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Browse by Category: Main > Tools & Hardware
Class Information
Number: 279/19.5
Name: Chucks or sockets > Socket type > Lost motion > Key retainer
Description: Devices in which a single element is mounted for movement in guideways for retaining a tool in the socket.










Patents under this class:

Patent Number Title Of Patent Date Issued
8051920 Impact drill Nov. 8, 2011
7413028 Ramming device to be assigned to a rock breaker Aug. 19, 2008
7360606 Hand machine tool with a removeable tool holder Apr. 22, 2008
7338051 Tool holder for a rotary hammer Mar. 4, 2008
6691799 Tool holder Feb. 17, 2004
6527280 Hand held power tool Mar. 4, 2003
6241026 Rotary hammer Jun. 5, 2001
6213230 Drilling tool especially for the rotary percussion drilling of preferably rock Apr. 10, 2001
6089798 Device for coupling a tool to a hand-held tool-driving device Jul. 18, 2000
6073705 Power-driven striking tool having a mechanism for setting the circumferential angle of tool bits attached to the striking tool Jun. 13, 2000
5971403 Holding device for percussion tool Oct. 26, 1999
5878823 Hydraulic breaking hammer Mar. 9, 1999
5788430 Drilling tool for rotary percussion drilling Aug. 4, 1998
5702112 Tool locking apparatus for machine hammers Dec. 30, 1997
5603516 Drilling and/or chipping tool Feb. 18, 1997
5558478 Device for transferring a torque to a tool in a hand tool apparatus Sep. 24, 1996
5397203 Tool and tool holder for hand-tool apparatus Mar. 14, 1995
5388842 Device for holding the tool of a hydraulic rock breaker Feb. 14, 1995
5348430 Universal chuck for a machine for piercing a tap hole of a shaft furnace Sep. 20, 1994
5174698 Tool bit and tool bit holder for hand held tools Dec. 29, 1992
4858701 Fluid-powered impact device and tool therefor Aug. 22, 1989
4775159 Chuck for a drilling tool Oct. 4, 1988
4655651 Drill bit for hand-held drilling machines Apr. 7, 1987
4621818 Hammer drill spindle and chuck assembly Nov. 11, 1986
4565472 Drill for hand-held drilling devices Jan. 21, 1986
4512692 Tool shaft for a tool of the percussive and rotative type Apr. 23, 1985
4284284 Retainer arrangement for tools Aug. 18, 1981
4202557 Drilling device May. 13, 1980
4174848 Latching mechanism for reciprocating impact tools Nov. 20, 1979
4146240 Combination of a tool holder and a tool shaft Mar. 27, 1979
4123074 Tool shank and chuck combination for a hammer drill Oct. 31, 1978
4047722 Hammer drilling devices Sep. 13, 1977











 
 
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