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7574946 |
Magnetic assembly of a screwdriver head rod
The present invention provides an improved magnetic assembly of a screwdriver head rod. The assembly includes a cylindrical body, available with a trepan boring for sleeving onto the screwdriver...
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7565854 |
Tool retaining device for power tool
A tool retaining device includes a tool stem having a compartment for receiving a tool member, and one or more apertures and one or more openings for receiving one or more detent and one or more...
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7487698 |
Fastening member fastening method and apparatus
The present invention relates to a fastening member fastening apparatus for positioning and fastening a hexagon head bolt ( 2 ) with respect to a nut ( 7 ) with an opening ( 7 a ). The fastening...
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7475618 |
Screw gun extension and screw keeper
An extension device attached to a screw gun providing for an extension of the driver tip of the screw gun and retaining a screw at a flexible end of the extension device holds a screw in a position...
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7406899 |
Automatic feed medical screwdriver
A fastener placement system for placement of screws into bone structure during a medical procedure comprises a power driven screw driver, a fastener carrier system with a series of fasteners...
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7374377 |
Bit holding apparatus for use with a power tool
An apparatus includes a rotatable device, which may be a keyless chuck, a keyless chuck adapter, a collet chuck, a collet adapter, a set screw bit retaining chuck, or a set screw bit retaining...
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7325470 |
Self-centering screw and retaining screw driver for use in surgery
The present invention relates to an orthopedic screw and a corresponding screw driver wherein the screw has a torque driving head with a rounded side a spherical wall for multiaxial use, a self...
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7311026 |
Strip resistant screw head and screwdriver tip in combination
A screw head and screwdriver for use in combination are provided to reduce the occurrence of stripping a screw head during tightening or removing the screw. The head slot employs slot walls that...
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7311020 |
Tool for operating subterranean utility valves
A tool for operating a subterranean utility valve having limited accessibility includes a hollow housing with a plurality of elongated members mounted for sliding movement within the housing. Each...
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7296499 |
Mushrooming expandable anchor installation tool
The installation tool for a mushrooming expandable anchor has a hollow cylindrical sleeve with an inside diameter, the top having slots for engaging the base of the mushrooming component and a...
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7290470 |
Multi-bit driver with rotatable sleeve
A rotary tool includes a tool holder, a reversible bit, and an outer rotatable sleeve. The tool holder includes a socket and a shank. The socket includes an opening extending rearwardly from an end...
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7287452 |
Screw fastener assembly
A screw fastener assembly includes a resilient sleeve sleeved on a head portion of the screw fastener in a close-fitting manner such that a free end of a shank portion of the screw fastener extends...
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7261023 |
Bit holder device
Provided is a bit holder device which is capable of driving a screw into a workpiece, while holding the screw having a groove in which a bit body is inserted, and which makes it possible to change...
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7216566 |
Screwdriver-and-nut wrench-combined tuning tool for radio frequency filter
Provides is a screwdriver-and-nut wrench-combined tuning tool for radio frequency filter which is capable of preventing a movement of a tuning screw occurred when locking it with a tuning nut by...
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7207248 |
Threaded screw fastener characterized by high pull-out resistance, reduced installation torque, and unique head structure and drive socket implement or tool therefor
A threaded screw fastener is provided with a head portion that has integrally incorporated therein dual drive structure whereby the single threaded screw fastener can be rotatably driven by...
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7204177 |
Magnetic device for attracting and retaining fasteners
A magnetic device for attracting and retaining a fastener which has a bit, a generally ring-shaped keeper having a bottom surface, at least some portion of which bottom surface is magnetized, at...
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7197961 |
Battery-driven screwdriver with a two-part motor housing and a separate, flanged gear unit
A cordless screwdriver, having a housing ( 12, 18 ) equipped with a handle ( 14 ), having an in particular permanently installed rechargeable battery ( 40 ), and having a transmission ( 72 ), is...
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7174812 |
Driving tool having fastener retaining device
A driving tool includes a driving shank having a handle for rotating the driving shank and having an engaging hole formed by two or more spring blades for receiving a fastener, and an actuating...
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7165482 |
Fastener and driving tool with retaining blade
A combination fastener driver and fastener, the fastener driver including a generally hourglass-shaped tip which flares from the shank to the tip and the fastener includes a generally...
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7131357 |
Universal golf spike removal tool
The golf spike removal tool includes a primary shank with opposite proximal and distal ends. A handle is secured to the proximal end of the primary shank and projections extend from the distal end...
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7124665 |
Screw positioning device for a screwdriver
A screw positioning device for a screwdriver comprises a connecting rod assembly, a screw positioning sleeve and a magnetic member. The screw positioning sleeve is axially defined with a slide hole...
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7117763 |
Tool for installing threaded knives with lock nuts
A tool for installing threaded parts with lock nuts onto a machine is disclosed. The tool includes an outer tube and an inner mechanism that rotate together or independently using cogs. When the...
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7107882 |
Slip-resistant magnetic sheath for a screwdriver
A slip-resistant magnetic sheath includes a hollow sleeve that can be fit onto the screwdriver's shank. A magnetic part positioned at least on one end of the hollow sleeve, provides auxiliary...
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7096768 |
Extension rod assembly
The present invention relates to an extension rod assembly for a screw driving tool, which includes a base, a slide sleeve, a rear compression spring, a front compression spring, a fixing ring and...
