Patent ID: 6293441
Filing Date: 2001-09-25
Classification: B05B

Abstract:
A trigger-type liquid discharge container usable in both ordinary and inverted postures, comprising a container body with a neck portion, a discharge body (1) and a mounting tube (21) said discharge body including:a first main member (2) having a suction tube (4) raised from an inside of a rear portion of a base tube (3);and a second main member (11) having an outer tube (12) fitted on an outer face of said suction tube, a cylinder (13) protruding forward from a lower portion of the outer tube (12) an ejection pipe (14) protruding forward from an upper end portion of the outer tube (12) each said cylinder and ejection pipe communicating with the suction tube respectively, an outwardly flanged wall (15) which is formed on the lower portion of said outer tube and has a rear bottom wall portion of said cylinder as a common wall, a cover tube (16) depending from an outer circumference of the outwardly flanged wall (15) and being fitted on an upper outside of said base tube (3);said base tube (3) having at an intermediate portion on which an outward flange (3a) is provided;said mounting tube (21) depending turnably from an inward flange (22), which is formed on an upper end of the mounting tube (21) and resting on a rim of the outward flange (3a), and said mounting tube being fastened on an upper face of the neck portion of the container body; characterized:in that said first main member (2) is further defined by that said base tube (3) has an open top, and a partition (31) is transversely provided in the intermediate portion of the base tube (3) and said suction tube (4) extends upwardly from a rear part of said partition (31) while a lower part of said suction tube (4) penetrating downwardly therethrough;in that said discharge container also comprises a suction pipe setting tube (41) having a bottom plate (42) and a first circumferential wall (43) which extends upwardly from an outer circumference of the bottom plate (42) and has a upper wall portion fitted water-tightly into a lower portion of the said base tube (3), and a suction pipe (7) which depends downward from a rear portion of said bottom plate (42) while the suction pipe is opened to an upper face of said bottom plate;in that said discharge container further comprises a valved member (51) having a top plate (53), a second circumferential wall (54) which depends from an outer circumference of the top plate (53) and is fitted in a lower portion of said first circumferential wall (43), and a joint tube (52) which extends upwardly from a rear portion of the top plate (53) and penetrates downwardly therethrough, while an upper portion of said joint tube (52) being fitted into the lower part of the suction tube (4), while the joint tube is communicating with the suction pipe (7), said top plate having a front portion which is formed into a valve seat (55) tapering to have a small diameter lower end portion, in which a valve hole (56) is provided, while a ball valve (57) being placed on the tapered valve seat, and the joint tube (52) having below the top plate (53) an opening (58) communicating with the valve hole (56);in that a valve chamber (32) having a lower face opened is extending downward from a front portion of the partition (31) of the first main member to an area above the ball valve (57), while a liquid inlet port (45) for the inverted posture is opened at an upper front portion of the first circumferential wall (43), and a liquid inlet passage (34) for the inverted posture is formed for communicating the valve chamber and the liquid inlet port, and a front wall face in the valve chamber is formed into a slope (33) having a lower end, from which the slope is inclined towards an upper back direction, while the lower end of said slope being close to an upper front face of the ball valve (57).