Pipeline pig implement and retaining apparatus

Details Pipeline pig implement and retaining apparatus Pipeline pig implement and retaining apparatus

1992-08-12

1993-11-30

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Implements

Pipe, tube, or conduit cleaner

B08B 904

Patent

active

052653030

ABSTRACT:
A pipeline pig assembly having an improved pig implement and retaining apparatus for retaining the pig implement, the improved retaining apparatus comprising a body extension member connectable to the body portion of the pipeline pig to support at least one pig implement. The pig implement is securely retained on the body extension member by a retaining collar fastened on the body extension member, and the pig implement has a pattern of recesses which are interlockable with retaining collar bosses or with bosses of a spacer member when multiple pig implements are supported.

REFERENCES:
patent: 1696677 (1928-12-01), Hayton
patent: 2552339 (1951-05-01), Moon
patent: 2575624 (1951-11-01), Hall
patent: 3643280 (1972-02-01), Powers
patent: 3691584 (1972-09-01), Landers
patent: 4275475 (1981-06-01), Schwartz et al.
patent: 4365379 (1982-12-01), Neff
patent: 4506401 (1985-03-01), Knapp
patent: 4538316 (1985-09-01), Reinhart
patent: 4573231 (1986-03-01), Stocksiefen et al.
patent: 4726089 (1988-02-01), Knapp

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