Title:
ARRANGEMENT STRUCTURE OF ENTRANCE CONCRETE FLOOR PART AND BUILDING UNIT FURNISHED WITH ENTRANCE
Document Type and Number:
Japanese Patent JP3387638
Kind Code:
B2
Abstract:
PURPOSE: To furnish a dust sweeping out function and to realize industrialized production.
CONSTITUTION: A step difference part to place a tread 8 arranged at the foot is formed on an upper surface side of a large beam 4a positioned at the foot of an entrance opening part 1 provided on an entrance unit. Depth of the step difference part is set so that the upper surface of the tread 8 is not positioned above the tread surface of a waterproofing pan 7 arranged on a concrete floor part communicated to the entrance opening part 1.
Inventors:
Hideki Moriwaki
Application Number:
JP18455794A
Publication Date:
March 17, 2003
Filing Date:
August 05, 1994
Export Citation:
Assignee:
Sekisui Chemical Co.,Ltd.
International Classes:
E04B1/348; E06B1/70; (IPC1-7): E06B1/70; E04B1/348
Domestic Patent References:
| JP3221688A | ||||
| JP5141001A | ||||
| JP42829U | ||||
| JP6023502U |
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