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Class Information
Number: 173/13
Name: Tool driving or impacting > Drive controlled by relative axial movement of tool
Description: Apparatus comprising a tool drive means and a tool or means to receive or retain a tool for actuation by the drive means, the tool or tool receiving or retaining means being adapted to move relative to the drive in a direction parallel to the axis of tool advance, said relative movement being adapted to initiate, modify, or terminate the operation of the tool drive means.










Sub-classes under this class:

Class Number Class Name Patents
173/15 Drive motor controlled 39
173/14 Reciprocating drive member connected to pulsing fluid column 23


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8424614 Hydraulic hammer Apr. 23, 2013
8276682 Continuous stroke pneumatic tool with ball valve Oct. 2, 2012
8191697 Spring clutch mechanism in screw driver Jun. 5, 2012
8176995 Reduced-impact sliding pressure control valve for pneumatic hammer drill May. 15, 2012
8151900 Percussion equipment driven by a pressurized incompressible fluid Apr. 10, 2012
8118112 Rock breaking device, protection valve and a method of operating a rock breaking device Feb. 21, 2012
8109348 Down-the-hole hammer drill Feb. 7, 2012
8051919 Fastening tool with automatic feeding of wire-collated fasteners Nov. 8, 2011
8006776 Sliding pressure control valve for pneumatic hammer drill Aug. 30, 2011
7992652 Fluid distributor cylinder for percussive drills Aug. 9, 2011
7900420 Hammer drill attachment and method Mar. 8, 2011
7858219 Locking mechanism of battery pack Dec. 28, 2010
7836969 Method for controlling pressure fluid operated percussion device, and percussion device Nov. 23, 2010
7832504 Exhaust valve and bit assembly for down-hole percussive drills Nov. 16, 2010
7784561 Ground drilling hammer and the driving method Aug. 31, 2010
7757779 Compressed air percussive mechanism for a down hole hammer and down hole hammer Jul. 20, 2010
7694750 Hammer drill Apr. 13, 2010
7600578 Percussion adapter for positive displacement motors Oct. 13, 2009
7426965 Power transmission unit of an impactor, a hydraulic jet impactor and the application thereof Sep. 23, 2008
7422074 Delayed compression sleeve hammer Sep. 9, 2008
7198115 Lead alignment attachment Apr. 3, 2007
7063172 Grounding rod driving device Jun. 20, 2006
7040413 Hand power tool with a pneumatic striking mechanism May. 9, 2006
7013985 Pneumatically operated screw driver Mar. 21, 2006
6986394 Reciprocable impact hammer Jan. 17, 2006
6942042 Pneumatic motor-controlled valve of screwdriver Sep. 13, 2005
6912932 Depth adjusting system for a screw gun Jul. 5, 2005
6758116 Depth adjusting system for a screw gun Jul. 6, 2004
6672404 Screw fastening machine Jan. 6, 2004
6655568 Setting tool Dec. 2, 2003
6619407 Air-operated hammer Sep. 16, 2003
6505689 Arrangement for controlling rock drilling Jan. 14, 2003
6488264 Governor valve device in a pressure fluid operated tool Dec. 3, 2002
6464023 Hydraulic in-the-hole percussion rock drill Oct. 15, 2002
6293357 Hydraulic in-the-hole percussion rock drill Sep. 25, 2001
6283229 Impact device for directional boring Sep. 4, 2001
6155361 Hydraulic in-the-hole percussion rock drill Dec. 5, 2000
5971083 Pressure fluid operated impact mechanism Oct. 26, 1999
5893419 Hydraulic impact tool Apr. 13, 1999
5806610 Apparatus for generating impacts Sep. 15, 1998
5794717 Rock drill percussion mechanism Aug. 18, 1998
5755292 Pressure medium operated impact mechanism May. 26, 1998
5752571 Apparatus for generating impacts May. 19, 1998
5709275 Screw-driving tool Jan. 20, 1998
5680904 In-the-hole percussion rock drill Oct. 28, 1997
5678641 Drilling and chipping tool Oct. 21, 1997
5662174 Battery powered palm ratchet tool Sep. 2, 1997
5653294 Impact mechanism for a hammer drill Aug. 5, 1997
5538089 Power tool clutch assembly Jul. 23, 1996
5533579 Shock preventive pneumatic tool as automatically shut off under no load condition Jul. 9, 1996

1 2 3










 
 
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