PNEUMATIC TYRES FOR A VEHICLE

DRIVE February 3, 2016
Source
Vehicle pneumatic tire with a tread having profile elements (1), wherein at least one profile element (1) is provided with a plurality of fine cuts (2) arranged parallel to one another and spaced apart from one another, wherein this profile element (1) has a maximum width (Bmax), from which the width of the profile element decreases in the longitudinal direction of this profile element, and wherein each fine cut (2) has corresponding fine cut walls, which in a plan view of the tread have the form of a wave with a certain amplitude (3), with a certain number of wave crests (4) and with a certain wavelength (5). To equalize the transverse rigidity of the profile element (1), all wave-shaped fine cuts (2) in a certain section (12) of the profile element, which begins at the maximum width (Bmax) of the profile element and extends in the longitudinal direction of the profile element to a minimum width (Bmin) of the profile element and ends there, have equal amplitudes (3) and an equal number of wave crests (4), however wavelengths (5) of the fine cuts (2) that become smaller in the direction of minimum width (Bmin), wherein the minimum width (Bmin) is the narrowest width in the profile element, which satisfies the condition Bmax / Bmin = 1.1 to 7, with Bmin = 5 mm to 55 mm.

Discussion in the ATmosphere

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