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.)
BACON JOHN H
Original Assignee
BACON JOHN H
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 BACON JOHN HfiledCriticalBACON JOHN H
Priority to ES0229865ApriorityCriticalpatent/ES229865A1/en
Publication of ES229865A1publicationCriticalpatent/ES229865A1/en
Perforating, Stamping-Out Or Severing By Means Other Than Cutting
(AREA)
Abstract
Improvements in the construction of whistles, characterized in that in a channel of passage of air narrowed by its end and directed against a cutting edge or blade, a leaf or sheet is established, supported with the possibility of oscillation, whose end penetrates the space between the end of the aforementioned air channel and the blade being supported the blade in such a way, that its end is placed by its own weight in the aforementioned position, pendulum by the action of the air current in a way that enters and leaves the indicated housing and said leaf being provided with a bent part in the manner of a lip, which penetrates the air stream. (Machine-translation by Google Translate, not legally binding)
ES0229865A1956-07-171956-07-17Improvement in the construction of pitos (Machine-translation by Google Translate, not legally binding)
ExpiredES229865A1
(en)
Device for the use and handling of razor blades for various uses such as sharpening pencils (Machine-translation by Google Translate, not legally binding)