Patents by Inventor Clive Dayson

Clive Dayson 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).

  • Mechanical log yarding carriage
    Patent number: 4646924
    Abstract: The cable carriage is for use with a skyline log yarding system. The carriage runs and is supported on the fixed skyline. One main-haulback cable connected to winch drums at each end moves the carriage back and forth on the skyline. A tagline wound on a tagline drum is fed out as needed and is used to pull a log toward the carriage, raise it and hold it as the carriage is moved.
    Type: Grant
    Filed: December 16, 1985
    Date of Patent: March 3, 1987
    Assignee: Canadian Patents and Development Limited
    Inventor: Clive Dayson