| 摘要 |
1,274,911. Hydrodynamic brakes. CATER- PILLAR TRACTOR CO. 11 April, 1969 [12 June, 1968], No. 18749/69. Heading F2E. [Also in Division F1]. An internal combustion engine 10 and hydrodynamic retarder combination has the rotor 21 of the retarder attached directly to the crankshaft 15 and positioned between bearing means 14 and a flywheel 22 which is attached to the crankshaft 15 and the rotor of the retarder has rotor pockets 30 positioned adjacent stator pockets 27, 29 formed on a stationary housing 26, 28 which encloses the rotor. The rotor 21 may be a press fit together with timing gears 16 and collars 19, 20 on to an extension 15 of the crankshaft and is secured to a flange 18 by bolts 24. The engine oil pump may be used to supply braking fluid to the retarder. |
