Door unlocking device for vehicle
US6072403A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 5, 1997 |
| Grant date | Jun 6, 2000 |
| Priority date | — |
| Expiry date | Dec 5, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07C2209/65
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A door unlocking device for a vehicle includes transmit/receive device activated to send an operation signal to a portable transceiver and receives an identification code from the transceiver, the transmit/receive device unlocking a door locking mechanism when the identification code matches a preset registration code, a starter switch activating the transmit/receive device when a door knob of an exterior door handle is pressed toward a vehicle body through first door handle actuation, and the door knob actuated to a first operation position and unlock unit unlocking the door locking mechanism when the door knob of the exterior door handle is actuated to a second operation position as a result of second door handle actuation subsequent to the first door handle actuation in the direction opposite to the direction of the first door handle actuation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.