Patents
Patents for B25D 17 - Details of, or accessories for, portable power-driven percussive tools (6,804)
08/1993
08/04/1993EP0553124A1 Device for hand machine-tools.
07/1993
07/28/1993EP0552328A1 Percussion drill.
07/28/1993CN1074728A Tooth of Active-action excavtor bucket
07/21/1993EP0551795A1 Tool for impact drilling and chiseling and chuck therefor
07/21/1993EP0551719A1 Hand-held percussive tool incorporating apparatus for reducing vibration transmission to the user
07/20/1993US5228523 Pneumatic power tool
07/20/1993CA1320362C Fastening member for securement into hard materials
07/01/1993DE4208973A1 Removal of dust generated by cutting inscription in stone - by directing air used to operate tool over working area
06/1993
06/30/1993EP0548782A1 Hand tool with a dust bag
06/30/1993EP0548702A1 Dustcap for drilling machines
06/24/1993WO1993011912A1 Handle assembly
06/24/1993WO1993011911A1 Apparatus for reducing vibration transmission in hand-held tool
06/24/1993DE4140492A1 Revolving striker rod for driving nails - has upper end to fit in hammer drill and central piston in cylinder with coil spring and device to hold nail
06/23/1993EP0548008A1 Tool for impact drilling and chiseling and tool chuck therefor
06/09/1993CN2135433Y Dust collector for percussion drill
06/03/1993DE4139603A1 Dust extractor for mechanical drill or chisel - comprises telescopic sleeves with bands of brushes between faces of tubes
06/01/1993CA1318692C Bumper for the percussion of a driving tool
05/1993
05/27/1993WO1993009919A1 Pneumatic instrument
05/25/1993US5213167 Apparatus for reducing vibration transmission in hand-held tool
05/19/1993EP0542683A1 Tool for impact drilling and chuck for impact drilling tools
05/19/1993EP0494257A4 Demolition hammer
05/18/1993US5211693 Drilling and chipping tool
05/13/1993DE4136584A1 Tool-holder arrangement for hammer drill - has locking bush axially fixed on housing nose but rotatable to force locking pins carried by guide sleeve into tool locking slots
05/12/1993EP0540824A1 Tool chuck for a hand tool machine
04/1993
04/27/1993CA1316793C Hammer actuated by means of a hydraulic system, in particular suitable for use in dusty, corrosive, and similarly hostile environments
04/21/1993EP0537875A1 Fluid powered impact tool
04/20/1993US5203417 Handheld impact power tool
04/15/1993WO1993006972A1 Pneumatic hammer
04/14/1993EP0536622A1 Impact hammer with grease lubrification
04/13/1993US5201373 Hand held power tool with safety coupling
04/06/1993US5199833 Hand held power tool with removable tool holder
04/06/1993US5199508 Rotary hammer drill
04/06/1993US5199501 Drilling or chiseling tool with suction apparatus
04/01/1993WO1993005929A1 Device fitted on hand power tools
04/01/1993DE4132023A1 Einrichtung an handwerkzeugmaschinen Means at hand machine tools
03/1993
03/31/1993EP0534369A1 Implement mounting bracket for earth working machines
03/24/1993CA2078756A1 Mounting bracket
03/23/1993CA1314736C Drill bit having a shank with grooves
03/16/1993US5193246 Air cushion grip with a cubic supporting structure and shock-absorbing function
03/03/1993EP0529405A1 Fluid powered percussion mechanism with safety device
03/03/1993EP0529014A1 Hydraulic impact hammer.
02/1993
02/23/1993US5189267 Pneumatic tool muffler system
02/23/1993US5188378 Chuck for polygonal shank ends of tools
02/09/1993US5184385 Retainer pin remover
02/09/1993US5184382 Pneumatically driven descaling tool
02/03/1993EP0525498A2 Tool chuck of a fluid driven impact hammer with lubricating device
02/02/1993US5183316 Mounting bracket for a working device
01/1993
01/28/1993DE4124574A1 Hammer drill with vibration isolated handgrip - is hinged onto tool body at one end and connected to other end by preloaded spring coupling
01/27/1993EP0524259A1 Hammer device.
