ES339213A1 - Improvements in the protective masks against vizated atmospheres. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements in the protective masks against vizated atmospheres. (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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ONRUBIA ANGUIANO
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ONRUBIA ANGUIANO
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Application filed by ONRUBIA ANGUIANOfiledCriticalONRUBIA ANGUIANO
Priority to ES339213ApriorityCriticalpatent/ES339213A1/en
Publication of ES339213A1publicationCriticalpatent/ES339213A1/en
Respiratory Apparatuses And Protective Means
(AREA)
Abstract
Improvements in protective masks against stale atmospheres, characterized by providing a piece of easily moldable lightweight material, elliptical in shape and with a high perimeter flange, adaptable to the flexible piece that is applied to the face of the user, so that it is in front of the area of mouth and nose, existing in this piece, in the internal zone two housings that respectively occupy the upper and lower half of the piece, in order to adapt in them the filtering means of the aspirated air and of transmission of the voice. (Machine-translation by Google Translate, not legally binding)
ES339213A1967-04-121967-04-12Improvements in the protective masks against vizated atmospheres. (Machine-translation by Google Translate, not legally binding)
ExpiredES339213A1
(en)
Statement for congratulations with a detachable flat portion suitable for a corporeal assembly (Machine-translation by Google Translate, not legally binding)
Open-air respirator, equipped with a mask with an air intake valve, automatically controlled, and a discharge valve (Machine-translation by Google Translate, not legally binding)