Patents
Patents for B25D 17 - Details of, or accessories for, portable power-driven percussive tools (6,804)
12/1999
12/23/1999WO1999066167A1 Percussive down-the-hole rock drilling hammer and an arrangement used therein
12/23/1999WO1999066166A1 Percussive down-the-hole rock drilling hammer, and a piston used therein
12/23/1999DE19827173A1 Dust suction system for hand power tool
12/23/1999DE19827172A1 Tool holder e.g. for coupling rotating and or striking tools to hand tool machines
12/21/1999US6003618 Twin lobe impact mechanism
12/14/1999US6000888 Quick coupler mechanism for power tool bits
12/14/1999US6000310 Penetrated tool system
12/08/1999CN1047119C Tool bit and tool bit chuck for manually operated tools
12/07/1999US5996708 Percussion tool
12/07/1999US5996707 Hand power tool
12/01/1999EP0656823B1 Nose block assembly
12/01/1999CN1046879C Apparatus on hand working mechanism for clamping tool and used tool
11/1999
11/25/1999DE19859885A1 Drilling tool manufacturing process for stone-drilling bit
11/25/1999DE19814175C1 Handgriff für einen Bohr- und/oder Meißelhammer Handle for a drilling and / or chisel hammer
11/24/1999EP0958095A1 Friction welded drill rod and method for manufacturing the rod
11/16/1999US5984596 Insertable tool and tool holder for drilling and/or impacting electric machines
11/11/1999DE19819631A1 Werkzeug für Handwerkzeugmaschinen Hand tool for machine tools
11/10/1999EP0955131A1 Tool for hand held machine-tools
11/10/1999CN1234320A Tool of hand-tool machine
11/03/1999CN2346548Y Electric hammer dust-proof device
11/02/1999USH1811 Apparatus and method for reducing low frequency vibrations in power tools
10/1999
10/28/1999WO1999053804A1 Interchangeable grips for power hand tools
10/28/1999CA2292454A1 Interchangeable grips for power hand tools
10/26/1999US5971403 Holding device for percussion tool
10/26/1999US5971044 Tool with parallel corners for splitting wood
10/21/1999DE19814960A1 Chisel for fitting to pneumatic drill
10/20/1999EP0949988A1 Percussion drill and/or jack hammer with handle spring-buffered against the hammer housing
10/07/1999WO1999050030A1 Handle for a drill- and/or chisel hammer
10/06/1999EP0946338A1 Method for adjusting drilling of drilling machine and rock drill
10/06/1999EP0739266B1 Device on hand machine tools for rotary tool drive
09/1999
09/30/1999WO1999048650A1 Percussion tool for boom mounted hammers
09/23/1999DE19811458A1 Setting tool for driving heavy-load anchor using hammer drill
09/21/1999US5954457 Hand-held device
09/07/1999US5947211 Vibration-damped machine driven tool
09/01/1999EP0938403A1 Working tool that can be guided in a grab handle
08/1999
08/31/1999US5944118 Pneumatic impact breaker
08/26/1999DE19810088C1 Hammer and boring drill
08/19/1999DE19804919A1 Percussion boring machine with hard contacting surfaces, for production of bore holes in the ground, e.t.c.
