Piston cylinder type damper

Spring devices – Vehicle – Bolster

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16 66, 16 84, 92 26, 92170, 92248, 137846, 188 67, 188282, 188300, 18832215, 18832222, 267 6412, 267120, 267127, F16F 106

Patent

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046291679

ABSTRACT:
The piston cylinder type damper comprises a cylinder connected to either member of the pair of a main body and an openable object, and a piston connected to the other member of the pair and adapted to fit into the cylinder and the piston incorporates therein a check valve adapted to allow the air in the cylinder to escape from the cylinder interior while the piston is driven into the cylinder by the movement of the openable object.

REFERENCES:
patent: 1013762 (1912-01-01), Gibbs
patent: 1055030 (1913-03-01), Gibbs
patent: 2838300 (1958-06-01), Gray
patent: 2912069 (1959-11-01), Dillenburger
patent: 3484090 (1969-12-01), Mahoney
patent: 3711892 (1973-01-01), Tabor
patent: 3789742 (1974-02-01), Hershman et al.
patent: 3799036 (1974-03-01), Slaughter
patent: 4078779 (1978-03-01), Molders
patent: 4211427 (1980-07-01), Young et al.
patent: 4240630 (1980-12-01), Hoffman
patent: 4309027 (1982-01-01), Molders et al.
Vernay Laboratories Inc., 5MYK379, 5-1979, "Duckbills".

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