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Rearview unit with clutch for automated tilt mechanism

  • US 10,696,230 B2
  • Filed: 06/12/2018
  • Issued: 06/30/2020
  • Est. Priority Date: 06/12/2017
  • Status: Active Grant
First Claim
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1. A rearview mirror for a vehicle, comprising:

  • a substrate having a reflective surface thereon; and

    an actuation mechanism coupled with the substrate and including;

    a socket plate rotatably coupled with the substrate at a first end thereof and extending to a second end;

    a link element rotatably coupled with the substrate adjacent the second end of the socket plate, the link element being engaged with the socket plate to rotate the socket plate about the first end by rotation of the link element;

    a clutch plate rigidly coupled with the link element about an axis thereof and defining a plurality of undulations extending in the direction of the axis and radially spaced around the axis; and

    an input element including a friction plate having a plurality of undulations equal in number to the undulations of the clutch plate and positioned on, rotatable about, and slideable along an axis of the link element, the input element releaseably engaging the clutch plate under a force applied thereto along the axis by the undulations of the friction plate moving out of phase with the undulations of the clutch plate.

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