专利名称：Device for moving in the longitudinal
direction a screw shaft for mixing machinesand mixing machine equipped with saiddevice
发明人：De Leonardis, Loris c/o Parker Calzoni
S.r.l.,Mora, Michele c/o Parker Calzoni S.r.l.
申请号：EP07075130.0申请日：20070214公开号：EP1825986A2公开日：20070829
专利附图：
摘要：Device for moving in the longitudinal direction (X-X) a shaft (120;1120;2120) withscrew (121) rotationally driven by a motor (140;2140), comprising at least one cylinder(100;1100;2100) coaxial with said shaft (120;1120;2120) and provided with at least onerotating piston (131;1131;2131) rigidly connected to the shaft (120;1120;2120) and able toproduce a displacement in either direction of the shaft (120;1120;2120) from a firstretracted end-of-travel position into a second advanced end-of-travel position, and viceversa.
申请人：PARKER CALZONI S.r.l.
地址：Via Caduti di Sabbiuno, 15/17 40011 Anzola dell'Emilia (Bologna) IT
国籍：IT
代理机构：Raimondi, Margherita
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