Excavating – Combined or convertible – Having quick-connect coupling
Patent
1996-04-12
1997-12-02
Melius, Terry Lee
Excavating
Combined or convertible
Having quick-connect coupling
37406, 414723, E02F 396
Patent
active
056923252
ABSTRACT:
An attachment detaching apparatus for hydraulic shovels includes a bracket pivoted, through an arm pin and a link pin, respectively, on a tip end of the arm of the hydraulic shovel. Guide grooves are provided with the opening portion being notched into the bracket. An oscillating arm where the opening portion has a notch located on the side opposite to the guide groove or the sliding slider is provided in a location opposite to the guide groove. An opening, closing apparatus for opening or closing the oscillating arm or the sliding slider is provided, the opening, closing apparatus is driven in the engaging direction by the engagement of a pin A of the attachment with the guide groove of the bracket and of a second pin B with the notch of the oscillating arm or the sliding slider so as to retain the attachment. A rotating hook, capable of grasping the pin A, is pivoted on the bracket through the rotating shaft. The rotating shaft is provided in a position where the rotating force in a direction of closing the rotating hook is applied when the pin A is operated in a direction along which the pin A is disengaged along the guide groove. The attachment detaching apparatus for hydraulic shovels has an opening, closing apparatus composed through the rotating hook, the oscillating arm or the sliding slider.
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patent: 5581917 (1996-12-01), Barden
Batson Victor
Konan Electric Company Limited
Melius Terry Lee
LandOfFree
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