Visual indicator for a pressurized barrier
US11859443B1 · kind B1 · utility
0Cited by
15References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 10, 2021 |
| Grant date | Jan 2, 2024 |
| Priority date | — |
| Expiry date | Jan 9, 2042 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B2009/002
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A two part pressurized hand wheel for letting the user know when a gated pressurized barrier has been set up properly. One part of the hand wheel, when turned, begins to cover up a red portion of the second part. When the red portion is completely covered up, such is the signal to the user that the latch of the gated pressurized barrier is properly aligned with the latch receiver of the gated pressurized barrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.