Mismating-free connector assembly

Details Mismating-free connector assembly Mismating-free connector assembly

1998-05-05

1999-10-26

Lee, Kevin

Fluid handling

Systems

Flow path with serial valves and/or closures

285914, 285330, F16L 3728

Patent

active

059710195

ABSTRACT:
The assembly comprises the tank-side connector 1 and the hose-side socket 2 detachably connected with the tank-side connector 1. The tank-side connector 1 is constructed of: a plug 4 in which a liquid-communication valve 5 for providing liquid communication is incorporated; and, a plug guide 3 for receiving the plug 4 therein. The plug guide 3 is provided with an opening portion in its upper surface. A ring 7 is embedded in the opening portion of the plug guide 3, and provided with at least one key projection 8 in a predetermined position. The key projection 8 is so arranged as to correspond to the type of liquid stored in a tank. The socket 2 is provided with an outer sleeve 21 an outer peripheral surface of which is provided with at least one key groove 25 in a position corresponding to that of the key projection 8. The key groove 25 slidably receives the key projection 8 therein in an insertion manner. Preferably, the ring 7 is colored a predetermined color indicating the type of liquid stored in the tank.

REFERENCES:
patent: 3170667 (1965-02-01), Szohatzky
patent: 4280723 (1981-07-01), Moldestad
patent: 4344455 (1982-08-01), Norton et al.
patent: 4665960 (1987-05-01), Brzezicki et al.
patent: 4709726 (1987-12-01), Fitzgibbons

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