Indication system of meter part
US6990922B2 · kind B2 · utility
241Cited by
18References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2002 |
| Grant date | Jan 31, 2006 |
| Priority date | — |
| Expiry date | Oct 30, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S116/36
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
This invention is to offer an indication system and method of a meter part having excellent visibility and designing property. Alight is irradiated from the first light source toward the indicating panel from the side of the indicating face for making the background part of the indicating panel luminous with a complementary color to a color indicating the indicator part of pointers, graduations, numerals and others.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.