Shutter device
US4595043A · kind A · utility
9Cited by
2References
3Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 18, 1984 |
| Grant date | Jun 17, 1986 |
| Priority date | — |
| Expiry date | Jun 18, 2004 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B9/0638
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A shutter device for opening and closing an opening by ascending and descending motions of panels (2), in which the panels (2) are directly engaged with panel lift means such as a chain or the like to effect the ascending and descending motions of the panels surely and smoothly, and during storage of the panels (2), the panels (2) are folded and suspended from support rails (4).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.