Damper and electronic equipment employing the damper

Details Damper and electronic equipment employing the damper Damper and electronic equipment employing the damper

1997-12-19

2000-03-21

Berger, Derek J.

Supports

Resilient support

Including additional energy absorbing means, e.g., fluid or...

248638, F16M 1300, F16M 100

Patent

active

060392991

ABSTRACT:
A damper interposed between a stationary portion and a movable portion for attenuating or inhibiting vibrations or shock propagated from the stationary portion to the movable portion in an electronic equipment. The damper, which has its one end and its other end mounted on the movable portion and on the stationary portion, respectively, has its main body portion formed of flexible butyl rubber. The main body portion has a hollow portion and a protuberant portion having a shaft-inserting hole and which is protruding towards the hollow portion. The protuberant portion has an outer diameter equal to not less than 2.3 times the inner diameter of the shaft inserting hole. In the hollow portion of the main body portion is enclosed a viscous fluid, such as silicone oil.

REFERENCES:
patent: 4731777 (1988-03-01), Yoshitoshi et al.
patent: 4794588 (1988-12-01), Yoshitoshi et al.
patent: 4985884 (1991-01-01), Watanabe et al.
patent: 5323885 (1994-06-01), Fukunaga et al.
patent: 5379990 (1995-01-01), Ando et al.

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