Patents by Inventor Daniel P. Kinard

Daniel P. Kinard 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).

  • Auxiliary railroad wheel lift assembly for road vehicle
    Patent number: 5018453
    Abstract: A conversion apparatus (10) for converting a vehicle (V) for travel on a railway comprises first and second assemblies (20, 20') connected by an axle (23). Each assembly (20, 20') comprises a first support member (11) rigidly mounted to the vehicle frame and a second support member (13) pivotally mounted to the vehicle frame. The second support member is coupled to the first support member for limiting the pivotal movement of the second support member relative to the vehicle frame. A pair of railway wheel support arms (18, 18') are pivotally mounted to the second support member (13) for movement between raised and lowered positions and carry a railway wheel (21) rotatably mounted thereon. A hydraulic cylinder (22) moves the railway wheel support arms between the raised and lowered positions.
    Type: Grant
    Filed: December 4, 1989
    Date of Patent: May 28, 1991
    Assignee: Bankhead Enterprises, Inc.
    Inventor: Daniel P. Kinard
  • Car carrier with two-stage telescopic hydraulic cylinders
    Patent number: 4172612
    Abstract: A two-stage double acting telescopic hydraulic cylinder includes two fluid ports formed in the external cylinder, one port for receiving fluid to distend both cylinder stages and the other port for receiving fluid to retract both cylinder stages. The cylinders are used in combination with car carrying trailers.
    Type: Grant
    Filed: July 17, 1978
    Date of Patent: October 30, 1979
    Assignee: Bankhead Enterprises, Inc.
    Inventor: Daniel P. Kinard