Patents by Inventor Shan'en Gao

Shan'en Gao 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).

  • Power tool having a spindle lock
    Patent number: 9174328
    Abstract: A spindle lock (10) includes a detent arrangement including springs (25) acting on projections (30), each projection engaging one of a pair of recesses (40, 41) to control and buffer the rotation of a spindle (13) and to delay the engagement of locking elements (26a, 26b). A compact, reliable mechanism with a high degree of modularity is achieved by providing the recesses in an inner rotor (31) and the springs and projections in an outer rotor (18) that extends about the inner rotor.
    Type: Grant
    Filed: March 8, 2010
    Date of Patent: November 3, 2015
    Assignee: Techtronic Power Tools Technology Limited
    Inventors: Zhaojun Shi, Canquan Huang, Shan'en Gao
  • POWER TOOL HAVING A SPINDLE LOCK
    Publication number: 20130025901
    Abstract: A spindle lock (10) includes a detent arrangement including springs (25) acting on projections (30), each projection engaging one of a pair of recesses (40, 41) to control and buffer the rotation of a spindle (13) and to delay the engagement of locking elements (26a, 26b). A compact, reliable mechanism with a high degree of modularity is achieved by providing the recesses in an inner rotor (31) and the springs and projections in an outer rotor (18) that extends about the inner rotor.
    Type: Application
    Filed: March 8, 2010
    Publication date: January 31, 2013
    Inventors: Zhaojun Shi, Canquan Huang, Shan'en Gao