Connector for a camera
US4970558A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 20, 1988 |
| Grant date | Nov 13, 1990 |
| Priority date | — |
| Expiry date | Jul 20, 2008 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R13/2421
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An optical accessory includes a bayonet mount attachable to a camera body side mount and accessory side connection terminals which contact the camera body side connecting terminals when the accessory side bayonet mount is attached to the camera body side bayonet mount. The accessory side connecting terminals have their end portions arranged to project in the direction of the optical axis behind the accessory side bayonet mount. In one preferred embodiment, the optical accessory further includes a member having a projection projecting in the direction of the optical axis behind the accessory side connecting terminals. The projection is positioned on the inner circumference side of the accessory side connecting terminals and is arranged near to the accessory side connection terminals. In another preferred embodiment, the end portions of the connecting terminals have plural height differences, and a contact seat also is provided for holding the accessory side connecting terminals. The contact seat has its rear side surface in the direction of the optical axis located at substantially the same height as the accessory side connecting terminals. The contact seat is fixed by a fastener in…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.