Title:
DRUNK DRIVING PREVENTION APPARATUS
Document Type and Number:
WIPO Patent Application WO/2021/002616
Kind Code:
A1
Abstract:
The present invention relates to a drunk driving prevention apparatus provided in a vehicle. The present invention comprises: a carbon dioxide sensor which includes a sample gas inlet pipe through which sample gas, which is gas exhaled by a driver mixed with air inside the vehicle, is introduced and a sample gas outlet pipe through which the introduced sample gas is discharged, and which generates an electric signal according to a concentration of carbon dioxide included in the sample gas introduced through the sample gas inlet pipe; a suction pump connected to the sample gas outlet pipe of the carbon dioxide sensor, and introducing the sample gas into the carbon dioxide sensor during operation; an exhaust pipe connected to an outlet of the suction pump; an alcohol sensor which generates an electric signal according to an alcohol concentration of the sample gas flowing through the exhaust pipe; and a controller configured to control a starting device of the vehicle by determining whether the driver is intoxicated on the basis of electrical signals from the carbon dioxide sensor and the alcohol sensor. The drunk driving prevention apparatus, according to the present invention, immediately checks whether the driver is intoxicated in a short time of about 3 seconds, when the driver boards the vehicle and blows the exhaled gas toward a steering wheel or a drunk driving prevention apparatus installed on a sun visor.
Inventors:
YOO DO JOON (KR)
JUNG JONG JIN (KR)
KIM YONG (KR)
LEE JUN NO (KR)
JUNG JONG JIN (KR)
KIM YONG (KR)
LEE JUN NO (KR)
Application Number:
PCT/KR2020/008051
Publication Date:
January 07, 2021
Filing Date:
June 22, 2020
Export Citation:
Assignee:
SENTECH KOREA CORP (KR)
International Classes:
B60W40/08; B60K28/06; B60W10/06; F16K11/10; G01N33/497
Foreign References:
| KR20180021355A | 2018-03-02 | |||
| JP2011220759A | 2011-11-04 | |||
| JP2011251564A | 2011-12-15 | |||
| KR20140022638A | 2014-02-25 | |||
| US20170274768A1 | 2017-09-28 | |||
| KR102108681B1 | 2020-05-08 |
Attorney, Agent or Firm:
DYNE PATENT & LAW FIRM (KR)
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