Valve device
US9929417B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 8, 2015 |
| Grant date | Mar 27, 2018 |
| Priority date | — |
| Expiry date | Nov 12, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T90/40
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A valve device includes a body, a solenoid valve accommodated in an accommodation hole of the body, and a joint member fixed to the body. The solenoid valve includes: a sleeve having a tubular shape and fitted in the accommodation hole, and including an introduction passage and a delivery passage; and a valve element configured to open and close the passages. A U-seal is disposed between an outer wall surface of the sleeve and an inner wall surface of the accommodation hole. The body has an attachment hole that is located downstream of the delivery passage of the sleeve and opens on an outer surface of the body. The joint member including a backflow reduction valve is fixed to the attachment hole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.