Combination regulator valve
US11261984B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2017 |
| Grant date | Mar 1, 2022 |
| Priority date | — |
| Expiry date | Sep 27, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05D16/0655
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A combination regulator valve for conveying fluid is disclosed. The valve comprises a bonnet, a body, a flexible diaphragm, a first spring, and a spindle unit. The spindle unit comprises a pin, a first seat disc, and a seat screw. The bonnet is secured to the body. The flexible diaphragm is compressed between the bonnet and the body. The first spring is disposed in the bonnet. The spindle unit is disposed in the body. The first seat disc is disposed between the pin and the diaphragm. The first seat disc and the pin define a first void. The first spring biases the diaphragm toward the first seat disc. The seat screw is engaged with the body and is slidably engaged with the pin. The seat screw and the pin define a fluid passage in fluid communication with the first void.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.