Patents
Sitemap › B25 - Hand tools; Portable power-driven tools; Handles for hand implements; Workshop equipment; Manipulators › B25D - Percussive tools › B25D 9 - Portable percussive tools with fluid-pressure drive, e.g. having several percussive tool bits operated simultaneously
Patents for B25D 9 - Portable percussive tools with fluid-pressure drive, e.g. having several percussive tool bits operated simultaneously (2,753)
09/2010
09/15/2010CN201579768U Pneumatic pick with move-down radial exhaust holes
09/08/2010CN201573176U Ice-free pneumatic pick
09/02/2010WO2010099024A2 Fastener driving apparatus
09/01/2010EP2222439A1 A pulse generating device and a rock drilling rig comprising such a device
09/01/2010CN201565932U Novel handheld hydraulic hammer
08/2010
08/25/2010CN101371098B Measuring device, rock breaking device and method of measuring stress wave
08/19/2010DE102009008568A1 Device for exerting force on work-piece i.e. fuel injector, to remove work piece from cylinder head of diesel engine of car, has press piece comprising stopper for hammering body, and traction mechanism axially movable against housing
08/18/2010CN101804617A Hammer with vibration reduction mechanism
08/17/2010US7775295 Proportional pilot-controlled pneumatic control system for pneumatically powered hand-held tools
08/17/2010US7775160 Method and device for generating compression waves
08/11/2010EP2214870A1 Pneumatic impact tool
08/11/2010CN201549857U Overhead conducting wire ice breaking hammer
08/05/2010US20100193208 Fluid distributor cylinder for percussive drills
08/05/2010US20100193205 Control method and hand-held power tool
08/05/2010DE102009008190A1 Pneumatisches Schlagwerk Pneumatic hammer mechanism
08/05/2010DE102009008189A1 Pneumatisches Schlagwerk und Steuerungsverfahren Pneumatic hammer mechanism and control method
08/05/2010DE102009000515A1 Steuerungsverfahren und Handwerkzeugmaschine Control procedures and hand tool
08/04/2010EP2213420A1 Control method and power tool
08/04/2010EP2213273A1 Setting parameters for a device for shock wave treatment
08/04/2010CN101795824A Recoilless hammer
07/2010
07/27/2010US7762350 Impulse generator and impulse tool with impulse generator
07/27/2010US7762347 Impact power tool with a precision controlled drive system
07/22/2010WO2010082871A1 Damping device for percussion device, percussion device and drilling machine
07/22/2010WO2010082851A1 Vaporisation system
07/22/2010WO2010082850A1 Adjustable dose chamber
07/22/2010WO2010082849A1 Actuation system
07/21/2010CN201530357U Glass emergency breaking device
07/14/2010CN201525001U Improved electric hammer
07/13/2010US7753135 Power tool with a rotating and/or hammering drive mechanism
07/08/2010WO2010077199A1 Accumulator membrane unit, method for the production thereof and rock drilling machine including such an accumulator membrane unit
07/08/2010CA2748336A1 Accumulator membrane unit, method for the production thereof and rock drilling machine including such an accumulator membrane unit
07/07/2010EP2203276A1 Implement having rotational speed reduction and operating method therefor
07/07/2010CN201519948U 一种缸体为组合式低噪音风镐 One kind of block is combined with low noise picks
07/07/2010CN101024280B Powered hammer
06/2010
06/24/2010US20100155093 Impact adapter for a rock drill
06/23/2010CN101341005B Pulse generator and impulse machine for a cutting tool
06/16/2010CN101743100A Implement having rotational speed reduction and operating method therefor
06/16/2010CN101733735A Hand-held machine tool device
06/10/2010US20100139939 Hydrulic breaker assembly
06/10/2010DE102008061173A1 Hammer mill for e.g. manually operated drill hammer, has crank gear driveably-connected with piston by connecting rod, where piston is rotatably supported at connecting rod around longitudinal center axis of piston
06/09/2010CN101722503A Fuel driven fastening tool
06/02/2010CN101347814B Convenient hydraulic electrohydraulic hammer
06/01/2010US7726900 System for connecting two shafts in translation
06/01/2010US7726414 Hollow piston hammer device with air equilibration and idle openings
05/2010
05/27/2010WO2010058073A1 Rock drilling machine
