Hydraulic antivibratory support sleeves

Details Hydraulic antivibratory support sleeves Hydraulic antivibratory support sleeves

1988-06-16

1989-06-20

Reger, Duane A.

Spring devices

Resilient shock or vibration absorber

Including energy absorbing means or feature

267219, F16F 500

Patent

active

048403571

ABSTRACT:
A hydraulic antivibratory support sleeve is provided comprising two rigid tubular frames (1,2) one surrounding the other and joined together by an elastomer body (3) adhered thereto and shaped so as to form therewith at least two diametrically opposite sealed pockets (A,B) communicating together through a narrow channel (E), the assembly formed by said pockets and said channel being filled with a damping liquid (L), the pockets being in the form of cavities formed axially in at least one solid annulus. These cavities (A,B) open respectively into two separate annular chambers (C,D) and these two chambers are joined together exclusively by the narrow channel (E) which extends axially or helically.

REFERENCES:
patent: 4630806 (1986-12-01), Dan et al.
patent: 4768760 (1988-09-01), Le Fol

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