EXHAUST SILENCER

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20110005856A1
SERIAL NO

12812375

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An exhaust silencer of a combustion engine, comprising a housing (1) that is to be connected to an exhaust pipe, through which housing the exhaust gases are arranged to be conducted and which comprises a reactive part (2) and an absorbing part (3) in the flow direction of the exhaust gases. The reactive part (2) is mainly hollow and comprises, at the inlet thereof, a first exhaust pipe (5) for feeding the exhaust gases to the reactive part (2) and, at its outlet, a second exhaust pipe (6) for directing the exhaust gases from the reactive part (2) to the absorbing part (3), both exhaust pipes (5, 6) being arranged so as to essentially extend inside the reactive part (2) of the housing. The absorbing part (3) comprises an absorbing filling element (7), which essentially fills the absorbing part (3) of the housing and, at the inlet of the absorbing part (3), is shaped so as to direct the exhaust gases to the space (8) between the filling element (7) and the inner lining of the housing (1).

First Claim

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Patent Owner(s)

Patent OwnerAddress
WARTSILA FINLAND OY65100 VAASA

International Classification(s)

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  • 2009 Application Filing Year
  • F01N Class
  • 746 Applications Filed
  • 525 Patents Issued To-Date
  • 70.38 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2009201020112012201320142015201620172018201920200255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Larson, Leif Vaasa, FI 30 396

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Patent Citation Ranking

  • 6 Citation Count
  • F01N Class
  • 0.65 % this patent is cited more than
  • 14 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges2153922310552365401 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +0102030405060708090100110120130140150160170

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