Electronic key and reader apparatus for a lock
US6776331B2 · kind B2 · utility
2Cited by
7References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 24, 2002 |
| Grant date | Aug 17, 2004 |
| Priority date | — |
| Expiry date | Jul 24, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R2325/205
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An electronic key and reader apparatus for a lock include a key (400) incorporating a display (402) on which is rendered an image representing a keycode (410), the keycode being adapted in relation to the operation of the key. A reader incorporated in the reader apparatus scans the keycode using a sensor array (408) and may interact with the key by exchanging message data (406) using communication port (404).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.