Brakes – Elements – Cooling and lubricating
Reexamination Certificate
2006-10-17
2006-10-17
Siconolfi, Robert A. (Department: 3683)
Brakes
Elements
Cooling and lubricating
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
Chawla Jatinder Singh
Manrao Ram Kumar
Punjab Tractors Limited
Siconolfi Robert A.
Venable LLP
Voorhees Catherine M.
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