FR2416336A1 - Perfectionnements aux echelles - Google Patents
Perfectionnements aux echellesInfo
- Publication number
- FR2416336A1 FR2416336A1 FR7902873A FR7902873A FR2416336A1 FR 2416336 A1 FR2416336 A1 FR 2416336A1 FR 7902873 A FR7902873 A FR 7902873A FR 7902873 A FR7902873 A FR 7902873A FR 2416336 A1 FR2416336 A1 FR 2416336A1
- Authority
- FR
- France
- Prior art keywords
- ladder
- upgrades
- scales
- ladders
- perpendicularly
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/18—Devices for preventing persons from falling
- E06C7/181—Additional gripping devices, e.g. handrails
- E06C7/182—Additional gripping devices, e.g. handrails situated at the top of the ladder
-
- 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
- E06C1/34—Ladders attached to structures, such as windows, cornices, poles, or the like
- E06C1/36—Ladders suspendable by hooks or the like
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/48—Ladder heads; Supports for heads of ladders for resting against objects
Abstract
Perfectionnements aux échelles, caractérisés par le fait que l'échelle est munie d'au moins un crochet prévu sur un ou les deux montants capable de s'engager avec les éléments correspondants horizontaux, verticaux ou inclinés de façon quelconque, portés par la structure de soutien, ce ou ces crochets également coulissants étant déplaçables verticalement et perpendiculairement par rapport à la position normale de l'échelle et indépendamment l'un de l'autre pour permettre le réglage dans le sens de la hauteur et transversalement.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT4792778A IT1101755B (it) | 1978-02-06 | 1978-02-06 | Perfezionamenti nelle scale |
IT4767579A IT1162258B (it) | 1979-01-17 | 1979-01-17 | Perfezionamenti nelle scale |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2416336A1 true FR2416336A1 (fr) | 1979-08-31 |
FR2416336B3 FR2416336B3 (fr) | 1981-11-13 |
Family
ID=26329216
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7902873A Granted FR2416336A1 (fr) | 1978-02-06 | 1979-02-05 | Perfectionnements aux echelles |
Country Status (6)
Country | Link |
---|---|
US (1) | US4311209A (fr) |
CH (1) | CH637730A5 (fr) |
DE (1) | DE2902993A1 (fr) |
FR (1) | FR2416336A1 (fr) |
GB (1) | GB2026073A (fr) |
NL (1) | NL7900840A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19708171A1 (de) * | 1997-02-07 | 1998-08-13 | Edwin Busenhart | Anstellleiter mit einem Anstellsicherheitselement und Haftzwischenlage für Leitern sowie Bausatz |
FR2812336A1 (fr) * | 2000-07-27 | 2002-02-01 | Frederic Tarabusi | Dispositif du type echelle a securite renforcee |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4483416A (en) * | 1983-12-08 | 1984-11-20 | Garcia Eduardo L | Height adjustable roof engaging attachment for ladders |
US6138794A (en) * | 1997-09-16 | 2000-10-31 | Transafety Inc. | Portable self-adjusting ladder |
DE19755390C2 (de) * | 1997-12-12 | 2001-09-20 | Metallbau Coenen Gmbh | Leitersicherung |
US6813792B2 (en) * | 2001-12-07 | 2004-11-09 | Robert Edward Miller | Gangway including an articulated ramp and ladder |
US10208538B2 (en) * | 2006-02-21 | 2019-02-19 | Werner Co. | Pipe tradesman's ladder and method |
US20070193826A1 (en) * | 2006-02-23 | 2007-08-23 | Yang Neil Chia-Chan | Adjustable ladder stabilizer |
CA2579931C (fr) * | 2007-02-13 | 2010-10-19 | Gary J. Robichaud | Bras prehenseur de securite d'echelle telescopique et accessoires |
