Solenoid valve
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 14, 1990
Grant Date -
N/A
app pub date -
Oct 4, 1989
filing date -
Oct 10, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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