Reduction gearbox for drum brake, offering significant conformability
US12168427B2 · kind B2 · utility
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12Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 18, 2019 |
| Grant date | Dec 17, 2024 |
| Priority date | — |
| Expiry date | Jul 8, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D2121/24
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A reduction motor for a parking brake mechanical actuator of a drum brake comprising an electric motor comprising an output shaft extending along a first axis, and a reduction gearbox comprising an output shaft extending along a second axis, in which the reduction gearbox, comprises stepped tangentially-meshing spur gears, each stepped gear comprising a gearwheel and a coaxial pinion, these being superposed on and secured to each other in terms of rotation, the stepped gears being mounted with the ability to rotate about mutually parallel axes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.