Power transmission device
US8414452B2 · kind B2 · utility
2Cited by
7References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 13, 2010 |
| Grant date | Apr 9, 2013 |
| Priority date | — |
| Expiry date | Jan 17, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2312/14
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A power transmission device is installed in a vehicle and connected to a power generation source that is capable of outputting power for driving. The power transmission device includes a belt-type continuously variable transmission; a working fluid accumulation portion; a friction engagement element; a first pump; a pressure regulating valve; a friction engagement element pressure regulating valve; a second pump; and a switching valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.