Patents by Inventor Casper W. Miller

Casper W. Miller 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).

  • Apparatus for applying liners to closures
    Patent number: 4336011
    Abstract: A method and apparatus for molding and curing liners in cap closures includes a molding head having a plurality of molding stations, a feeding mechanism for feeding unlined caps with charges of lined material to the molding head and a take-off mechanism for removing the completed liner. The feeding mechanism consists of a dispensing unit which is capable of dispensing more than one-thousand charges of material per minute and includes a gun having a lining compound receiving chamber with a needle reciprocated therein. The needle is normally biased to a closed position and is electrically moved to an open position through a solenoid and a photosensing mechanism which accurately senses the position of a rotating wheel of the feeding mechanism.
    Type: Grant
    Filed: July 24, 1980
    Date of Patent: June 22, 1982
    Assignee: National Can Corporation
    Inventors: Robert W. George, Casper W. Miller, Kenneth Rapey
  • Method of lining closures
    Patent number: 4293510
    Abstract: A method and apparatus for molding and curing liners in cap closures includes a molding head having a plurality of molding stations, a feeding mechanism for feeding unlined caps with charges of lined material to the molding head and a take-off mechanism for removing the completed liner. The feeding mechanism consists of a dispensing unit which is capable of dispensing more than one-thousand charges of material per minute and includes a gun having a lining compound receiving chamber with a needle reciprocated therein. The needle is normally biased to a closed position and is electrically moved to an open position through a solenoid and a photosensing mechanism which accurately senses the position of a rotating wheel of the feeding mechanism.
    Type: Grant
    Filed: May 18, 1980
    Date of Patent: October 6, 1981
    Assignee: National Can Corporation
    Inventors: Robert W. George, Casper W. Miller, Kenneth Rapey