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.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Priority to ES0085023UpriorityCriticalpatent/ES85023Y/en
Publication of ES85023UpublicationCriticalpatent/ES85023U/en
Application grantedgrantedCritical
Publication of ES85023YpublicationCriticalpatent/ES85023Y/en
Blow-Moulding Or Thermoforming Of Plastics Or The Like
(AREA)
Instruments For Viewing The Inside Of Hollow Bodies
(AREA)
Abstract
Device for the subjection and change of canvas, characterized by being constituted by two cylindrical rods, separated from each other by a spiral spring distensor and housed inside a tube whose ends are rebated on two separate steps made at points close to the external and visible ends of the two aforementioned rods, so that these can not escape through the ends of the tube, although they offer telescopic play inside it, when the resistance of the distension spring is overcome, the end being visible on one side, of double length that the opposite extreme visible. (Machine-translation by Google Translate, not legally binding)
ES0085023U1961-01-021961-01-02
Device for fastening and changing canvas
ExpiredES85023Y
(en)