GB2039979B - Ladder - Google Patents
LadderInfo
- Publication number
- GB2039979B GB2039979B GB7943483A GB7943483A GB2039979B GB 2039979 B GB2039979 B GB 2039979B GB 7943483 A GB7943483 A GB 7943483A GB 7943483 A GB7943483 A GB 7943483A GB 2039979 B GB2039979 B GB 2039979B
- Authority
- GB
- United Kingdom
- Prior art keywords
- ladder
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C9/00—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes
- E06C9/02—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes rigidly mounted
-
- 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
- E06C1/381—Ladders with rungs or treads attached only to one rigid longitudinal member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B29/00—Accommodation for crew or passengers not otherwise provided for
- B63B29/20—Arrangements or adaptations of ladders
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/0201—Space-saving stairways, e.g. having half steps
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
- E04F11/0226—Stairways having treads supported by balusters
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
- E04F11/025—Stairways having stringers
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ocean & Marine Engineering (AREA)
- Ladders (AREA)
- Steps, Ramps, And Handrails (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Dowels (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/005,285 US4199040A (en) | 1979-01-22 | 1979-01-22 | Ship ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB2039979A GB2039979A (en) | 1980-08-20 |
| GB2039979B true GB2039979B (en) | 1983-01-06 |
Family
ID=21715132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7943483A Expired GB2039979B (en) | 1979-01-22 | 1979-12-18 | Ladder |
Country Status (29)
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4328880A (en) * | 1980-06-02 | 1982-05-11 | The Laitram Corporation | Circular ladder |
| US4316524A (en) * | 1980-06-12 | 1982-02-23 | The Laitram Corporation | Two-speed ladder |
| US4509617A (en) * | 1981-04-27 | 1985-04-09 | The Laitram Corporation | Stair having alternate half treads |
| FR2509782A1 (fr) * | 1981-07-15 | 1983-01-21 | Chauvin Marcel | Echelle notamment pour l'arboriculture et l'exploitation forestiere |
| US4535871A (en) * | 1981-09-28 | 1985-08-20 | The Laitram Corporation | Unitary stairway |
| US4627200A (en) * | 1984-03-05 | 1986-12-09 | The Laitram Corporation | Recessed mortise stair |
| US4603758A (en) * | 1985-01-04 | 1986-08-05 | Pettit Frederick M | Ladder construction |
| US4981195A (en) * | 1989-09-29 | 1991-01-01 | Merrick Harry G | Alternating tread ladder apparatus |
| GB2244498A (en) * | 1990-03-05 | 1991-12-04 | Mohammed Anwaruddin Khan | Space saving stair |
| US5064023A (en) * | 1990-11-26 | 1991-11-12 | Terex Corporation | Flexible ladder for use on moving conveyances |
| US5239796A (en) * | 1991-03-13 | 1993-08-31 | Maloney Timothy J | Staircase cabinet |
| US5896946A (en) * | 1995-05-04 | 1999-04-27 | Brackett; Wesley E. | Boarding ladder and winch mount system for boat trailers and the like |
| FR2783012B1 (fr) * | 1998-09-04 | 2000-10-27 | Bernard Clavel | Structure support portative utilisable en tant qu'echelle ou escabeau |
| AU2002367336A1 (en) * | 2001-12-28 | 2003-07-24 | Nippon Light Metal Company, Ltd. | Stairway |
| US6991550B1 (en) * | 2004-09-14 | 2006-01-31 | Playstar, Inc. | Climbing steps for playground structure |
| TW201139810A (en) * | 2010-03-23 | 2011-11-16 | Shi-Tron Lin | Dual-use staircase, assembly for dual-use staircase, and method of converting traditional staircase into dual-use staircase |
| US20130212960A1 (en) * | 2012-02-22 | 2013-08-22 | Kurt Freund | Modules for converting a stairway |
| MX2017007657A (es) * | 2014-12-15 | 2018-01-23 | Roddenby Glenn | Aparato de escalera orientada verticalmente para permitir una postura de ascenso mejorada con su uso por un escalador. |
| US9816318B2 (en) | 2015-12-11 | 2017-11-14 | David A. Johnson | Powered ladder for large industrial vehicles |
| JP6375434B1 (ja) * | 2017-12-18 | 2018-08-15 | 株式会社エフビーエス・ミヤマ | タラップ |
