Patents for B25D 11 - Portable percussive tools with electromotor drive (2,197)
01/2003
01/16/2003US20030010511 Manual machine tool
12/2002
12/18/2002CN2526134Y Flexible shaft jointed split-type multifunctional electric tool
12/04/2002EP1261459A2 Pneumatic piston percussive mechanism with a hollow percussion piston
11/2002
11/26/2002US6484814 Electric hand tool implement with no-load stroke disconnection
11/21/2002WO2002092291A1 Hand machine tool
11/21/2002DE10122820A1 Hand tool, especially hammer drill and/or hammer chisel, has tool guide element that is axially movable with respect to machine housing
11/19/2002USRE37905 Power tool and mechanism
11/19/2002US6481509 Impact generator
11/07/2002WO2002087830A1 Hammer drill and/or chisel hammer
11/07/2002DE10121088A1 Bohr- und/oder Meißelhammer Drilling and / or chisel hammer
10/2002
10/24/2002DE10111717C1 Luftfederschlagwerk mit bewegungsfrequenzgesteuertem Leerlaufzustand Pneumatic percussive tool with bewegungsfrequenzgesteuertem idle state
10/22/2002US6467555 Percussion mechanism for an electrical hand-held tool with a blank blow cut-off
10/17/2002WO2002081154A1 Manual machine tool
10/17/2002DE10117123A1 Handwerkzeugmaschine Hand tool
10/16/2002EP1117508B1 Pneumatic percussion power tool with pneumatic returning spring
10/16/2002CN1374172A 锤子 Hammer
10/09/2002EP1005403B1 Power tool
10/09/2002CN1373022A Trifunctional crankshaft-type electric hammer controlled by single knob
10/02/2002DE10103996C1 Luftfederschlagwerk für einen Schlag- und/oder Bohrhammer mit kurz bauendem Antriebskolben Pneumatic percussive tool for impact and / or hammer drill with short-length drive piston
09/2002
09/26/2002WO2001000368A3 Pneumatic piston percussive mechanism with a hollow percussion piston
09/24/2002US6454021 Impact machine
09/19/2002WO2002072315A1 Pneumatic percussive tool with a movement frequency controlled idling position
09/12/2002US20020125023 Hammer
09/11/2002EP1238759A1 Hammer
09/06/2002WO2002060652A8 Pneumatic percussive tool with a short working drive piston
09/04/2002CN1367067A Electric hand equipment capable of resisting no-load impact
08/2002
08/15/2002US20020108766 Percussion mechanism for an electrical hand-held tool with a blank blow cut-off
08/14/2002DE10201895A1 Schlagwerkzeug Impact tool
08/13/2002US6431290 Electric hand tool device with idle strike cutoff
08/08/2002WO2002060652A1 Pneumatic percussive tool with a short working drive piston
07/2002
07/31/2002EP1226903A2 Electric hand tool with idle running switch off
07/31/2002CN1361726A Drilling hammer or impact hammer
07/25/2002DE10103141A1 Electrical hand tool appliance e.g. hammer drill, has pneumatic striking tool and valve openings sealed off to vent pneumatic spring through riveting header
07/17/2002CN1358612A Hand holding impactor with rotary guide pipe
07/10/2002CN1357435A Electric hand tool with safety clutch
07/09/2002CA2125556C Power tool
06/2002
06/27/2002US20020079111 Electric hammer
06/26/2002CN2496606Y Vibrating and punching perforation apparatus
06/19/2002EP1215016A1 Power hammer-drill with rotating piston guide tube
06/13/2002US20020070036 Percussion rotary hand-held power tool with a rotatable guide tube
06/13/2002DE10061810A1 Schlagendes Handwerkzeuggerät mit drehendem Führungsrohr Beating hand tool with rotating guide tube
06/13/2002DE10059388A1 Handwerkzeugmaschine Hand tool
06/06/2002WO2002043928A2 Manual machine tool
05/2002
05/30/2002US20020062967 Electrical hand-held power tool with a safety clutch
05/23/2002DE10057139A1 Elektrohandwerkzeug mit Sicherheitskupplung Electric hand tool with safety clutch
05/22/2002EP1207018A1 Electric hand tool with safety coupling
05/16/2002US20020056558 Percussion electrical hand-held tool
05/10/2002WO2002014028A3 Improved cam operated devices
05/08/2002EP1202840A1 Drilling hammer or impact hammer
05/02/2002US20020050367 Crank gear for an electro-pneumatic percussion mechanism of an electrical hand-held power tool
05/02/2002US20020050365 Electric hand-held tool with percussion mechanism
05/02/2002US20020050191 Electric hand tool device with idle strike cutoff
04/2002