08/18/1999EP0640170B1 Improved drilling arrangement
08/11/1999EP0934804A2 Fluid driven percussion device
08/10/1999US5934139 For use to drive a workpiece
08/03/1999US5931243 Hammer device
07/1999
07/28/1999CN1044344C Apparatus in machine hold by hand which can make tool rotating together
07/27/1999US5927407 Isolated hand-held vibrating device
07/20/1999US5924497 Power hand tool with rotatable handle
07/14/1999EP0928668A2 Coupling for a percussion drilling machine
07/13/1999US5921327 Pneumatic impact tool having an integrally formed one-piece housing
06/1999
06/30/1999EP0925881A1 Tool
06/30/1999CN1220935A Tool
06/29/1999CA2100489C Tool and tool holder for manually-operated tools
06/22/1999US5914882 Device for and method of preventing accidents in hand-operated machine tools due to tool jamming
06/16/1999EP0922539A2 Arrangement in connection with a hydraulic breaking apparatus
06/10/1999WO1999028093A1 Drill bits and holders therefor
06/09/1999CN1043563C Apparatus in machine hold by hand which can make tool rotating together
06/02/1999EP0919339A1 Hydraulically operated breaker with lost-motion prevention device
05/1999
05/20/1999WO1999024217A1 Device for catching tiny particles generated when drilling holes
05/20/1999DE19749732A1 Percussive drill or jackhammer dust etc. removal attachment
05/12/1999EP0914233A1 A dosage device
05/04/1999US5899647 Securing component and method of anchoring it
04/1999
04/28/1999CN2316096Y Impact block
04/27/1999US5896937 Buffer mechanism of hydraulic impact apparatus
04/27/1999US5896934 Reciprocating tool having a piston retainer
04/22/1999DE19745164A1 Chisel with head and shaft for tool holder
04/15/1999DE19845846A1 Powered percussive tool with toolholder and tool insert
04/14/1999CN1042902C Switch for electric tools
04/01/1999DE19801297C1 Ball bearing guide bush for hydraulic hammer
03/1999
03/16/1999US5881823 Hand machine tool with battery operated drive motor, and battery unit for the same
03/16/1999US5881822 Pneumatic tool and vibration isolator therefor
03/10/1999EP0900635A2 Tool guiding on a pnematic driven percussion device
03/10/1999CN1210484A Tool holder for inserted tools in drilling and/or hammering machines
03/10/1999CN1042406C Method and apparatus for avoiding handtool machine from fault of clamping too tight of tool
03/09/1999US5878823 Hydraulic breaking hammer
03/04/1999WO1999010551A1 A PICK-STYLE TOOL WITH A CERMET INSERT HAVING A Co-Ni-Fe-BINDER
03/04/1999WO1999010131A1 Power tool
03/04/1999CA2302302A1 A pick-style tool with a cermet insert having a co-ni-fe-binder
03/03/1999EP0673301B1 Tool locking means for machine hammers
03/02/1999US5875856 Throttle for a motor driven hammer mechanism
02/1999
02/24/1999EP0897453A1 Hammer device
02/23/1999US5873579 Protective device for a fluid-operated percussion tool
02/23/1999US5873418 Percussive tool having a reduced impact at the start of percussive operation
02/17/1999CN2307663Y Dust extraction unit for electric hammer
02/17/1999CN2307662Y Percussive tool for expansion screw
02/16/1999US5871059 Mechanism for preventing idling strikes in power-driven striking tools
02/11/1999DE19734140A1 Hammer boring machine striking function boring tool
02/09/1999US5868209 Device for coupling a tool to hand-held tool-driving machine
02/03/1999EP0894576A2 Twin lobe impact mechanism
01/1999
01/29/1999CA2242446A1 Twin lobe impact mechanism
01/28/1999WO1999003647A1 Percussion and/or drill hammer with oscillation damping
01/28/1999DE19730356A1 Aufbruch- und/oder Bohrhammer Breakers and / or hammer drill
01/20/1999CN1041697C Tooland tool receiver used for hand tool device
01/13/1999CN2303710Y Dustless percussion drill (electric hammer)
01/07/1999EP0888851A2 Drilling - and/or percussion apparatus
12/1998
12/30/1998EP0887156A1 Apparatus for cutting a windshield
12/23/1998EP0885092A1 A device performing hammering by means of hydraulic pressure
12/23/1998CN1202850A Power hand tool with rotatable handle
12/16/1998EP0884140A1 Hydraulic hammer having buffer assembly
12/16/1998EP0884139A2 Oleohydraulic demolition hammer
12/16/1998EP0883733A1 Shank adapter
12/02/1998EP0880426A1 Tool holder for inserted tools in drilling and/or hammering machines
12/02/1998CN1040959C Nose block assmelby for crusher
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