By applying new principle to rotate rear wheels, latest Commerce Relay Drive 3 1/2-ton trucks are said to have improved their performance and field of utility by margin of over 100 per cent; weight of truck and its load are employed advantageously to assist in rolling rear wheels, thus gravity is used to help maintain momentum of truck while under way, to assist in starting or overcoming obstacles or holes, and to provide additional traction when truck is in soft ground.
The commerce relay drive truck
Operation Maintenance
Operation and Maintenance ; 33 , n 5 ; p 36-37
1926
2 pages
4 Figs.
Article (Journal)
English
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