Patents Assigned to John M. Alvarez
  • Patent number: 5613270
    Abstract: A motorless floor washing machine comprising a frame carrying a suction pump, wheels carried by the frame for moving of the machine and actuation of the pump to suck up a liquid, a handle for moving the frame and elements carried thereby, thereby to move the wheels and actuate the pump, a recovery tank fed by the pump, and a dispenser carried by the frame for discharging a cleaning liquid in front of the pump, whereby upon manual movement of the machine and discharge of a cleaning liquid carried thereby onto a floor, the cleaning liquid cleans the floor and is thereafter sucked up by the pump.
    Type: Grant
    Filed: December 30, 1993
    Date of Patent: March 25, 1997
    Assignees: David M. Alvarez, John M. Alvarez
    Inventors: John M. Alvarez, David M. Alvarez