| Patents for B25B 21 - Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose (7,850) |
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| 01/21/2009 | CN201183237Y Screwdriver structure |
| 01/21/2009 | CN201183236Y Energy storage pneumatic wrench |
| 01/21/2009 | CN201183235Y Storage type electric screwdriver |
| 01/21/2009 | CN100453851C Rotation output unit |
| 01/20/2009 | CA2450396C Rotary tool |
| 01/15/2009 | WO2009006845A1 Power tool |
| 01/15/2009 | US20090014194 Electric power tool |
| 01/15/2009 | US20090014193 Impact Mechanism for an Impact Wrench |
| 01/15/2009 | US20090014192 Control method and control unit for impact type screw fastening device |
| 01/14/2009 | CN201179649Y Electric tools |
| 01/14/2009 | CN201179638Y Gun shaped screwdriver |
| 01/14/2009 | CN101346215A Electric driver and electric driver device |
| 01/14/2009 | CN101342693A Power tool |
| 01/14/2009 | CN101342689A A fluid operated torque tool for and a method of tightening a nut on a plate on railroad crossings |
| 01/14/2009 | CN100450725C Rotary impact tool |
| 01/14/2009 | CN100450722C Screwdriver |
| 01/14/2009 | CN100450721C Impact fastening tool |
| 01/08/2009 | WO2009003774A1 Noise elimination brake for automatic spindle locking mechanism |
| 01/08/2009 | US20090012528 Apparatus for Treating Spinal Stenosis |
| 01/08/2009 | US20090008117 Pulse Tool and Associated Front Plate |
| 01/08/2009 | US20090008115 Hand-held power tool with a slip clutch |
| 01/07/2009 | EP1928626A4 Power tool |
| 01/07/2009 | CN201175887Y Novel pneumatic screwdriver structure |
| 01/07/2009 | CN201175886Y Hydraulic ratchet wrench special for petroleum well control |
| 01/07/2009 | CN100449161C Stepped shaft |
| 01/02/2009 | DE102007024627B3 Verfahren zur Detektion und Kontrolle des Fugens oder Lösens eines Befestigungsmittels, sowie Vorrichtung zur Durchführung des Verfahrens A method for the detection and control of the Fugens or loosening a fastener, as well as apparatus for carrying out the method |
| 01/01/2009 | US20090000397 Method for the Angle-Controlled Turning of a Part |
| 12/31/2008 | WO2009002695A2 Carrier strip system and method for different diameter fasteners |
| 12/31/2008 | WO2009001678A1 Torque control device, and its control method |
| 12/31/2008 | EP2008773A1 Noise elimination brake for automatic spindle locking mechanism |
| 12/31/2008 | CN201172198Y Sleeve |
| 12/31/2008 | CN100446937C Hand held electric tool machine |
| 12/31/2008 | CN100446936C Hand held electric tool machine |
| 12/31/2008 | CN100446933C Structure of electric screwdriver arrested by non-contact electromagnetic induction |
| 12/30/2008 | US7469909 Chuck for receiving tools operated by rotating around the axis thereof |
| 12/25/2008 | US20080319450 Bone screw driver |
| 12/24/2008 | WO2008128525A3 Power screwdriver |
| 12/24/2008 | EP2004362A1 A power tool guard |
| 12/24/2008 | CN201168949Y Electric wrench for vehicle |
| 12/24/2008 | CN201168948Y Electric wrench |
| 12/24/2008 | CN201168947Y Portable electric wrench |
| 12/24/2008 | CN101328966A Method for manufacturing hydraulic wrench square head shaft |
| 12/23/2008 | CA2286404C Two-position screwdriver |
| 12/18/2008 | DE102005016445B4 Handwerkzeug-Impulsgenerator-System und Impulsgenerator-Zwischenstück Hand Tool pulse generator system and pulse generator adapter |
| 12/17/2008 | EP2001639A2 Power screwdriver |
| 12/17/2008 | CN201164984Y 多功能动力工具 Multifunction power tool |
| 12/11/2008 | WO2008149663A1 Screw driver |
| 12/11/2008 | WO2008148375A1 Control device for a hand-held power tool |
| 12/11/2008 | DE10314957B4 Bohrhammer mit einer Überrastkupplung Hammer drill with a clutch disengages |
| 12/11/2008 | DE102007000313A1 Elektrisches Handwerkzeuggerät mit Spindellockvorrichtung Electric hand tool with Spindellockvorrichtung |
