Low-torque disc for a multiple orifice valve
US10871234B2 · kind B2 · utility
2Cited by
24References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 23, 2018 |
| Grant date | Dec 22, 2020 |
| Priority date | — |
| Expiry date | Jan 17, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86743
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A disc for a multiple orifice valve includes a disc body and a disc orifice extending through the disc body. A disc surface of the disc body includes a recessed portion and a raised portion that at least partially circumferentially surrounds the recessed portion. The recessed portion is configured not to contact an opposed disc when the disc is assembled within a housing of the multiple orifice valve, and the raised portion is configured to contact the opposed disc when the disc is assembled within the housing of the multiple orifice valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.