Toolless disassembly rotational vacuum coupling
US11525535B1 · kind B1 · utility
1Cited by
8References
11Claims
0Family size
Inventors
Key dates
| Filing date | Mar 5, 2020 |
| Grant date | Dec 13, 2022 |
| Priority date | — |
| Expiry date | Dec 17, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L37/53
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A hand disassembly rotational valve coupling for tool less manipulation by a user's hands and fingers using a coupling housing body defining an output seal aperture close to an output handle retention slot and slot lip, where the slot lip has a slot handle gap and an output seal retainer including a coupling handle ring with a first triangulated offset body retention ears and hand graspable handles separated by a ring handle gap for hand assembly and disassembly from the coupling housing body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.