Oil system

Brakes – Elements – Cooling and lubricating

Reexamination Certificate

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Details

C188S26400E, C188S071600

Reexamination Certificate

active

07121389

ABSTRACT:
The invention relates to an improved system for supplying filtered oil to wet brakes of the tractor without additional/auxiliary pump. The system comprises of a suitably sized connection provided on the drain line of the Hydraulic system, which supplies required quantity of filtered oil to the wet brakes through a passage with a line pressure of 2-3 kg/cm2. This positively ensures the oil supply and circulation of oil for heat removal from wet brakes. A hollow bush is so sized and located on the brake housing so as to maintain the required level of oil in the brake housing and to drain the excess oil in the transmission housing.

REFERENCES:
patent: 3859790 (1975-01-01), Bacquie et al.
patent: 3945208 (1976-03-01), O'Connor
patent: 4174615 (1979-11-01), Kuhn
patent: 4777797 (1988-10-01), Mucheyer
patent: 5669479 (1997-09-01), Matsufuji
patent: 5975257 (1999-11-01), Roach
patent: 6260668 (2001-07-01), McClanahan

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