Selector and lockout valve mistake-proof design features
US12429139B2 · kind B2 · utility
0Cited by
11References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2023 |
| Grant date | Sep 30, 2025 |
| Priority date | — |
| Expiry date | Mar 14, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K37/0008
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Valve assemblies are described having a valve positioner, a ball valve assembly configured to be actuated by the valve positioner between an open state and a closed state, an indicator configured to provide visual indication of the state of the ball valve assembly, and a positioning pin configured between the valve positioner and the ball valve assembly, the positioning pin arranged to prevent installation of the valve positioner to the ball valve assembly in all but one orientation and to ensure installation in only one orientation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.