发明名称 |
Syringe |
摘要 |
There is provided an injector having a gasket held in excellent intimate contact with an inner wall surface of a barrel and shortened in overall length. A gasket 6 is joined to a mount base 10 disposed on a tip end of a plunger 5 and having a bendable portion 14 which bends toward an axis of the plunger 5 radially outwardly of the mount base 10. The gasket 6 is joined to the mount base 10 with a gap left for allowing the bendable portion 14 to bend toward the tip end of the plunger 5 when the gasket 6 slides toward an injection needle 2. The gasket 6 is made of a synthetic resin having an A-scale Shore hardness in the range from 20 to 70. The gasket 6 has a groove 16 defined therein radially outwardly of the mount base 10, and the bendable portion 14 comprises a portion of the gasket 6 disposed radially outwardly of the groove.
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申请公布号 |
US2003014005(A1) |
申请公布日期 |
2003.01.16 |
申请号 |
US20020203878 |
申请日期 |
2002.08.15 |
申请人 |
CHIBA ATSUSHI;ICHIKAWA KAZUHIRO |
发明人 |
CHIBA ATSUSHI;ICHIKAWA KAZUHIRO |
分类号 |
A61M5/315;(IPC1-7):A61M5/178 |
主分类号 |
A61M5/315 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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