| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To surely prevent contents from leaking in a state of a cartridge single body and to further simplify operation of replacing the cartridge for a knock type dispenser. <P>SOLUTION: The contents of the cartridge 10 before being attached to a front shaft cylinder unit A is sealed with a heat seal 10b and a rear seal member 10e. When the cartridge 10 is attached to the outer periphery and an annular projecting part 8a of a rear holding member 8 of the front shaft cylinder unit A, the heat seal 10b is hit by the rear end part of a storage member 5 and broken. As a result, the inner spatial areas of the storage member 5 and of the cartridge 10 can communicate with each other via an upstream valve member 7. According to the discharge of the contents of the storage space area 5b from a hole 1a by the knock operation of an operation button 14, the rear seal member 10e moves downward. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
