Valve device
US10975975B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 22, 2019 |
| Grant date | Apr 13, 2021 |
| Priority date | — |
| Expiry date | May 6, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K5/06
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A valve device includes a valve housing, a valve member, a limiter, a contact portion and a shaft. The valve housing has an inside space and a plurality of housing-side openings. The housing-side openings communicate between the inside space and an outside of the valve housing. The valve member is rotatably received in the valve housing and has: a plurality of valve-member-side openings, each of which is configured to communicate with a corresponding one of the housing-side openings; and a communication passage, through which the valve-member-side openings is communicated with each other. The limiter is configured to limit rotation of the valve member. The contact portion is provided in a space of the valve member and is configured to contact the limiter. The shaft rotatably supports the valve member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.