Solenoid valve with manual buttons

Details Solenoid valve with manual buttons Solenoid valve with manual buttons

2008-01-08

2008-01-08

Rivell, John (Department: 3753)

Fluid handling

Systems

Multi-way valve unit

C137S383000, C137S271000, C137S884000

Reexamination Certificate

active

07316244

ABSTRACT:
A solenoid valve includes a main valve unit including a spool for switching a channel, and a solenoid operating unit for driving the spool, the main valve unit includes manual buttons capable of manually switching the spool, and a safety member movably disposed, and this safety member can be moved between a locking position for locking the manual buttons in an inoperative state by locking the safety member in the manual buttons and an unlocking position for unlocking the lock by disengaging the safety member from the manual buttons.

REFERENCES:
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patent: 31 34 756 (1983-03-01), None
patent: 103 25 788 (2004-01-01), None
patent: 600 07 709 (2004-10-01), None
patent: 10-47509 (1998-02-01), None
patent: 10047509 (1998-02-01), None
patent: WO 03/104696 (2003-12-01), None

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