Spring devices – Packing expander or constrictor
Patent
1989-01-18
1990-06-19
Oberleitner, Robert J.
Spring devices
Packing expander or constrictor
174 35GC, 267 33, 277235R, F16F 134, B60G 1152, H01B 1106
Patent
active
049346660
ABSTRACT:
An electromagnetic shielding gasket is provided which includes a coil spring for blocking the propagation of electromagnetic waves therepast. The coil spring includes a plurality of individual coils which provide shielding of electromagnetic waves independent of compression of the coil spring within a range of deflection of the individual coils.
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Balsells Joan C.
Balsells Peter J.
Hackler Walter A.
Oberleitner Robert J.
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