Patents Assigned to Dial Manufacturing, Inc.
  • Method for molding a bearing sleeve for a multiple pole, shaded pole subfractional-horsepower induction motor
    Patent number: 6399007
    Abstract: A bearing sleeve and method for manufacturing the same enable a bearing to be placed in a captive position in the sleeve by inserting the bearing into a slot in the sleeve and then slidably rotating the bearing to the captive position.
    Type: Grant
    Filed: February 22, 2000
    Date of Patent: June 4, 2002
    Assignee: Dial Manufacturing, Inc.
    Inventor: John B. Hanneken
  • Multiple pole, shaded pole subfractional-horsepower induction motor
    Patent number: 6351047
    Abstract: A stationary washer in a motor is positioned on a shaft intermediate the motor rotor and a bearing. The shaft extends through the washer, rotor, and bearing. The stationary washer is free to move laterally and to tilt to insure that it remains in alignment with the bearing when the shaft tilts from its preferred normal orientation.
    Type: Grant
    Filed: May 17, 2000
    Date of Patent: February 26, 2002
    Assignee: Dial Manufacturing, Inc.
    Inventor: John B. Hanneken
  • Multiple pole, shaded pole subfractional-horsepower induction motor
    Patent number: 6139189
    Abstract: A bearing sleeve and method for manufacturing the same enable a bearing to be placed in a captive position in the sleeve by inserting the bearing into a slot in the sleeve and then slidably rotating the bearing to the captive position.
    Type: Grant
    Filed: February 10, 1998
    Date of Patent: October 31, 2000
    Assignee: Dial Manufacturing, Inc.
    Inventor: John B. Hanneken
  • Evaporative cooler pump
    Patent number: 5785507
    Abstract: An evaporative cooler pump is modularized to readily receive pump impellers and pump volutes of different shapes and dimensions in order to optimize the evaporative cooler water pump performance. The flow of water through the pump is streamlined to improve the efficiency of the pump.
    Type: Grant
    Filed: September 19, 1994
    Date of Patent: July 28, 1998
    Assignee: Dial Manufacturing, Inc.
    Inventor: John B. Hanneken
  • Multiple pole, shaded pole subfractional-horsepower induction motor
    Patent number: 5568000
    Abstract: A multiple pole, shaded pole, subfractional-horsepower induction motor includes a two piece stator. Wound wire is mounted on one piece of the stator before final assembly of the stator. Reluctance gaps are utilized to increase the strength of the motor.
    Type: Grant
    Filed: September 26, 1994
    Date of Patent: October 22, 1996
    Assignee: Dial Manufacturing, Inc.
    Inventor: John B. Hanneken
  • Double valve apparatus
    Patent number: 4820408
    Abstract: Double valve apparatus is used in a swimming pool chlorinating system for injecting chlorine gas into a swimming pool when a swimming pool pump is operating. Two valve elements move on and off two valve seats for preventing air from bleeding back to the water pump when the pump is not operating and for preventing back pressure in the system from introducing water into the chlorine gas line.
    Type: Grant
    Filed: July 22, 1988
    Date of Patent: April 11, 1989
    Assignee: Dial Manufacturing, Inc.
    Inventor: Bruce D. Sandig
  • Thermostatic control apparatus for evaporative cooling system
    Patent number: 4232531
    Abstract: Thermostatic control apparatus for evaporative cooling systems includes a single thermostat and a plurality of relays and relay contacts to select appropriate combinations of cooling, ventilating, and motor control speed for a fan or a blower.
    Type: Grant
    Filed: June 29, 1979
    Date of Patent: November 11, 1980
    Assignee: Dial Manufacturing, Inc.
    Inventors: William M. Mangam, Jr., John J. Willis, Jr., Myron Jones, Jr.