Patents by Inventor Bernd-Peter Herrmann

Bernd-Peter Herrmann 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).

  • Dishwasher connectable for single-phase alternating current connection
    Patent number: 5429146
    Abstract: A dishwasher equipped for single-phase alternating current connection, in particular a dishwasher for typical designated use in a household, includes a recirculating pump for wash water and rinse water with which items to be cleaned are acted upon under a spray pressure. A three-phase rotary current motor drives the recirculating pump. An electronically controlled single-phase AC/three-phase rotary current/frequency inverter impresses current on the three-phase rotary current motor.
    Type: Grant
    Filed: August 16, 1993
    Date of Patent: July 4, 1995
    Assignee: Bosch-Siemens Hausgeraete GmbH
    Inventors: Richard Graf, Uwe Kampet, Bernd-Peter Herrmann