Patents by Inventor Allan Madrid

Allan Madrid 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).

  • ELECTRIC POWER TOOL, MOTOR, AND ROTOR THEREOF
    Publication number: 20230031766
    Abstract: The invention provides a power tool, a motor and a rotor thereof. The rotor includes a housing, a rotating shaft fixed on the housing, a yoke accommodated in the housing, and permanent magnets mounted on the yoke. The housing includes a bottom wall and a sidewall extending from an outer periphery of the bottom wall in an axial direction of the rotor. The rotor further includes a cooling fan, the cooling fan is located at an axial distal end of the sidewall away from the bottom wall. The rotating shaft, the yoke, the permanent magnets, the cooling fan and the housing are formed into a non-detachable whole by overmolding.
    Type: Application
    Filed: October 3, 2022
    Publication date: February 2, 2023
    Inventors: Quantong MA, Mingwai CHAU, Allan MADRID, Anping ZHAO
  • Mower and clutch
    Patent number: 9861039
    Abstract: A clutch for a mower has an electric motor, a drive mechanism connected with the motor and an output mechanism connected with the drive mechanism. The drive mechanism has a cam driven by the motor and a cam follower reciprocating along with the cam. Reciprocation of the cam follower switches the output mechanism between a transmission state and a non-transmission state.
    Type: Grant
    Filed: January 30, 2016
    Date of Patent: January 9, 2018
    Assignee: Johnson Electric S.A.
    Inventors: Xiang Dong Jiang, John Hammar, Man Fat Wong, Ming Wai Chau, Allan Madrid
  • MOWER AND CLUTCH
    Publication number: 20160219788
    Abstract: A clutch for a mower has an electric motor, a drive mechanism connected with the motor and an output mechanism connected with the drive mechanism. The drive mechanism has a cam driven by the motor and a cam follower reciprocating along with the cam. Reciprocation of the cam follower switches the output mechanism between a transmission state and a non-transmission state.
    Type: Application
    Filed: January 30, 2016
    Publication date: August 4, 2016
    Inventors: Xiang Dong JIANG, John HAMMAR, Man Fat WONG, Ming Wai CHAU, Allan Madrid