FI915377A0 - FOERLAENGNINGSSTEGE. - Google Patents
FOERLAENGNINGSSTEGE.Info
- Publication number
- FI915377A0 FI915377A0 FI915377A FI915377A FI915377A0 FI 915377 A0 FI915377 A0 FI 915377A0 FI 915377 A FI915377 A FI 915377A FI 915377 A FI915377 A FI 915377A FI 915377 A0 FI915377 A0 FI 915377A0
- Authority
- FI
- Finland
- Prior art keywords
- line
- ladders
- adjacent
- another
- line pull
- Prior art date
Links
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
- E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
- E06C1/08—Ladders for resting against objects, e.g. walls poles, trees multi-part
- E06C1/12—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic
Landscapes
- Ladders (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Programmable Controllers (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Valve Device For Special Equipments (AREA)
- Dental Preparations (AREA)
- Paints Or Removers (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
An extension ladder comprising at least two separate single ladders (10, 20, 30, 40) which in their starting position lie upon one another and are slidable in relation to one another is shown. One of the two adjacent ladders comprises guide means for the other. Between each adjacent single ladder there is arranged a line pull system comprising line guides (1, 1'; 2, 2'; 3, 3'; 4) over which the line (7) runs and changes direction. Such a line pull system is independently arranged between two adjacent single ladders, so that a four-part extension ladder has three independent line pull systems.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO891964A NO167473C (en) | 1989-05-16 | 1989-05-16 | LIFT LADDER |
PCT/NO1990/000082 WO1990014491A1 (en) | 1989-05-16 | 1990-05-16 | Extension ladder |
Publications (1)
Publication Number | Publication Date |
---|---|
FI915377A0 true FI915377A0 (en) | 1991-11-14 |
Family
ID=19892022
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI915377A FI915377A0 (en) | 1989-05-16 | 1991-11-14 | FOERLAENGNINGSSTEGE. |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0479797B1 (en) |
JP (1) | JPH04505354A (en) |
AT (1) | ATE104402T1 (en) |
AU (1) | AU5650790A (en) |
DE (1) | DE69008177T2 (en) |
DK (1) | DK0479797T3 (en) |
FI (1) | FI915377A0 (en) |
NO (1) | NO167473C (en) |
WO (1) | WO1990014491A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104234615A (en) * | 2013-06-10 | 2014-12-24 | 镇江跃进机械厂有限公司 | Anti-lateral-fall safety ladder |
JP6262601B2 (en) * | 2014-05-30 | 2018-01-17 | 紀美代 中尾 | Triple telescopic ladder |
CN105888525A (en) * | 2016-06-12 | 2016-08-24 | 吴江市三达五金工具厂 | Combined ladder achieving convenient storage |
CN110344746A (en) * | 2019-04-29 | 2019-10-18 | 珠海五八科技有限公司 | A kind of convenient and fast extension ladder of operation |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3347340A (en) * | 1966-01-20 | 1967-10-17 | Werner Co Inc R D | Extension ladders |
US3402788A (en) * | 1967-05-25 | 1968-09-24 | Werner Co Inc R D | Extension ladders |
-
1989
- 1989-05-16 NO NO891964A patent/NO167473C/en not_active IP Right Cessation
-
1990
- 1990-05-16 EP EP90907530A patent/EP0479797B1/en not_active Expired - Lifetime
- 1990-05-16 DK DK90907530.1T patent/DK0479797T3/en active
- 1990-05-16 AT AT90907530T patent/ATE104402T1/en not_active IP Right Cessation
- 1990-05-16 WO PCT/NO1990/000082 patent/WO1990014491A1/en active IP Right Grant
- 1990-05-16 DE DE69008177T patent/DE69008177T2/en not_active Expired - Fee Related
- 1990-05-16 AU AU56507/90A patent/AU5650790A/en not_active Abandoned
- 1990-05-16 JP JP2507438A patent/JPH04505354A/en active Pending
-
1991
- 1991-11-14 FI FI915377A patent/FI915377A0/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NO167473B (en) | 1991-07-29 |
DK0479797T3 (en) | 1994-08-08 |
DE69008177T2 (en) | 1994-09-29 |
NO891964D0 (en) | 1989-05-16 |
DE69008177D1 (en) | 1994-05-19 |
AU5650790A (en) | 1990-12-18 |
WO1990014491A1 (en) | 1990-11-29 |
ATE104402T1 (en) | 1994-04-15 |
NO167473C (en) | 1991-11-06 |
NO891964L (en) | 1990-11-19 |
JPH04505354A (en) | 1992-09-17 |
EP0479797B1 (en) | 1994-04-13 |
EP0479797A1 (en) | 1992-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |