| Patents for B25D 17 - Details of, or accessories for, portable power-driven percussive tools (6,804) |
|---|
| 06/30/1992 | US5125462 Quick-change ram boring head |
| 06/30/1992 | US5125145 Tamping tool removal system |
| 06/25/1992 | WO1992010637A2 Tool for making holes in the ground |
| 06/17/1992 | EP0490850A1 Vibration insulated power tool handle |
| 06/17/1992 | EP0490102A1 Angle attachment |
| 06/17/1992 | DE4039779A1 Hammer-drill angle attachment |
| 06/10/1992 | EP0489687A1 Drilling and chiseling tool |
| 06/10/1992 | EP0489277A1 Powered hand tool |
| 06/09/1992 | US5119667 Use on auto body surfaces |
| 06/03/1992 | CN1061553A Apparatus for driving insueation board into brickwork |
| 06/02/1992 | US5117924 Energy transfer unit for a pile driver |
| 06/02/1992 | US5117923 Hydraulic jackhammer |
| 06/02/1992 | US5117921 Hydraulically operated hammer drill |
| 06/02/1992 | CA2056545A1 Drilling and chipping apparatus |
| 05/27/1992 | EP0487457A1 Drilling and chiseling tool |
| 05/27/1992 | EP0486843A1 Hand tool with brake coupling |
| 05/27/1992 | EP0486842A1 Hand tool |
| 05/23/1992 | CA2055933A1 Drilling and chipping tool |
| 05/20/1992 | EP0357752B1 Pile-driver with eccentric drive |
| 05/19/1992 | US5113951 Apparatus for driving a drilling or percussion tool |
| 05/12/1992 | US5111890 Hammer drill |
| 04/30/1992 | WO1992006823A1 Device for hand machine-tools |
| 04/29/1992 | EP0483112A2 Tool for percussive drilling and chuck therefor |
| 04/29/1992 | EP0482327A2 Hydraulically operated power circuit with sound damping device |
| 04/28/1992 | US5108557 Ore point feeder and method for soderberg aluminum reduction cells |
| 04/28/1992 | US5107935 Stake setting accessory for jack hammer |
| 04/28/1992 | US5107911 Log splitting device |
| 04/23/1992 | DE4032796A1 Tool holder for hammer drill - has driving dogs engaging with three equally spaced slots around interchangeable tool shank |
| 04/23/1992 | DE4032739A1 Universal tool shank for use in portable power tools - has longitudinal slots allowing tool to locate with axial play in chuck or hammer drill tool holder |
| 04/22/1992 | EP0481947A2 A hand held power tool |
| 04/22/1992 | EP0481946A2 Pneumatic power tool |
| 04/22/1992 | EP0481220A2 Clamping chuck |
| 04/14/1992 | US5103544 Impact tool for removing constant velocity joint |
| 04/07/1992 | US5102200 Impact ripper apparatus |
| 04/05/1992 | WO1992006228A1 Continuous ore feeder for soderberg aluminum reduction cells |
| 04/05/1992 | CA2093338A1 Continuous ore feeder for soderberg aluminum reduction cells |
| 03/31/1992 | CA1298074C Portable tool with vibration damping |
| 03/25/1992 | EP0476387A1 Driving sleeve |
| 03/24/1992 | CA1297866C Arrangement for the axial bearing of a drilling machine |
| 03/18/1992 | EP0475932A2 Device for impacting isolation panels in masonry |
| 03/18/1992 | EP0475891A1 Method and means for making holes |
| 03/17/1992 | US5095735 Pittsburgh lock hammer guide |
| 03/17/1992 | US5095600 Paving breakers and supports therefor |
| 03/11/1992 | EP0474591A2 Subcalibre shaft with central drillholder |
| 03/11/1992 | EP0473968A2 Hydraulic operated impact drilling device, especially for bolt drilling |
| 03/11/1992 | EP0473908A2 Drill and/or impact hammer |
| 03/11/1992 | CN1015786B Device on powered handtools for transmitting torque |
| 03/04/1992 | EP0472982A2 Hydraulically operated impact drilling device, especially for boltdrilling |
| 02/25/1992 | US5090499 Dust extraction for drill |
| 02/19/1992 | EP0471649A1 Fluid pressure-operated hammer |
| 02/18/1992 | US5088567 Ram device with eccentric drive |
| 02/05/1992 | EP0470046A1 Drilling device with suction cleaner |
| 02/05/1992 | EP0470045A1 Chisel with optimised shaft |
| 02/05/1992 | EP0469356A1 Tool holder for hammer drills |
