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Individual
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Individual
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Priority to ES104197UpriorityCriticalpatent/ES104197U/en
Publication of ES104197UpublicationCriticalpatent/ES104197U/en
Compressors, Vaccum Pumps And Other Relevant Systems
(AREA)
Abstract
A low pressure swelling pump characterized by being constituted by a body of flexible material of hemispherical shape whose flat base is the base of support in the ground for its operation with the foot being protador in a point immediately to said base of two simple valves of step in one direction and placed inversely so that the pressure exerted on the dome from top to bottom causes the expulsion of the interior air through the valve of favorable direction keeping the twin valve closed while at the end of the pressure the order of the valves and penetrates the outside air through the corresponding direction valve. (Machine-translation by Google Translate, not legally binding)
ES104197U1964-02-131964-02-13A low pressure pump (Machine-translation by Google Translate, not legally binding)
PendingES104197U
(en)