Patents by Inventor E. David Edwards

E. David Edwards 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).

  • Adapter for motor-speed reducer sets
    Patent number: 4185514
    Abstract: A motor-speed reducer set comprising a C-flange worm gear speed reducer, an adapter connected to the speed reducer and having a drive shaft for driving the input shaft of the speed reducer, and an electric motor for driving the drive shaft of the adapter.
    Type: Grant
    Filed: October 2, 1978
    Date of Patent: January 29, 1980
    Inventor: E. David Edwards