Sealing quality tester and its control method for a car

Details Sealing quality tester and its control method for a car Sealing quality tester and its control method for a car

1996-01-19

1998-07-14

Oda, Christine K.

Measuring and testing

With fluid pressure

Leakage

73632, 3404255, G01N 2902

Patent

active

057807230

ABSTRACT:
A sealing quality tester and a control method therefor includes an ultrasonic transmitter, a power supply, a charging detector, an ultrasonic oscillator and an ultrasonic generator; and an ultrasonic receiver. The ultrasonic receiver includes an ultrasonic signal detector, an A/D converting unit, a controller, a power supply, a key input unit, a sound generator and a liquid crystal display.

REFERENCES:
patent: 4100808 (1978-07-01), Evans
patent: 5331855 (1994-07-01), Takashita
patent: 5432755 (1995-07-01), Komninos
patent: 5476010 (1995-12-01), Fleming

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