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Patent Searching and Data


Title:
FLUID PRESSURE DETECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/180288
Kind Code:
A1
Abstract:
Provided is a fluid pressure detection device whereby a change in pressure of a fluid passing through the inside of a pipe can be accurately detected from outside the pipe. A device for detecting the pressure of a fluid passing through the inside of a pipe, the device being provided with: a substrate 10; a piezoelectric element 20 provided on a top surface of the substrate 10; a support body 30 for supporting the top surface of the substrate 10, the support body 30 being annular so as to surround the piezoelectric element 20; and a lid body 40 provided so as to close a top opening of the support body 30; the substrate 10 being pressed via the support body 30 and a pipe being deformed by a bottom surface of the substrate 10.

Inventors:
NAKANO, Mutsuko (3-9-1 Shibaur, Minato-ku Tokyo 23, 〒1080023, JP)
UNNO, Ken (3-9-1 Shibaur, Minato-ku Tokyo 23, 〒1080023, JP)
MORIKI, Tomohiro (3-9-1 Shibaur, Minato-ku Tokyo 23, 〒1080023, JP)
Application Number:
JP2018/008664
Publication Date:
October 04, 2018
Filing Date:
March 06, 2018
Export Citation:
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Assignee:
TDK CORPORATION (3-9-1, Shibaura Minato-ku Tokyo, 23, 〒1080023, JP)
International Classes:
G01L9/06; A61B5/022; G01L7/00
Foreign References:
JP2002224064A2002-08-13
JP2014083092A2014-05-12
US20070000333A12007-01-04
US20030009105A12003-01-09
Attorney, Agent or Firm:
MURAI, Takashi et al. (Syuwa 2nd Nanpeidai Residence 1102, 12-13 Nanpeidai-cho, Shibuya-k, Tokyo 36, 〒1500036, JP)
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