ES218845A2 - Improvements in the object to which the patent is number 217202 (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements in the object to which the patent is number 217202 (Machine-translation by Google Translate, not legally binding)
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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PORTELL MUNELLO JOAQUIN
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PORTELL MUNELLO JOAQUIN
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Application filed by PORTELL MUNELLO JOAQUINfiledCriticalPORTELL MUNELLO JOAQUIN
Priority to ES0218845ApriorityCriticalpatent/ES218845A2/en
Publication of ES218845A2publicationCriticalpatent/ES218845A2/en
Improvements in the devices for making infusions under hydraulic pressure, characterized in that the piston is formed by two parts superimposed but without mutual fixation, one of them constituting the base of the piston with its corresponding unthreaded stem and the other circular in shape with stepped periphery and a central hole through which the stem passes, being contained between the periphery of both joints Seals that are compressed by the action of the pump drive spring, which at its lower end rests on the stepped part of the piston. (Machine-translation by Google Translate, not legally binding)
ES0218845A1954-12-071954-12-07Improvements in the object to which the patent is number 217202 (Machine-translation by Google Translate, not legally binding)
ExpiredES218845A2
(en)
A distributor of plungers for the quantitative distribution of agents supplied to pressure, especially lubricants (Machine-translation by Google Translate, not legally binding)