Patents Assigned to Terada Pump Mfg. Co., Ltd.
  • Patent number: 4853124
    Abstract: A device for discharging bubbling streams of water into a bath. The device has a main float and a subfloat mounted on top of the main float so as to be floatable in the water in a bathtub and movable up and down with the change in the water level. The hot water in the bathtub is sucked up into the device from its bottom by a pump driven by a motor, the pump and the motor being mounted in the main float. The water drawn into the device is filtered by means of a strainer and sent up to the top of the device through a cylindrical space formed around the motor and passed through a plurality of injection nozzles, where air is mixed into the water to form bubbling streams, and through a plurality of downwardly angled discharge ports into the bathtub under the surface of the water.
    Type: Grant
    Filed: November 9, 1987
    Date of Patent: August 1, 1989
    Assignee: Terada Pump Mfg. Co., Ltd.
    Inventor: Seisaku Terada