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Title:
農芸用ビニールハウスなどの小屋組み構造
Document Type and Number:
Japanese Patent JP4504988
Kind Code:
B2
Abstract:

To provide a roof truss structure of a vinyl greenhouse for agriculture and horticulture efficiently constructed by anybody in a short time.

This roof truss structure is such that the upper ends of a rafter metal straight pipe (2) are connected and united to each other through a ridge first metal pipe joint (A1) bent in a mountain shape of about 120 degrees (θ), and top and bottom mutual intervals between the rafter metal straight pipe (2) and a pillar metal straight pipe (1) are connected and united to each other through the same pole plate first metal pipe joint (B1) as the ridge first metal pipe joint (A1), and back and front mutual intervals between the ridge first metal pipe joint (A1) and a ridge metal straight pipe (3) are connected and united to each other through a ridge second metal pipe joint (A2) different from the first metal pipe joints (A1) and (B1), and back and front mutual intervals between the pole plate first metal pipe joint (B1) and a pole plate metal straight pipe (4) are connected and united to each other through a pole plate second metal pipe joint (B2) the same as the ridge second metal pipe joint (A2).

COPYRIGHT: (C)2008,JPO&INPIT


Inventors:
Tsukasa Okano
Application Number:
JP2007049228A
Publication Date:
July 14, 2010
Filing Date:
February 28, 2007
Export Citation:
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Assignee:
Joint Industry Co., Ltd.
International Classes:
A01G9/14; A01G9/16
Domestic Patent References:
JP9220028A
JP47008633U
JP2004337119A
JP3018419U
JP63201440U
JP63173048U
Attorney, Agent or Firm:
Kenji Yamashita