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Individual
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Individual
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Priority to ES97138UpriorityCriticalpatent/ES97138Y/en
Publication of ES97138UpublicationCriticalpatent/ES97138U/en
Application grantedgrantedCritical
Publication of ES97138YpublicationCriticalpatent/ES97138Y/en
Simplified constant pressure oiler, of the type comprising a receptacle for the consistent grease, provided with a plunger pushed by a spiral spring, and a central stem for sealing or regulating the exit of the grease previously introduced under pressure, characterized in that the the piston is joined to the rod by means of two elastic washers fitted in circular channels made in the rod, which imprison the edge of the central circular hole of the piston, the latter having on its lower face a conical recess and being provided with sealing means constituted by a annular gasket, of suitable elastic material, interposed between the periphery of the piston and the circular wall of the casing, and another also annular and of analogous material located between the piston rod and the bore of the piston and caught between said fixing washers. (Machine-translation by Google Translate, not legally binding)
Sealing device of small friction for stems that come out of a conjunction under pressure (Machine-translation by Google Translate, not legally binding)
Pressure gas tank provided of an output regulator device equipped with a braking channel (Machine-translation by Google Translate, not legally binding)