Electrically-operated steering lock device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6941781
APP PUB NO 20040069026A1
SERIAL NO

10677230

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An electrically-operated steering lock device includes a protrusion blocking mechanism that blocks protrusion of a lock shaft of a solenoid or the like, and is arranged to prevent malfunctions of the protrusion blocking mechanism even if current is passed through the protrusion blocking mechanism during running of the vehicle. A lock shaft is movable between a protrusion position where a steering shaft is locked and a retracted position where the steering shaft is unlocked, and a lock shaft moving mechanism is coupled to an electric motor and serves to move the lock shaft. The protrusion blocking mechanism is electrically driven and, when the lock shaft is placed at a retracted position, engages with an engagement portion formed in the lock shaft to block protrusion of the lock shaft. A holding device holds the protrusion blocking mechanism in a position where protrusion of the lock shaft is blocked.

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Patent Owner(s)

Patent OwnerAddress
U-SHIN LTD4106-73 OAZA MIYOTA MIYOTA-MACHI KITASAKU-GUN NAGANO 389-0293

International Classification(s)

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  • 2003 Application Filing Year
  • E05B Class
  • 425 Applications Filed
  • 133 Patents Issued To-Date
  • 31.30 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances200320042005200620072008200920102011201220130255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukushima, Keisuke Aki-gun, JP 35 111

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Patent Citation Ranking

  • 6 Citation Count
  • E05B Class
  • 1.55 % this patent is cited more than
  • 20 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges39065201221101 - 1011 - 2021 - 3031 - 4041 - 5061 - 7071 - 8005101520253035404550556065707580859095

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