Spring devices – Resilient shock or vibration absorber – Including energy absorbing means or feature
Patent
1997-01-29
1998-09-22
Oberleitner, Robert J.
Spring devices
Resilient shock or vibration absorber
Including energy absorbing means or feature
F16F 500
Patent
active
058103368
ABSTRACT:
This is a hydraulic anti-vibration mount intended to be interposed between a vehicle body and an engine and in particular comprising an armature which can be secured to the body, a head which can be secured to the engine, a thick frustoconical wall linking a circular bearing surface of the armature to the head and defining with the latter a working chamber, and a diaphragm defining with the armature a compensation chamber which communicates with the chamber via a restricted passage. An active attenuation device is also provided, the device comprising a piston immersed in the working chamber, a member for exciting this piston and an electronic circuit for controlling this excitation member. The armature forms on the one hand a double pan constituting the ends, arranged side by side, of the two chambers and on the other hand a housing containing side by side the excitation member and its electronic control circuit.
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patent: 5297781 (1994-03-01), Gennesseaux
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French Search Report dated 17 Oct. 1996, French Appl. No. FR 96 01075.
Ducker, Jr. Charles R.
Hutchinson
Oberleitner Robert J.
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