Camera having a built-in and self-contained flash lighting sub-assembly
US6640055B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 14, 2002 |
| Grant date | Oct 28, 2003 |
| Priority date | — |
| Expiry date | Jan 14, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B2215/0503
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Camera having a built-in and self-contained flash sub-assembly. The camera includes a body having a movable cover member, and a flash device for illuminating a subject to be imaged. The flash device includes a light emitting unit, a capacitor for supplying electric current to the light emitting unit to emit a flash of light, and a step-up circuit which, in accordance with a power source such as a battery, etc., charges the capacitor. The light emitting unit, the capacitor, and the step-up circuit are disposed in the moveable cover member of the body. The flash sub-assembly also may be disposed within a pop-up/out flash type unit supported by a camera body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.