Automotive power seat assembly

• US 4,922,170 A
• Filed: 01/05/1988
• Issued: 05/01/1990
• Est. Priority Date: 01/05/1988
• Status: Expired due to Term

• Current Assignee: Honda Giken Kogyo Kabushiki Kaisha (Honda Motor Company)
• Original Assignee: Honda Giken Kogyo Kabushiki Kaisha (Honda Motor Company), Kabushiki Kaisha Imasen Denki Seisakusho
• Inventors: Kawasaki, Shinzo, Kitoh, Norimasa, Umeda, Kaoru
• Primary Examiner(s): Ro, Bentsu
• Application Number:
  US07/141,088
• Time in Patent Office: 847 Days
• Field of Search: 318/432, 318/433, 318/434, 318/466, 318/484, 318/469, 307/9, 307/10 R, 361/23
• US Class Current: 318/434
• CPC Class Codes: B60N 2/02246 Electric motors therefor
• CPC Class Codes: B60N 2/02253 characterised by the transmission between the electric motor and the seat or seat parts

Abstract

There is provided an automotive power seat assembly comprising a movable seat cushion, a backrest tiltable relative to the seat cushion, a reclining mechanism for reclining the backrest, seat rail means including upper rails secured to the seat cushion and lower rails secured to the body of the automobile, a motor for driving the reclining mechanism and a current control circuit for controlling the flow of current through the motor.

Claims

1. An automotive power seat assembly for adjustably operating a reclining mechanism and seat rail means by motors, wherein said automotive power seat assembly comprises motors for rotating at at least 8,000 rpm with torque constrained to 2.5 kg-cm at no load, a current control circuit and reducing gears for decelerating the rotation output of said motors, whereby current to be consumed by said motors is controlled to a value below a predetermined maximum value by said current control circuit and said motors are operated at an efficiency of at least 50%.