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Class Information
Number: 175/135
Name: Boring or penetrating the earth > With above-ground means to impact an earth-penetrating means
Description: Apparatus combined with an above ground hammer to deliver, or cause to be delivered an impact or blow to an earth boring means.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8622152 Down-the-hole drill hammer having a sliding exhaust check valve Jan. 7, 2014
8342263 Vibratory drill head mounting and rotation coupling system Jan. 1, 2013
8336643 Vibratory drilling apparatus Dec. 25, 2012
7921940 Casing hammer power swing-out apparatus for drilling rig Apr. 12, 2011
7556107 Construction machine for foundation construction Jul. 7, 2009
7503409 Earth drilling rig having electronically controlled air compressor Mar. 17, 2009
7404455 Automatic SPT monitor Jul. 29, 2008
7249629 Multi-function well servicing vehicle Jul. 31, 2007
7237625 Device for simulataneously casing a hole while drilling Jul. 3, 2007
7040417 Drilling systems May. 9, 2006
7013996 Impact device Mar. 21, 2006
6908262 Systems and methods for driving large diameter caissons Jun. 21, 2005
6874540 Pulsation dampener apparatus and method Apr. 5, 2005
6732816 Method of forming a trenchless flowline May. 11, 2004
6672805 Systems and methods for driving large diameter caissons Jan. 6, 2004
6626248 Assembly and method for jarring a drilling drive pipe into undersea formation Sep. 30, 2003
6557652 Method for performing ground or rock work and hydraulic percussion device May. 6, 2003
6536541 Boring unit for pile foundations Mar. 25, 2003
6386294 Hole making system May. 14, 2002
6371222 Hammer device Apr. 16, 2002
6286613 Impact method and the device used in standard penetration test Sep. 11, 2001
6234719 Mobile combined drilling and piling machine and method for tubular foundation with machine May. 22, 2001
6202763 "Twin-impact" double-blow drilling apparatus Mar. 20, 2001
6029757 Casing hammer assembly for cable tool drilling apparatus Feb. 29, 2000
5984027 Engine-driven breaker Nov. 16, 1999
5975221 Machine for horizontal percussion boring Nov. 2, 1999
5662179 Hole-making device Sep. 2, 1997
5653556 Clamping apparatus and methods for driving caissons into the earth Aug. 5, 1997
5634524 Reverse percussion device Jun. 3, 1997
5487432 Subsurface tool Jan. 30, 1996
5479996 Rock drilling device with recoil damper Jan. 2, 1996
5435399 Soil sampler Jul. 25, 1995
5413186 Reverse percussion device May. 9, 1995
5409072 Method and an arrangement for controlling the supply of air into a rock drilling machine Apr. 25, 1995
5355966 Drilling method and an assembly for performing the method Oct. 18, 1994
5320189 Rock drilling device Jun. 14, 1994
5289887 Method of operating an earth boring machine Mar. 1, 1994
5211248 Portable soil sampling device and method May. 18, 1993
5125462 Quick-change ram boring head Jun. 30, 1992
5125464 Drilling device for the study and exploitation of the subsoil Jun. 30, 1992
5104264 System for driving anchors in the ground Apr. 14, 1992
5076374 Drilling device with an impact-rotation tool Dec. 31, 1991
5054565 Steering mechanism for a subsoil boring apparatus Oct. 8, 1991
5029651 Post driver Jul. 9, 1991
5020610 Removable filter fluid flow shutoff apparatus Jun. 4, 1991
4993504 Device for efficient energy transfer and damping of impact drilling machines Feb. 19, 1991
4991669 Device for controlling the passage of a flushing medium in impact machines Feb. 12, 1991
4852672 Drill apparatus having a primary drill and a pilot drill Aug. 1, 1989
4790392 Soil sample core extraction tool Dec. 13, 1988
4736808 Percussive tool with high pressure fluid jet Apr. 12, 1988

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