×

Dual transmission-fluid-level maintenance system

  • US 4,962,830 A
  • Filed: 09/18/1989
  • Issued: 10/16/1990
  • Est. Priority Date: 09/18/1989
  • Status: Expired due to Fees
First Claim
Patent Images

1. A fluid level maintenance apparatus for use with an automatic transmission system of a motor vehicle, said transmission system including:

  • a housing having a fluid inlet and a fluid outlet, said housing being dimensioned to retain an operational volume of a fluid,a heat exchanger having a fluid inlet and a fluid outlet, said heat exchanger fluid inlet being coupled to said housing fluid outlet, and said heat exchanger fluid outlet being coupled to said housing fluid inlet, andmeans, coupled to one of said housing fluid inlet and outlet, for urging movement of said fluid;

    said fluid level maintenance apparatus being for maintaining substantially said operational volume of said fluid in said housing when said urging means is operational and for supplying an additional volume of said fluid to said housing when said urging means is inoperative, said apparatus comprising;

    a container having first and second openings therein;

    means for coupling said first opening of said container to said housing fluid inlet; and

    means for coupling said second opening of said container to said housing fluid outlet, said container and at least one of said coupling means being collectively dimensioned to enclose a volume substantially equal to said additional volume of fluid.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×