Cam lock with vertical plunger

Details Cam lock with vertical plunger Cam lock with vertical plunger

1977-04-05

1978-09-12

Parsons, Jr., Marion

Brushing, scrubbing, and general cleaning

285 84, 403316, 151 8, 248507, F16L 2302

Patent

active

041132270

ABSTRACT:
A coupling device for coupling together heavy cargo pipes or the like which includes releasable plunger locking means to prevent rotation of a cam element in a locked condition and permit rotation in an unlocked condition. A liquid exit is also provided to prevent liquid accumulation and freezing together of relatively movable locking parts.

REFERENCES:
patent: 761388 (1904-05-01), Morris
patent: 898017 (1908-09-01), Steen
patent: 2996318 (1961-08-01), Gravert
patent: 3581609 (1971-06-01), Greenwood

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