Quick action self-locking pipe fittings

Details Quick action self-locking pipe fittings Quick action self-locking pipe fittings

1986-11-24

1987-12-15

Arola, Dave W.

Pipe joints or couplings

With indicator, alarm or inspection means

285315, 285340, 285423, 285921, 2853344, 285150, F16L 3500

Patent

active

047128100

ABSTRACT:
Described is an improved pipe fitting of the self-locking quick action type wherein the leakproof seal is provided by a forced insertion of the extremity of a pipe inside a conical seat without utilizing any gasket of resilient material and wherein the release of the pipe anchoring means may take place only rotating an external crown of a plug in a stable position visibly recognizable by alignment or off-setting of two external indexes.

REFERENCES:
patent: 4123090 (1978-10-01), Kotsakis
patent: 4593943 (1986-06-01), Hama et al.
patent: 4630848 (1986-12-01), Twist

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