发明名称 Ratcheting tool with fine toothing
摘要 A ratcheting tool comprises a drive housing provided with a housing cover and an actuating lever. A drive is arranged in the drive housing, wherein the drive comprises a rotary part with toothing rotatably supported in the drive housing. A connector serves for receiving plug-on or plug-in tools. A locking pawl is pivotally arranged in the drive housing, wherein the locking pawl comprises a toothing which engages the toothing of the rotary part for transmitting torque in one direction of rotation. A switch sets the direction of rotation and the engagement of the toothing of the locking pawl into the toothing of the rotary part. A hinge connection connects the locking pawl to the switch, wherein the switch comprises a switching pin which is rotatably supported in the drive housing.
申请公布号 US9089953(B2) 申请公布日期 2015.07.28
申请号 US201414465343 申请日期 2014.08.21
申请人 Eduard Wille GmbH & Co. KG 发明人 Heidel Dieter;Mehlau Hans-Joachim;Wilhelm Joachim;Backhaus Michael
分类号 B25B13/46 主分类号 B25B13/46
代理机构 代理人 Fridman, Esq. Lawrence G.
主权项 1. A ratcheting tool for tightening or loosening screw connections, comprising: a drive housing which is provided with a housing cover for sealing, an actuating lever at the drive housing, a drive which is arranged in the drive housing, wherein the drive comprises a rotary part with a toothing which is rotatably supported in the drive housing, a connector for receiving plug-on or plug-in tools, wherein the connector is provided on the rotary part, a locking pawl which is pivotally arranged in the drive housing, wherein said locking pawl comprises a toothing which engages the toothing of the rotary part for transmitting torque in one direction of rotation, an externally operable switch with which the direction of rotation and the engagement of the toothing of the locking pawl into the toothing of the rotary part for transmitting torque is set, a hinge connection which connects the locking pawl to the switch, wherein the switch comprises a switching pin which is rotatably supported in the drive housing and comprises a projection which engages a recess of the locking pawl for switching over, and a latching mechanism with which the switch is latchable at one position, a diametrical hole with a spring provided in the switching pin of the switch, wherein a spring-loaded detent ball is provided on one side of the diametrical hole which engages a corresponding notch of the drive housing for latching, a spring-loaded hinge pin is provided on the other side of the diametrical hole which passes through the projection of the switching pin into the recess of the locking pawl; and a side wall of said drive housing and said drive comprise a groove-shaped recess, in which fastening means for fastening of a drive housing bottom are provided.
地址 Wuppertal DE