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US 2024/0150993 A1Published application
Work machine arm, work implement, and work machine
AssigneeKomatsu Ltd.
InventorsAtsushi TSUNEKAWA, Ahmad ISKANDAR, Takuya IZAKI, Akinobu IWASAKI
Life of this patent
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Abstract
An arm cylinder bracket (7a) is connected to a lower plate (BP). An inner rib (21) is disposed inside an arm (7) and connected to the lower plate (BP) within a connection range (RA) between the lower plate (BP) and the arm cylinder bracket (7a) in a side view.
Claims11
A work machine arm comprising:
- a lower plate having a first outer surface and a first inner surface facing each other;
- an upper plate having a second outer surface and a second inner surface facing each other, the upper plate being disposed such that the second inner surface faces the first inner surface at a distance from the first inner surface;
- an arm cylinder bracket connected to the first outer surface of the lower plate;
- and
- a first inner rib disposed between the lower plate and the upper plate, the first inner rib being connected to the first inner surface of the lower plate within a connection range between the lower plate and the arm cylinder bracket in a side view.
2 more elements
Dependencies are inferred from the claim text.