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ALLINQUANT FERNAND ST
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ALLINQUANT FERNAND ST
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Application filed by ALLINQUANT FERNAND STfiledCriticalALLINQUANT FERNAND ST
Publication of ES245564A1publicationCriticalpatent/ES245564A1/en
Free piston device, constituted by a superposition of parts maintained by a clamping member, characterized in that this assembly comprises at least two pieces of rigid material to form the body of the piston and at least two washers of elastic material of upper diameter to the nominal diameter of the piston and of intermediate positions, the assembly of the rigid parts comprising at least a part cylindrical to the nominal diameter of the piston to ensure the guide of this in the cylinder to which it is intended, and at least two cylindrical parts of the piston. small diameter, at most equal to the nominal diameter of the plunger decreased by twice the thickness of an elastic washer, against which the washers are respectively supported by faces of opposite directions, and around which these washers can arch to form lashes of sealing of opposite directions. (Machine-translation by Google Translate, not legally binding)
ES0245564A1957-11-271958-11-26Free stock device (Machine-translation by Google Translate, not legally binding)
ExpiredES245564A1
(en)