Logging By Crawler Type Tractors PDF Download

Download Improved Harvesting Methods: Arch mounted on crawler tractor; 2. End loading trucks; 3. Self-loading semi-trailers; 4. Log bucking yards; 5. Logging sulkies; 6. End-loading semi-trailer; 7. Hydraulic log cart; 8. Hydraulic clutch for truck winches; 9. Preloading detachable truck body; 10. Safety trip stake; 11. Tractor skidding attachments; 12. Sorting platform; 13. Portable spars; 14. Powered unloader; 15. Dump trucks for logging; 16. Straddle logging tractor; 17. Transporting logs by skyhook; 18. Mobile pulpwood harvesters; 19. Use of tongs to anchor skidders; 20. Inexpensive logging incline; 21. Log-measuring instrument; 22. Hydraulic skidding attachment; 23. Sliding jammers; 24. Combined bunching and skidding; 25. A "jeep logger"; 26. Slab pick-up racks; 27. Wissen cable system; 28. Preloading pulpwood racks; 29. Single line continuously moving cable systems; 30. Aerial skidding by gravity; 31. Racking short sawlogs for truck loading; 32. Self-loader for long logs; 33. Improved log loading tongs; 34. Halftrack log loader; 35. Powered trailer for wheeled tractor; 36. Railroad -car log loader; 37. Increased traction for wheeled tractors; 38. Inexpensive crane-type loader; 39. Hydraulic hoist log loader; 40. Improved alinement [sic] of logging roads reduces hauling costs; 41. Jack-knife sulky; 42. Skidding and bunching tractor; 43. Mobile pulpwood conveyor; 44. Mobile drum bark peeler; 45. Automatic trip stakes; 46. Front-end loaders; 47. Tractor pull-out chains; 48. Hand-operated sulky; 49. Chain bundling; 50. Rubber-tired skidders; 51. Wyssen cable operation in British Columbia; 52. Log trailer transfer unit; 53. Plank roads; 54. Cross-haul loading device; 55. Truck-loading booms; 56. Combination skidder-loader; 57. Transportation and handling of whole trees; 58. Improved handbooks; 59. Log dimensions and the selection of equipment Book in PDF, ePub and Kindle