Patents by Inventor Chengbu Heng

Chengbu Heng 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).

  • Slider and manufacturing method thereof, head gimbal assembly, disk drive with same
    Patent number: 7656617
    Abstract: The invention discloses a manufacturing method of slider. The slider comprises an incline portion (6) connecting a read/write portion (24) disposed with a convex configuration on an air bearing surface opposite to a recording medium, and a concave portion (26) adjacent to an end thereof where airflow flows in. The incline portion (6) includes a first incline portion (61) with a substantially linear shape connected with a surface of the read/write portion (24) and a second incline portion (62) with substantially linear shape connected with the concave portion (26). A first incline angle ?1 of the concave portion (26) with respect to the first incline portion (61) is larger than a second incline angle ?2 of the concave portion (26) with respect to the second incline portion (62).
    Type: Grant
    Filed: March 27, 2006
    Date of Patent: February 2, 2010
    Assignee: SAE Magnetics (H.K.) Ltd.
    Inventors: Chengbu Heng, Guowei Li, Jianhui Huang
  • Slider and manufacturing method thereof, head gimbal assembly, disk drive with same
    Publication number: 20060232885
    Abstract: The invention discloses a manufacturing method of slider. The slider comprises an incline portion (6) connecting a read/write portion (24) disposed with a convex configuration on an air bearing surface opposite to a recording medium, and a concave portion (26) adjacent to an end thereof where airflow flows in. The incline portion (6) includes a first incline portion (61) with a substantially linear shape connected with a surface of the read/write portion (24) and a second incline portion (62) with substantially linear shape connected with the concave portion (26). A first incline angle ?1 of the concave portion (26) with respect to the first incline portion (61) is larger than a second incline angle ? 2 of the concave portion (26) with respect to the second incline portion (62).
    Type: Application
    Filed: March 27, 2006
    Publication date: October 19, 2006
    Applicant: SAE Magnetics (H.K.) Ltd.
    Inventors: Chengbu Heng, Guowei Li, Jianhui Huang