Double locking device

Details Double locking device Double locking device

1978-08-03

1980-11-11

Kundrat, Andrew V.

Joints and connections

Including ancillary means blocking disconnection of joint

Blocker for assembled joint retainer

403343, F16B 3900

Patent

active

042329787

ABSTRACT:
In a coupling of members subject to rotational uncoupling forces a lock key that unites the members and holds them from relative rotational movement with a fastener for the lock key to not only secure the lock key to one or the other members but insure proper locking with the lock key of the members.

REFERENCES:
patent: 2821419 (1958-11-01), Walton
patent: 3736010 (1973-05-01), Larkin
patent: 3989394 (1976-11-01), Ellis
patent: 4042306 (1977-08-01), Murray
patent: 4092080 (1978-05-01), Bradley, Jr.

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