Shock isolator construction

Details Shock isolator construction Shock isolator construction

1974-08-05

1976-08-24

Halvosa, George E. A.

Spring devices

Resilient shock or vibration absorber

Bumper

188268, 188322, 213 43, 293 85, 293 89, F16F 930

Patent

active

039762874

ABSTRACT:
A shock isolator wherein a piston is movably mounted within a compressible solid chamber formed within a housing, the piston including first passages and second passages, the compressible solid material to be extracted through said first passages during an extension of the piston, the compressible solid material to be extracted also through the second passages during retraction of the piston, a ring surrounding the piston, the ring to close off the second passages during extension of the piston, during retraction of the piston the ring to move to permit the compressible solid material to flow therethrough.

REFERENCES:
patent: 2953810 (1960-09-01), Hall
patent: 3715139 (1973-02-01), Tuggle
Kendall, Giles A., The Menasco Energy Absorbing Unit and Its Application To Bumper systems, report No. 710536 given to the Society of Automotive Engineers, June 7-11, 1971.

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