The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 27, 2022
Filed:
Feb. 08, 2019
Komp-act SA, Renens, CH;
KOMP-ACT SA, Ecublens, CH;
Abstract
Embodiments described include a electrical linear motor comprising a stator and an actuation shaft movable in a linear axial direction with respect to the stator. The stator comprising a casing, an electromagnet array mounted in the casing. The electromagnet array comprising a central orifice extending in the linear axial direction within which the actuation shaft extends. The actuation shaft comprising a permanent magnet arrangement comprising a plurality of magnetic pole segments. The electromagnetic array comprising a plurality of electromagnets to generate a magnetic field that in conjunction with the magnetic field of the permanent magnet arrangement generates an electromotive force between the stator and actuation shaft having a component in the axial direction to drive the actuation shaft relative to the stator.