Patents by Inventor Jerome P. Hoffman

Jerome P. Hoffman 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).

  • Method of making a hose coupling
    Patent number: 5419028
    Abstract: A hose coupling, ferrule therefor and methods of making the same are provided, the method of making the hose coupling comprising a ferrule having opposed ends and an insert interconnected to one of the ends of the ferrule so that an end of a hose can be inserted into the other end of the ferrule and over the insert to be subsequently clamped between the ferrule and the insert, the method comprising the steps of forming the ferrule from a length of tubular stock that has opposed ends by rotating the stock, inwardly swedging the stock at a predetermined location thereon to define the one end of the ferrule while the stock is rotating, and then cutting off a portion of the stock at a desired location thereon that is spaced inwardly from that one end of the stock to form the ferrule.
    Type: Grant
    Filed: April 4, 1994
    Date of Patent: May 30, 1995
    Assignee: Dayco Products, Inc.
    Inventors: Timothy J. Manning, Jerome P. Hoffman
  • Hose coupling, ferrule therefor and methods of making the same
    Patent number: 5339668
    Abstract: A hose coupling, ferrule therefor and methods of making the same are provided, the method of making the hose coupling comprising a ferrule having opposed ends and an insert interconnected to one of the ends of the ferrule so that an end of a hose can be inserted into the other end of the ferrule and over the insert to be subsequently clamped between the ferrule and the insert, the method comprising the steps of forming the ferrule from a length of tubular stock that has opposed ends by rotating the stock, inwardly swedging the stock at a predetermined location thereon to define the one end of the ferrule while the stock is rotating, and then cutting off a portion of the stock at a desired location thereon that is spaced inwardly from that one end of the stock to form the ferrule.
    Type: Grant
    Filed: October 27, 1993
    Date of Patent: August 23, 1994
    Assignee: Dayco Products, Inc.
    Inventors: Timothy J. Manning, Jerome P. Hoffman
  • Hose coupling, ferrule therefor and methods of making the same
    Patent number: 5285561
    Abstract: A hose coupling, ferrule therefor and methods of making the same are provided, the method of making the hose coupling comprising a ferrule having opposed ends and an insert interconnected to one of the ends of the ferrule so that an end of a hose can be inserted into the other end of the ferrule and over the insert to be subsequently clamped between the ferrule and the insert, the method comprising the steps of forming the ferrule from a length of tubular stock that has opposed ends by rotating the stock, inwardly swedging the stock at a predetermined location thereon to define the one end of the ferrule while the stock is rotating, and then cutting off a portion of the stock at a desired location thereon that is spaced inwardly from that one end of the stock to form the ferrule.
    Type: Grant
    Filed: August 21, 1992
    Date of Patent: February 15, 1994
    Assignee: Dayco Products, Inc.
    Inventors: Timothy J. Manning, Jerome P. Hoffman