| 摘要 |
<p>Modular metering device, making it possible to supply metered quantities of any pasty or viscous substance, comprising a main body (10) in which are arranged a fitting socket (12), a closure pin (13) and a metering piston (17), arranged opposite each other in the said socket (12), thus defining a metering chamber (4), an inlet channel (14) and an ejection channel (15), at least one control unit (31) making it possible to move the metering piston, actuation means (20) making it possible to move the said closure pin and the said piston simultaneously with respect to the said main body, so as to release access either to the inlet channel (14), or to the ejection channel (15), the main body (10), the closure pin (13) and the metering piston (17) constituting an interchangeable module (1). <IMAGE></p> |
