| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a new trigger type liquid injection container in which a filling space of a container body is not always opened to the outside, achieving an excellent sealing property, and performing favorable injection operation for a content. <P>SOLUTION: The trigger type liquid injection container includes a body 6 for sealing an opening upper end 5e of the container body 2 through an annular seal member 20, operates a piston 7 arranged in a cylinder 6b of the body 6 by the repetition of pulling and returning a lever 8, and injects the content from an injection port A<SB POS="POST">4</SB>. The body 6 includes: an air replacement hole A<SB POS="POST">5</SB>for making the filling space C<SB POS="POST">1</SB>of the content communicate with the outside world through an opening A<SB POS="POST">1</SB>formed at the opening upper end 5e; and a sealing plug 11 for sealing the air replacement hole A<SB POS="POST">5</SB>and the outside world through a disconnective thin part 12 in which a deformable and restorable annular elastic piece 21 is formed by extending an inner peripheral edge of the seal member 20 to the inside of the opening A<SB POS="POST">1</SB>, and the air replacement hole A<SB POS="POST">5</SB>is closed with the elastic piece 21 so as to be openable. <P>COPYRIGHT: (C)2012,JPO&INPIT |
