FIELD: transport.
SUBSTANCE: invention relates to automotive industry, namely, to tread pattern. Definite versions of this invention comprise tire treads including tread main part with definite length, width and depth. Note here that the latter is limited by outer surface and bottom side lower surface. These treads may also have hollow cavity within the depth of tread main part. Said treads may include additionally, at least, one or several elements extending between said cavity and tread bottom surface.
EFFECT: higher quality of tires.
15 cl, 14 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| FLAT MOULD WITH COMPOSITE SHAPE | 2008 |
|
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|
RU2605966C2 |