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7073415 |
Instrument system for pedicle screws
The invention relates to an instrument system for pedicle screws having a thread in their head which has a clamping screw in the direction of their screw axes, which can be actuated by a power...
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7051630 |
Insulated magnetic screwdriver
Disclosed is an insulated magnetic screwdriver, including a shank having a tip at an end or each end thereof and a peripheral groove formed around a central portion thereof so that the central...
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7040937 |
Device for rotating with a multisided socket
A device for rotating with a rotatable first member includes a second member having a portion engageable with the first member. The portion has a first part and a second part which is resiliently...
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7036405 |
Key with retractable pattern
A key for operating a security fastener having a lock pattern includes a retractable key pattern. The key pattern has an operational extension position in which the key pattern is enabled for...
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7033365 |
Implant assembly device
This invention relates generally to systems for the internal fixation of bone fractures, and particularly, to equipment associated with the insertion of intramedullary fracture fixation devices...
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7013768 |
Rivet with sliding cap for friction stir riveting
A friction stir rivet is rotated and driven through a first fusible workpiece into an engaged second fusible workpiece, causing local portions of the first and second workpieces to plasticize. A...
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6997086 |
Locking screwdriver
A locking screwdriver which engages and locks to the head of a screw preventing unseating of the screwdriver from the screw during screw removal and firmly holding and guiding self-tapping screws...
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6935824 |
Tamper resistant screw
An improved tamper resistant screw and driver tool. In one embodiment, the present invention provides a tamper resistant screw and screw driver tool. The screw head features a unique tamper...
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6934991 |
Electrician's tool
A combination electrician's tool which is substantially a pair of pliers having a first plier portion pivotally attached to a second plier portion. The first plier portion having a first handle and...
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6931967 |
Connecting shaft device for screws
The present invention of a connecting shaft device for screws mainly comprises a sliding sleeve having a magnetic element disposed on the inner circumference of the front end, the sliding sleeve is...
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6860178 |
Extension apparatus between tool and tool bit
An extension apparatus is provided for connecting a tool with a tool bit. The extension apparatus includes a driving element with a first end for engagement with the tool and a second end for...
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6840140 |
Adjustable marine and aviation tool
A marine or aviation tool for moving and replacing a marine or aviation cover having a pair of spaced holes as a pair of pins which are adjustable to be aligned with the holes. The pins extend from...
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6755099 |
Drive wrench structure
A drive wrench structure includes a drive handle provided with a threaded rod which is provided with a guide rod, and a mounting stud having a first side formed with a screw bore screwed on the...
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6684741 |
Tool with fastener engaging member
A tool adapted to releasably retain a fastener. The tool includes a driving portion having a plurality of tool surfaces adapted to form an interface with a fastener. At least one fastener engaging...
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6681659 |
Automatic fastener apparatus and method
An apparatus and associated method for automatically installing a fastener to a fastener receptacle portion of a work piece. A fastener apparatus comprises a central frame supporting a datum...
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6668689 |
Handle for hand tools
A handle for hand tools includes a body and a plug. The body has a front end and a rear end, and a seating hole adapted to hold a hand tool is defined in the front end. An inner cavity is defined...
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6666115 |
Magnetic driving tool having a telescopic pipe
A screwdriver comprises a handle, a hollow outer sleeve, at least an inner pipe, and a bit. The rear end of the outer sleeve connects to the handle. The inner pipe is inserted in the interior of...
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6666114 |
Magnetic connecting tube for a screwdriver head
The present invention relates to a magnetic connecting tube for a screwdriver head with a main body, a push element, a spring element, a fastening ring, a block member and an engaging element. The...
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6602027 |
Guides for centering screws and drill bits in countersink holes
A guide to center a screw or drill bit in the center of a hole of a countersink in a member to engage a piece under the member, the countersink having a downwardly tapered wall from the member to...
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6588300 |
Apparatus and method for remotely venting pressurized containers
An apparatus and method for remotely venting or opening a container sealed by a bung. The apparatus comprises a support structure, a means for attachment to the container by a strap, a bung wrench,...
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6578451 |
Remote bolt installation tool
Fastener gripping apparatus ( 10 ) can be used in connection with a shaft ( 14 ) having a driver portion ( 80 ) adapted to engage a bolt ( 3 ). The apparatus is used to move the bolt between an...
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6536269 |
Method and apparatus for aligning and inserting a fuel injector in a test head
A method of inserting an injector in a test head includes inserting the injector in a puck; aligning the puck beneath the test head; engaging a bottom of the puck with a floating cone assembly;...
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6530299 |
Joint adapter for a power drill screw driver
The present invention relates to a joint adapter for a power drill screw driver having a driving shaft, a slide socket, a compression spring, a packing ring and a screw driver bit. The driving...
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6526851 |
Undercut screw and matching bit
A screw has a head portion and a threaded portion. The head portion has an undercut slot extending across it. The slot has a flat floor and sloping sides and the width of the floor of the slot is...
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6511268 |
Tool device with reversible drill bit/screw bit
A tool holder comprising an elongated connector means having a first end and a second end, where the elongated connector means has a central longitudinal hole, of a cross-section corresponding to a...
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6499168 |
Drill adapter with efficient high energy permanent magnetizer
A drill adapter includes an elongate support holder and a generally elongate member fixed to one axial end of the support holder configured to be secured in a chuck of a drill to rotate the support...
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