New automatic transmission standardized on Oldsmobile chassis described; although it is automatic in action and eliminates use of both friction clutch and clutch pedal, device gives driver complete control through accelerator pedal and change gear lever; transmission automatically progresses from first to fourth gear at appropriate road speeds varying with throttle opening; diagram of control system and general arrangement.
Hydra-matic gear box
Automobile Engr
Automobile Engineer ; 30 , n 394
1940
2 pages
Article (Journal)
English
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