Patents Assigned to 501 Wap Reinigungssysteme GmbH & Co.
  • High-pressure cleaning equipment
    Patent number: 4773592
    Abstract: A high pressure cleaning equipment will be described which can be operated by either hot water or superheated steam with the addition of cleaning chemicals as required. For increased safety of operation of the equipment, a safety valve is additionally provided together with, as required, a steam valve, which in the case of steam operation, directs only a noticeably reduced amount of cleaning fluid per unit of time to a heat exchanger which converts the cleaning fluid to steam.
    Type: Grant
    Filed: January 7, 1987
    Date of Patent: September 27, 1988
    Assignee: 501 Wap Reinigungssysteme GmbH & Co.
    Inventor: Guido Oberdorfer