Patent · US Active

Axial anti-backlash stepper/servo motor

US11362562B2 · kind B2 · utility

1Cited by
4References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 12, 2021
Grant dateJun 14, 2022
Priority date
Expiry dateOct 12, 2041

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K2205/03
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A motor is provided. The motor includes a motor body and a rotor assembly. The rotor assembly includes a magnetic core mounted to a rotor shaft. The rotor assembly may include standoffs for accurately axially locating the magnetic core relative to rotor bearings. A drive nut adjustment arrangement may be provided. A mechanical interconnection between the drive nut and rotor shaft may be provided. A trailing end lead screw support may be provided. An axial preload arrangement may be provided to axially locate the rotor assembly within the motor body.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.