Arrangement in screw thread cutting apparatus

Details Arrangement in screw thread cutting apparatus Arrangement in screw thread cutting apparatus

1990-12-18

1993-03-23

Braun, Leslie A.

192 clutches and power-stop control

Clutches

Torque responsive

192138, 192143, F16D 4320

Patent

active

051956241

ABSTRACT:
A screw thread cutting apparatus (tapping attachment) which is provided with a clutching apparatus within the attachment, having the capability of de-clutching the drive from the driver in the event of excessive torque. The clutching apparatus involves a clutching member or members carried by the driver and a clutching member or members carried by the driven part, and a displaceable clutching member which can produce a clutching or de-clutching action between the other members. The clutching apparatus can be built into an adapter for holding a tap provided with quick change capability. The clutching apparatus can also be built directly into the driver.

REFERENCES:
patent: 2940571 (1960-06-01), Bernhard
patent: 3032156 (1962-05-01), Eriksson
patent: 3884334 (1975-05-01), Eriksson
patent: 4655103 (1987-04-01), Schreiber et al.

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