U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Famous Patents

British merchant Peter Durand invented the tin can in 1810.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 81/461 - Inserted portion having plural, separate, work-engaging projections


Subclass of Class 81 - Tools
Definition: Work-engaging and strain-exerting portion having a periphery
No. of patents: 116
Last issue date: 09/25/2007


1      
NumberTitleIssue Date
7272996Spanner socket
A spanner socket for application with conventional hand tools such as ratchet drivers and fixed wrenches employed for imparting torque to a work piece about an axis of rotation includes a generally cylindrical shaped base member which defines a predetermined number ...
09/25/2007
7246547Assembly of a nut body in a profiled-section element
An assembly tool (20) for a securing system. (1) The securing system comprises an elongate profiled-section element (2) having a longitudinal slot (6), which is delimited by two flanges, and an elongate nut body (3). The nut body i...
07/24/2007
7237464Fastening tool for screw threaded bolts
Provided according to the invention is a fastening tool (10) for tightening/untightening screw threaded fasteners such as bolts or nuts (18). The bolts (18) comprise a head formed with a series of at least three cavities (18a) depl...
07/03/2007
7207248Threaded 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 alternative rotary drive socket implements or tools, such as, for example, h...
04/24/2007
7189008Indexed optical fiber connector
A high-performance connector for optical fibers includes a cylindrical ceramic or metallic ferrule installed in a structure. This structure is positioned in a non-plastic (metallic system) base member to form a fiber holder. This overall generally cylindrical struct...
03/13/2007
7188556Rotatable hand tool with a torque controller and method
A hand tool rotatable about an axis and having a handle and a bit in alignment along the axis. A plurality of inserts are available for individual placement between the handle and the bit for controlling torque transmitted by the tool. The insert can provide for lim...
03/13/2007
7185563Impact driver and fastener removal device
A fastener impact driver device includes a fastener engagement member having a plurality of projections disposed about a lower portion that engages a corresponding peripheral portion of a fastener. The device further includes a positioning member having an upper por...
03/06/2007
7162939Tamperproof screw, combination with screwdriver bit, and header punch for manufacturing tamperproof screw
Related to a tamperproof screw to which a conventional general screwdriver cannot couple so that screw tightening is prevented reliably, to a screwdriver bit that can be simply and quickly coupled to the screw and can reliably prevent a come-out phenomenon during sc...
01/16/2007
7152510Clamping system for the tool holding fixture of machine tools
The non-slip system consists of screw connection elements or screw closure elements with cams or grooves (4) on the face, and of a spanner (13), also provided with cams (16, 17, 18), for tightening and loosening them. The side flanks (8, 9
12/26/2006
7131357Universal 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 of the primary shank for engaging apertures in a golf spike. A supple...
11/07/2006
7124665Screw 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 for insertion of an end of the connecting rod assembly, the magnetic...
10/24/2006
7077038Screw having non-strip drive recess and driver bit for use with the screw
The present invention provides a screw, comprising a screw head having a drive recess and a screw shank having threads and being integrally formed with the screw head, wherein the drive recess includes a plurality of engaging grooves equiangularly radiating from an ...
07/18/2006
7077037Apparatus and method for removing a bolt from an assembly
A method and apparatus for removing a fastener from an assembly in which the fastener is aligned with a concave end of the apparatus. A socket bit holder has a first end and a second end, with the first end being a concave end, and having a socket bit receptacle. Th...
07/18/2006
70734163-point/5-point fastener, 3-point/5-point bit
The present invention provides a fastener that can be used with a variety of bits as well as a fastener with several security features that can be used only with a very specialized bit and, also, a fastener/bit combination that can be used in conjunction with high-t...
07/11/2006
7069821Movable jaw type holding device
A movable jaw holding device includes a handle having a fixed jaw member holding a first rod member. A movable jaw member is pivoted to the handle by a pivot and holds a second rod member. A C-shaped retainer fastened to the shank of the pivot secures to secures the...
07/04/2006
7066062Torque-setting, tamper-resistant fastener and method and tool for use with same
A fastener includes a round, blind hole or pocket in its head. Installation and removal of the fastener is accomplished with a tool containing an eccentric segment on the end of a shaft. When rotated within the pocket, the eccentric segment displaces laterally relat...
06/27/2006
7051624Security nut, bolt and screw
A security screw fastener, e.g. a nut or bolt having a head (3) around which is a curved exterior surface (5) which is at least partially conical or dome-shaped on which several left-handed and right-handed grooves (12, 13) are formed which are ...
05/30/2006
7028592Tool element and screw for mating engagement therewith
Disclosed herein is a kit comprising a tool element and a screw for mating engagement therewith. The tool element is preferably a portion of a screwdriver, ratchet or power tool and preferably comprises blade means, flared drive means and substantially rectangular s...
04/18/2006
7021178Boat cap remover
An apparatus designed for use with boats to assist a user in removing tank caps on a boat. The apparatus is a removal apparatus which is capable of being inserted into a pair of holes located on a tank cap located on a boat, with the user being able to grasp a handl...
04/04/2006
7007573Impact driver and fastener removal device
