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US 8,438,759 B2Granted
Vibration damping device and bucket for construction machine
AssigneeKomatsu Ltd.
InventorsKazuya Imamura, Kuniaki Nakada, Taizou Nakagawa
Life of this patent
Estimating the term…
Abstract
A bucket for a construction machine including a side plate (11); a bottom plate (12), at least a portion of which is connected to the side plate (11); and a laminated plate (20) that is attached to an outside of the side plate (11). At least a part (16) of the portion where the side plate (11) and the bottom plate (12) are connected on an inside of the side plate (11) and the bottom plate (12) is reinforced.
Claims5
A bucket for a construction machine comprising:
- a side plate (11);
- a bottom plate (12), at least a portion of which is connected to the side plate (11);
- a laminated plate (20) which is attached to the side plate (11);
- and
- a reinforcing member which is attached to at least a part (16) of the portion where the side plate (11) and the bottom plate (12) are connected,
- wherein, before the reinforcing member is attached, a ratio Wp/Hs of a width Wp of the bottom plate (12) to a height Hs of the side plate (11) is 1.47 or greater.
3 more elements
A bucket for a construction machine comprising:
- a side plate (11);
- a bottom plate (12), at least a portion of which is connected to the side plate (11);
- a laminated plate (20) which is attached to the side plate (11);
- and
- a reinforcing member attached to a part (K), which forms a loop of a vibration mode, of the portion where the side plate (11) and the bottom plate (12) are connected,
- wherein, before the reinforcing member is attached, a ratio Wp/Hs of a width Wp of the bottom plate (12) to a height Hs of the side plate (11) is 1.47 or greater.
3 more elements
A bucket for a construction machine comprising:
- a side plate (11);
- a bottom plate (12), at least a portion of which is connected to the side plate (11);
- a laminated plate (20) which is attached to the side plate (11);
- and
- a connecting member connecting the side plate (11) and the bottom plate,
- wherein, before the connecting member is attached, a ratio Wp/Hs of a width Wp of the bottom plate (12) to a height Hs of the side plate (11) is 1.47 or greater, and the connecting member (15) that connects the side plate (11) and the bottom plate (12) is attached so that a ratio Wp′/Hs of a substantial width Wp′ of the bottom plate (12) to the height Hs is less than 1.47.
3 more elements
Dependencies are inferred from the claim text.