Techniques for application of light in additive fabrication and related systems and methods

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United States of America Patent

PATENT NO 11820074
SERIAL NO

17716528

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Abstract

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Techniques for illuminating a photocurable material within a build area of an additive fabrication device are described. According to some aspects, a light source is provided that can be moved alongside a build area, allowing light to be directed to any desired position within the build area by moving the light source. This configuration may also allow the distance from the light source to the build area to be substantially the same for each position across the build area by moving the light source whilst maintaining a fixed distance from the light source to the build volume. The described approach may allow for fabrication of larger parts in an additive fabrication device by expanding or eliminating the practical upper limit on the area of the build volume that can be imposed by use of a laser light source in such a device.

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Patent Owner(s)

  • FORMLABS, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Goldman, Andrew M Stow, US 20 584

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