Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Akira Nakajima0
Yasuhiro Kawashima0
Tadao Shimizu0
Hiroyuki Kani0
Date of Patent
September 23, 2008
0Patent Application Number
116993230
Date Filed
January 30, 2007
0Patent Primary Examiner
Patent abstract
A structure is used to prevent an ultrasonic sensor from being damaged by a spring member provided for a bezel. A metal spring is fixed in a groove in a bezel. By setting depth of the groove to be larger than thickness of the metal spring, the metal spring is positioned on the inside further than an open end of the bezel. With the configuration, the metal spring is prevented from coming into direct contact with an ultrasonic transducer. Thus, a vibration face of the ultrasonic transducer is prevented from being damaged.
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