古怪的近义词专利名称：Device for the ultrasonic detection of
foreign bodies prent on the exterior
解腕尖刀surface of a glass, glass equipped with such
消防三懂四会
a device and glass intended for being
equipped with an ultrasonic detection device 发明人：SAURER, ERIC
申请号：EP94111834.1
申请日：19940729
公开号：EP0638822A1
火罐的作用公开日：
后现代艺术
19950215
专利内容由知识产权出版社提供
专利附图：
摘要：Device for ultrasonic detection of foreign bodies prent on the outer surface of a glass, the said device being intended to be associated with a glass comprising at least a first plate having a first thickness, a cond plate having a cond thickness less than the said first thickness, the said plates being asmbled by a bonding layer, the said device comprising a transducer capable, via a transmitting/receiving face, of transmitting an incident ultrasonic signal having a wavelength lambda into the said plates, the thickness of the first plate being equal to k. lambda /2, where k is a whole number, the said transducer furthermore being capable of deriving a detection signal, characterid in that the said transducer includes a blade fixed to the said transmitting/receiving face, the said blade being intended to be fixed onto the said cond plate, and in that the said blade has a third thickness such that the sum of the cond and third thickness is substantially equal to k'. lambda /2, where k' is a cond whole number.
申请人：ASULAB S.A.有一双眼睛>普通话儿化音
地址：Faubourg du Lac 6 CH-2501 Bienne CH
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国籍：CH
代理机构：Patry, Didier Marcel Pierre
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