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US 6,283,557 B1Granted
Bicycle rim with wear indicator
AssigneeShimano Inc.
InventorsShinpei Okajima, Tsutomu Muraoka
Life of this patent
Estimating the term…
Abstract
A bicycle rim is provided with a wear indicator. The bicycle rim has an outer annular portion, an annular spoke attachment portion and a pair of oppositely facing annular braking surfaces. The outer annular portion is adapted to receive a tire and the annular spoke attachment portion is coupled to the outer annular portion. The annular spoke attachment portion is adapted to be coupled to a plurality of spokes. At least one of the annular braking surfaces has a wear indicator.
Claims30
A bicycle rim with a wear indicator comprising;
- an outer annular portion adapted to receive a tire;
- and
- an annular spoke attachment portion coupled to said outer annular portion and adapted to be coupled to a plurality of spokes, said rim having a pair of oppositely facing annular braking surfaces and a connecting section extending between said pair of oppositely facing braking surfaces to reinforce said rim, at least one of said annular braking surfaces having a wear indicator being located to overlap one end of said connecting section in a radial direction,
- said rim including a seam with said wear indicator being circumferentially located approximately 6 degrees from said seam.
1 more element
A bicycle rim with a wear indicator comprising:
- an outer annular portion adapted to receive a tire;
- and
- an annular spoke attachment portion coupled to said outer annular portion and adapted to be coupled to a plurality of spokes, said rim having a pair of oppositely facing annular braking surfaces and a connecting section extending between said pair of oppositely facing braking surfaces to reinforce said rim, each of said annular braking surfaces having a wear indicator being located to overlap one end of said connecting section in a radial direction,
- said rim including a seam with said wear indicators being circumferentially located approximately 6 degrees from said seam.
1 more element
Dependencies are inferred from the claim text.