Pinch valve

F - Mech Eng,Light,Heat,Weapons – 16 – K

Patent

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Details

F16K 7/06 (2006.01) F16K 7/07 (2006.01) F16K 31/122 (2006.01)

Patent

CA 2396807

A pinch valve, comprising an elastic tube body (1), a cylinder body (4) having a cylinder part (2) and a cylinder cover (3), a piston (11) in slidable contact with the inner peripheral surface of the cylinder body, a pressing element (15) fixed to a connection part (13) suspended from the piston, a body (16) connected to the cylinder body and having a groove (17) for receiving the tube body (1), a pair of connection body receivers (20) engaged with the grooves in the body and having through holes (26) for receiving the tube body (1), first and second space parts (8, 7) formed on the upper and lower sides of the piston (11), and a pair of air ports (10, 9) allowed to communicate with the first and second spaces (8, 7), respectively, wherein the entire valve is formed compact.

L'invention concerne un robinet à manchon, comprenant un corps tube élastique (1), un corps cylindrique (4) ayant une partie cylindre (2) et un couvercle (3), un piston (11) en contact par glissement avec la surface périphérique interne du corps cylindre, un élément de pressage (15) fixé à un élément de connexion (13) suspendu au piston, un corps (16) connecté au corps de cylindre et ayant une rainure (17) destinée à recevoir le corps tube (1), une paire de récepteurs corps connexion (20) emboîtée dans les rainures du corps et ayant des trous traversants (26) destinés à recevoir le corps tube (1), un premier écarteur (8) et un deuxième écarteur (7) formés sur les côtés supérieur et inférieur du piston (11), et une paire d'orifices d'échappement d'air (10, 9) pouvant communiquer respectivement avec le premier et le deuxième écarteur (8, 7), la valve étant compacte dans son ensemble.

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