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 devi...
03/07/2006
6988431Removal tool for locking nut, bolt and clip systems and assemblies
The removal tool is used in connection with a locking nut and bolt system. The bolt thread has a plurality of notches generally longitudinally spaced in a predetermined pattern. The locking unit or element carries one or more tines. The tine has a distal tine end ad...
01/24/2006
6931968Drive for automated assembly
A member for being joined to a mating member is provided. The member includes a number of drive sections that are engagable by a driver having corresponding driver sections. The rotation of the driver causes the member to be joined to the mating member. Each drive s...
08/23/2005
6910355Fastener lockout device
A lockout device for restricting access to a nut through which a stud passes in threaded engagement with the nut comprises a cylindrical cap and a corresponding adapter. The cap includes first and second opposite ends and has a hollow portion opening through the fir...
06/28/2005
6848920Method and assembly for connecting a coaxial cable to an externally threaded connecting part
An assembly for connecting a coaxial cable to an externally threaded connecting part. The connecting assembly has a tubular fitting with a central axis and axially spaced first and second ends. The tubular fitting includes a rotatable nut at the first end to threada...
02/01/2005
6840140Adjustable 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 head having socket therein for receiving either extender which coope...
01/11/2005
6840139Tapered installation tool
An improved tool for use in association with a deformable nut of a fastener includes a socket having inner surface that forms a cavity on the socket. The inner surface includes one or more engagement surfaces that are tapered inwardly at an angle that approaches a t...
01/11/2005
6752049Security fastener removing kit
A security fastener removing kit for removing security fasteners designed for only turning in a clockwise or tightening direction. The security fastener removing kit includes boring at least one hole in a head of a security fastener. A tool member is provided that h...
06/22/2004
6595091Tool for golf shoe spikes
A tool for removing and installing a golf spike, having a threaded stud and a cleat at one end of the stud, includes a tubular body that surrounds a cavity, pins projecting from an end wall at one end of the body, and an end cap closing the other end of t...
07/22/2003
6554173Robertson driver
A Robertson driver is disclosed which has a slot (10) in the end of the tip (12) that can fit over a wire, enabling the user to manipulate the wire....
04/29/2003
6474199Drain installation apparatus
A drain installation apparatus for installing a drain assembly in a drain hole of a plumbing fixture. The drain installation apparatus includes a bridging member for bridging over the drain hole. A support member extends toward the drain hole when the bri...
11/05/2002
6341927Tamper reistant fastener
A tamper resistant fastener, which can only be rotated with a specific key, is described. The fastener includes a head for rotation about a vertical axis. The head is provided with the least two cutouts in the head of the faster spaced away from the verti...
01/29/2002
6280620Oil filter tightening and removal system
An oil filter body with two protruding tabs positioned to rest flush with the top edge of the oil filter. The key is a plastic unit designed to fit over the top of the oil filter and the key has two male posts which correspond to and fit into the filter's...
08/28/2001
6272953Cleat tool for athletic shoe
A tool for rotating athletic shoe cleats having an annular body with gripping projections extending from one side thereof, a threaded shank extending from an opposing side thereof, and torquing openings adapted to receive prongs of a conventional cleat to...
08/14/2001
6161456Shielded spike tool
A shielded spike tool for removing and installing spike elements from sports shoes, the shielded spike tool including a tool head with an engagement structure extending from a first surface thereof, and a shank extending from a second surface thereof, opp...
12/19/2000
6155146Optical fiber connector tuning wrench
A tuning wrench for tuning optical fiber connectors has an enlarged portion from which extends a limiting portion having a diameter greater than the diameter of the opening in the ferrule housing portion of an optical connector. A tubular member protrudes...
12/05/2000
6148699Screwdriver and screw
A screwdriver has a shaft with a bit on one end for engaging a bit receptacle formed on a head of a screw and a screw engaging device coupled to and in surrounding relation to the shaft. The screw engaging device defines a cylindrical void configured to r...
11/21/2000
6116120Adjustable tool for applying torque to a CPU fan unit
Disclosed is a tool for applying torque to a CPU fan unit and mounting the fan unit onto a mounting structure. The tool includes a pair of mounting pins for engaging the CPU fan unit. The position of the mounting pins is adjustable so that the tool may be...
09/12/2000
6095017Kind of dish type brake cylinder adjustment device
This original work is to provide a dish type brake cylinder adjustment device improved structure. It includes a pulling disc and a driving wrench; the center of the disc surface of the entire pulling disc and protruding upwards has a position fixing shaft...
08/01/2000
6089396Method and apparatus for a theft resistant fastener
This invention relates to a method and apparatus for fastening two members together with a theft resistant screw having a head with a top surface which is free of any engageable indentations or protrusions, with an independent tool means to drive the scre...
07/18/2000
6076435Tool for multiple purposes
A tool for multiple purposes including turning valve wheels, opening drum plugs and vents, driving sockets, turning screws, use as a drift pin and prying, among other possible uses, the tool having a handle and an exterior shank and an interior shank, eac...
06/20/2000
1      
 
Sign InRegister
Username  
Password   
forgot password?