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.
More Like This:
| WO/2001/044068 | CONTAINER LID WITH STOPPER |
| JP3716721 | PLUG OF LIQUID VESSEL |
Inventors:
HASUNUMA MASAHIRO (JP)
Application Number:
PCT/JP2006/315344
Publication Date:
February 15, 2007
Filing Date:
July 27, 2006
Export Citation:
Assignee:
SURPASS IND CO LTD (JP)
HASUNUMA MASAHIRO (JP)
HASUNUMA MASAHIRO (JP)
International Classes:
B65D47/06; B65D83/00; F16L39/00
Foreign References:
| JP2005069277A | 2005-03-17 | |||
| JP2000146089A | 2000-05-26 | |||
| JPH01275992A | 1989-11-06 | |||
| JP2005172192A | 2005-06-30 |
Attorney, Agent or Firm:
AOKI, Atsushi et al. (Toranomon 37 Mori Bldg. 5-1, Toranomon 3-chom, Minato-ku Tokyo 23, JP)
Download PDF: