Device for increasing torque of crankshaft pulley
US10724493B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | May 22, 2018 |
| Grant date | Jul 28, 2020 |
| Priority date | — |
| Expiry date | Dec 7, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/2094
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A device for increasing torque of a crankshaft pulley includes: a pulley surrounding a crankshaft and connected to engine accessories; a planetary gear set having first, second, and third rotary elements, wherein the rotary element is always fixed to the pulley, the second rotary element is always fixed to the crankshaft, and the third rotary element is operated as a selective fixed element; a one-way clutch disposed between the first rotary element and the second rotary element to transmit rotational force only in a direction from the first rotary element to the second rotary element; and a first bearing disposed between the crankshaft and the first rotary element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.