CA1223625A - Plan de travail amovible pour etabli - Google Patents
Plan de travail amovible pour etabliInfo
- Publication number
- CA1223625A CA1223625A CA000460565A CA460565A CA1223625A CA 1223625 A CA1223625 A CA 1223625A CA 000460565 A CA000460565 A CA 000460565A CA 460565 A CA460565 A CA 460565A CA 1223625 A CA1223625 A CA 1223625A
- Authority
- CA
- Canada
- Prior art keywords
- detachable top
- main portion
- extending section
- supporting structure
- extending
- Prior art date
- 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
- 230000008093 supporting effect Effects 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 230000000994 depressogenic effect Effects 0.000 claims description 2
- 239000011152 fibreglass Substances 0.000 claims description 2
- 230000000284 resting effect Effects 0.000 claims description 2
- 239000002023 wood Substances 0.000 claims description 2
- 229920005669 high impact polystyrene Polymers 0.000 claims 1
- 239000004797 high-impact polystyrene Substances 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 150000002500 ions Chemical class 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- -1 P.V.C. Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Ladders (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/492,487 US4448283A (en) | 1982-09-13 | 1983-05-06 | Portable fold-up ladder |
| US492,487 | 1983-05-06 | ||
| US537,276 | 1983-09-29 | ||
| US06/537,276 US4493392A (en) | 1981-01-26 | 1983-09-29 | Convertible fold-up ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1223625A true CA1223625A (fr) | 1987-06-30 |
Family
ID=27050765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000460565A Expired CA1223625A (fr) | 1983-05-06 | 1984-08-08 | Plan de travail amovible pour etabli |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1223625A (fr) |
-
1984
- 1984-08-08 CA CA000460565A patent/CA1223625A/fr not_active Expired
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |