Drive transmission changer for a dog clutch of a vehicle

Machine element or mechanism – Gearing – Interchangeably locked

Reexamination Certificate

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Reexamination Certificate

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07454993

ABSTRACT:
To provide a drive transmission changer for a dog clutch of a vehicle, which is effective to achieve change of the drive transmission assuredly without requiring any complicated control and which can be assembled compact in size. The drive transmission changer includes a drive motor1, an output shaft2including a shaft body2aand an eccentric stud2b, a gear3mounted on the shaft body2afor rotation relative thereto and drivingly coupled with the drive motor1, a first transmission member4rotatable together with the gear3, a second transmission member5mounted on the shaft body2afor rotation together therewith, and a torsion coil spring6operatively coupled between the first and second transmission members4and5and arranged coaxially with the shaft body2afor accumulating a drive force as the first transmission member4rotates.

REFERENCES:
patent: 4805472 (1989-02-01), Aoki et al.
patent: 6862946 (2005-03-01), Sumita et al.
patent: 7263909 (2007-09-01), Weis
patent: 07-179133 (1995-07-01), None
patent: 2004-187378 (2004-07-01), None

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