors in an upright and spaced position for treatment is provided. The device comprises a body with a plurality of radially extending hinge plate connectors each for connecting to a respective hinge plate. Also provided is a kit for assembling the device and a method for maintaining a plurality of doors in an upright and spaced position for treatment.

A fastener impact driver device 10 includes a fastener engagement member 12 having a plurality of projections 14 disposed about a lower portion 16 that engages a corresponding peripheral portion 18 of a fastener 20. The device 10 further includes a positioning member 22 having an upper portion 24 that ultimately receives a force thereupon, and a lower portion 26 that engages a cooperating upper portion 28 of the fastener engagement member 12 whereby a force such a hammer strike is imparted upon the upper portion 24 of the positioning member 22 to drive the projections 14 of the fastener engagement member 12 into the head 44 of the fastener 20 without damage of the fastener engagement member 12, whereupon the positioning member 22 is removed from the fastener engagement member 12 and a hand tool is removably secured to the fastener engagement member 12 to impart rotary motion to the member 12 and the fastener 20 thereby removing the fastener 20 from or urging the fastener 20 into a workpiece.

A fixing device for a tool member includes a handle having a receiving space opened at one end thereof for receiving a connector, the tool member having an operation head defined at one end thereof, a connecting end defined at another end of the tool member for connecting to the connector, the connector having two flat bodies which are pivoted with each other, a fixing unit defined between the two flat bodies for fixing the connecting end of the tool member to the connector, the connector having at least one engaging rib defined at one end thereof for engaging with a wall of the receiving space. Therefore, the tool member is easily detachable from the handle via the connector.

A method of creating a shear across a fastener for a tool collet being attached to a hand tool includes providing a tool collet having a collet body with a peripheral body surface and a collet through opening where the collet body is divided into a first body component and a second body component attachable to each other and where one of the first body component and the second body component has a first radial through aperture extending from the peripheral body surface to the collet through opening, providing a setscrew within the first radial through aperture, inserting a hand tool into the collet through opening, securing the first body component to the second body component, and tightening the setscrew against the hand tool sufficient to cause the first body component and the second body component to slide in opposite directions transversely to the portion of the hand tool.

A hands-free dual clamp device includes two clamping units, each having an upper clamping body, a lower clamping body, a mating portion, and a shaft module. The shaft module is spirally inserted through the upper and lower clamping bodies and is rotatable, so as to enable the upper and lower clamping bodies to be adjustable at angles with respect to each other and cooperatively form a clamping space for clamping an external object. A connecting module includes at least a connecting unit having two opposite end portions, which are respectively provided with a first connecting element and a second connecting element. The first connecting element connected to the mating portion of one of the clamping units, and the second connecting element connected to the mating portions of the other of the clamping units, so that the two clamping units are linked together with the connecting module.

The invention discloses a labor-saving tong of which a tong head can be automatically expanded when working and can be furled when not working. The labor-saving tong comprises a left handle and a right handle, wherein a left tong head is fixedly arranged at the upper end of the right handle, a slide bar is arranged on the left handle, a slide bar is arranged in a slide groove at the lower end of aright tong head in a sliding way, the left tong head and the right tong head are movably hinged by a tong head pin, the left handle and the right handle are movably hinged by a handle pin fixedly arranged on the right handle, a boss is arranged at the middle lower part of the left handle, the inner side of the boss is aligned with the inner side of the left handle, the left handle and the right handle are respectively provided with a left handle sleeve and a right handle sleeve, a hollow cavity is arranged between the left handle sleeve and the inner side of the boss, and an inverted J-shapedelastic strip is movably arranged in the hollow cavity. The outer side of a bending section of the elastic strip supports against the inner side of the right handle when the labor-saving tong works,and the tail end of the bending section of the elastic strip can support against the inner side of the left handle, therefore, the invention is suitable for cutting workpieces of steel wires, and thelike.

A tool for use in installing a bulkhead within a structure is provided. The tool includes a base member configured to couple to the structure, and a positioning member configured to couple to the bulkhead. The base member includes a primary fastener hole sized to receive at least a portion of a fastener therethrough, and sized such that the fastener is configured to bias against the base member to retract the positioning member towards the base member when the fastener is engaged with the positioning member.

A system for splicing together heavy duty electric cables, especially underground cables, consisting of a static friction block and a clamping friction block located on ends of cables to be spliced. A block and tackle mechanism is interposed between the friction block and the clamping block to provide a force to move various elements on the cables to various and final predetermined locations to make up the splice. The block and tackle mechanism has a wind-up spool thereon to wind-up ends of cords of the block and tackle mechanism. The wind-up spool provides the necessary force to accomplish the move of the various elements.