Patents by Inventor Adolph Armor Gebhardt

Adolph Armor Gebhardt 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).

  • Sewing machine loop taker mounting
    Patent number: 3955520
    Abstract: A sewing machine loop taker mounting on a drive shaft formed with a loop taker lubricating conduit in which oil leakage out of the mounting is eliminated. The drive shaft is formed with a socket accommodating a hub on the loop taker so that the hub may be formed with a tapered bore into which the head of a lubricant metering screw on the shaft projects.
    Type: Grant
    Filed: July 22, 1975
    Date of Patent: May 11, 1976
    Assignee: The Singer Company
    Inventor: Adolph Armor Gebhardt