Projection detecting apparatus and projection detecting method

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United States of America Patent

PATENT NO 8878717
SERIAL NO

13126061

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A projection detecting apparatus according to the present invention is that for detecting a projection on a surface of a running metal object, and includes a transmission antenna for radiating electromagnetic waves; a reception antenna for receiving reflected electromagnetic waves; and a transmission and reception signal processing section for processing a transmission signal and a reception signal. The transmission antenna and the reception antenna have unidirectionality and the transmission antenna and the reception antenna are installed in such a way that the reception antenna does not catch electromagnetic waves which have been radiated by the transmission antenna and reflected on the surface of the metal object and the reception antenna catches electromagnetic waves alone which have been radiated by the transmission antenna and reflected on the projection.

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Patent Owner(s)

Patent OwnerAddress
JFE STEEL CORPORATION2-3 UCHISAIWAI-CHO 2-CHOME CHIYODA-KU TOKYO 1000011 ?1000011
NIRECO CORPORATION2951-4 ISHIKAWA-MACHI HACHIOJI-SHI TOKYO 192-8522

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kenmochi, Mitsutoshi Tokyo, JP 1 2
Sasaki, Toshihiro Tokyo, JP 28 175
Yamamoto, Masahiro Tokyo, JP 417 4890

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