Patent ID: 6234348
Filing Date: 2001-05-22
Classification: B05C

Abstract:
An extruding mechanism for a tubular bag, used for discharging contents filled in the tubular bag, comprising:(a) an extruding gun having a holding base, a stationary holding plate disposed on a front end portion of the holding base and provided at a central portion with a notched portion opened upward, and an extruding rod equipped at a leading end with a pressing plate and arranged movably back and forth on the holding base;(b) a cylindrical member having a cylinder body set on the holding base and accommodating the tubular bag therein and opened at both ends, and a piston body slidably inserted into the cylinder body, both end surfaces thereof serving as pressing surfaces;(c) a head adapter including a base plate having an outer surface side thereof being located on an inner surface side of the stationary holding plate, an inner surface side thereof with which opening end portions of the cylinder body are brought into contact, and having an opening portion at a central portion;(d) a nozzle body having a discharge hole at a leading end, and a through discharge passage formed therein for contents, the nozzle body being attached to the opening portion of the head adapter so as to communicate the through discharge passage with the cylinder body.