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:
Jun. 17, 1986
Filed:
Apr. 05, 1984
Giorgio Tangorra, Monza, IT;
Edoardo Robecchi, Sesto S. Giovanni, IT;
Industrie Pirelli S.p.A., Milan, IT;
Abstract
The invention relates to an antivibration device particularly adapted for mounting motorcar engines, comprising a shaft (2) fixed to a base and supporting above it a metallic plate (3), fixing one extremity of a metallic container cylinder (4) inside which there is axially positioned a shaft (5) bearing the static work preload by means of a spacer spring (7) interposed between the plate (3) and a plate (6) held at one extremity of the same shaft (5), rigid revolving elements (9) being disposed between a viscoelastic material rolling race (10), preferably sheathing the shaft (5), and a metallic sliding race (8) consisting of a groove made in the inner wall of the container cylinder (4) in which the said rigid revolving elements are housed.