US PATENT SUBCLASS 267 / 114
.~ Time delay
Current as of: June, 1999
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(under subclass 113) Spring device in which the enclosure is subject to decompression or fluid loss; and means for effecting said decompression or fluid loss to a predetermined extent over a predetermined interval.
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195+, for a vehicle spring combined with means for retarding its distortion or recovery; e.g., fluid dash pot.