Inductor devices – Relatively movable core and coil – Telescoping magnetic body and coil
Patent
1980-12-09
1982-08-31
Kozma, Thomas J.
Inductor devices
Relatively movable core and coil
Telescoping magnetic body and coil
33172E, H01F 2106
Patent
active
043474926
ABSTRACT:
A variable inductance transducer for use in engineering metrology comprises a plunger with a tip and carried in a housing in linear bearings with a core mounted on the plunger within the overall axial length of the bearings, so as to produce an axially compact structure. The bearings can be two separate ball bushings with the core disposed between them.
REFERENCES:
patent: 2313989 (1943-03-01), Caldwell et al.
patent: 2417097 (1947-03-01), Warshaw
patent: 2833046 (1958-05-01), Jeglum
patent: 3553726 (1971-01-01), Zimmerman
Burton Barrie C.
Davis John M.
Kozma Thomas J.
System E Controls Ltd.
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