Inventor

RINGEL REGINALD K

US4 patents

Patents

4 patents

US4300775ANov 17, 1981

Liquid-filled radial seal

CATERPILLAR TRACTOR CO64 citations92

US4151999AMay 1, 1979

Shaft seal

CATERPILLAR TRACTOR CO44 citations89

US4206818AJun 10, 1980

Work vehicle and ring bearing arrangement therefor

CATERPILLAR TRACTOR CO23 citations77

US4099577AJul 11, 1978

Work vehicle and ring gear bearing arrangement therefor

CATERPILLAR TRACTOR CO14 citations68