1974-02-21
1976-03-16
Goldberg, E. A.
29 2542, H01G 418
Patent
active
039448959
ABSTRACT:
A wound electrical capacitor having a thermoplastic film dielectric spacer with specified thermal shrinkage characteristics and provided with a shrinkable sleeve which contracts during thermal stabilization of the capacitor to expel air and moisture from the capacitor winding to reduce capacitance loss on accelerated life testing.
REFERENCES:
patent: 3093448 (1963-06-01), Kirkpatrick
patent: 3391313 (1968-07-01), Hevey
patent: 3484664 (1969-12-01), Liddicoat
Dummer et al., Fixed & Variable Capacitors, McGraw Hill, N.Y. 1960, pp. 142-143.
Goldberg E. A.
Imperial Chemical Industries Limited
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