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

Icon_funbox Did You Know...

...that the Band-Aid Bandage was invented by a Johnson & Johnson employee whose wife had cut herself? Earl Dickson's wife was rather accident prone, so he set out to develop a bandage that she could apply without help. He placed a small piece of gauze in the center of a small piece of surgical tape, and what we know today as the Band Aid bandage was born!

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 81/491 - Having discrete relatively movable tool clamp


Subclass of Class 81 - Tools
Definition: Handle provided with an individually distinct element mounted
No. of patents: 7
Last issue date: 01/02/2007


NumberTitleIssue Date
7156002Tool shaft and tool bit arrangement
A tool shaft and tool bit arrangement is disclosed to include a hollow shaft, which has a hexagonal through hole through the two ends to accommodate a number of tool bits in a line, a locating block held down by a clamp in a radial through hole near the front end of...
01/02/2007
6820523Tool having detachable handle
A tool includes a handle having a chamber to receive a block of a tool member which is arranged to be rotated and driven by the handle. A control ferrule is engaged onto the handle and includes a catch engageable with the block of the tool member, to detachably secu...
11/23/2004
6336731Field multi-use tool structure
A field multi-use tool structure including Ad multiple tools. An illuminating unit is disposed in the grip. The front end of the grip has a tool connecting section formed with a central socket axially rearward extending from front end thereof. One side of...
01/08/2002
5494298Broadhead for an arrow and method of securement
A broadhead for an arrow having a locking mechanism which insures true alignment of the longitudinal axis of the broadhead with the longitudinal axis of the shaft of the arrow. The shaft is fit within a longitudinal bore in the body of the broadhead and a...
02/27/1996
4958407Auxiliary tool handle
An auxiliary tool handle (10) for attachment to cylindrical tool handles (12), such as those used for garden rakes, hoes, push brooms and the like. The auxiliary tool handle (10) comprises at least one curvilinear handle segment (16, 20) for removable and...
09/25/1990
4942894Multi purpose cartridge type handle assembly and tools
"A multi-purpose cartridge type handle assembly" utilizing a movable block wedged in a "U"-shaped bracket and urged by a spring to hold various adaptors fitted with special sanitary tools for flexible operations....
07/24/1990
4409866Tool handle with contoured through passageway and spring biased trigger
This invention includes and is directed toward and to a tool handle exemplified in two embodiments. A variety of tool blades can safely be inserted in one end of the tool handle allowing length and leverage heretofore impossible. This feature allows a per...
10/18/1983
 
Sign InRegister
Username  
Password   
forgot password?