QUICK-FASTENING SAFETY DEVICE FOR ATTACHING A TOOL TO THE END OF THE ARM OF A HYDRAULIC POWER SHOVEL OR THE LIKE

The invention relates to a safety device for quick-fastening, comprising two portions (1 and 2), one of which is attached to the arm of the machine and the other of which is attached to the tool, wherein the first portion (1) comprises a cradle that is insertable under the arm of the other portion (...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MORIN MARCEL ANDRE JEAN, MORIN CHRISTIAN ANDRE
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The invention relates to a safety device for quick-fastening, comprising two portions (1 and 2), one of which is attached to the arm of the machine and the other of which is attached to the tool, wherein the first portion (1) comprises a cradle that is insertable under the arm of the other portion (2) having an extension (5) in the form of a hook, provided with at least one side lug (10) that can pass through notched openings in the first portion (1) and in a locking plate (6) sliding on the middle portion of said first portion so as to be inserted under the hook (5) by springs, characterized in that the locking plate is provided with an abutment member that limits the return movement of said plate in order to prevent the abovementioned notched openings from coinciding.