FRAME FOR DOOR LEAF Russian patent published in 2007 - IPC E06B3/00 

Abstract RU 2299301 C1

FIELD: construction, particularly door structures.

SUBSTANCE: door leaf frame comprises base with walls and flanges connected with each other for create inner cavity and through cavities. The frame is provided with upper and lower supports having inner parts with support surfaces and outer part. Inner parts of upper and lower supports are located and fixed inside inner cavity of the base by means of fastening members so that the parts may cooperate with at least flanges of upper and side parts of the base correspondingly. At least side parts of the base are defined by steel bent unequal channel-bars including walls, major and minor flanges. Major flanges are provided with slots for partial receiving of flanges created in central parts of the base.

EFFECT: simplified door leaf frame production.

3 cl, 6 dwg

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RU 2 299 301 C1

Authors

Maksimov Aleksandr Ivanovich

Dates

2007-05-20Published

2005-11-11Filed