| 摘要 |
<p>Dispenser (1) intended for the packaging of a pasty product (6), comprising a basically tubular body (2) possessing a side wall (3) ending in an upstream opening (4) and a downstream opening (5) for receiving a removable cover member (8), a means for the axial propulsion of said product comprising an axial screw (14) working in conjunction with a piston (24) supporting said product, and a wheel (15) mounted axially and leak-tightly in the upstream opening, and said axial screw and said wheel being made in one piece; which dispenser is characterized in that the wheel comprises a first wall (16) and a concentric second wall (17), both connected to a base wall (18), said first wall being geometrically approximately a continuation of the side wall, and the second wall being of a smaller diameter.</p> |
