Patents by Inventor Fun Kong Cheng

Fun Kong Cheng 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).

  • Housing for electronic air cleaner
    Patent number: 6425945
    Abstract: An electronic air cleaner assembly (1) for attachment to an air handling unit AHU (2) of an air-conditioning system has a housing (10) containing a plurality of electrostatic filter cells (20). One side wall (11) of the housing (10) is pivotally mounted to a side (5) of the AHU (2) by hinges (30) and the opposite side wall (12) is releasably attached to the opposite wall (6) of the AHU (2) by a releasable locking device (42,44). Wheels (46) are provided on the housing (10) to assist in moving it from a closed position to an open position which allows access to the heat exchanger coil(s) (4) of the AHU (2). The electrostatic filter cells (20) may be readily removed either through the open front face or through one of the walls of the housing (10) for checking and maintenance.
    Type: Grant
    Filed: January 17, 2002
    Date of Patent: July 30, 2002
    Assignee: Airwave Pte Ltd.
    Inventor: Fun Kong Cheng
  • HOUSING FOR ELECTRONIC AIR CLEANER
    Publication number: 20020062739
    Abstract: An electronic air cleaner assembly (1) for attachment to an air handling unit AHU (2) of an air-conditioning system has a housing (10) containing a plurality of electrostatic filter cells (20). One side wall (11) of the lousing (10) is pivotally mounted to a side (5) of the AHU (2) by hinges (30) and the opposite side wall (12) is releasably attached to the opposite wall (6) of the AHU (2) by a releasable locking device (42,44). Wheels (46) are provided on the housing (10) to assist in moving it from a closed position to an open position which allows access to the heat exchanger coil(s) (4) of the AHU (2). The electrostatic filter cells (20) may be readily removed either through the open front face or through one of the walls of the housing (10) for checking and maintenance.
    Type: Application
    Filed: January 17, 2002
    Publication date: May 30, 2002
    Inventor: Fun Kong Cheng
  • Housing for electronic air cleaner
    Patent number: 6387164
    Abstract: An electronic air cleaner assembly (1) for attachment to an air handling unit AHU (2) of an air-conditioning system has a housing (10) containing a plurality of electrostatic filter cells (20). One side wall (11) of the housing (10) is pivotally mounted to a side (5) of the AHU (2) by hinges (30) and the opposite side wall (12) is releasably attached to the opposite wall (6) of the AHU (2) by a releasable locking device (42,44). Wheels (46) are provided on the housing (10) to assist in moving it from a closed position to an open position which allows access to the heat exchanger coil(s) (4) of the AHU (2). The electrostatic filter cells (20) may be readily removed either through the open front face or through one of the walls of the housing (10) for checking and maintenance.
    Type: Grant
    Filed: September 9, 1999
    Date of Patent: May 14, 2002
    Assignee: Airwave PTE LTD
    Inventor: Fun Kong Cheng