The cast swing arm is a cast swing arm including: pivot portions; left and right arm portions extending on a rear side from the pivot portions; and a crossing portion connecting the left and right arm portions, in which the arm portions include upper walls, lower walls, outer walls, and inner walls and include an inner space with a hollow inside, and recessed portions recessed toward the inner space are formed in the outer walls of the arm portions.
CAST SWING ARM
2022-10-06
Patent
Electronic Resource
English
IPC: | B62K Fahrräder , CYCLES |
CAST SWING ARM, CAST SWING ARM MOLDING CORE, AND CASTING DEVICE
European Patent Office | 2023
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