GB655493A - Improvements in or relating to support units for ladders used on uneven or sloping ground - Google Patents
Improvements in or relating to support units for ladders used on uneven or sloping groundInfo
- Publication number
- GB655493A GB655493A GB1666048A GB1666048A GB655493A GB 655493 A GB655493 A GB 655493A GB 1666048 A GB1666048 A GB 1666048A GB 1666048 A GB1666048 A GB 1666048A GB 655493 A GB655493 A GB 655493A
- Authority
- GB
- United Kingdom
- Prior art keywords
- uneven
- relating
- support units
- sloping ground
- lugs
- 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
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
- E06C7/44—Means for mounting ladders on uneven ground
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
655,493. Ladders. HANINGTON, J. G. June 21, 1948, No. 16660. [Class 20(ii)] A ladder is supported on uneven ground by a part circular member 17 on which it is locked in the desired position by lugs 12, pivoted at 16 to move in the plane of the ladder and grip the member 17 by recesses in lugs 14 and holes, in lugs 13. The member 17 has universally jointed feet 18.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1666048A GB655493A (en) | 1948-06-21 | 1948-06-21 | Improvements in or relating to support units for ladders used on uneven or sloping ground |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1666048A GB655493A (en) | 1948-06-21 | 1948-06-21 | Improvements in or relating to support units for ladders used on uneven or sloping ground |
Publications (1)
Publication Number | Publication Date |
---|---|
GB655493A true GB655493A (en) | 1951-07-25 |
Family
ID=10081314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1666048A Expired GB655493A (en) | 1948-06-21 | 1948-06-21 | Improvements in or relating to support units for ladders used on uneven or sloping ground |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB655493A (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3199629A (en) * | 1963-11-12 | 1965-08-10 | Robert W Fagaly | Ladder construction |
FR2407331A1 (en) * | 1977-10-28 | 1979-05-25 | Koch Albert | Automatic ladder vertical erection support - has spring and flange connecting arched base and loop shackle |
WO1982002416A1 (en) * | 1981-01-02 | 1982-07-22 | Hodson Baden Leonard | Levelling device for ladders |
WO1985003103A1 (en) * | 1984-01-11 | 1985-07-18 | Milba Properties Pty. Ltd. | Levelling device for ladders |
DE3407143A1 (en) * | 1984-02-28 | 1985-09-12 | Hailo-Werk Rudolf Loh Gmbh & Co Kg, 6342 Haiger | Ladder |
US4591023A (en) * | 1984-11-23 | 1986-05-27 | Hodson Baden L | Levelling device for ladders |
FR2621952A1 (en) * | 1987-10-14 | 1989-04-21 | Fameca Sa | Level compensator device for a ladder |
WO2000065190A1 (en) * | 1999-04-22 | 2000-11-02 | Dennis Martin C | Ladder levelling device |
WO2003074928A1 (en) * | 2002-03-07 | 2003-09-12 | Roland Hosp | Device for height and gradient compensation |
WO2008151356A1 (en) * | 2007-06-15 | 2008-12-18 | Ronald Paul Jones | An adjustable support device |
-
1948
- 1948-06-21 GB GB1666048A patent/GB655493A/en not_active Expired
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3199629A (en) * | 1963-11-12 | 1965-08-10 | Robert W Fagaly | Ladder construction |
FR2407331A1 (en) * | 1977-10-28 | 1979-05-25 | Koch Albert | Automatic ladder vertical erection support - has spring and flange connecting arched base and loop shackle |
WO1982002416A1 (en) * | 1981-01-02 | 1982-07-22 | Hodson Baden Leonard | Levelling device for ladders |
US4456095A (en) * | 1981-01-02 | 1984-06-26 | Milba Properties Pty. Ltd. | Levelling device for ladders |
AU568907B2 (en) * | 1984-01-11 | 1988-01-14 | Milba Properties Pty. Ltd. | Levelling device for ladders |
WO1985003103A1 (en) * | 1984-01-11 | 1985-07-18 | Milba Properties Pty. Ltd. | Levelling device for ladders |
DE3407143A1 (en) * | 1984-02-28 | 1985-09-12 | Hailo-Werk Rudolf Loh Gmbh & Co Kg, 6342 Haiger | Ladder |
US4591023A (en) * | 1984-11-23 | 1986-05-27 | Hodson Baden L | Levelling device for ladders |
FR2621952A1 (en) * | 1987-10-14 | 1989-04-21 | Fameca Sa | Level compensator device for a ladder |
WO2000065190A1 (en) * | 1999-04-22 | 2000-11-02 | Dennis Martin C | Ladder levelling device |
WO2003074928A1 (en) * | 2002-03-07 | 2003-09-12 | Roland Hosp | Device for height and gradient compensation |
CN100395481C (en) * | 2002-03-07 | 2008-06-18 | 罗兰·霍斯普 | Device for height and gradient compensation |
WO2008151356A1 (en) * | 2007-06-15 | 2008-12-18 | Ronald Paul Jones | An adjustable support device |
US8162273B2 (en) | 2007-06-15 | 2012-04-24 | Ronald Paul Jones | Adjustable support structure |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB622680A (en) | Improvements in or relating to non-slipping supporting devices or feet for articles | |
GB655493A (en) | Improvements in or relating to support units for ladders used on uneven or sloping ground | |
GB628935A (en) | Improvements in ladders | |
SU77615A1 (en) | Backpack | |
SU81345A1 (en) | Device for delivering timber to the mine | |
AU139644B2 (en) | Improved three legged ladder or tripod | |
SU73219A1 (en) | Tiratron | |
AU1820448A (en) | Improved three legged ladder or tripod | |
CA444229A (en) | Levelling or surfacing implement | |
FR56836E (en) | Extendable support device for drill or the like | |
AU142760B2 (en) | Improved stepladder having adjustable rear legs | |
DK75447C (en) | Locking mechanism for a length-adjustable leg, eg a chair leg. | |
AU130372B2 (en) | Levelling or surfacing implement | |
CA447841A (en) | Adjustable mast leg support | |
AU1872248A (en) | Improved stepladder having adjustable rear legs | |
AU377846A (en) | Levelling or surfacing implement | |
CA443461A (en) | Feedback amplifier | |
AU143396B2 (en) | Anew or improved carpenters saw stool | |
CA453508A (en) | Feedback amplifier | |
CA439823A (en) | Non-skid walking spur | |
CA447961A (en) | Adjustable stool | |
CA445320A (en) | Sine plate, adjustable angle plate, etc. | |
AU145878B2 (en) | Improved means for levelling buildings mounted upon posts or stumps | |
CA439700A (en) | Extensible key | |
CA452106A (en) | Reinforced concrete working platform for use on water |