01/26/1993CA1313201C Dampener for impacting mechanism
01/21/1993WO1993001028A1 Holding device
01/21/1993WO1993001027A1 Percussion drill
01/21/1993CA2112970A1 Holding device
01/19/1993US5180019 Power tool having selectable inlet location
01/14/1993DE4215288A1 Bohrhammer Rotary Hammer
01/13/1993EP0522344A2 Hydraulic impact hammer
01/13/1993EP0522190A1 Sound attenuated chuck for hydraulically or pneumatically powered impact- and drillhammers
12/1992
12/30/1992CN1019650B Device for hammering fastening elements into hard material
12/29/1992US5174698 Tool bit and tool bit holder for hand held tools
12/29/1992US5174696 Plug-in holder for centering drill bit
12/25/1992CA2072062A1 Safety arrangement for driving tools
12/23/1992EP0519493A1 Chisel for making slots in building constructions
12/22/1992US5172773 Power cord diverter and suspension clamp for a power tool
12/15/1992US5170532 Vibration insulated power tool handle
12/10/1992WO1992010637A3 Tool for making holes in the ground
12/03/1992DE4117496A1 Power-driven percussion chisel - has suction extractor to remove stone dust with inlet near working area
12/02/1992EP0516581A2 Drilling and chiselling tool with basic body and cutting element
12/02/1992EP0515476A1 Improvements relating to tools for removing tiles and the like from flat surfaces.
12/02/1992EP0515467A1 An arrangement for an axial bearing in a drilling machine.
12/01/1992US5167043 Hand-held forcible entry tool
11/1992
11/17/1992CA1310179C Variable operable hand-held device
11/10/1992US5161624 Tool for driving fastening elements into hard receiving materials
10/1992
10/29/1992WO1992018291A1 Hand-held power tool with jamming-detection sensor
10/29/1992WO1992018290A1 A power tool having selectable inlet location
10/28/1992EP0510416A2 Percussion mechanism for drill string
10/28/1992CN2119995U Dust-proof cover for percussive electric drill
10/27/1992US5157807 For a hand tool
10/15/1992DE4112012A1 Handwerkzeugmaschine mit blockiersensor Hand tool with blocking sensor
10/14/1992EP0507856A1 Hydraulically powered repetitive impact hammer
10/06/1992US5152541 Chuck
09/1992
09/30/1992EP0505726A1 A hand-held, fluid powered impact or drill tool
09/29/1992CA1308094C Apparatus for reflex-percussive cutting of concrete etc.
09/20/1992CA2038617A1 Removable filter fluid flow shutoff apparatus
09/09/1992EP0502363A1 Hand-held electrical tool with housing piece made of elastically deformable material
09/09/1992CN1064232A Tool bit and tool bit holder
09/08/1992US5145237 Cutter bit with optimized shank
09/01/1992US5143489 Method of drilling bores
08/1992
08/26/1992EP0500489A2 Tool and toolholder for hand held machine
08/20/1992WO1992014041A1 Reciprocating air motor
08/20/1992DE4104917A1 Vibration isolated handle grip for percussion tools - has spring-hydraulic cylinder coupling allowing application of handling force without transfer of vibration
08/19/1992EP0499459A2 Powered tool
08/11/1992US5137096 Dust boot and protective shroud for impact hammer
08/06/1992WO1992012828A1 One-stroke pneumatic device
08/05/1992EP0497307A2 Chisel
07/1992
07/23/1992WO1992012323A1 Hydraulic down-the-hole drilling machine
07/15/1992EP0494400A2 Hand-tool with removable tool-holder
07/15/1992EP0494379A1 Handtool with safety clutch
07/15/1992EP0494257A1 Demolition hammer
07/14/1992CA1304963C Hand-held tool with switching means for variable operation
07/01/1992EP0492034A1 Vibration-dampened holder for chiselling tools
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