| 12/10/2008 | EP1998934A2 Power tool with improved start actuator |
| 12/10/2008 | CN201162817Y Charging type electric drill and gearbox of screw driver |
| 12/10/2008 | CN201161375Y Hand-hold tool for drilling and tweaking |
| 12/10/2008 | CN101318319A Electric tool |
| 12/04/2008 | WO2008144952A1 Container for protecting an object against theft, and tool and method for opening the container |
| 12/04/2008 | WO2008125194A3 Cordless power tool with intelligent operation and control |
| 12/04/2008 | WO2007149854A3 Vehicle tie rod adjustment device |
| 12/04/2008 | US20080297080 Hand-Guided or Stationary Power Tool Having a Drive Unit |
| 12/04/2008 | CA2590908A1 A power tool with super capacitors |
| 12/03/2008 | EP1997955A2 A fluid operated torque tool for and a method of tightening a nut on a plate on railroad crossings |
| 12/03/2008 | CN201158020Y Rotating tool and tool assembly |
| 12/03/2008 | CN101316685A Rotating output device |
| 12/03/2008 | CN101314185A Joint of bottle opener head |
| 12/03/2008 | CN100439018C Automated chuck exchange using rotating turret |
| 12/02/2008 | US7458295 Interchangeably manual or automatic ratchet wrench tool |
| 11/27/2008 | WO2008142971A1 Electric tool comprising a striking force changing unit and a striking force display unit |
| 11/27/2008 | US20080289843 Electric hand screwdriver with adjustable head |
| 11/27/2008 | US20080289839 Method of controlling a screwdriving power tool |
| 11/27/2008 | DE102007023807A1 Screwing device for use in mechanical adjusting device, has effective connection produced during actuation between outer side and drive or inner side and drive, where drive force of drive is transferred to outer side or inner side |
| 11/27/2008 | DE102007019408B3 Kraftschrauber Power wrench |
| 11/27/2008 | DE102007000281A1 Verfahren zur Steuerung eines Schraubgerätes Method for controlling a screw driving tool |
| 11/26/2008 | CN201154468Y Open-end hydraulic wrench |
| 11/26/2008 | CN201154467Y Electric illumination screwdriver |
| 11/26/2008 | CN100436869C Multispeed power tool transmission |
| 11/26/2008 | CN100436076C Power tool |
| 11/26/2008 | CN100436070C Impact driver and fastener removal device |
| 11/26/2008 | CN100436012C Electric tool with handle and pivot tool mainbody |
| 11/25/2008 | US7455574 Locking system for a spindle of a power tool |
| 11/25/2008 | US7455121 Power tool |
| 11/25/2008 | US7454997 Axial pawl ratchet mechanism |
| 11/20/2008 | WO2008138037A1 A housing for a gearbox of a device and method |
| 11/20/2008 | US20080287247 Planetary Gear Set Centering Ring |
| 11/20/2008 | DE102007021908A1 Montageset Mounting kit |
| 11/19/2008 | EP1511599B1 Method for controlling a hydraulic piston/cylinder unit |
| 11/19/2008 | CN201151099Y Electric disassembly and assembly tool for fan plate cylinder cover |
| 11/19/2008 | CN101309778A Screw striking machine |
| 11/19/2008 | CN100435452C Motor-driven tool |
| 11/18/2008 | US7452304 Multispeed power tool transmission |
| 11/18/2008 | CA2439237C Universal setting tool for adhesively bonded rebar and threaded rod anchors |
| 11/13/2008 | WO2008137653A2 Hand tool with torque drive shaft |
| 11/13/2008 | US20080277129 Impact Motorized Wrench |
| 11/13/2008 | US20080276762 Torque transmission mechanism |
| 11/13/2008 | DE102007019409B3 Kraftschrauber Power wrench |
| 11/13/2008 | CA2686486A1 Hand tool with torque drive shaft |
| 11/12/2008 | CN201149077Y Duplex bearing gear structure |
| 11/12/2008 | CN101301740A High locked bolts pneumatic tool |
| 11/06/2008 | DE20221875U1 Schlagwerkzeug mit verbesserter Betriebsfähigkeit Impact tool with improved operability |
| 11/05/2008 | CN201143656Y Mechanism for stabilizing driving medium output torsion |
| 11/05/2008 | CN101298134A Connecting rod bolt screwing device |
| 11/05/2008 | CN100430186C Fastener feeding system |