Title:
ULTRASONIC INSPECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/002867
Kind Code:
A1
Abstract:
This ultrasonic inspection device (1) comprises a transmission unit (10) that radiates ultrasound, a reception unit (20) that is positioned across a gap from the transmission unit and that receives the ultrasound, and an attenuation member (30) that attenuates the ultrasound. The attenuation member has a contact part (31) that is positioned between the transmission unit and the reception unit and that comes into contact with an edge part (103) of an object to be inspected (100) passing between the transmission unit and the reception unit. The contact part is configured to wrap around the edge part of the object to be inspected passing between the transmission unit and the reception unit at an arbitrary position with respect to the lining-up direction in which the transmission unit and the reception unit are lined up.
Inventors:
YOSHIDA FUKA (JP)
SONODA YUYA (JP)
SONODA YUYA (JP)
Application Number:
PCT/JP2022/027133
Publication Date:
January 26, 2023
Filing Date:
July 08, 2022
Export Citation:
Assignee:
YAMAHA FINE TECH CO LTD (JP)
International Classes:
G01N29/32; B65B57/00
Foreign References:
| US20050115324A1 | 2005-06-02 | |||
| JP2016070852A | 2016-05-09 | |||
| JP2020027011A | 2020-02-20 | |||
| JP2012112851A | 2012-06-14 | |||
| JP2015010944A | 2015-01-19 |
Other References:
YAMAHA_JAPAN: "Yamaha's ultrasonic heat seal inspection", 9 May 2022 (2022-05-09), pages 1 - 2, XP093027370, Retrieved from the Internet [retrieved on 20230228]
Attorney, Agent or Firm:
NISHIZAWA Kazuyoshi et al. (JP)
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