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smokeproof member for fireproot shutter 实用新型

2023-07-27 3070 349K 0

专利信息

申请日期 2025-06-27 申请号 KR2020100005566
公开(公告)号 KR200464774Y1 公开(公告)日 2013-01-10
公开国别 KR 申请人省市代码 全国
申请人 LEE DONG JOO
简介 Relates re-in yearly installment for [...] fire the device. re-in yearly installment for [...] fire in the device, on one side closed loop type of hole to be formed double flat section shape thereof as material of a fire" "Shaped yearly gas kit made yearly installment re-and , said yearly gas kit other side of the outer tub in said yearly gas kit shape flat section thereof and fixes the part" " End in the form of a triangular and a rigid member characterized in that including. The, existing accommodated in a wall and a guide rail guide rail conventional sensors earth re-yearly installmentyearly installment re- time by fixing a construction according to a video input an earth equipment of guided rail is economical to the strain is reduced and, to the fixed member in an incombustible re-yearly installment closed loop type of hole-to form year double-by forming a which is extended, in particular to the fixed member in an embedded re-yearly installment data output by using the respective fixing element that the quick timere-yearly installment in. the product may be.


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