Extractor for plastic risers

Details Extractor for plastic risers Extractor for plastic risers

1977-04-04

1978-09-05

Jones, Jr., James L.

Tools

Wrench, screwdriver, or driver therefor

Wheel or endless track operated

B25B 1348

Patent

active

041110781

ABSTRACT:
A device for extracting plastic risers from fittings such as polyvinyl-chloride water sprinkler pipes. The device has at least two gripping edges for gripping the inner surface of the threaded fitting. At least one of the gripping edges has a plurality of serrations formed along its extremity.

REFERENCES:
patent: 1688460 (1928-10-01), Fowler
patent: 1754736 (1930-04-01), Bryant
patent: 2106741 (1938-02-01), Herbert
patent: 2244824 (1941-06-01), Caminez
patent: 3216292 (1965-11-01), Flegal

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