Hydraulic anti-vibration mount and vehicle comprising such mount
US8240644B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 15, 2009 |
| Grant date | Aug 14, 2012 |
| Priority date | — |
| Expiry date | Nov 18, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16F13/106
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A hydraulic anti-vibration mount having two damping modes, is disclosed comprising two support members, an elastomer body that connects the two support members to each other, a working chamber, a first structural plate with a check valve, a calibrated hole, a first restricted passage linking the working chamber to an intermediate chamber, a second structural plate having a main port, a second restricted passage, linking the intermediate chamber to a compensation chamber, an auxiliary chamber supplied by the check valve and emptied by the calibrated hole, and equipped with a flexible membrane arranged for deforming and closing the main port, to switch between the two damping modes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.