| 02/04/1992 | US5085546 Mounting assembly with an expansible anchor and a mounting tool |
| 01/28/1992 | US5083499 Impact motor with improved sealing of a drive piston |
| 01/22/1992 | EP0466702A1 Coupling for drilling machine with dust extractor. |
| 01/21/1992 | US5082067 Apparatus with two end positions generating a reciprocating motion |
| 01/09/1992 | WO1992000165A1 A cutting tool |
| 01/08/1992 | EP0464434A1 Device for fixing fasteners with an arranged profile part unter the fastener head |
| 01/07/1992 | US5078849 Crust breaker device for aluminum electrolysis cells |
| 01/02/1992 | DE4020773A1 Drilling and chisel hammer - incorporates fluid container, fluid being activated by compressed air or pump for spraying against dust produced |
| 12/31/1991 | US5076374 Drilling device with an impact-rotation tool |
| 12/31/1991 | US5076371 Tool for use in a hand power device |
| 12/31/1991 | CA1293657C Impacting mechanism |
| 12/27/1991 | EP0462520A1 Resonant beam suspension pads |
| 12/27/1991 | EP0462257A1 Die chuck for multiple-cornered ends of tool spindles. |
| 12/21/1991 | CA2044883A1 Resonant beam suspension pads |
| 12/12/1991 | WO1991019076A1 Impact ripper apparatus |
| 12/12/1991 | WO1991018715A1 Impact ripper apparatus with linear reciprocating ram |
| 12/05/1991 | DE4016759A1 Hydraulic hammer-scoop combination - fits on excavator arm, and involves support connected to tool rotary axis |
| 11/28/1991 | WO1991017870A1 Hydraulic impact hammer |
| 11/27/1991 | EP0458080A1 Hand operated electrical machine tool |
| 11/20/1991 | CN2089115U Duster for light motor-driven impacting and drilling tools |
| 11/19/1991 | US5066070 Apparatus for reflex-percussive cutting of concrete etc. |
| 11/19/1991 | US5065824 Hydraulically powered repetitive impact hammer |
| 11/14/1991 | DE4014538A1 Nail used as spreader for plastic dowel - has cross=section with at least one edge and has head fitted into suitable hammer tool so that it can also be used to produce hole in wall |
| 11/13/1991 | EP0456003A1 Hand-held-drilling machine |
| 11/13/1991 | EP0455747A1 Harvester for removing a substance from a plate |
| 11/05/1991 | US5062562 Portable power fastening tool |
| 10/31/1991 | WO1991016511A1 Ground rod driver |
| 10/29/1991 | US5060761 Automatic lubricating device for the chisel of a hydraulic striking mechanism |
| 10/22/1991 | US5058275 Chisel |
| 10/15/1991 | US5056606 Damped hammer drill |
| 10/12/1991 | WO1991015652A1 Hammer device |
| 10/08/1991 | US5054973 Tool bit with axially extending grooves in insertion end |
| 10/08/1991 | US5054562 Vibration-isolated power tool |
| 10/02/1991 | EP0449766A1 Tool for beating down of fasteners in hard material |
| 10/02/1991 | EP0448801A1 Portable machine tool with removable tool holder |
| 10/02/1991 | DE4102014A1 Hand-guided electric tool - has profile of ratchets on toothed wheel and on coupling ring is formed asymmetrically |
| 10/02/1991 | DE4010239A1 Hammer drill with rapid chuck changing mechanism - has torque transmitted by balls which can be extracted radially by turning outside locking ring |
| 10/02/1991 | CN1054929A Device for hammering fastening elements into hard material |
| 10/01/1991 | US5052500 Vibroisolating handle joint structure for power tool |
| 10/01/1991 | US5052499 Pneumatic impact tool |
| 10/01/1991 | US5052497 Apparatus for driving a drilling or percussion tool |
| 09/26/1991 | DE4008750A1 Fixing device-driving tool - incorporates rotary drill and bolt-setting mechanism |
| 09/25/1991 | EP0447552A1 Striking device |
| 09/24/1991 | US5050689 Compressed air supply system of vibro-isolated tools |
| 09/24/1991 | US5050687 Compression-vacuum action percussive machine |
| 09/24/1991 | US5050286 Driving mechanism for anchor |