ES287391A1 - Improvements in the automatic means of start-up of a motor group-timed operating pump (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements in the automatic means of start-up of a motor group-timed operating pump (Machine-translation by Google Translate, not legally binding)
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"IMPROVEMENTS IN THE AUTOMATIC MEANS OF START-UP OF A MOTOR-PUMP GROUP, OF TIMED OPERATION", characterized by the fact that two check valves have been arranged, which delimit a section of the pipeline comprised between the motor-pump group and the point of use, by means of which it is possible to maintain a certain pressure in said section, when the passage of the liquid at the point of use is closed, by means of a key or any other device. (Machine-translation by Google Translate, not legally binding)
ES287391A1963-04-101963-04-10Improvements in the automatic means of start-up of a motor group-timed operating pump (Machine-translation by Google Translate, not legally binding)
ExpiredES287391A1
(en)