BS 1761:1951
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Specification for single bucket excavators of the crawler-mounted friction-driven type
Hardcopy , PDF
24-09-2012
English
05-09-1951
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Cooperating organizations
Foreword
Specification
1. Scope
2. Definitions
3. Information to be supplied with inquiry or order
4. Information to be supplied by the manufacturer
5. Compliance with statutory requirements
6. Power unit
7. Service conditions
8. Materials
9. Factor of safety
10. 'Front end' equipment
11. Standard jib length
12. Crawler bearing length
13. Face shovel working range
14. Forward stability
15. Backward stability
16. Lifting capacity and load indicator
17. Slewing
18. Structure
19. Struts, including jibs
20. Working stress in finished precision bolts and set
screws used in the excavator structure and machinery
21. Working stresses in rivets used in the structure
22. Rotating rollers
23. Mats
24. Splices
25. Welding
26. Travelling on a gradient
27. Steering
28. Controls
29. Guarding
30. Travelling and slewing
31. Rotating and fixed shafts and axles
32. Keys, keyways and splines
33. Gearing and pawls
34. Driving clutches and brakes
35. Wire ropes
36. Rope drums
37. Rope pulleys
38. Pulley and drum grooves
39. Angle of lead
40. Lifting hooks
41. Shackles
42. Lubrication
43. Electrical cables for power circuits
44. Instruction book
45. Driver's cab
46. Testing
47. Painting
48. Identification
Figures
1-7. Types of equipment
8-10. Diagrams illustrating stability formulae
11. Face shovel: dimensions and working ranges
12. Dragline: dimensions and working ranges
13. Drag shovel: dimensions and working ranges
14. Skimmer: dimensions and working ranges
15. Grabbing crane: dimensions and working ranges
16. Lifting crane: dimensions and working ranges
17. Pile driver: dimensions and working ranges
Appendices
A. Information recommended to be supplied with
inquiry or order
B. Information to be supplied by manufacturer
C. Acts, regulations and orders affecting excavators
in the United Kingdom
D. Maximum permissible stresses in fastenings
E. List of British standards applicable to materials
to be used in the manufacture of excavators
F. Design of struts
G. Capacity rating of buckets
Charts
1. Values of maximum permissible axial stresses, Fa
2. Values of Fbc
3. Values of K for steel complying with BS 15 and
Grade 15 steel tubes complying with BS 1775*
4. Values of K for steel complying with BS 548
5. Values of K for steel complying with BS 968 and
Grade 20 steel tubes complying with BS 1775*
* BS 1775 'Steel tubes for mechanical, structural and
general engineering purposes.'
Excavators up to 2½ cubic yards bucket capacity, mounted on tracks, all motions friction-driven. Defines and illustrates face shovels, drag lines, drag shovels, skimmers, grabbing cranes, cranes and pile drivers. Data on safety factors, ability, controls, power units, electrical equipment, testing.
| Committee |
MHE/3
|
| DevelopmentNote |
Inactive for the new design. (10/2007)
|
| DocumentType |
Standard
|
| Pages |
52
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| Standards | Relationship |
| UNE-EN 61800-7-302:2008 | Identical |
| BS 327:1964 | Specification for power-driven derrick cranes |
| BS 2799:1974 | Specification for power-driven tower cranes for building and engineering construction |
| BS 466:1984 | Specification for power driven overhead travelling cranes, semi-goliath and goliath cranes for general use |
| BS CP3010(1972) : 1972 | CODE OF PRACTICE FOR SAFE USE OF CRANES (MOBILE CRANES, TOWER CRANES AND DERRICK CRANES) |
| BS 357:1958 | Specification for power-driven travelling jib cranes (rail-mounted low carriage type) |
| BS 7333:1990 | Specification for slewing jib cranes |
| BS 1400:1948 | Schedule of copper alloy ingots and copper and copper alloy castings |
| BS 46-1:1958 | Keys and keyways and taper pins Specification. Keys and keyways |
| BS 1486-1:1959 | Lubricating nipples Lubricating nipples and adaptors for use on machinery and vehicles |
| BS 15:1961 | Mild steel for general structural purposes. |
| BS 545:1982 | Specification for bevel gears (machine cut) |
| BS 649(1958) : LATEST | THE PERFORMANCE OF RECIPROCATING COMPRESSION IGNITION (DIESEL) ENGINES, UTILIZING LIQUID FUEL ONLY, FOR GENERAL PURPOSES |
| BS 46-2(1929) : LATEST | KEYS AND KEYWAYS AND TAPER PINS - SPLINES AND SERRATIONS |
| BS 482(1958) : LATEST | WROUGHT IRON AND MILD STEEL HOOKS FOR CRANES, SLINGS, BLOCKS AND GENERAL ENGINEERING PURPOSES (EXCLUDING BUILDING OPERATIONS) |
| BS 591(1935) : LATEST | WROUGHT IRON AND MILD STEEL HOOKS OF THE `C' OR LIVERPOOL TYPE |
| BS 1775(1964) : LATEST | STEEL TUBES FOR MECHANICAL, STRUCTURAL AND GENERAL ENGINEERING PURPOSES |
| BS 1083:1965 | Specification for precision hexagon bolts, screws and nuts (B.S.W. & B.S.F. threads) |
| BS 310:1972 | Specification for blackheart malleable iron castings |
| BS 938(1962) : LATEST | GENERAL REQUIREMENTS FOR THE METAL-ARC WELDING OF STRUCTURAL STEEL TUBES TO BS1775 |
| BS 1116(1956) : LATEST | FLEXIBLE TRAILING CABLES FOR QUARRIES AND METALLIFEROUS MINES |
| BS 1856(1964) : LATEST | GENERAL REQUIREMENTS FOR THE METAL-ARC WELDING OF MILD STEEL |
| BS 302:1968 | Specification for wire ropes for cranes, excavators and general engineering purposes |
| BS 970(1972) : LATEST | |
| BS 693(1960) : LATEST | GENERAL REQUIREMENTS FOR OXY-ACETYLENE WELDING OF MILD STEEL |
| BS 721-1:1963 | Specification for worm gearing Imperial units |
| BS 721-2:1983 | Specification for worm gearing Metric units |
| BS 168(1936) : LATEST | INDUSTRIAL ELECTRIC MOTORS AND GENERATORS |
| BS 980(1950) : LATEST | STEEL TUBES FOR AUTOMOBILE PURPOSES |
| BS 825(1949) : LATEST | MILD STEEL SHACKLES |
| BS 621(1957) : LATEST | STEEL WIRE ROPES FOR CRANES, EXCAVATORS AND GENERAL ENGINEERING PURPOSES |
| BS 32(1952) : LATEST | STEEL BARS FOR THE PRODUCTION OF MACHINED PARTS |
| BS 765(1961) : LATEST | INTERNAL COMBUSTION ENGINES, SPARK IGNITION TYPE |
| BS 548:1934 | High tensile structural steel for bridges, etc., and general building construction |
| BS 46-3:1951 | Keys and keyways and taper pins Specification for solid and split taper pins for general engineering purposes |
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