Pulsed magnetic valve assembly
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United States of America Patent
Stats
-
Aug 13, 1985
Grant Date -
N/A
app pub date -
Aug 18, 1983
filing date -
Aug 20, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A magnetically operated valve having a permanent magnet with constant remanence wherein the permanent magnet is formed with an annular configuration and is located in one end of a tubular core guide member which operates to guide a movable core member forming the valve body. The permanent magnet is produced from a rare earth/cobalt alloy and secures the valve in at least one of a plurality of switched positions and a ferromagnetic circuit is formed with sheet metal sheets extending to form the outer portion of the ferromagnetic circuit with the movable core member forming the inner part thereof. The permanent magnet is inserted in cutout portions of the sheet metal sheets which form the outer part of the ferromagnetic circuit.
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Cited Art Landscape
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