Instant coupling device with locking and/or disconnection means

Details Instant coupling device with locking and/or disconnection means Instant coupling device with locking and/or disconnection means

2006-01-27

2010-12-07

Hewitt, James M (Department: 3679)

Pipe joints or couplings

Essential catch

With manipulator

C285S323000, C285S362000, C285S377000, C285S401000

Reexamination Certificate

active

07845685

ABSTRACT:
A coupling device for coupling a pipe end to a circuit element, the device including a body axially subdivided into a joining section for joining to the circuit element and a connection section provided with a housing for receiving the pipe end, and elements for engaging it in leaktight manner, the engagement elements including at least one arm extending axially from the connection section and having a free, gripper end for gripping the pipe end, the arm being elastically deformable between a gripping state and a release state for releasing the pipe end; and a holding ring connected to the connection section to receive a portion of the pipe end and to pivot between a position allowing free deformation of the arm, and at least one holding position in which a surface of the ring holds the arm in one of its two states.

REFERENCES:
patent: 5029904 (1991-07-01), Hunt
patent: 5131687 (1992-07-01), Marchou
patent: 5226680 (1993-07-01), Bahner et al.
patent: 5297823 (1994-03-01), Dubost
patent: 5499848 (1996-03-01), Kujawski
patent: 5890749 (1999-04-01), Fukaya et al.
patent: 2007/0120362 (2007-05-01), Poder
patent: 2 863 683 (2005-06-01), None

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