Title:
CAR SHAPE DETECTING DEVICE AND CAR WASHER WITH THE SAME
Document Type and Number:
Japanese Patent JP3902026
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a car shape detecting device for discriminating that the external light such as sunlight is entered into a light receiving element, and regarding the car shape data obtained when the external light is entered, as proper one, and to provide a car washing machine being controlled on the basis of the car shape data to reduce an unwashed part.
SOLUTION: This car shape detecting device comprises a control device 17 for judging the light transmission or light shielding to an optical axis B of the light emitting element L and the light receiving element R on the basis of the difference (rc) between a first light receiving level (ra) received by the light receiving element R opposite to a light emitting element L not emitting the light, and a second light receiving level (rb) received by the light receiving element R opposite to the light emitting element L emitting the light, and judging that the strong external light is entered into the light receiving element R when the first light receiving level (ra) is more than a specified level (rh).
Inventors:
Toshiaki Miyazawa
Application Number:
JP2002054045A
Publication Date:
April 04, 2007
Filing Date:
February 28, 2002
Export Citation:
Assignee:
MK Seiko Co., Ltd.
International Classes:
B60S3/06; (IPC1-7): B60S3/06
Domestic Patent References:
| JP2000318584A | ||||
| JP3220051A |