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Patent Searching and Data


Title:
OUTDOOR STAIRS
Document Type and Number:
Japanese Patent JP2005273301
Kind Code:
A
Abstract:

To provide an outdoor stairs reducing noise, while satisfying request of lightweight.

The present outdoor stair 10 is provided with tread plates 20 and a pair of stringers 30, 30 fixing the tread plates 20. The tread plate 20 is provided with tread boards 21 having edging part 22, a concrete fixing member arranged in the horizontal part of the tread boards 21, and a lightweight material GRC 50 placed in the inside of the tread board 21. The concrete fixing member is a skeleton member 40 made of main material 41 and high nuts 42 charged to the edge of the main material 41. The tread boards 20 are fixed to the stringer 30 by engaging with the fixing bolts inserted from the stringer 30 side.


Inventors:
KOHAMA YOSUKE
Application Number:
JP2004000088645
Publication Date:
October 06, 2005
Filing Date:
March 25, 2004
Export Citation:
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Assignee:
DAIWA HOUSE IND
International Classes:
E04F11/02; E04F11/17; (IPC1-7): E04F11/02; E04F11/17
Attorney, Agent or Firm:
曽々木 太郎