Anti-vibration device
US11441634B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 15, 2018 |
| Grant date | Sep 13, 2022 |
| Priority date | — |
| Expiry date | Mar 9, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16F13/10
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
In the present invention, a restriction passage (24) includes a first communication portion (26) that is open to a first liquid chamber, a second communication portion (27) that is open to a second liquid chamber, and a main body flow path (25) that is configured to cause the first communication portion (26) and the second communication portion (27) to communicate with each other, and in a portion of the main body flow path (25) connected to at least one of the first communication portion (26) and the second communication portion (27), a guide portion (43) that is configured to guide a liquid from the other of the first communication portion (26) and the second communication portion (27) to an opposed surface (34a) that is opposed to one of the first communication portion (26) and the second communication portion (27) in an inner surface of the restriction passage (24) is disposed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.