Ball valve having a ball valve element with rotation control
US11054044B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 14, 2018 |
| Grant date | Jul 6, 2021 |
| Priority date | — |
| Expiry date | May 18, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K5/0689
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Embodiments of the invention provide a ball valve. The ball valve includes a one-piece valve body having an interior cavity and a ball element positioned within the interior cavity. The ball element includes a ball recess that surrounds a ball passageway and extends axially into a first side of the ball element. The ball valve further includes a trim arrangement having a first seat in contact with the first side of the ball element, a second seat in contact with a second side of the ball element, a first biasing element providing a contact stress between the first seat and the first side of the ball element, and a second biasing element providing a contact stress between the second seat and the second side of the ball element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.