Vehicle and vehicle step apparatus with multiple drive motors
US10618472B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 16, 2019 |
| Grant date | Apr 14, 2020 |
| Priority date | — |
| Expiry date | Oct 16, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2702/02
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A vehicle step apparatus comprises a first extending and retracting device comprising a first mounting bracket, a first step bracket, and a first arm assembly configured to drive the first step bracket to move between a first extended position and a first retracted position; a second extending and retracting device comprising a second mounting bracket, a second step bracket, and a second arm assembly configured to drive the second step bracket to move between a second extended position and a second retracted position; a step mounted on the first and second step bracket; a first permanent magnet direct current motor mounted on the first mounting bracket and coupled with the first arm assembly to drive the first arm assembly; and a second permanent magnet direct current motor mounted on the second mounting bracket and coupled with the second arm assembly to drive the second arm assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.