Matches 1 - 15 out of 15


Match Document Document Title
US20060086513 Impact tool  
An impact tool for simultaneously providing a rotational force and an impact force to an object has an output shaft rotated by a motor, hammer for intermittently providing an impact force to the...
US20060248701 Hammer  
This patent relates to a method of assembling a spindle assembly comprising: a tubular spindle (2); a beat piece structure which is capable of being located and slid within a part (6) of the...
US20060000627 Device with inner and outer shells of a housing of a hand machine tool, and hand machine tool provided therewith  
A device for a hand machine tool equipped with a hammer mechanism has a housing having an inner shell and an outer shell, which the inner shell and the outer shell are of one piece with each other...
US20060237206 Percussion power tool  
A percussion mechanism (21; 41) for a percussion power tool includes an impact element (24; 44) reciprocating along a percussion axis (22; 42) of the percussion mechanism (21; 41) and acting on...
US20060124333 Hollow piston hammer device with air equilibration and idle openings  
An air spring hammer device comprises a drive piston, moving axially back and forth, with a front face of hollow embodiment and a hammer piston moving in said hollow. A ventilation slot is...
US20050034881 Drilling and/or striking hammer with a lubricating device  
Disclosed is a drilling and/or striking hammer comprising a lubricating device provided with a lubricant reservoir and a supply lubricant contained therein. A dosage device is provided with a...
US20090277659 HAMMER DRILL  
A hammer drill for manually guided operation includes an electric drive motor, a tool spindle and a pneumatic hammer function. The hammer drill includes a pressure piston, a striker, and a beat...
US20060065417 Drilling and/or chusel hammer  
A percussion hammer, in particular a drilling and/or chisel hammer includes a first housing part (11) in which the hammer motor (3) is arranged, a second housing part (12) in which the drive gear...
US20060108136 Rotary air joint for pneumatic tool  
A rotary air joint includes a tool connector fastened to an air inlet of a pneumatic tool, a plug member coupled to and rotatable relative to the tool connector, a first rotary member connected...
US20080164042 Hand-held power tool with pneumatic percussion mechanism  
A hand-held power tool includes a percussion mechanism (2) having a percussion piston (5) for impacting at least one anvil (8, 8′a, 8′b) displaceable in a guide tube (6) between two, spaced from...
US20050224243 Tool holding fixture for a machine tool  
The invention relates to a tool receptacle for a hand power tool, in particular for a drill hammer, having a receiving opening (12) for receiving a tool shaft (14) and having a hammering bolt...
US20070277992 Percussion hand-held power tool with axially displaceable percussion mechanism  
A percussion hand-held power tool includes a housing (4), a chuck (2) provided at one end of the housing (4), a handle (3) provided at an opposite end of the housing (4) and secured thereto, an...
US20080236855 Electric Power Tool  
An electric power tool, in particular an electric hammer, having a drive unit (11) contained in a housing (10), an impact mechanism (12), and a handle (13), including a cam (14) that is driven by...
US20090272555 PULSE MACHINE, METHOD FOR GENERATION OF MECHANICAL PULSES AND ROCK DRILL AND DRILLING RIG COMPRISING SUCH PULSE MACHINE  
According to one aspect of the invention hydraulic pressure pulses are created in a rock drill machine utilizing a rod (7, 7a, 7b) made of a magnetostrictive material arranged in one or more...
US20060260830 Percussion device for a hand machine tool  
A hammer mechanism for a hand-guided machine tool, in particular for a rotary hammer, percussion hammer, or impact drill, has a drive piston (11), which is supported so that it is able to move...

Matches 1 - 15 out of 15