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Details for Patent: 5,760,485

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Summary for Patent: 5,760,485

Title: Starter
Abstract:A starter is provided that includes a starter motor having an armature core with an armature coil wound therearound and an armature shaft for rotatably holding the armature core. A drive shaft is further provided having a pinion that meshes with a ring gear of an engine. A reduction gear mechanism is interposed between the drive shaft and the armature shaft for reducing the rotation relative to the armature shaft to transmit the reduction rotation to the drive shaft. The reduction gear mechanism has a speed reduction ratio of 6:1 to 10:1.
Inventor(s): Shiga; Tsutomu (Nukata-gun, JP), Hayashi; Nobuyuki (Nagoya, JP), Ohmi; Masanori (Anjo, JP), Kajino; Sadayoshi (Nagoya, JP)
Assignee: Nippondenso Co., Ltd. (Kariya, JP)
Application Number:08/600,991
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Premature patent expiration for: 5,760,485

Expiration due to failure to pay maintenance fee

Patent Number Expiration Date
5,760,485 June 02, 2010

Foreign Priority and PCT Information for Patent: 5,760,485

PCT Information
PCT FiledDecember 19, 1994PCT Application Number:PCT/JP94/02166
PCT Publication Date:June 27, 1996PCT Publication Number: WO96/19662

International Patent Family for Patent: 5,760,485

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia1280195► subscribe
Germany69424187► subscribe
European Patent Office0745185► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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