| Patents for B25B 21 - Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose (7,850) |
|---|
| 11/07/2006 | US7131503 Impact driver having a percussion application mechanism which operation mode can be selectively switched between percussion and non-percussion modes |
| 11/02/2006 | WO2006115449A1 Communication means connecting a portable power tool with a control unit. |
| 11/02/2006 | EP1716978A2 Electric power tool with switching member for selecting one operation mode among various operation modes |
| 11/02/2006 | DE202006011083U1 Pneumatic assembly tool has valve-controlled air outlet in close proximity to handle |
| 11/02/2006 | DE102005019258A1 Analyzing yield strength tightening of bolt connection using intermittently working screwing tools e.g. nut runner, by measuring tightening torque and angle of rotation, then determining gradient and thresholds using measurement |
| 11/02/2006 | DE10148319B4 Handgeführter, motorisch angetriebener Schrauber oder ähnliches Gerät Hand-held motor-powered screwdriver or similar device |
| 11/01/2006 | CN1856387A Cordless drill/driver, comprising permanently installed battery and inner surface of housing serving as sun wheel |
| 11/01/2006 | CN1853863A 螺丝批 Screwdriver |
| 11/01/2006 | CN1853852A Power tool for and method of moving elements relative to an object |
| 11/01/2006 | CN1853834A Fast change bit holder device |
| 10/26/2006 | WO2006113083A2 Manually operated impact wrench |
| 10/26/2006 | US20060237204 Manually operated impact wrench |
| 10/26/2006 | US20060236817 Power tool for and method of moving elements relative to an object |
| 10/26/2006 | US20060236815 Installation tool for setting self-drilling shear fasteners |
| 10/26/2006 | DE102006019743A1 Angetriebenes Werkzeug und Verfahren zum Verschieben von Elementen relativ zu einem Objekt The power tool and technique for moving elements relative to an object |
| 10/25/2006 | EP1714745A2 Mode selector mechanism for an impact driver |
| 10/25/2006 | CN1852789A Electric driver |
| 10/25/2006 | CN1281380C Adjustable counteraction arm for power type turning tool and power type turning tool thereof |
| 10/24/2006 | US7124839 Impact driver having an external mechanism which operation mode can be selectively switched between impact and drill modes |
| 10/21/2006 | CA2542399A1 Mode selector mechanism for an impact driver |
| 10/19/2006 | WO2006109332A1 Impact mechanism for an impact wrench |
| 10/19/2006 | WO2006108220A1 Automated chuck exchange using rotating turret |
| 10/19/2006 | CA2604894A1 Automated chuck exchange using rotating turret |
| 10/19/2006 | CA2603527A1 Impact mechanism for an impact wrench |
| 10/18/2006 | EP1712332A2 Impact tool |
| 10/18/2006 | CN2828403Y Two-section air intake valve device of pneumatic tool |
| 10/18/2006 | CN1847671A Pneumatic tool |
| 10/18/2006 | CN1846946A 冲击工具 Impact Tool |
| 10/18/2006 | CN1846944A Powered hammer structure |
| 10/17/2006 | US7121361 Electric power tool with improved speed change gearing |
| 10/17/2006 | US7121358 Power tools |
| 10/12/2006 | US20060225902 Method of operating a combustion -powered tool |
| 10/12/2006 | DE102005016445A1 Garden spade drive system comprises detachable handle in which electric motor is mounted which is operated by switch in handle, producing hammer action in drive unit which is transmitted to blade |
| 10/11/2006 | EP1710049A2 Fast change bit holder device |
| 10/11/2006 | EP1708670A2 Bit holding apparatus for use with power tools |
| 10/11/2006 | CN1278820C Torque wrench |
| 10/10/2006 | US7118091 Tool for controlling water supply |
| 10/10/2006 | US7117765 Color coded tool kit and methods |
| 10/10/2006 | US7117764 Screwed device tightening/untightening tool |
| 10/10/2006 | US7117763 Tool for installing threaded knives with lock nuts |
| 10/05/2006 | WO2006011972A3 Anvil system for pneumatic ratchet wrench |
| 10/05/2006 | US20060219059 Battery-driven screwdriver with a two-part motor housing and a separate, flanged gear unit |
| 10/05/2006 | DE20221653U1 Drive train for power tool e.g. rotary drill, power screwdriver, has actuator portion, included in speed selector mechanism, which moves reduction gear set between active and inactive modes |
| 10/05/2006 | DE20221652U1 Drive train for power tool e.g. rotary drill, power screwdriver, has actuator portion, included in speed selector mechanism, which moves reduction gear set between active and inactive modes |
| 10/05/2006 | DE20221651U1 Drive train for power tool e.g. rotary drill, power screwdriver, has actuator portion, included in speed selector mechanism, which moves reduction gear set between active and inactive modes |
| 10/05/2006 | DE202006010155U1 Connecting structure for electrical tool has toothed ring with annular body coaxial to threaded attachment hole with threaded first end extending into first main body opening, threaded second end extending out from main body |
| 10/05/2006 | DE202006006781U1 Mechanism for controlling torque wrench power circuit opening/closing has control switch pivotably connected to housing; when housing enclosed/held by user's hand, hand also encloses/holds switch, can operate it to open/close power circuit |
