The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 11, 2000
Filed:
May. 26, 1998
Applicant:
Inventors:
Shigeru Ando, Chiba, JP;
Takaya Miyano, Osaka, JP;
Toshiyuki Matsumoto, Osaka, JP;
Muneo Harada, Osaka, JP;
Assignee:
Sumitomo Metal Industries Limited, Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01D / ; G01H / ;
U.S. Cl.
CPC ...
73651 ; 73579 ; 73648 ;
Abstract
A vibration wave detector, having a receiver for receiving vibration waves such as sound waves and so on to be propagated in a medium, a resonant unit having a plurality of cantilever resonators each having such a length as to resonate at an individual predetermined frequency, a retaining rod for retaining the resonant unit, a vibration intensity detector for detecting the vibration intensity, for each predetermined frequency, of each of the resonators, by the vibration waves received by the receiver and propagated to the resonant unit by way of the retaining rod.