| 摘要 |
Pump comprising a flexible tube (8) arranged in a path between an inlet (10) and an outlet (11), and means for locking said tube at said inlet and outlet. Said means comprises moveably adjustable organs (12 and 13) being adapted to lock said tube against seats (14 and 15) at said inlet and outlet.
<??>Preferably, each of said moveable organs is in the form of slides having a cup-shaped surface (22, 23) provided with an extended lower edge (24, 25) in the direction of movement of the associated slide. Correspondingly, each of said seats (14 and 15) is preferably also provided with a cup-shaped surface (26, 27) facing said tube.
<??>Especially, the respective slide can be provided at the respective end of a common rod (18), preferably through threading, whereby the movement of said slides is provided through rotation of the rod by means of a centrally located wheel (19). |
