Solenoid valve

Details Solenoid valve Solenoid valve

1989-10-04

1990-08-14

Rosenthal, Arnold

Valves and valve actuation

Electrically actuated valve

Including solenoid

25112909, 2511291, F16K 3106

Patent

active

049480936

ABSTRACT:
A solenoid valve including a solenoid and a second solenoid to which a smaller electric current is applied han is applied to the first solenoid. The first solenoid is provided at a core, and the second solenoid is provided at a support member connected to the core. A cup-shaped plunger is connected to a valve body opening and closing a passage, and is moved in accordance with an energization of the solenoid, to open and close the valve body. A contact member is connected to the plunger and inclined relative to the bottom wall of the plunger, to come into tight contact with the support member. A first magnetic path is formed in the core and a cylindrical side wall of the plunger, and a second magnetic path is formed in the support member and the contact member.

REFERENCES:
patent: 4792114 (1988-12-01), Fornuto et al.
patent: 4883252 (1989-11-01), Mesenich

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