Title:
VENT EQUIPMENT AND ITS CONSTRUCTION METHOD
Document Type and Number:
Japanese Patent JP2005248628
Kind Code:
A
Abstract:
To provide easily and at lower cost vent equipment which is easy to ascend and descend and improves workability and further ensures safety, and also to provide its construction method.
The vent equipment 1 is provided with frame supportings 3 having respectively a plurality of columns 7 which support a bridge member 6 temporarily. Stair members 20 are respectively attached to outer sides of the frame supportings 3.
Inventors:
UCHIKURA HIROTAKE
Application Number:
JP2004063015A
Publication Date:
September 15, 2005
Filing Date:
March 05, 2004
Export Citation:
Assignee:
TONICHI KOJI KK
International Classes:
E01D21/00; E04G25/00; (IPC1-7): E01D21/00; E04G25/00
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Takashi Watanabe
Masakazu Aoyama
Tadashi Takahashi
Takashi Watanabe
Masakazu Aoyama
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