| 摘要 |
<p>The present invention provides a convenient and highly reliable joint device which contains a small number of components by simplifying the coupli ng structure, which is small-sized and can be manufactured at low cost, which i s leak-proof under a wide range of conditions, regardless of the degree of internal pressure, and which does not contaminate the liquid inside the joint device. Concerning the liquid sending and receiving joint device of this invention f or connecting a liquid reservoir 1, which contains the liquid, with a liquid acceptor 4 which receives the liquid from the liquid reservoir 1, an elastic member 3a or 3b having at least a hole 6 and a valve 11 with a flow path is provided at a joint part of either the liquid reservoir or the liquid acceptor, or both of them, wherein the valve 11 fits in or engages with the hole 6.</p> |
