Patents by Inventor Daniel P. Feldman

Daniel P. Feldman 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).

  • Self-steering apparatus for sailboats
    Patent number: 4003328
    Abstract: A self-steering mechanism comprises a pair of tension lines connected to an after section of the tiller, the lines having an elastic portion and passing through gunwale-mounted pulleys to return to a pulley and cleat assembly on the forward part of the tiller, the lines being tension-adjustable on the cleats for different points of sail and being capable of holding a boat on course without constant attention by the skipper.
    Type: Grant
    Filed: May 12, 1975
    Date of Patent: January 18, 1977
    Inventor: Daniel P. Feldman