E - Fixed Constructions – 02 – F
Patent
E - Fixed Constructions
02
F
E02F 3/36 (2006.01)
Patent
CA 2539045
Excavator tool quick attachment device (1) is used to attach a tool to a dipper arm (2) of an excavator. Body member (52) has two receivers (12,14) for tool pins (11,15). Receiver (12) has a movable latch (3) powered by an hydraulic ram (20) for securing and releasing pin (11) and receiver (14) has a movable spring loaded lock (22) for securing and releasing pin (15). A control assembly (21) is connected between latch (3) and lock (22) but only operates to release lock (22) when the device (1) is inverted relative to a normal working position and the hydraulic ram (20) is activated.
L'invention concerne un dispositif d'attache rapide (1) servant à attacher un outil à un bras plongeur (2) d'un excavateur. Ce dispositif comprend un élément structural (52) comportant deux systèmes de réception (12, 14) pour des tiges (11, 15) d'outil. Le système de réception (12) comprend un élément de verrouillage (3) amovible actionné par un vérin hydraulique (20) pour bloquer et débloquer la tige (11) et le système de réception (14) comprend un élément de blocage (22) amovible à ressort pour bloquer et débloquer la tige (15). Un ensemble de commande (21) est relié entre l'élément de verrouillage (3) et l'élément de blocage (22), cet ensemble servant uniquement à débloquer l'élément de blocage (22) lorsque le dispositif d'attache rapide (1) est inversé par rapport à une position normale de travail et que le vérin hydraulique (20) est activé.
Egenton William
Mccormick Caroline
Mccormick Patrick
Segarty Martin
Egenton William
Mccormick Caroline
Mccormick Patrick
Riches Mckenzie & Herbert Llp
Segarty Martin
LandOfFree
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