SE8201463L - Safety device for elevated and lowerable work platforms - Google Patents
Safety device for elevated and lowerable work platformsInfo
- Publication number
- SE8201463L SE8201463L SE8201463A SE8201463A SE8201463L SE 8201463 L SE8201463 L SE 8201463L SE 8201463 A SE8201463 A SE 8201463A SE 8201463 A SE8201463 A SE 8201463A SE 8201463 L SE8201463 L SE 8201463L
- Authority
- SE
- Sweden
- Prior art keywords
- safety device
- elevated
- contact
- leg
- work platforms
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/044—Working platforms suspended from booms
- B66F11/046—Working platforms suspended from booms of the telescoping type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Jib Cranes (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
A safety device for load handling apparatus such as an elevating access platform or the like is provided to prevent overbalancing of the apparatus in operation. The device comprises a support leg (14) having a first tubular part (15) pivotally mounted within a second tubular part (16). When the leg (14) is in contact with the ground (26) the first part (15) does not contact switch (27) mounted on the second part (16) so as to extend into its interior. If the apparatus is loaded so as to tend to overbalance, the first part (15) of the leg (14) comes out of contact with the ground and pivots relative to the second part (16), thus contacting the switch (27) and thereby preventing further extension of an extendible boom of the apparatus or causing retraction thereof. <IMAGE>
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8107702A GB2094261A (en) | 1981-03-11 | 1981-03-11 | Safety device |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8201463L true SE8201463L (en) | 1982-09-12 |
SE8201463A0 SE8201463A0 (en) | 1982-09-12 |
Family
ID=10520323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8201463A SE8201463A0 (en) | 1981-03-11 | 1982-03-09 | Safety device for elevated and lowerable work platforms |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3208535A1 (en) |
FR (1) | FR2501661A1 (en) |
GB (1) | GB2094261A (en) |
SE (1) | SE8201463A0 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8430719D0 (en) * | 1984-12-05 | 1985-01-16 | Taylor A | Game |
US5934409A (en) * | 1997-06-26 | 1999-08-10 | Genie Industries, Inc. | Trailer personnel lift with a level sensor and manually set outriggers |
-
1981
- 1981-03-11 GB GB8107702A patent/GB2094261A/en not_active Withdrawn
-
1982
- 1982-03-09 SE SE8201463A patent/SE8201463A0/en not_active Application Discontinuation
- 1982-03-10 FR FR8203997A patent/FR2501661A1/en active Pending
- 1982-03-10 DE DE19823208535 patent/DE3208535A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2094261A (en) | 1982-09-15 |
DE3208535A1 (en) | 1982-09-23 |
SE8201463A0 (en) | 1982-09-12 |
FR2501661A1 (en) | 1982-09-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 8201463-0 |