Patents by Inventor Dilip T. Naik

Dilip T. Naik 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).

  • Railway car roof hatch cover lock
    Patent number: 4262604
    Abstract: A mechanism for locking the lock straps of railway car hatch covers includes a pivoted lever which is clamped over the tongue of a lock strap. The clamping is achieved by means of a pivoted keeper member having a mouth portion engaging the ends of the lever in locking relation. The keeper member is pivotally supported and is positioned by an overcenter toggle action in a receiving or locked position by means of a leaf spring assembly. The locking and unlocking action may be accomplished by hand or foot operation.
    Type: Grant
    Filed: June 20, 1979
    Date of Patent: April 21, 1981
    Assignee: Pullman Incorporated
    Inventors: Babgaunda A. Patil, Richard L. Tuck, Sr., Dilip T. Naik
  • Stability bracing for twist on high gondolas or hopper cars
    Patent number: 4082045
    Abstract: A high volume railway gondola car particularly suited for high speed rail operations having a bracing structure extending the length of the car including a plurality of serially interconnected V-shaped trusses having laterally longitudinally downwardly convergent bracing members coupling the car walls to the underframe along the centerline of the car.
    Type: Grant
    Filed: October 7, 1976
    Date of Patent: April 4, 1978
    Assignee: Pullman Incorporated
    Inventors: George S. McNally, Dilip T. Naik, John H. Spence