US 2018/0022162 A1Published application

Pneumatic Tire

AssigneeThe Yokohama Rubber Co., Ltd.

InventorRyohei Takemori

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Abstract

A pneumatic tire is provided whereby superior driving performance on muddy ground, snowy roads, sandy land, and the like can be obtained. The pneumatic tire includes main grooves provided in shoulder regions of a tread portion and extending in a tire circumferential direction; a plurality of lug grooves extending outward in a tire width direction from the main grooves and reaching sidewall portions; and a plurality of blocks that is partitioned by the main grooves and the lug grooves. In this pneumatic tire, a raised portion protruding from the blocks is provided at an end portion on an outer side in the tire width direction of the blocks; and the raised portion extends in the tire circumferential direction so as to protrude into the lug grooves positioned on both sides of the raised portion.

Claims5

Dependent claims

A pneumatic tire, comprising:

a tread portion extending in a tire circumferential direction to form an annular shape;
a pair of sidewall portions disposed on both sides of the tread portion;
a pair of bead portions disposed inward in a tire radial direction of the sidewall portions;
main grooves disposed in shoulder regions of the tread portion and extending in the tire circumferential direction;
a plurality of lug grooves extending outward in a tire width direction from the main grooves and reaching the sidewall portions;
and
a plurality of blocks partitioned by the main grooves and the lug grooves;
wherein
a raised portion protruding from the blocks is provided at an end portion outward in the tire width direction of the blocks;
and
the raised portion extends in the tire circumferential direction so as to protrude into lug grooves positioned on both sides of the raised portion.

8 more elements

Dependencies are inferred from the claim text.

Facts

Application: 15/547,482Filed 28 Jan 2016
Priority: JP 2015-01508929 Jan 2015
Published: 25 Jan 2018
Term ends: Not estimatedThe source records don’t support an estimate.

Classification10 codes

B60C 11/01
Tyre tread bands; Tread patterns; Anti-skid inserts: shape of the shoulders between tread and sidewall, e.g. rounded, stepped or cantilevered
B60C 11/0311
Tread patterns: patterns comprising tread lugs arranged parallel or oblique to the axis of rotation
B60C 11/11
Tread patterns: in which the raised area of the pattern consists only of isolated elements, e.g. blocks
B60C 13/02
Tyre sidewalls; Protecting, decorating, marking, or the like, thereof: arrangement of grooves or ribs

Family

US 10,899,177 B2Related patent
US 2018/0022162 A1This patent

From the US filing history. Foreign family members aren’t listed.

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