Electric power steering system for vehicle and utility...

Motor vehicles – Steering gear – With electric power assist

Reexamination Certificate

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Reexamination Certificate

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07900743

ABSTRACT:
An electric power assist device can be compactly disposed with ease in an electric power steering system for a vehicle. The electric power steering system for a vehicle includes: a steering wheel; a steering column incorporating therein a steering shaft connected to the steering wheel and extending downward to the front; and an electric power assist device for assisting a steering torque of the steering wheel. Here, an input shaft and an output shaft of the electric power assist device are connected to the lower end of the steering shaft and the input shaft of the steering gear device, respectively, via universal joints.

REFERENCES:
patent: 5423391 (1995-06-01), Shimizu
patent: 6988027 (2006-01-01), Yuda et al.
patent: 7581618 (2009-09-01), Inaguma et al.
patent: 2004/0163879 (2004-08-01), Segawa
patent: 2006/0086559 (2006-04-01), Segawa et al.
patent: 2006/0191737 (2006-08-01), Kobayashi
patent: 2006/0278030 (2006-12-01), Tavel et al.
patent: 2007/0074928 (2007-04-01), Okada et al.
patent: 2007/0107977 (2007-05-01), Shibata
patent: 2008/0211217 (2008-09-01), Sanville

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