ES277153A3 - Improvements introduced in the devices for the closure of doors (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements introduced in the devices for the closure of doors (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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UNIBASO IMAZ JAVIER
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UNIBASO IMAZ JAVIER
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Priority to ES277153ApriorityCriticalpatent/ES277153A3/en
Publication of ES277153A3publicationCriticalpatent/ES277153A3/en
Improvements introduced in the devices for the closing of doors, which are characterized by the fact of constituting a pneumatic piston cylinder, the piston rod of said piston being the displaceable element for actuating the door, for which it is permanently requested to the closing position by means of a helical spring housed in the cylinder itself. (Machine-translation by Google Translate, not legally binding)
ES277153A1962-05-081962-05-08Improvements introduced in the devices for the closure of doors (Machine-translation by Google Translate, not legally binding)
ExpiredES277153A3
(en)
Device for the opening and closing of a door with an incorporated condemnation mechanism (Machine-translation by Google Translate, not legally binding)