Reduces effort required to apply brakes by about 75 per cent and permits of varying retarding force within wide limits; used in Belgium, France and England.
Dewandre vacuum servo brake being demonstrated in U. S.
Automotive Industries
Automotive Industries ; 54 , n 12
1926
2 pages
4 Figs.
Article (Journal)
English
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Engineering Index Backfile | 1938
Engineering Index Backfile | 1938
Girling vacuum-servo brake control
Engineering Index Backfile | 1957