Pipe connector

Details Pipe connector Pipe connector

2007-11-13

2007-11-13

Keasel, Eric (Department: 3753)

Valves and valve actuation

With correlated flow path

Valve operated by joining flow path sections

C251S149600, C285S316000, C285S323000

Reexamination Certificate

active

11372871

ABSTRACT:
A pipe connector includes a casing, a valve block mounted in the first end of the casing and movable between a close position and an open position and normally supported in the close position by a spring inside the casing, a locking block holder mounted in the second end of the casing and movable between a locking position and an unlocking position and normally supported in the locking position by a spring inside the casing, and locking blocks transversely mounted in the locking block holder and movable with the locking block holder along a tapered inside all portion of the casing to lock/unlock a pipe that is inserted into the locking block holder to move the valve block to the open position.

REFERENCES:
patent: 5181751 (1993-01-01), Kitamura
patent: 5653480 (1997-08-01), Mine et al.
patent: 5716081 (1998-02-01), Leigh-Monstevens et al.
patent: 6283443 (2001-09-01), Taneya
patent: 6893051 (2005-05-01), Park et al.

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