IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0613384
(2006-12-20)
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등록번호 |
US-7600801
(2009-10-28)
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발명자
/ 주소 |
- Lehy, Douglas Jan
- Schneider, Richard Lee
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출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
4 인용 특허 :
54 |
초록
▼
An electric vehicle seat storage structure for moving a seat between a seating position and a storage position is provided. The seat storage structure includes a frame having an axle positioned along a rear portion of the cushion and having a seat gear mounted to the axle. An actuator is provided fo
An electric vehicle seat storage structure for moving a seat between a seating position and a storage position is provided. The seat storage structure includes a frame having an axle positioned along a rear portion of the cushion and having a seat gear mounted to the axle. An actuator is provided for moving the seat between a seating position and a storage position. The actuator has an output gear positioned about an output shaft that is defined along the longitudinal axis of the actuator. The actuator is mounted within a portion of the frame, such that the output gear and the seat gear are meshed thereto, and such that the axis of the actuator is substantially parallel to the axle of the seat storage frame. Wherein when the seat is moved between the seating position and the storage position, the actuator is moved therewith.
대표청구항
▼
We claim: 1. An electric vehicle seat stowing structure for moving a seat between a seating position and a storage position including a seat storage frame having an axle positioned along a rear portion of the seat and having a seat gear mounted to said axle, the improvement comprising: an actuator
We claim: 1. An electric vehicle seat stowing structure for moving a seat between a seating position and a storage position including a seat storage frame having an axle positioned along a rear portion of the seat and having a seat gear mounted to said axle, the improvement comprising: an actuator for moving the seat between the seating position and the storage position, the actuator having an output gear positioned about an output shaft that is defined along the longitudinal axis of the actuator, the actuator mounted within a portion of the seat storage frame, such that the output gear and the seat gear are meshed thereto, the actuator being further mounted within said portion such that the axis of the actuator is substantially parallel to the axle of said seat storage frame, whereby when said seat is moved between the seating position and the storage position, the actuator is moved therewith. 2. The vehicle seat storage structure of claim 1, wherein the actuator includes a four stage planetary gear train. 3. The vehicle seat storage structure of claim 2 wherein the actuator includes a gear reduction ratio of around one or more of the following reduction ratios, 800 to 1, or 700 to 1. 4. The vehicle seat storage structure of claim 2, wherein planetary gears defined by the first stage of the four stage planetary gear train is made from a plastic material to reduce noise. 5. The vehicle seat storage structure of claim 4, wherein planetary gears defined by the second stage of the four stage planetary gear train is made from a plastic material to reduce noise. 6. The vehicle seat storage structure of claim 1, wherein the actuator includes a four pole, two brush DC motor. 7. The vehicle seat storage structure of claim 6, wherein the DC motor has a wave wind armature coil pattern. 8. The vehicle seat storage structure of claim 1, wherein the actuator provides a peak sustainable output of 200 Newton-meters of torque. 9. The vehicle seat storage structure of claim 8 further comprising a tolerance ring positioned between the output gear and output shaft to provide an operational output of 100-160 Newton-meters of torque. 10. An electric vehicle seat stowing structure for moving a seat between a seating position and a storage position including a seat storage frame having an axle positioned along a rear portion of the seat and having a seat gear mounted to said axle, the improvement comprising: an actuator for moving the seat between the seating position and the storage position, the actuator having an output gear positioned about an output shaft that is defined along the longitudinal axis of the actuator, the actuator mounted within a portion of the seat storage frame, such that the output gear and the seat gear are meshed thereto, the actuator being further mounted within said portion such that the axis of the actuator is substantially parallel to the axle of said seat storage frame, the actuator having a four stage planetary gear train and wherein the first stage of the four stage planetary gear train includes three first stage planetary gears rotatably mounted to a triangularly shaped planetary carrier plate, and whereby when said seat is moved between the seating position and the storage position, the actuator is moved therewith. 11. The vehicle seat storage structure of claim 10, wherein the second, third, and fourth stages of the four stage planetary gear train separately include four planetary gears rotatably mounted to a square shaped planetary carrier plate. 12. The vehicle seat storage structure of claim 2, wherein the seat gear is positioned within a gear cap that is secured against a lower portion of a ring gear housing defined by the actuator. 13. An electric vehicle seat storage structure for moving a seat between a seating position and a storage position including a seat storage frame having a longitudinal axle positioned along a portion of the seat, the improvement comprising: an actuator for driving said axle to move the seat between a seating position and the storage position, the actuator is mounted within a portion of the seat storage frame such that the actuator is positioned longitudinally and parallel to the axle of the seat storage frame, such that when said seat is moved between the seating position and the storage position, the actuator is moved therewith. 