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.)
Paya Hermanos SA
Original Assignee
Paya Hermanos SA
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 Paya Hermanos SAfiledCriticalPaya Hermanos SA
Priority to ES0053169UpriorityCriticalpatent/ES53169U/en
Publication of ES53169UpublicationCriticalpatent/ES53169U/en
Compressors, Vaccum Pumps And Other Relevant Systems
(AREA)
Catching Or Destruction
(AREA)
Abstract
"WHISTLE OF VARIABLE TONE AND INTERMITTENT SOUND", characterized in that it is constituted by a tube that in one of its ends forms the cylindrical chamber of a piston capable of advancing and receding by hand or by a suitable clockwork mechanism, moved by a spring or electrically, and at the opposite end is crushed to fit the lips of the person using the whistle, being provided in its inside an air outlet, which will vibrate with one tone or another as it increases or decreases by the movement of the plunger, the resonance chamber within which this acts. (Machine-translation by Google Translate, not legally binding)
ES0053169U1956-03-101956-03-10Whistle of variable tone and intermittent sound (Machine-translation by Google Translate, not legally binding)
PendingES53169U
(en)