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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PEREZ VELASCO MIGUEL E
VILA SORIA JOSE MA
Original Assignee
PEREZ VELASCO MIGUEL E
VILA SORIA JOSE MA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by PEREZ VELASCO MIGUEL E, VILA SORIA JOSE MAfiledCriticalPEREZ VELASCO MIGUEL E
Priority to ES1977227970UpriorityCriticalpatent/ES227970Y/en
Publication of ES227970UpublicationCriticalpatent/ES227970U/en
Application grantedgrantedCritical
Publication of ES227970YpublicationCriticalpatent/ES227970Y/en
Dust-throwing device, characterized essentially by the fact that it consists of a hermetically sealed hollow handle, equipped with a pressure fluid loading and unloading valve contained in the handle itself, operated by means of an external push-button, whose handle is coupled to a rigid and resistant container which houses the dust to be thrown. (Machine-translation by Google Translate, not legally binding)
Built-in valve for closed containers that can withstand only limited overpressure and negative pressure, and containing a pressure valve and a vacuum valve as well as a non-return valve for supplying air to the container.