Patents by Inventor Ronald C. Calcaterra

Ronald C. Calcaterra 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).

  • Patent number: 4864687
    Abstract: A door hinge assembly enabling a vehicle door to be readily removed and rehung during an assembly line operation. Upper and lower hinge door-half sub-assemblies each include a generally hat-shaped door mounting plate secured to the vehicle door and a U-shaped link plate connected to an associated door mounting plate by a pintle pin. Each link plate has a threaded bore in its base wall and a dowel extending downwardly from an upper flange. Upper and lower L-shaped body mounting plates, each having a first leg secured to the body, include an upper web with a dowel hole adapted to receive its associated link plate dowel. Each door mounting plate second leg has a threaded bore while a removable key locks each pair of sub-assembly plates fixing the door in a predetermined hold-open removal mode. To hang the door each link plate depending dowel is inserted in its associated body plate dowel hole aligning their respective threaded bores.
    Type: Grant
    Filed: January 17, 1989
    Date of Patent: September 12, 1989
    Assignee: Chrysler Motors Corporation
    Inventors: Ronald C. Calcaterra, Edward R. Ginther, Cornelius T. Heiler