GB489709A - Improvements in or relating to blocks for use in raising or supporting raised bodies - Google Patents
Improvements in or relating to blocks for use in raising or supporting raised bodiesInfo
- Publication number
- GB489709A GB489709A GB300037A GB300037A GB489709A GB 489709 A GB489709 A GB 489709A GB 300037 A GB300037 A GB 300037A GB 300037 A GB300037 A GB 300037A GB 489709 A GB489709 A GB 489709A
- Authority
- GB
- United Kingdom
- Prior art keywords
- block
- blocks
- raising
- brice
- wood
- 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
-
- 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
- B66F13/00—Common constructional features or accessories
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Handcart (AREA)
Abstract
489,709. Prizing-tools. BRICE, E. L., and BRICE, A. Feb. 2, 1937, No. 3000. [Class 61 (ii)] [Also in Groups XXXI and XIV] A portable compound supporting - block adapted to serve as a support for a vehicle or to provide successive fulcrums for a lever in extracting or raising objects from the ground &c. comprises a main block A and one or more auxiliary blocks B, C, D, pivotally connected to the main block so that they may be brought successively into position to increase the effective height. The block A is formed with vertical ends and sloping sides, the blocks B, C, D being pivotally connected thereto by arms G, the length of each upper block being greater than that of the block below by the thickness of the arms. The blocks may be of wood or metal. When of wood, metal corner pieces L and end plates K may be provided. For storage or carriage, the auxiliary blocks may be swung round into engagement, side by side with the undersurface of the block A, a carrying handle M being provided.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB300037A GB489709A (en) | 1937-02-02 | 1937-02-02 | Improvements in or relating to blocks for use in raising or supporting raised bodies |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB300037A GB489709A (en) | 1937-02-02 | 1937-02-02 | Improvements in or relating to blocks for use in raising or supporting raised bodies |
Publications (1)
Publication Number | Publication Date |
---|---|
GB489709A true GB489709A (en) | 1938-08-02 |
Family
ID=9750043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB300037A Expired GB489709A (en) | 1937-02-02 | 1937-02-02 | Improvements in or relating to blocks for use in raising or supporting raised bodies |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB489709A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1136083B (en) * | 1959-09-14 | 1962-09-06 | Joyce Cridland Company | Vehicle support device for lifting platforms |
-
1937
- 1937-02-02 GB GB300037A patent/GB489709A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1136083B (en) * | 1959-09-14 | 1962-09-06 | Joyce Cridland Company | Vehicle support device for lifting platforms |
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