Antibackoff threaded ring closure using ratchet means

Details Antibackoff threaded ring closure using ratchet means Antibackoff threaded ring closure using ratchet means

B - Operations, Transporting

65

D

206/12, 206/25

B65D 41/34 (2006.01) B65D 41/62 (2006.01) B65D 50/06 (2006.01)

Patent

CA 1107239

ANTIBACKOFF THREADED RING CLOSURE USING RATCHET MEANS Thomas A. Fowles David A. Winchell ABSTRACT OF THE DISCLOSURE A ratchet mechanism is provided for preventing disassembly of an outer ring used to jack a hermetically sealed overcap from the neck of a container. The ratchet mechanism comprises a set of teeth on the outer ring which act in cooperation with a set of teeth on the overcap thereby providing a means for preventing rotation of the outer ring in a direction tending to unscrew the outer ring from the overcap, but permitting rotation of the outer ring in the jacking direction.

298771

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