Patents by Inventor H. C. Harbers

H. C. Harbers 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).

  • Manually actuable, machine readable menu card with rib controlled bubbles
    Patent number: 4889981
    Abstract: A menu device comprises(a) a card,(b) indicia on the card listing items to be selected,(c) bubbles on the card in alignment with the indicia, the bubbles having positions on the card representative of items to be selected,(d) the bubbles having first positions projecting in one direction outwardly from the plane of the card, and second positions into which they are displaced relative to the plane of the card, by finger pressure, to indicate selection of items corresponding to bubble positions on the card,(e) the bubbles have integral local ribbing for bubble displacement control.
    Type: Grant
    Filed: November 14, 1988
    Date of Patent: December 26, 1989
    Assignee: Escorp, Inc.
    Inventor: H. C. Harbers, Jr.
  • Menu device
    Patent number: 4808805
    Abstract: A menu device comprises(a) a card,(b) successive rows of indicia on the card listing items to be selected,(c) rows of bubbles on the card in alignment with said rows of indicia, the bubbles having positions on the card representative of numbers of items to be selected,(d) each bubble having a first position projecting upwardly from the plane of the card, and a second position into which it is displaced relative to the plane of the card, by finger pressure, to indicate selection of a number of said items corresponding to bubble position on the card.
    Type: Grant
    Filed: October 8, 1986
    Date of Patent: February 28, 1989
    Assignee: Escorp, Inc.
    Inventor: H. C. Harbers
  • Key mechanism
    Patent number: 4368364
    Abstract: A key device, as used in a keyboard, comprises(a) a hinge,(b) a key tab projecting in one direction relative to the hinge, and connected with the hinge,(c) a pusher projecting in another direction relative to the hinge, and connected with the hinge, and(d) a spring arranged to be deflected when the key tab is downwardly depressed about the hinge axis, to resist such depression.
    Type: Grant
    Filed: December 3, 1980
    Date of Patent: January 11, 1983
    Assignee: Load Cells Inc.
    Inventor: H. C. Harbers, Jr.
  • Electronic scale
    Patent number: D268334
    Type: Grant
    Filed: October 23, 1980
    Date of Patent: March 22, 1983
    Assignee: Load Cells Inc.
    Inventor: H. C. Harbers, Jr.