Patents by Inventor William J. Vumback

William J. Vumback 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).

  • Patent number: 5617946
    Abstract: A push-button switch includes a base, a cover and a button subassembly. The button subassembly attaches to the underside of and extends through an opening of the cover. The cover includes tabs that extend from each side with a locking element further extending from an inner surface of each tab that engages slots in the base to hold the base and cover together. The switch can include different length fixed contacts and rivets in place of contact pads. The contacts can include the fixed contacts extending in parallel horizontal planes and the same or spaced transverse planes. The switch can also employ a pivot arm and an adjustable member to control the gap between the fixed contacts and moveable contacts.
    Type: Grant
    Filed: March 6, 1995
    Date of Patent: April 8, 1997
    Assignee: C & K Components, Inc.
    Inventors: Vincent P. Acampora, William J. Vumback