Invention Grant
US08820714B2 Sleeve driving structure for various easy jacks 有权
袖子驱动结构,适用于各种便捷的插座

  • Patent Title: Sleeve driving structure for various easy jacks
  • Patent Title (中): 袖子驱动结构,适用于各种便捷的插座
  • Application No.: US13615364
    Application Date: 2012-09-13
  • Publication No.: US08820714B2
    Publication Date: 2014-09-02
  • Inventor: Leo Shih
  • Applicant: Leo Shih
  • Main IPC: B66F3/12
  • IPC: B66F3/12
Sleeve driving structure for various easy jacks
Abstract:
A sleeve driving structure for various easy jacks contains: a sleeve body including a polygonal fitting portion formed in a first end thereof for fitting with a rotating tool and including a first connecting extension and a second connecting extension symmetrically extending outward from a second end thereof, the first connecting extension and the second connecting extension being parallel to and separated from each other so as to insert at least one driving piece of a screw rod of a jack, and the first connecting extension and the second connecting extension having a first orifice and a second orifice symmetrically communicating and concentric with each other and defined in a first direction thereof; a bolt body fitted in the first orifice and the second orifice of the first connecting extension and the second connecting extension and at least one aperture of the at least one driving piece of the jack.
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