Closure system
US11993980B2 · kind B2 · utility
0Cited by
6References
30Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 4, 2018 |
| Grant date | May 28, 2024 |
| Priority date | — |
| Expiry date | Apr 4, 2038 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B2009/1544
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
In one embodiment, a closure system comprises a guide assembly having a channel defined by a first guide wall and a second guide wall. The closure system may include a retention bar extending into the channel from the first guide wall and a plurality of slats. Each slat of the plurality of slats may be configured to interlock with another of the plurality of slats. Each slat may have a retention groove with at least one sidewall configured and dimensioned to engage the retention bar to retain the slat within the channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.