04/25/2002US20020046847 Operation mode switching mechanism for a hammer drill
04/10/2002EP1089855B1 Pneumatic impact mechanism with a drive piston having a reduced wall thickness
03/2002
03/06/2002CN2480780Y Semiconductor refrigerator
02/2002
02/27/2002EP1182012A2 Electrically powered portable tool with electro-pneumatic percussion mechanism
02/21/2002WO2002014028A2 Improved cam operated devices
02/21/2002DE10034795A1 Elektrohandwerkzeuggerät mit elektropneumatischen Schlagwerk Electric hand tool with electro-pneumatic hammer mechanism
02/07/2002US20020014344 Hand-held tool with electromagnetic hammer mechanism
02/07/2002DE10037418A1 Elektrohandwerkzeuggerät mit elektropneumatischem Schlagwerk Electric hand tool with electro-percussion
02/06/2002CN1078829C Operating mode switching apparatus for hammer drill
01/2002
01/30/2002CN1333111A Electric and appliance with electric/pneumatic impact machine
01/30/2002CN1333110A Electric hand appliance with electric/pneumatic impact machine
01/30/2002CN1333100A Impact type electric driven hand-held tool
01/24/2002US20020007956 Electrical hand operated tool driving device with an electropneumatic striking mechanism
01/24/2002DE10034359A1 Schlagendes Elektrohandwerkzeuggerät Beating electric hand tool
01/23/2002EP1174213A1 Electro-pneumatic power tool
01/23/2002CN1332067A Combined electric hand tool
01/23/2002CN1332064A Hand electric tool with percussion device
01/23/2002CN1332062A Electric hand-held tool device with no-load percussion cutting-off function
01/17/2002DE10033362A1 Elektrohandwerkzeug mit Leerschlagabschaltung Electric hand tool with Leerschlag shutdown
01/17/2002DE10033100A1 Kombiniertes Elektrohandwerkzeuggerät Combined electric hand tool
01/16/2002EP1172180A2 Percussion electrohandtool apparatus
01/10/2002US20020003045 Electric hand tool implement with no-load stroke disconnection
01/10/2002US20020003044 Combination electrical hand-held tool
01/10/2002DE10030962A1 Elektrohandwerkzeug mit Schlagwerk Electric hand tool with percussion
01/09/2002EP1170096A1 Combined power tool
01/09/2002EP1170095A2 Electric handtool with switching-off during idling
01/03/2002US20020000325 Hand-held hammer drill
01/02/2002EP1166970A2 Electrical hand tool with a percussive device
12/2001
12/05/2001EP1160057A1 Hammer drilling machine
12/05/2001CN1324712A Hand-operation tool with electro magnetic impact machine
11/2001
11/29/2001DE10025371A1 Handwerkzeuggerät mit elektromagnetischem Schlagwerk Hand tool with electromagnetic percussion
11/28/2001EP1157789A1 Percussive tool with electromagnetic percussion system
11/28/2001CN2462063Y Hand-held electrical, pneumatic rock drill
11/28/2001CN1075411C Drilling and quarrying machine
11/27/2001US6321854 Power tool
11/21/2001CN1074972C Power tool and mechanism
11/15/2001DE10021355A1 Schlagendes Elektrohandwerkzeug Beating electric hand tool
11/14/2001CN1321567A Impact electrically driven hand-operated machine tool
11/08/2001WO2001083170A1 Method and arrangement for adjusting the percussion energy in a percussion drilling apparatus
11/08/2001US20010037889 Percussion electrical hand-held tool
11/07/2001EP1151827A1 Hand tool with electrical percussion system
10/2001
10/25/2001DE10019071A1 Elekrohandwerkzeuggerät mit Leerschlagabschaltung Elekrohandwerkzeuggerät with Leerschlag shutdown
10/24/2001EP1147861A2 Electric hand tool with idle running switch off
10/24/2001CN1318446A Electric hand toolroom machine with circuit breaker
10/04/2001DE10014314A1 Verfahren und Einrichtung für handgeführte Werkzeugmaschinen zur optimierten Bearbeitung verschiedener Untergründe durch Energieanpassung Method and device for hand-held machine tools for optimized processing of various substrates by energy adjustment
10/03/2001CN1315238A Method and device for optimum processing of various base hand tool machine
09/2001
09/27/2001US20010024601 Method and device for hand-operated machine tools for optimized cutting of different substrates by energy adaptation
09/26/2001EP1136191A2 Method and device for optimised working with hand held machine tools on different surfaces by means of energy output control
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