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Priority to ES0072248UpriorityCriticalpatent/ES72248Y/en
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Publication of ES72248YpublicationCriticalpatent/ES72248Y/en
An improved manometer, characterized in that it consists in the incorporation of a lower appendix, in connection with the Bourdºn tube end, consisting of another tube of greater diameter, straight and closed cylindrical of extremely sensitive walls and filled with a liquid receiver (glycerin) of the pressure that transmits as an intermediate element, to the area of record of the sphere of the manometer. (Machine-translation by Google Translate, not legally binding)
Improvements in the construction of devices to purge the hydraulic brakes of the carriages (Machine-translation by Google Translate, not legally binding)