Toroidal type continuously variable transmission
US6074324A · kind A · utility
7Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 10, 1998 |
| Grant date | Jun 13, 2000 |
| Priority date | — |
| Expiry date | Nov 10, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49462
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Improved input and output discs for toroidal type continuously variable transmissions are obtained by select processing techniques to form hardened layers. Processing techniques include, e.g., carburizing, carbonitriding, and high-frequency induction hardening. Shot peening may be used to impart compressive residual surface stress to predetermined disc portions to enhance resistance to cracking.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.