Multi-position camshaft phaser with two one-way wedge clutches

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United States of America Patent

PATENT NO 9874115
SERIAL NO

14701144

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A camshaft phaser, including: a stator; a rotor including a first channel and a second channel and connectable to a camshaft a first wedge plate and a second wedge plate; and a displacement assembly including a first pin in the first channel and a second pin in the second channel. For an advance mode: fluid displaces the first pin to displace the first wedge plate to enable rotation of the rotor, with respect to the stator, in a first direction; and the second wedge plate blocks rotation of the rotor, with respect to the stator, in a second direction. For a retard mode: fluid displaces the second pin to displace the second wedge plate to enable rotation of the rotor, with respect to the stator, in a second direction; and the first wedge plate blocks rotation of the rotor, with respect to the stator, in the first direction.

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Patent Owner(s)

Patent OwnerAddress
SCHAEFFLER TECHNOLOGIES AG & CO KGINDUSTRIESTRASSE 1-3 HERZOGENAURACH 91074

International Classification(s)

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  • 2015 Application Filing Year
  • F01L Class
  • 509 Applications Filed
  • 455 Patents Issued To-Date
  • 89.40 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
He, Simon Xunnan Troy, US 15 75
Manther, Debora Royal Oak, US 42 327

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Patent Citation Ranking

  • 0 Citation Count
  • F01L Class
  • 0 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges13922392201 - 1011 - 2021 - 3031 - 400102030405060708090100110120130140150160170180190200210220230240

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