BE487532A - - Google Patents
Info
- Publication number
- BE487532A BE487532A BE487532DA BE487532A BE 487532 A BE487532 A BE 487532A BE 487532D A BE487532D A BE 487532DA BE 487532 A BE487532 A BE 487532A
- Authority
- BE
- Belgium
- Prior art keywords
- ladder
- uprights
- fixed
- stepladder
- cross member
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 239000000470 constituent Substances 0.000 claims 1
- 210000003127 knee Anatomy 0.000 description 6
- 239000003351 stiffener Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 241000219094 Vitaceae Species 0.000 description 2
- 235000021021 grapes Nutrition 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/39—Ladders having platforms; Ladders changeable into platforms
- E06C1/393—Ladders having platforms foldable with the ladder
Landscapes
- Ladders (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE487532A true BE487532A (de) |
Family
ID=132946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE487532D BE487532A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE487532A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2427458A1 (fr) * | 1978-06-01 | 1979-12-28 | Alaux Jean | Escabeau pliant, notamment a usage industriel |
-
0
- BE BE487532D patent/BE487532A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2427458A1 (fr) * | 1978-06-01 | 1979-12-28 | Alaux Jean | Escabeau pliant, notamment a usage industriel |
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