Bolted pipe joint releasable by remote control and combination t

Details Bolted pipe joint releasable by remote control and combination t Bolted pipe joint releasable by remote control and combination t

1988-07-15

1990-09-04

Arola, Dave W.

Pipe joints or couplings

With assembly means or feature

With holding means functioning only during transportation...

285 24, 285 39, 2853342, 285368, 285920, F16L 5500

Patent

active

049535803

ABSTRACT:
A bolted pipe joint releasable by remote control includes two flanges each eing disposed at a respective one of two pipe ends. A centering aid cooperates with both of the flanges. A seal is provided for the pipe ends. A fastening screw presses the two flanges together. The fastening screw has first and second threaded regions being successively engaged upon pressing the flanges together. The first threaded region has a substantially greater pitch than the second threaded region.

REFERENCES:
patent: 1497497 (1924-06-01), Gapp
patent: 1852279 (1932-04-01), Armacost et al.
patent: 2423762 (1947-07-01), Everett
patent: 3219370 (1965-11-01), Moberg
patent: 4200312 (1980-04-01), Watkins
patent: 4603889 (1986-08-01), Welsh

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