Two chamber engine mount with hydraulic damping

Details Two chamber engine mount with hydraulic damping Two chamber engine mount with hydraulic damping

1985-03-25

1987-07-21

Caldwell, Sr., John W.

Spring devices

Resilient shock or vibration absorber

Including energy absorbing means or feature

267 8R, 188319, F16F 910, B60K 512

Patent

active

046813063

ABSTRACT:
A two chamber engine mount with hydraulic damping includes rubber-elastic peripheral walls, a support housing disposed outside at least one of the walls, an orifice plate disposed between the walls defining upper and lower fluid-filled chambers above and below the orifice plate being substantially horizontally divided into an upper plate half being stationary and a lower plate half being rotatable and having a central axis, the orifice plate having an orifice canal formed at least partly in the lower plate half interconnecting the chambers and having a given open length and cross section, a centrally disposed pin integral with the lower plate half and extending through the support housing for rotating the lower plate half about the central axis relative to the upper plate half, varying at least one of the length and cross section of the canal.

REFERENCES:
patent: 1273011 (1918-07-01), Snyder
patent: 1618326 (1927-02-01), Cosentino
patent: 1810233 (1931-06-01), Walden
patent: 2335907 (1943-12-01), Boor et al.
patent: 2380899 (1945-07-01), Strachovsky
patent: 2457749 (1948-12-01), Thiry
patent: 4422779 (1983-12-01), Hamackers et al.

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