Patents by Inventor Harold W. Tranter

Harold W. Tranter 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).

  • Compression moulding presses
    Patent number: 4269587
    Abstract: An upstroking compression moulding press includes a pair of side frame members to support an upper, fixed platen which is pivotably supported between said members, said platen having locking means thereon comprising a bar extending over at least the thickness of both of said sideframe members and the distance between them, together with means for displacing said bar from a first position in which it is spaced from said members and a second position in which end portions of the bar are received in notches in said members.
    Type: Grant
    Filed: January 7, 1980
    Date of Patent: May 26, 1981
    Assignee: British Industrial Plastics Limited
    Inventor: Harold W. Tranter