Vehicle wheel disc and manufacturing method of vehicle wheel disc
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 5, 2021
Grant Date -
Apr 9, 2020
app pub date -
Sep 25, 2019
filing date -
Oct 9, 2018
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A vehicle wheel disc includes a flat plate-shaped hub-mounted part, a cylindrical rim-mounted part, and a hat-shaped part. The hat-shaped part includes a hat top portion, a hat inner peripheral portion, and a hat outer peripheral portion. At a border between the hub-mounted part and the hat inner peripheral portion, a first connecting portion is provided, and at a border between the hat top portion and the hat outer peripheral portion, a second connecting portion is provided. The plate thickness of the hat outer peripheral portion is smaller than the plate thickness of an intermediate portion that is a portion from a border between the first connecting portion and the hat inner peripheral portion to a border between the hat top portion and the second connecting portion in the disc radial direction.
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