FR746852A - - Google Patents
Info
- Publication number
- FR746852A FR746852A FR746852DA FR746852A FR 746852 A FR746852 A FR 746852A FR 746852D A FR746852D A FR 746852DA FR 746852 A FR746852 A FR 746852A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR746852A true FR746852A (en) | 1933-06-07 |
Family
ID=1549829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR746852D Expired FR746852A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR746852A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3023903A1 (en) * | 1980-06-26 | 1982-01-14 | Reinhard 2956 Moormerland Badewien | INSECT SCREEN ROLLER GRID FOR COVERING BUILDING OPENINGS |
| US4718471A (en) * | 1984-11-05 | 1988-01-12 | Nergeco | Fixing and protective housing for the drive means of a concertina type door |
-
0
- FR FR746852D patent/FR746852A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3023903A1 (en) * | 1980-06-26 | 1982-01-14 | Reinhard 2956 Moormerland Badewien | INSECT SCREEN ROLLER GRID FOR COVERING BUILDING OPENINGS |
| US4718471A (en) * | 1984-11-05 | 1988-01-12 | Nergeco | Fixing and protective housing for the drive means of a concertina type door |