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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Grottolo Arnaldo
Original Assignee
Grottolo Arnaldo
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Application filed by Grottolo ArnaldofiledCriticalGrottolo Arnaldo
Priority to ES1973193488UpriorityCriticalpatent/ES193488Y/en
Publication of ES193488UpublicationCriticalpatent/ES193488U/en
Application grantedgrantedCritical
Publication of ES193488YpublicationCriticalpatent/ES193488Y/en
Port mill, of the type comprising a plate that can be coupled to the rotating shaft of the machine and a receiver ring of the cylindrical grinding wheel and mountable inside the plate, provided with a bayonet device that includes, on the internal peripheral face of the skirt of the plate, lugs radials applicable to respective bayonet cavities provided in the ring contour, characterized in that it comprises ferrules that emerge from the base of the plate and open into holes thereof, in which ferrules are housed respective elastically requested tang fasteners inside the bayonet cavities and rotatable, through a rod, by an arm of the latter, sliding on a cylindrical cam formed on the bushing between a low position of penetration of the catch in the bayonet cavity and an upper position unlock (Machine-translation by Google Translate, not legally binding)