| 摘要 |
The present invention relates to dental apparatus including a fluid reservoir having a connection part, and a fluid reservoir receptor section having a reception part. The connection part includes a cylindrical member, a shaft member slidably arranged through the cylindrical member, and having a channel, a fluid passage defined between the channel and the cylindrical member, and an air passage formed in the cylindrical member for taking external air in. The openings of the fluid and air passages are openable by sliding the shaft member. The reception part includes a passage, a valve in the opening of the passage for taking external air in, and a releaser member for sliding the shaft member to open the openings of the fluid and air passages when the fluid reservoir is installed on the fluid reservoir receptor section.
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