NUT WRENCH WITH LIMITATION OF TORQUE Russian patent published in 2003 - IPC

FIELD: tools, namely nut wrenches having attachment for limiting torque and designed for operation in special condition, for example in space. SUBSTANCE: nut wrench includes head in which ratchet mechanism is arranged; torque limiter having housing, fork joined with handle in which spring provided with adjustment screw is arranged (said spring acts upon slide inside fork) and connecting rod joining slide with housing and connected through pivot with fork. Nut wrench has mechanism for disconnecting torque limiter; said mechanism is in the form of limiter of rotation angle of connecting rod is mounted in housing and joined through pin with unit for moving said limiter. Nut wrench also has member for fixing final positions. EFFECT: enlarged functional possibility of nut wrench due to providing its operation in complex conditions and due to increasing quantity of possible operations, enhanced reliability. 2 cl, 2 dwg