Patents by Inventor Yongsen Chai

Yongsen Chai 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).

  • Patent number: 7475445
    Abstract: A transmission mechanism suitable to be used in a washing machine for creating dual-direction driving comprises a drive power input end and two drive power output ends, in which one of drive power output ends is connected to an agitator shaft (10) to drive the agitator shaft rotating in a first direction; while the other of drive power output ends is connected with an inner basket shaft (11) to drive the inner basket shaft rotating in a second direction opposed to the first direction. A washing machine for creating dual-direction washing and a washing method for creating dual-direction washing in a washing machine are disclosed in the present invention. Furthermore, an agitator and an inner basket suitable to be used in the washing machine are disclosed in the present invention.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: January 13, 2009
    Assignees: Haier Group Corporation, Haier Electric Appliances International Co., Ltd.
    Inventors: Yongsen Chai, Zhancun Jiang, Kaiming Wang, Zhichun Zhang, Peishi Lu, Zezhen Hua, Sheng Xu, Zongrui Chi
  • Patent number: 7215980
    Abstract: A kind of pen-type mobile telephone. It comprises: housing (1), display (2), button (3, 4, 5), telephone receiver (6), earphone (7), etc. It is characterized in that said pen-type mobile telephone's housing possesses slender rod-form; said display (2) is slender and in longitudinal setting; In said housing (1), also included are: printed circuit board (11), radio frequency module (12), fundamental frequency module (13), and SIM card plug & receptacle (14); said printed circuit board (11) uses more than 6 layer printed circuit board, with its width less than the width of the housing (1); widths of said radio frequency module (12) and fundamental frequency module (13) are also less than the width of the housing; socket (9) inserted with SIM card plug & receptacle is set at the side face of said housing (1), and said SIM card plug & receptacle (14) uses drawer-type SIM plug receptacle. The volume of said housing (1) is less than: length 140 mm×width 35 mm×thickness 23 mm.
    Type: Grant
    Filed: January 30, 2003
    Date of Patent: May 8, 2007
    Assignees: Haier Group Corporation, Qingdao Haier Telecom Co., Ltd.
    Inventors: Yongsen Chai, Chunguang Song, Xiangji Li, Xintao Sun
  • Publication number: 20060154688
    Abstract: A kind of pen-type mobile telephone. It comprises: housing (1), display (2), button (3, 4, 5), telephone receiver (6), earphone (7), etc. It is characterized in that said pen-type mobile telephone's housing possesses slender rod-form; said display (2) is slender and in longitudinal setting; In said housing (1), also included are: printed circuit board (11), radio frequency module (12), fundamental frequency module (13), and SIM card plug & receptacle (14); said printed circuit board (11) uses more than 6 layer printed circuit board, with its width less than the width of the housing (1); widths of said radio frequency module (12) and fundamental frequency module (13) are also less than the width of the housing; socket (9) inserted with SIM card plug & receptacle is set at the side face of said housing (1), and said SIM card plug & receptacle (14) uses drawer-type SIM plug receptacle. The volume of said housing (1) is less than: length 140 mm×width 35 mm×thickness 23 mm.
    Type: Application
    Filed: January 30, 2003
    Publication date: July 13, 2006
    Applicant: Qingdao Haier Telecom Co., Ltd.
    Inventors: Yongsen Chai, Chunguang Song, Xiangji Li
  • Publication number: 20050039496
    Abstract: A transmission mechanism suitable to be used in a washing machine for creating dual-direction driving comprises a drive power input end and two drive power output ends, in which one of drive power output ends is connected to an agitator shaft (10) to drive the agitator shaft rotating in a first direction; while the other of drive power output ends is connected with an inner basket shaft (11) to drive the inner basket shaft rotating in a second direction opposed to the first direction. A washing machine for creating dual-direction washing and a washing method for creating dual-direction washing in a washing machine are disclosed in the present invention. Furthermore, an agitator and an inner basket suitable to be used in the washing machine are disclosed in the present invention.
    Type: Application
    Filed: June 12, 2002
    Publication date: February 24, 2005
    Inventors: Yongsen Chai, Zhancun Jiang, Kaiming Wang, Zhichun Zhang, Peishi Lu, Zezhen Hua, Sheng Xu, Zongrui Chi
  • Publication number: 20020148245
    Abstract: A horizontal freezer with drawer(s) therein, comprising a housing including an upper freezing chamber and at least one lower freezing chamber, the upper freezing chamber and lower freezing chamber being separated by a plate, the upper freezing chamber having a top entrance and the lower freezing chamber having a side entrance a; an cover connected to the top of the housing for closing the top entrance of the upper freezing chamber; at least one drawer, said drawer being mounted in the lower freezing chamber by means of a sliding support assembly; an evaporator, at least part of which is embedded in said housing, the housing includes an upper front panel preformed separately, a back panel and two opposite side panels, with the upper front panel connected to the two opposite side panels.
    Type: Application
    Filed: June 15, 2001
    Publication date: October 17, 2002
    Inventors: Yongsen Chai, Jian Ma, Biao Li, Kegang Huang
  • Patent number: 6449976
    Abstract: A horizontal freezer comprising a housing including an upper freezing chamber and a freezing chamber, the upper freezing chamber and lower freezing chamber being separated by a plate, the upper freezing chamber having a top entrance and the lower freezing chamber having a side entrance; a cover connected to the top of the housing for closing the top entrance of the upper freezing chamber; a drawer being mounted in the lower freezing chamber by means of a sliding support assembly; an evaporator, at least part of which is embedded in said housing, the housing includes an upper front panel, back panel and two opposite side panels, with the upper front panel connected to the two opposite side panels. The sliding support assembly includes an inner sliding support and an outer sliding support.
    Type: Grant
    Filed: June 15, 2001
    Date of Patent: September 17, 2002
    Assignees: Haier Group Corporation, Qingdai Haier Icebox Co., Ltd.
    Inventors: Yongsen Chai, Jian Ma, Biao Li, Kegang Huang
  • Patent number: D452255
    Type: Grant
    Filed: March 2, 2001
    Date of Patent: December 18, 2001
    Assignees: Haier Group Corporation, Quingdao Haier Icebox Co., Ltd.
    Inventors: Yongsen Chai, Jian Ma, Biao Li, Dinghua Wang
  • Patent number: D491542
    Type: Grant
    Filed: October 30, 2002
    Date of Patent: June 15, 2004
    Assignees: Haier Group Corporation, Qingdao Haier Communication Co., Ltd.
    Inventors: Yongsen Chai, Chunguang Song, Xintao Sun