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:
Dec. 28, 1993
Filed:
Jul. 12, 1991
Applicant:
Inventors:
Susumu Hiki, Octawara, JP;
Yoshitaka Mine, Nishinasunomachi, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
310327 ; 73632 ;
Abstract
An ultrasonic probe device has an ultrasonic transducer unit including a plurality of ultrasonic transducer elements electrically isolated from one another. A backing member for mechanically damping the ultrasonic transducer unit is arranged on the ultrasonic transducer unit. A plurality of signal lines is connected to the transducer elements, respectively, and extends on the backing member. The backing member is molded from a composition containing rubber material and a metal oxide which is unreducible by the heat applied during a molding process of the backing member.