Rear window light screen particularly for an automobile
First Claim
Patent Images
1. A light screen device for selectively blocking light from entering through a window of an automobile comprising:
- a plurality of screen vanes adjacent the window; and
means for rotating said vanes between a light blocking position and a light admitting position said rotating means comprising driving means operated selectively to cause rotation of said vanes between said light blocking and light admitting positions in response to a first signal from a position detection means, said signal indicating a light blocking and light admitting position of said vanes, and in response to a second signal indicating an on or off state of automobile ignition said driving means rotating said vanes to light admitting position when said first signal indicates said vanes are in the light blocking position and when said second signal indicates the on state of the ignition and said driving means rotating said vanes to the light blocking position when said first signal indicates said vanes are in the light admitting position and when said second signal indicates off state of the ignition.
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Accused Products
Abstract
A light screen device for an automobile window includes a plurality of vanes located adjacent to a window and rotated to a light-blocking position when the vehicle is not in operation and to a light-admitting position when the vehicle is operated.
21 Citations
8 Claims
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1. A light screen device for selectively blocking light from entering through a window of an automobile comprising:
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a plurality of screen vanes adjacent the window; and means for rotating said vanes between a light blocking position and a light admitting position said rotating means comprising driving means operated selectively to cause rotation of said vanes between said light blocking and light admitting positions in response to a first signal from a position detection means, said signal indicating a light blocking and light admitting position of said vanes, and in response to a second signal indicating an on or off state of automobile ignition said driving means rotating said vanes to light admitting position when said first signal indicates said vanes are in the light blocking position and when said second signal indicates the on state of the ignition and said driving means rotating said vanes to the light blocking position when said first signal indicates said vanes are in the light admitting position and when said second signal indicates off state of the ignition. - View Dependent Claims (2, 3, 4)
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5. A light screen device for selectively blocking light from entering through a window of an automobile comprising:
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a plurality of screen vanes adjacent the window; and means for rotating said vanes between a light blocking position and a light admitting position said rotating means comprising driving means operated selectively to cause rotation of said vanes between said light blocking and light admitting in response to a first signal from a position detecting means, said signal indicating a light blocking and light admitting position of said vanes, and in response to a second signal indicating presence or absence of an operator in an operator'"'"'s seat of the automobile, said driving means rotating said vanes to light admitting position when said first signal indicates said vanes are in the light blocking position and when said second signal indicates the presence of an operator in the operator'"'"'s seat and said driving means rotating said vanes to the light blocking position when said first signal indicates said vanes are in the light admitting position and when said second signal indicates the absence of an operator in the operator'"'"'s seat. - View Dependent Claims (6, 7, 8)
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Specification