Fuel injection device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8544767
APP PUB NO 20120012680A1
SERIAL NO

13179764

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A fuel injection device has therein a recovery channel provided in a first valve body, and a fuel channel provided in the first valve body and a second valve body. The fuel channel is opened by openings at a first end surface of the first valve body and a second end surface of the second valve body. One of the first end surface and the second end surface is provided with an end surface groove connected to the recovery channel. In the fuel injection device, the end surface groove is provided to enclose at least a part of the opening and is separated from the opening by a clearance, and one of the first valve body and the second valve body has a side surface groove extending in a circumferential direction at an outer periphery of the one of the first valve body and the second valve body.

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Patent Owner(s)

Patent OwnerAddress
DENSO CORPORATIONKARIYA-CITY AICHI 448-8661

International Classification(s)

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  • 2011 Application Filing Year
  • B05B Class
  • 822 Applications Filed
  • 623 Patents Issued To-Date
  • 75.80 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20112012201320142015201620172018201920202021202220230255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Adachi, Naofumi Takahama, JP 16 104
Yamashita, Tsukasa Kariya, JP 44 822

Cited Art Landscape

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Patent Citation Ranking

  • 5 Citation Count
  • B05B Class
  • 8.18 % this patent is cited more than
  • 12 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges4434989261485301 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 700100200300255075125150175225250275325350375

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