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Patent Searching and Data


Title:
LOOSENING PREVENTION DEVICE FOR PLUG
Document Type and Number:
WIPO Patent Application WO/2007/018104
Kind Code:
A1
Abstract:
A loosening prevention device (1) for a plug has a first sleeve (11) engaged with and surrounding a first plug (70) attached to a lid (61) of a liquid tank (60), a second sleeve (21) engaged with and surrounding a second plug (80) attached to the lid, and a connection means (24) for connecting and fixing the first sleeve and the second sleeve to each other. At least one flat surface (75, 85) is formed on an outer perimeter surface (74, 84) of the first plug and/or the second plug, and at least one flat surface (12, 22) in surface contact with the flat surface of the first plug and/or the second plug is formed on an inner perimeter surface of the first sleeve and/or the second sleeve. Because of the construction, a plug for pressurized gas supply and a plug for liquid discharge are firmly held.

Inventors:
HASUNUMA, Masahiro (2203, Shimooshi, Gyoda-sh, Saitama 37, 3610037, JP)
Application Number:
JP2006/315344
Publication Date:
February 15, 2007
Filing Date:
July 27, 2006
Export Citation:
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Assignee:
Surpass Industry Co., Ltd. (2203, Shimooshi Gyoda-sh, Saitama 37, 3610037, JP)
サーパス工業株式会社 (〒37 埼玉県行田市下忍2203 Saitama, 3610037, JP)
International Classes:
B65D47/06; B65D83/00; F16L39/00
Foreign References:
JP2005069277A
JP2000146089A
JPH01275992A
JP2005172192A
Attorney, Agent or Firm:
AOKI, Atsushi et al. (SEIWA PATENT & LAW, Toranomon 37 Mori Bldg. 5-1, Toranomon 3-chom, Minato-ku Tokyo 23, 1058423, JP)
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