Easy access pulley box

Details Easy access pulley box Easy access pulley box

1983-02-01

1985-04-02

Arola, Dave W.

Pipe joints or couplings

Having plural independent paths

Allowing relative motion of pipes

285127, 285DIG2, 285DIG22, 220306, F16L 4500

Patent

active

045083711

ABSTRACT:
A cover plate for an easy access pulley box conduit coupler has pairs of split ear elements extending normal thereto, which each define a slot structure. A pulley shaft extends through opposed walls of the pulley box. In assembly of the box and the cover plate, each slot structure snap fits onto an extended end of said pulley shaft.

REFERENCES:
patent: 534021 (1895-02-01), Swan
patent: 1627076 (1927-05-01), Caracristi
patent: 1669447 (1928-05-01), Boyton et al.
patent: 1681097 (1928-08-01), Church
patent: 2665353 (1954-01-01), Popp
patent: 2955851 (1960-10-01), Scott
patent: 3042378 (1962-07-01), Preston
patent: 3240384 (1966-03-01), Lermer
patent: 3733577 (1973-05-01), Hammond
patent: 3884385 (1975-05-01), Schaefer
patent: 4073514 (1978-02-01), Pate

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