Filling material, window and door set, and filling method

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United States of America Patent

PATENT NO 9523232
APP PUB NO 20150292255A1
SERIAL NO

14438842

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Abstract

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A filling material according to an embodiment of the invention includes: an outer cover material having elasticity; an expansion material being inserted into an inside of the outer cover material, wherein the expansion material being compressed when the inside of the outer cover material is evacuated; a nozzle being provided at one end of the outer cover material, wherein air is evacuated from the inside of the outer cover material or air is injected to the inside of the outer cover material to expand the outer cover material through the nozzle; and a stopper for blocking the nozzle in a state that the inside of the outer cover material is evacuated to maintain the inside of the outer cover material to be vacuous.

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Patent Owner(s)

Patent OwnerAddress
KOREA INSTITUTE OF CONSTRUCTION TECHNOLOGYGYEONGGI DO SOUTH KOREA GYEONGGI-DO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Han, Jae-yong Seongnam-si, KR 3 6
Kang, Jae-sik Incheon, KR 4 6
Kum, Si-won Yongin-si, KR 1 0

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