Oil tool coupling device

Details Oil tool coupling device Oil tool coupling device

1989-09-11

1991-06-04

Novosad, Stephen J.

Wells

Means for perforating, weakening, bending or separating pipe...

With disparate below ground feature

175 2, 285178, E21B 4316, F16L 37252

Patent

active

050205919

ABSTRACT:
A locking device for a pin and socket interconnection of tubular well tool housings where a locking mechanism has a first rotatably mounted annular locking member on a second locking member on a pin end. The locking members have cooperating cam surfaces and locking segments which can be moved from a non-engaged position to our engaged position within a locking groove in a socket member. The locking members are actuated by relative rotation and also have a guide slot system for contemporaniously driving the pin end and socket member longitudinally relative to one another to a position compresssing O-rings between the pin end and socket member and a locked position of the pin end and socket member.

REFERENCES:
patent: 2741316 (1956-04-01), Long
patent: 3136366 (1964-06-01), Brown et al.
patent: 3667788 (1972-06-01), Greenwood
patent: 3718350 (1973-02-01), Klein
patent: 3915226 (1975-10-01), Savage
patent: 3973791 (1976-08-01), Porta et al.
patent: 4278276 (1981-07-01), Ekman
patent: 4603886 (1986-08-01), Pallini, Jr. et al.
patent: 4771832 (1988-09-01), Bridges

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