05/27/2010WO2010058072A1 Rock drilling machine and axial bearing module
05/27/2010WO2010058071A1 Rock drilling machine and axial bearing module
05/27/2010DE102008044044A1 Handwerkzeugmaschinenvorrichtung Hand machine tool device
05/27/2010CA2744147A1 Rock drilling machine and axial bearing module
05/27/2010CA2743923A1 Rock drilling machine and axial bearing module
05/26/2010CN1605438B Hand machine tool with an impact mechanism and its operation method
05/26/2010CN101712145A Novel hand-held hydraulic hammer
05/25/2010US7721819 Rotary hammer
05/19/2010CN101189078B Percussive device for a rock drilling machine, method for achieving a reciprocating percussive piston movement and rock drilling machine
05/19/2010CN101189077B Valve device for a percussion device and percussion device for a rock drilling machine
05/19/2010CN101180162B Impulse generator, hydraulic impulse tool and method for producing impulses
05/18/2010US7717190 Method for controlling percussion device, software production, and percussion device
05/18/2010CA2553813C Drop hammer
05/12/2010CN201457284U Emergency glass breaker of automobile
05/12/2010CN101704238A High-power air pick
05/04/2010US7708083 Hand power tool with a percussion merchanism, and as a method of operating the hand power tool
04/2010
04/29/2010US20100101816 Fuel-powered rock breaker
04/28/2010EP2178679A1 Recoilless hammer
04/28/2010CN201442257U Air pick
04/27/2010CA2472050C Compressed air percussive mechanism for a down hole hammer and down hole hammer
04/21/2010CN201439195U Pneumatic actuation mechanism for light electric hammer
04/14/2010EP2173524A1 Hydraulic pick
04/14/2010CN101693449A Emergency glass crushing device
04/13/2010US7694747 Preloaded drop hammer for driving piles
04/08/2010WO2010037905A1 Method and arrangement in rock drilling rig
04/08/2010US20100084152 Percussion device actuated by a pressurized non-compressible fluid
04/08/2010CA2735772A1 Method and arrangement in rock drilling rig
04/07/2010CN101692570A Overhead conductor ice hammer
04/01/2010US20100077585 Pneumatic battering ram and method therefor
03/2010
03/31/2010EP2167778A1 Fuel-powered rock breaker
03/24/2010EP1931502B1 Water powered impulse unit
03/24/2010CN101680266A Fuel-powered rock breaker
03/24/2010CN101678542A Percussion device actuated by a pressurised non compressible fluid
03/23/2010US7681664 Internally dampened percussion rock drill
03/16/2010US7677327 Percussion mechanism for a repetitively hammering hand power tool
03/11/2010US20100059242 Percussion device
03/04/2010WO2010025353A1 Hammer test bench
03/04/2010WO2009148375A8 Arrangement and method comprising a flushing head for a rock drilling machine, and rock drilling machine comprising the arrangement
03/04/2010US20100051348 Rock drilling equipment and a method in association with same
03/04/2010CA2735436A1 Hammer test bench
03/03/2010CN101659049A Impact tool
02/2010
02/11/2010WO2010016479A1 Crusher for crushing a silicon ingot, and silicon crushing apparatus having a plurality of crushers
02/11/2010CA2726715A1 Crusher for crushing a silicon lump, and silicon lump crushing apparatus having a plurality of crushers
02/10/2010EP2150380A2 Percussion device actuated by a pressurised non compressible fluid
02/04/2010WO2010012390A1 Impact device having an impact mechanism lubricating device
02/04/2010US20100025060 Silicon lump crushing tool
02/04/2010DE102008035298A1 Luftfederschlagwerk mit variablem rotatorischem Antrieb Pneumatic percussive tool with variable rotational actuation
02/04/2010DE102008035084A1 Schlaggerät mit Schlagwerk-Schmiervorrichtung Striker with percussion lubricator
02/03/2010CN100586663C Method for controlling pressure fluid operated percussion device, and percussion device
01/2010
01/27/2010CN100584542C Work machine
01/21/2010US20100012341 Pneumatic screw driver and stop control method for air motor in pneumatic screw driver
01/20/2010CN101628405A Heavy electric hammer
01/19/2010CA2452614C Impact device
01/13/2010CN101623861A Power tool
01/07/2010DE102008040118A1 Bohr- und/oder Meißelhammer Drilling and / or chisel hammer
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