14. The vehicle seat storage structure of claim 13, wherein the portion of the seat storage frame for mounting said actuator is positioned such that the actuator is oriented such that a longitudinal axis of the actuator is substantially parallel to the axle of said seat storage frame. 15. The vehicle seat storage structure of claim 14, wherein the actuator has an output gear positioned about an output shaft that is defined along the longitudinal axis of the actuator and the output gear is meshed to a seat gear mounted to the seat axle. 16. The vehicle seat storage structure of claim 13, wherein the actuator includes a four stage planetary gear train. 17. The vehicle seat storage structure of claim 16, wherein the actuator includes a gear reduction ratio of around 700 to 1. 18. The vehicle seat storage structure of claim 16, wherein planetary gears defined by the first stage of the four stage planetary gear train is made from a plastic material to reduce noise. 19. The vehicle seat storage structure of claim 16, wherein planetary gears defined by the second stage of the four stage planetary gear train is made from a plastic material to reduce noise. 20. The vehicle seat storage structure of claim 13, wherein the actuator includes a four pole, two brush DC motor with a wave wind armature coil pattern. 21. The vehicle seat storage structure of claim 15, wherein the actuator provides a peak sustainable output of 200 Newton-meters of torque. 22. The vehicle seat storage structure of claim 21 further comprising a tolerance ring positioned between the output gear and output shaft to provide an operational output of about 100-160 Newton-meters of torque. 23. The vehicle seat storage structure of claim 15, wherein the seat gear is positioned within a gear cap that is secured against a lower portion of a ring gear housing defined by the actuator. 24. The vehicle seat storage structure of claim 15, wherein the actuator includes an electrical motor that rotates a pinion gear mounted on an armature shaft and includes a multi-stage planetary gear train, having at least a first stage meshed to said pinion gear and a last stage defined to rotate the output gear. 25. An electric vehicle seat storage structure for moving a seat between a seating position and a storage position including a seat storage frame having a longitudinal axle positioned along a portion of the seat, the improvement comprising: an actuator for driving said axle to move the seat between a seating position and the storage position, the actuator is mounted within a portion of the seat storage frame such that the actuator is positioned longitudinally and parallel to the axle of the seat storage frame, such that when said seat is moved between the seating position and the storage position, the actuator is moved therewith, and wherein the portion of the seat storage frame for mounting said actuator is positioned such that the actuator is oriented such that a longitudinal axis of the actuator is substantially parallel to the axle of said seat storage frame, and wherein the actuator has an output gear positioned about an output shaft that is defined along the longitudinal axis of the actuator and the output gear is meshed to a seat gear mounted to the seat axle, and wherein the actuator includes an electrical motor that rotates a pinion gear mounted on an armature shaft and includes a multi-stage planetary gear train, having at least a first stage meshed to said pinion gear and a last stage defined to rotate the output gear, and the armature shaft includes a tip that extends into a centered opening on a first stage carrier plate defined by the first stage of the multi-stage planetary gear train. 26. An actuator comprising: a motor housing a four pole, two brush DC motor mounted within the motor housing to rotate a pinion gear mounted on an armature shaft; a gear housing within an internal gear secured to the motor housing a four stage planetary gear train, having a first stage meshed to the pinion gear, the four stage planetary gear train being further meshed to the internal gear, the four stage planetary gear train being defined to provide a gear reduction of around 700 to 1; and an output gear mounted on an output shaft that is rotated by a last stage, defined by the four stage planetary gear train. 27. The actuator of claim 26, wherein planetary gears defined by the first stage of the four stage planetary gear train is made from a plastic material to reduce noise. 28. The actuator of claim 26, wherein planetary gears defined by the second stage of the four stage planetary gear train is made from a plastic material to reduce noise. 29. The actuator of claim 26, wherein the armature shaft includes a tip, the tip further extends into a centered opening on a first stage carrier plate defined by the first stage of the four stage planetary gear train. 30. The actuator of claim 26, wherein the DC motor has a wave wind armature coil pattern. 31. The actuator of claim 26 further comprising a peak sustainable output of 200 Newton-meters of torque. 32. The actuator of claim 26 further comprising a tolerance ring positioned between the output gear and output shaft to provide an operational output of 100-160 Newton-meters of torque. 33. An actuator comprising: a motor housing; a four pole, two brush DC motor mounted within the motor housing to rotate a pinion gear mounted on an armature shaft; a gear housing within an internal gear secured to the motor housing; a four stage planetary gear train, having a first stage meshed to the pinion gear, the four stage planetary gear train being further meshed to the internal gear, the four stage planetary gear train being defined to provide a gear reduction of around 700 to 1: and an output gear mounted on an output shaft that is rotated by a last stage, defined by the four stage planetary gear train and wherein the first stage of the four stage planetary gear train includes three first stage planetary gears rotatably mounted to a triangularly shaped planetary carrier plate. 34. The actuator of claim 26, wherein the second, third, and fourth stages of the four stage planetary gear train separately include four planetary gears rotatably mounted to a square shaped planetary carrier plate.
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