Patents by Inventor Olaf Dreisbach

Olaf Dreisbach 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).

  • Stator for an electric motor
    Patent number: 8174161
    Abstract: Disclosed is a stator for an electric motor, especially a stepping motor, comprising at least two stator parts (14, 16, 18) which jointly surround a stator hole (12) and are interconnected, connecting sections being provided for connecting the stator parts (14, 16, 18). The stator is characterized in that the connecting sections (13, 15, 17) are tapered relative to the adjacent sections of the adjoining stator parts (14, 16, 18) in an axial direction, parallel to the axis (A) of the stator hole (12), and form isthmi between the adjoining stator parts.
    Type: Grant
    Filed: July 3, 2008
    Date of Patent: May 8, 2012
    Assignee: ETA SA Manufacture Horlogère Suisse
    Inventor: Olaf Dreisbach
  • STATOR FOR AN ELECTRIC MOTOR
    Publication number: 20110187221
    Abstract: Disclosed is a stator for an electric motor, especially a stepping motor, comprising at least two stator parts (14, 16, 18) which jointly surround a stator hole (12) and are interconnected, connecting sections being provided for connecting the stator parts (14, 16, 18). The stator is characterized in that the connecting sections (13, 15, 17) are tapered relative to the adjacent sections of the adjoining stator parts (14, 16, 18) in an axial direction, parallel to the axis (A) of the stator hole (12), and form isthmi between the adjoining stator parts.
    Type: Application
    Filed: July 3, 2008
    Publication date: August 4, 2011
    Applicant: ETA SA MANUFACTURE HORLOGERE SUISSE
    Inventor: Olaf Dreisbach