Patents by Inventor Pong Koochingchai

Pong Koochingchai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20030202880
    Abstract: A wind wheel assembly of a separable air conditioner which comprises the following components. A plurality of multi-sectional wind wheels is fixed to a seat of the separable air conditioners. At least one motor is positioned on at least one respective positioning plate, each motor being connected between two wind wheels. A plurality of bearings are positioned on at least one respective positioning plate; each bearing being positioned between two wind wheels or positioned at the outer side of two outermost wind wheels. The at least one motor and the plurality of bearing are alternatively arranged; thereby, the wind wheel assembly is operated smoothly and steadily.
    Type: Application
    Filed: October 25, 2002
    Publication date: October 30, 2003
    Inventor: Pong Koochingchai
  • Patent number: 6511291
    Abstract: A blower assembly for a split air conditioner comprises a casing having a bearing trough in one end, a pair of rubber sleeve troughs in the other opposite end, a plurality of central hollow posts each having a threaded hole; and a blower having a plurality of blower units each having a shaft in one end and a hole in the other opposite end, at least one bearing seat, a plurality of bearings, at least one motor, a plurality of rubber sleeves mounted on the motor and together rested on the rubber sleeve troughs, and a plurality of plates for threadedly securing the rubber sleeves. By utilizing these components, a variety of advantages are obtained such as an increase of draft, more stable operation, no abnormal expansion and contraction, and noise reduction.
    Type: Grant
    Filed: January 8, 2001
    Date of Patent: January 28, 2003
    Inventor: Pong Koochingchai
  • Publication number: 20020067986
    Abstract: A blower assembly for a split air conditioner comprises a casing including a bearing trough in one end, a pair of rubber sleeve troughs in the other opposite end, a plurality of central hollow posts each having a threaded hole; and a blower including a plurality of blower units each having a shaft in one end and a hole in the other opposite end, at least one bearing seat, a plurality of bearings, at least one motor, and a plurality of rubber sleeves mounted on the motor and together rested on the rubber sleeve troughs, a plurality of plates for threadedly securing the rubber sleeves. By utilizing this, a variety of advantages are obtained such as an increase of draft, more stable operation, no abnormal expansion and contraction, and noise reduction.
    Type: Application
    Filed: January 8, 2001
    Publication date: June 6, 2002
    Inventor: Pong Koochingchai