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US 2020/0362850 A1Published application
Piston compressor for medical use
AssigneeEsam S.P.A.
InventorENNIO CATTANI
Life of this patent
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Abstract
A volumetric compressor with one or more cylinders, comprising: at least one cylinder (2), provided with a suction opening (21) and a discharge opening (22) controlled by respective valves; a suction duct (3), connected to the suction opening (21); a discharge duct (4), connected to the discharge opening; a motor (5), provided with the possibility of varying its rotation speed; an adjustment valve (6), arranged along the suction duct (3), which is predisposed to vary the flow rate of the air directed to the suction opening.
Claims5
A volumetric compressor with one or more cylinders, comprising:
- at least one cylinder (2), provided with a suction opening (21) and a discharge opening (22) controlled by respective valves;
- a suction duct (3), connected to the suction opening (21);
- a discharge duct (4), connected to the discharge opening;
- a motor (5), provided with the possibility of varying its rotation speed;
- characterised in that it comprises at least one adjustment valve (6), arranged along the suction duct (3), which is predisposed to vary the flow rate of the air directed to the suction opening.
2 more elements
Dependencies are inferred from the claim text.