Device for tightening a screw fastening, especially for tighteni

Details Device for tightening a screw fastening, especially for tighteni Device for tightening a screw fastening, especially for tighteni

1983-05-16

1986-05-20

Nozick, Bernard

Measuring and testing

Dynamometers

Responsive to torque

81483, 7386226, B25B 23142

Patent

active

045892890

ABSTRACT:
Device for tightening a screw fastening or the like. The device includes a tubular housing with a head piece for joining with the screw fastening, and a handle for gripping the housing and applying torque thereto. Inside the tubular housing there is a device for adjusting and signaling the torque, as well as a device for measuring the angle of rotation in tightening the screw fastening. The torque device is connected to the angle-of-rotation device in such a way that the angle-of-rotation device is triggered when a certain jointing torque is achieved.

REFERENCES:
patent: 2007880 (1935-07-01), Sharp
patent: 2074079 (1937-03-01), Bahr et al.
patent: 2300652 (1942-11-01), Cooney
patent: 2614418 (1952-10-01), Shaff
patent: 2756622 (1956-07-01), LaBelle
patent: 4290329 (1981-09-01), Green

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