Patents by Inventor Regine Dreher

Regine Dreher 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).

  • Reduced noise electrical switch
    Patent number: 6153840
    Abstract: An electrical switch comprising: one of a housing and a housing part; a contact system attached to one of the housing and the housing part; an operating member for switching the contact system and arranged so that the operating member can move on one of the housing and the housing part; and at least one damping element, the damping element serving as a sound dampening bumper between the operating member and one of the housing and the housing part, and the damping element is located on at least one of the housing, the housing part and the operating member, and wherein the damping element is of a single unitary piece with at least one of the housing, the housing part and the operating member.
    Type: Grant
    Filed: December 22, 1998
    Date of Patent: November 28, 2000
    Assignee: Marquardt GmbH
    Inventor: Regine Dreher