GEROTOR PUMP

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20130089452A1
SERIAL NO

13644660

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Provided is a gerotor pump including an inner rotor connected to a driving axis of a motor to transfer rotation force, an outer rotor formed at an outer side of the inner rotor, and a casing receiving the inner and outer rotors therein and provided with an inlet and an outlet, the inner and outer rotors forming several closed chambers while eccentrically rotating, having a predetermined clearance therebetween, to transfer a fluid, wherein a pressure chamber is formed in the casing in a direction in which force acts on the outer rotor by pressure of the fluid to offset the force, such that frictional force between the outer rotor and the casing decreases, thereby making it possible to improve performance and efficiency of the pump.

First Claim

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Patent Owner(s)

Patent OwnerAddress
COAVISYEONSEO-MYEON SEJONG-SI 339-812

International Classification(s)

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  • 2012 Application Filing Year
  • F04C Class
  • 318 Applications Filed
  • 289 Patents Issued To-Date
  • 90.89 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2012201320142015201620172018201920200255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
LEE, Hyuntae Chungcheongnam-do, KR 19 72

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Patent Citation Ranking

  • 0 Citation Count
  • F04C Class
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  • 12 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1898123101 - 1011 - 2021 - 3031 - 4005101520253035404550556065707580859095100105

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