Multi-stage prism window

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United States of America Patent

PATENT NO 11834899
APP PUB NO 20210062575A1
SERIAL NO

17098335

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Abstract

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A multi-stage prism window includes: a first prism configured to condense light whose angle is equal to or larger than a first predetermined angle on a reflective member and retroreflect the light; a second prism configured to condense light whose angle is equal to or larger than a second predetermined angle on an endothermic member or a reflective member and use the light for indoor heating; and a liquid control mechanism configured to fill at least one of a first space and a second space with a liquid, the first space being in contact with the first prism from an indoor side, the second space being in contact with the second prism from the indoor side.

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Patent Owner(s)

Patent OwnerAddress
YAZAKI ENERGY SYSTEM CORPORATIONMINATO-KU TOKYO 108-8333

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakamura, Takuju Tokyo, JP 36 120

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