Actuator for a motor vehicle with a transmission

Details Actuator for a motor vehicle with a transmission Actuator for a motor vehicle with a transmission

2011-05-10

2011-05-10

Johnson, Vicky A (Department: 3656)

Machine element or mechanism

Mechanical movements

Reciprocating or oscillating to or from alternating rotary

Reexamination Certificate

active

07938034

ABSTRACT:
The actuator for a motor vehicle has an electric motor driving an output shaft and a transmission comprising a worm, a spindle nut and a spindle. The worm is rotatably connected to the output shaft. The spindle nut comprises a worm gear that engages the worm and also a spindle thread that engages the spindle. The worm has a worm axis and the spindle nut has a spindle nut axis. The worm axis and the spindle nut axis draw an angle alpha of between about 85 ° and about 5° and, in one embodiment, between about 70° and about 40° .

REFERENCES:
patent: 2929439 (1960-03-01), Tanaka et al.
patent: 3066907 (1962-12-01), Latimer et al.
patent: 5456439 (1995-10-01), Gauger
patent: 5735500 (1998-04-01), Borlinghaus et al.
patent: 5860319 (1999-01-01), Via
patent: 5924668 (1999-07-01), Garrido
patent: 6260922 (2001-07-01), Frohnhaus et al.
patent: WO 03/068551 (2003-08-01), None

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