Throttle valve control device

Details Throttle valve control device Throttle valve control device

2007-08-28

2007-08-28

Kwon, John T. (Department: 3747)

Internal-combustion engines

Engine speed regulator

Specific throttle valve structure

C074S438000

Reexamination Certificate

active

11518251

ABSTRACT:
To make a throttle valve control device compact, by reducing a longitudinal directional length H and a side directional length L of a gear part comprising a motor gear, an intermediate gear and a drive gear, so as to improve mountability on a two-wheeled vehicle, a drive gear Ka is provided at a throttle valve shaft3, a motor gear Ma is provided at a motor M, the motor gear Ma is geared with a large diameter gear Nb of an intermediate gear Na, the drive gear Ka is geared with a small diameter gear Nc of the intermediate gear Na, the large diameter gear Nb of the intermediate gear Na is formed as an internal gear Nf, and the motor gear Ma is geared with the internal gear Nf which is the large diameter gear Nb.

REFERENCES:
patent: 4259809 (1981-04-01), Mabuchi et al.
patent: 4825727 (1989-05-01), Komuro
patent: 5588328 (1996-12-01), Nihei et al.
patent: 5951274 (1999-09-01), Bellemann et al.
patent: 6405782 (2002-06-01), Cheng
patent: 2003/0196640 (2003-10-01), Saito et al.
patent: 2005-098178 (2005-04-01), None
patent: 2005-120897 (2005-05-01), None

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