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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||367/117 ; 367/96 ; 367/127 ; 367/902|
|우선권정보||JP-0022282 (1978-02-28); JP-0022289 (1978-02-28)|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 22 인용 특허 : 2|
A device which detects a displaced position by generating an ultrasonic signal in a magnetostrictive wire and measuring the propagation time of the signal generated. The device includes an exciting means to generate an ultrasonic signal in a magnetostrictive wire, first and second receiving means to receive the ultrasonic signal generated in the magnetostrictive wire by the exciting means, a means for changing the distance between the exciting means and each of the first and second receiving means in accordance with a mechanical displacement, and a circu...
A displaced position detecting device comprising: a wire composed of a magnetostrictive material; first and second receiving means coupled to said magnetostrictive wire; an exciting means for applying an exciting signal to the wire and disposed between the first and second receiving means; means for changing the distance between the exciting means and at least one of said receiving means in accordance with a mechanical displacement; means for developing two signals representing the time periods required for said exciting signal to reach the first and sec...