Patents by Inventor Ramamurthy Natarajan

Ramamurthy Natarajan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Drum brakes for vehicles
    Patent number: 4350230
    Abstract: A drum brake is disclosed in which at least two, and preferably four, friction pad assemblies are symmetrically arranged with respect to the drum. The pad assemblies are slidably guided for movement towards and away from the drum in a substantially radial direction on drag-taking abutments in a relatively stationary drag-taking member, and the pad assemblies are applied to the drum by levers upon which actuators act.
    Type: Grant
    Filed: September 4, 1980
    Date of Patent: September 21, 1982
    Assignee: Girling Limited
    Inventors: Brian Ingram, David A. Harries, Ramamurthy Natarajan