Cam mechanism for translation of circular motion into reciprocal motion

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6698177
SERIAL NO

09492814

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A cam mechanism for use in a mowing machine. The cam mechanism is comprised of a spur gear and protruding eccentric cams from the top and bottom surfaces of the spur gear. The cam mechanism is formed from a half blanking press process. The eccentric cams are symmetrically formed around a shaft hole located in the center of the spur gear. Members with a hole equaling that of the eccentric cam and shaft hole point symmetry are then fitted onto the eccentric cam. The members are then capable of reciprocation with a phase differential of 180 degrees of each other. The concave portion of the eccentric cam permits lubricants to be filled in the space facilitating the smooth operation of the cam mechanism.

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Patent Owner(s)

Patent OwnerAddress
SHIN-DAIWA KOGYO CO LTD10-23 EBAMINAMI 2-CHOME NAKA-KU HIROSHIMA
DELTA KOGYO CO LTDAKI-GUN HIROSHIMA 735-8501

International Classification(s)

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  • 2000 Application Filing Year
  • A01D Class
  • 253 Applications Filed
  • 125 Patents Issued To-Date
  • 49.41 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20002001200220032004200520062007200820092010201120120255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Akehi, Youso Hiroshima, JP 1 27
Nomura, Fumio Hiroshima, JP 19 54

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Patent Citation Ranking

  • 27 Citation Count
  • A01D Class
  • 87.01 % this patent is cited more than
  • 21 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges915161206321101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 800102030405060708090100110120130140150160

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