Patents by Inventor Nestor M. Nadal

Nestor M. Nadal 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).

  • Window operator mechanism
    Patent number: 4037483
    Abstract: An operator for hinged windows in which all components are molded from polymeric material. The worm gear, sector gear and link are molded glass-filled nylon and the housing, crank and other components are molded ABS. The worm gear tooth has a top land to root axial dimension ratio of 4:10 and each face of the tooth is inclined at a 20.degree. angle. The sector gear has a pitch diameter to thickness ratio of 5:1. The link is provided with a stiffening rib.
    Type: Grant
    Filed: April 26, 1976
    Date of Patent: July 26, 1977
    Inventor: Nestor M. Nadal