Patents by Inventor Harold Coyle

Harold Coyle 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: 5331889
    Abstract: A manual can crusher for crushing a can having a housing with a top opening for receiving a can to be crushed, a bottom opening for discharging a crushed can, and an interior crushing wall with a creasing block mounted thereon. A crushing ram is disposed within the housing and is pivotable between an open position where the ram is opposite the crushing wall and a closed position where the ram is adjacent to the crushing wall. A longitudinally extending handle is rotatably mounted on the housing, and linkage couples the handle to the ram. A can to be crushed is placed into the top opening and the handle is rotated to move the ram between the open and closed positions via the linkage. The can is crushed against the interior crushing wall until is is sufficiently crushed to be discharged through the bottom opening.
    Type: Grant
    Filed: September 25, 1992
    Date of Patent: July 26, 1994
    Assignee: Edlund Company, Inc.
    Inventors: Laurence Bartlett, John Cowan, Harold Coyle, Robert DeGuise