| IT201900022053A1 (it) * | 2019-11-25 | 2021-05-25 | Manitou Italia Srl | Scala di accesso per un veicolo. |
| CN113581386B (zh) * | 2021-08-11 | 2023-05-16 | 上海外高桥造船有限公司 | 超大型液化气船货舱斜底通道用异型直梯及船舶 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE576569C (de) * | 1933-05-11 | Carl Rein | Ortsfeste steile Treppe mit in der Hoehe gegeneinander versetzten Stufenhaelften | |
| US234389A (en) * | 1880-11-16 | Ladder | ||
| US858199A (en) * | 1906-11-10 | 1907-06-25 | Felix B Modjeski | Stairway. |
| US1484070A (en) * | 1923-05-09 | 1924-02-19 | William E Mast | Metal structural member |
| FR790691A (fr) * | 1935-05-31 | 1935-11-25 | Escalier en fer | |
| US2641401A (en) * | 1950-05-13 | 1953-06-09 | James Herschel | Ladder |
| US3021928A (en) * | 1957-05-22 | 1962-02-20 | Francis J Blair | Stair structure |
| GB1028341A (en) * | 1963-01-25 | 1966-05-04 | Robert Charles Rolland | Prefabricated staircase structure |
| DE1683635A1 (de) * | 1967-01-23 | 1970-04-23 | Karl Tratz | Bodentreppe |
| US3467220A (en) * | 1967-03-20 | 1969-09-16 | Frank Burchard Smith | Stairway construction |
| DE2102316A1 (de) * | 1971-01-19 | 1972-08-10 | Hannemann, Siegfried, 2449 Petersdorf | Treppe mit durch Mittelwange begrenzte Halbstufen in wechselnder Formation |
| FR2184238A5 (US07655688-20100202-C00010.png) * | 1972-05-09 | 1973-12-21 | Meca Ste Eusienne Const | |
| JPS5210782B2 (US07655688-20100202-C00010.png) * | 1973-08-03 | 1977-03-26 | ||
| JPS5191919U (US07655688-20100202-C00010.png) * | 1975-01-22 | 1976-07-23 | ||
| JPS5210782U (US07655688-20100202-C00010.png) * | 1975-07-10 | 1977-01-25 | ||
| NO135072B (US07655688-20100202-C00010.png) * | 1975-08-20 | 1976-10-25 | Tor Lynne | |
| CH606697A5 (US07655688-20100202-C00010.png) * | 1976-01-20 | 1978-11-15 | Herbert Ernst | |
| US4061202A (en) * | 1976-04-01 | 1977-12-06 | Campbell Donald E | Hunting stand |
-
1979
- 1979-01-22 US US06/005,285 patent/US4199040A/en not_active Expired - Lifetime
- 1979-04-20 CA CA325,938A patent/CA1097878A/en not_active Expired
- 1979-12-04 IE IE2333/79A patent/IE49004B1/en unknown
- 1979-12-05 SE SE7910012A patent/SE442847B/sv not_active IP Right Cessation
- 1979-12-05 IN IN877/DEL/79A patent/IN153420B/en unknown
- 1979-12-05 NO NO793970A patent/NO150715C/no unknown
- 1979-12-07 DK DK521279A patent/DK154852C/da not_active IP Right Cessation
- 1979-12-10 FI FI793854A patent/FI67339C/fi not_active IP Right Cessation
- 1979-12-14 NZ NZ192403A patent/NZ192403A/en unknown
- 1979-12-14 GR GR60763A patent/GR73590B/el unknown
- 1979-12-14 IL IL58967A patent/IL58967A/xx unknown
- 1979-12-18 GB GB7943483A patent/GB2039979B/en not_active Expired
- 1979-12-18 BE BE0/198616A patent/BE880686A/fr not_active IP Right Cessation
- 1979-12-18 PT PT70609A patent/PT70609A/pt unknown
- 1979-12-18 IT IT69435/79A patent/IT1119987B/it active
- 1979-12-19 FR FR7931164A patent/FR2446920A1/fr active Granted
- 1979-12-19 CH CH1128079A patent/CH634125A5/fr not_active IP Right Cessation
- 1979-12-19 NL NL7909166A patent/NL7909166A/nl not_active Application Discontinuation
- 1979-12-27 ZA ZA00797022A patent/ZA797022B/xx unknown
-
1980
- 1980-01-02 ES ES1980254179U patent/ES254179Y/es not_active Expired
- 1980-01-03 AT AT0002880A patent/AT387553B/de not_active IP Right Cessation
- 1980-01-04 KR KR1019800000004A patent/KR840000951B1/ko active
- 1980-01-08 AU AU54450/80A patent/AU529180B2/en not_active Ceased
- 1980-01-09 BR BR8000114A patent/BR8000114A/pt unknown
- 1980-01-10 DE DE19808000472U patent/DE8000472U1/de not_active Expired
- 1980-01-10 DE DE3000698A patent/DE3000698C3/de not_active Expired - Fee Related
- 1980-01-10 AR AR279600A patent/AR218805A1/es active
- 1980-01-21 SU SU802874104A patent/SU1026646A3/ru active
- 1980-01-22 JP JP625480A patent/JPS5598593A/ja active Granted
- 1980-01-22 DD DD80218580A patent/DD148614A5/de not_active IP Right Cessation
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 711A | Proceeding under section 117(1) patents act 1977 | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19981218 |