| 10/05/2006 | DE102005014901A1 Pneumatic screwdriver for workpiece, has measuring case to determine screwing position with respect to workpiece upper edge |
| 10/05/2006 | DE102005014495A1 Torque adjustment device for engine, has spring provided behind drive component and disk structure within drum to bias both forward as such that movable element within disk structure moves away from transmission hub |
| 10/04/2006 | EP1707848A2 Multispeed power tool transmission |
| 10/04/2006 | EP1707847A2 Multispeed power tool transmission |
| 10/04/2006 | CN2822887Y Automatic riveter for reveting screw nut |
| 10/04/2006 | CA2541652A1 Cordless power tool with overcurrent protection circuit |
| 09/28/2006 | WO2006101085A1 Air plug and compressed air tool |
| 09/28/2006 | WO2006101014A1 Working tool |
| 09/28/2006 | US20060213333 Battery-driven screwdriver |
| 09/28/2006 | DE202006011275U1 Outflow structure for a straight pneumatic spanner has a main body with a casing and a tubular control element linked to the casing |
| 09/28/2006 | DE202006007811U1 Adapter for screw feeder, has non-detachable height adjustment units coupled rotatably with retaining area of housing and brought in contact with retaining opening of housing and grooves to fix coupling unit at housing |
| 09/28/2006 | DE102005014066A1 Device for storing a ratchet wheel or catch wheel in a housing of a dynamometric screwdriver comprises a thin-walled bearing ring for receiving the bearing surface of the wheel |
| 09/28/2006 | DE102005012413A1 Production of screw connections comprises measuring the actual position and the theoretical position of the screwdriver using a laser beam between the screwdriver and a reference point lying next to the screwdriver on the workpiece surface |
| 09/27/2006 | EP1364138B1 Multispeed power tool transmission |
| 09/27/2006 | CN2820451Y Motor screw driver clamping head |
| 09/27/2006 | CN1836847A Combination drill |
| 09/26/2006 | US7112934 Electrical power tool having a motor control circuit for providing control over the torque output of the power tool |
| 09/26/2006 | US7111530 Screwdriver fast connector |
| 09/21/2006 | WO2006098286A1 Compressed air tool |
| 09/21/2006 | WO2006067447A3 Improved tooling system |
| 09/21/2006 | US20060207775 Power tool torque overload clutch |
| 09/21/2006 | DE202006009348U1 Tool for accurate insertion of hollow screw fasteners with a sprung drive with bearings and with depth sensor |
| 09/20/2006 | CN2818082Y Dismounting device of saddle nut |
| 09/20/2006 | CN2818081Y Nut dismounting device of petroleum machinery apparatus |
| 09/20/2006 | CN1834479A A washer, a fastener provided with the washer, and method of and a tool for fastening with the use of the washer |
| 09/20/2006 | CN1275739C Hydraulic operating torque wrench |
| 09/19/2006 | US7109675 Power tools |
| 09/19/2006 | US7108079 Electric power tool |
| 09/14/2006 | US20060201292 Device |
| 09/13/2006 | EP1266126B1 Double-throw air motor with reverse feature |
| 09/13/2006 | CN2815620Y Electric screw driver structure for contactless electromagnetic induction start |
| 09/12/2006 | US7104433 Safety apparatus of air impact driver |
| 09/07/2006 | DE202004021090U1 Pressure driven power wrench has a cylinder sleeve mounted inside an arm of a housing and with the pressurised fluid feed via the space between the housing and the cylinder |
| 09/06/2006 | EP1461186B1 Magnetic impact device and method for magnetically generating impact motion |
| 09/06/2006 | CN2813219Y Automatic feeding nail distributing mechanism |
| 09/06/2006 | CN2813218Y Automatic feeding nail electric screwdriver |
| 09/06/2006 | CN1829588A Impact wrench having an improved anvil to square driver transition |
| 09/06/2006 | CN1273269C Ratchet wrench |
| 09/05/2006 | US7101300 Multispeed power tool transmission |
| 08/31/2006 | WO2006089925A1 Equipment comprising at least one rotary member and means for measuring vibrational frequencies of said member to determine its wear condition, corresponding control unit and method |
| 08/30/2006 | EP1020251B1 Automatic screw fastener |
| 08/30/2006 | CN1824464A Impact fastening tool |
| 08/30/2006 | CN1272144C Electric spanner |
| 08/29/2006 | US7097398 Multi-functional bit & connect-disconnect coupling used therewith |
| 08/24/2006 | WO2006007240B1 Retrofit kit for a modular control apparatus for a power impact tool |
| 08/24/2006 | US20060185864 Method of generating stress pulse in tool by means of pressure fluid operated impact device, and impact device |
| 08/24/2006 | US20060185481 Electric driver |
| 08/24/2006 | DE4441793B4 Umschalteinrichtung für eine Handwerkzeugmaschine Switching device for a portable power tool |
| 08/23/2006 | EP1693154A1 Tool adapter |
| 08/23/2006 | CN2808448Y Flexible buffer for pneumatic electric spanner dynamic calibrating apparatus |
| 08/23/2006 | CN2808447Y Electric pneumatic wrench working mechanism employing driver to form bi-directional impact |
| 08/23/2006 | CN2808440Y Convenient socket screwdriver |
| 08/23/2006 | CN1822922A Ratchet wrench and meethod of assembling the same |