Patents Assigned to Pearl Baths Inc.
  • Dynamically balanced suction relief for hydrotherapy tubs and spas
    Patent number: 4602391
    Abstract: A dynamically balanced suction relief is provided for a hydrotherapy tub or spa in which a controlled amount of water under pressure is supplied from the water pump to an air inlet duct to maintain a column of water in the air duct under normal conditions.
    Type: Grant
    Filed: October 17, 1985
    Date of Patent: July 29, 1986
    Assignee: Pearl Baths Inc.
    Inventor: Philip E. Shepherd
  • Whirlpool bathtub
    Patent number: D300661
    Type: Grant
    Filed: June 16, 1986
    Date of Patent: April 11, 1989
    Assignee: Pearl Baths Inc.
    Inventor: Kent A. Dowse