The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 17, 1987
Filed:
Nov. 29, 1985
Rainer Andra, Limburg, DE;
Manfred Hofmann, Hunfelden, DE;
Metzeler Kautschuk GmbH, Munich, DE;
Abstract
An elastic engine mount with hydraulic damping includes a working chamber having an end, a compensating chamber, an intermediate plate disposed between the chambers having an annular channel formed therein interconnecting the chambers, a conical shell-shaped elastomer wall partially defining the working chamber, a bearing plate connected to the elastomer wall and bordering the end of the working chamber, a projecting cylindrical ring in the form of a tension and compression stop extending from the bearing plate into the working chamber and having an expanded free end in the form of an inwardly-disposed, radially-outwardly extending rim, a substantially cup-shaped stop ring gripping the expanded free end of the cylindrical ring, the stop ring having an axially-directed region with elongated radial through holes formed therein, and a rubber membrane disposed inside the cylindrical ring covering the cross section inside the cylindrical ring and closing off an air-filled membrane chamber.