DE102007014826B3 (de) * | 2007-03-28 | 2008-12-18 | W+W Aufzugkomponenten Gmbh U. Co. Kg | Zusammenklappbare Stufen-Anlegeleiter zum Abstieg in Aufzugschachtgruben |
US20100230208A1 (en) * | 2009-03-11 | 2010-09-16 | Hongwei Hsiao | Convertible multipurpose ladder stabilizers |
CA2883793C (fr) * | 2012-10-09 | 2020-09-22 | Wing Enterprises, Incorporated | Appareils de fixation d'echelles, echelles les comprenant et procedes associes |
CN103291207B (zh) * | 2013-05-22 | 2015-06-10 | 国家电网公司 | 绝缘平梯双挂钩 |
AU2014277621B2 (en) * | 2013-06-05 | 2018-03-22 | Od Tech Pty Limited | Ladder safety mechanisms |
US9382759B2 (en) * | 2013-06-18 | 2016-07-05 | Eric C. Bolinski | Cable hook attachment for ladders |
CN103334690B (zh) * | 2013-06-18 | 2015-03-04 | 国家电网公司 | 一种电力杆塔用绝缘平梯悬挂装置 |
US9945179B1 (en) * | 2013-07-11 | 2018-04-17 | David K. Joldersma | Removable step ladder for recreational vehicle |
US9593531B2 (en) | 2013-09-18 | 2017-03-14 | Wing Enterprises, Inc. | Ladder securing apparatus, ladders incorporating same and related methods |
GB201709189D0 (en) * | 2017-06-09 | 2017-07-26 | Couling Michael | Apparatus for maintenance of a solar array |
CN108150092B (zh) * | 2017-11-21 | 2019-01-29 | 金华送变电工程有限公司 | 一种可调节挂钩爬梯 |
CN109403848A (zh) * | 2018-11-21 | 2019-03-01 | 国家电网有限公司 | 一种水轮机蜗壳专用检修爬梯 |
US11578533B2 (en) | 2019-01-08 | 2023-02-14 | Guy Fortier | Step ladder device allowing the user to stand and work safely and comfortably on the upper steps of a step ladder |
US10883310B2 (en) | 2019-01-16 | 2021-01-05 | Benjamin Johnson | Ladder stability enhancing assembly |
US11440480B2 (en) * | 2021-01-07 | 2022-09-13 | John E. Dickman | Ladder hanging bracket |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US659814A (en) * | 1900-06-12 | 1900-10-16 | Herbert L Frizell | Ladder. |
US774009A (en) * | 1903-11-04 | 1904-11-01 | Charles Wandel | Ladder attachment. |
US843989A (en) * | 1906-07-09 | 1907-02-12 | Martin Bauer | Combined ladder and scaffold. |
US2088895A (en) * | 1936-05-18 | 1937-08-03 | Carl S Guthrie | Ladder hook |
US2815160A (en) * | 1953-07-31 | 1957-12-03 | John J Gilmour | Ladder attachment |
US3476211A (en) * | 1967-12-04 | 1969-11-04 | Louis A Cormier | Kit for constructing ladders and the like |
US3603431A (en) * | 1969-12-15 | 1971-09-07 | Alfred E Nameche | Ladder and support bracket therefor |
US3590951A (en) * | 1970-01-12 | 1971-07-06 | Lewis W Berger | Hook assembly for ladder |
US3712419A (en) * | 1971-08-04 | 1973-01-23 | Hara C O | Ladder attachment |
-
1979
- 1979-01-26 DE DE19792902993 patent/DE2902993A1/de not_active Withdrawn
- 1979-01-29 CH CH84179A patent/CH637730A5/it not_active IP Right Cessation
- 1979-01-29 US US06/007,600 patent/US4311209A/en not_active Expired - Lifetime
- 1979-02-02 NL NL7900840A patent/NL7900840A/xx not_active Application Discontinuation
- 1979-02-05 FR FR7902873A patent/FR2416336A1/fr active Granted
- 1979-02-05 GB GB7903882A patent/GB2026073A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19708171A1 (de) * | 1997-02-07 | 1998-08-13 | Edwin Busenhart | Anstellleiter mit einem Anstellsicherheitselement und Haftzwischenlage für Leitern sowie Bausatz |
FR2812336A1 (fr) * | 2000-07-27 | 2002-02-01 | Frederic Tarabusi | Dispositif du type echelle a securite renforcee |
Also Published As
Publication number | Publication date |
---|---|
GB2026073A (en) | 1980-01-30 |
US4311209A (en) | 1982-01-19 |
DE2902993A1 (de) | 1979-08-09 |
FR2416336B3 (fr) | 1981-11-13 |
NL7900840A (nl) | 1979-08-08 |
CH637730A5 (it) | 1983-08-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |