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Patent Searching and Data


Title:
BEARING WITH MEASUREMENT FUNCTION
Document Type and Number:
WIPO Patent Application WO/2019/049575
Kind Code:
A1
Abstract:
In order to determine information about the generation of heat in a bearing (10) in a simple manner, a bearing (10) includes an outer ring (12) secured to a securing member, and an inner ring (11) provided on the inside of the outer ring (12) and secured to a shaft that rotates in the circumferential direction relative to the securing member. A thermal flow sensor (14) is coated onto a securing-side surface that includes the outer ring (12), and generates a thermoelectric force including information about frictional heat generated with the rotation of the shaft.

Inventors:
KIRIHARA, Akihiro (7-1 Shiba 5-chome, Minato-k, Tokyo 01, 〒1088001, JP)
ISHIDA, Masahiko (7-1 Shiba 5-chome, Minato-k, Tokyo 01, 〒1088001, JP)
TERASHIMA, Koichi (7-1 Shiba 5-chome, Minato-k, Tokyo 01, 〒1088001, JP)
SAWADA, Ryohto (7-1 Shiba 5-chome, Minato-k, Tokyo 01, 〒1088001, JP)
SAITOH, Eiji (2-1-1 Katahira, Aoba-ku, Sendai-sh, Miyagi 77, 〒9808577, JP)
OIKAWA, Yasuyuki (2-1-1 Katahira, Aoba-ku, Sendai-sh, Miyagi 77, 〒9808577, JP)
IGUCHI, Ryo (2-1-1 Katahira, Aoba-ku, Sendai-sh, Miyagi 77, 〒9808577, JP)
ONO, Masao (2-4 Shirakata, Tokai-mura, Naka-gu, Ibaraki 95, 〒3191195, JP)
Application Number:
JP2018/029225
Publication Date:
March 14, 2019
Filing Date:
August 03, 2018
Export Citation:
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Assignee:
NEC CORPORATION (7-1 Shiba 5-chome, Minato-ku Tokyo, 01, 〒1088001, JP)
TOHOKU UNIVERSITY (2-1-1, Katahira Aoba-ku, Sendai-sh, Miyagi 77, 〒9808577, JP)
International Classes:
F16C41/00; F16C19/06; F16C19/52; F16C33/58; G01P3/44
Foreign References:
JP2003113835A2003-04-18
JP2013072703A2013-04-22
JP2014072256A2014-04-21
JP2009174705A2009-08-06
JP2008223843A2008-09-25
JP2007040917A2007-02-15
Attorney, Agent or Firm:
IKEDA, Noriyasu et al. (NANBA Bldg, 19-4 Nishishinbashi 1-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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