The method involves processing and/or overwriting parameters/parameter fields and/or parts of the algorithms of a process controller with the aid of a separate external data processing device (1) not belonging to the control device (2) and transferring the processed or overwritten parameters or…
Spikes for improving the grip of tires on ice and snow comprise a lower section (3) which has a dome-shaped stud (11) at the top. An upper collar (2) fits over the lower section and the stud projects beyond it. An independent claim is included for tires fitted with the spikes.
The method involves using a computer unit where all or parts of the system variables representing the vehicle state are recorded in the form of parameters or signal data as memory values in one or more volatile memories (5) of the control device. After an interruption and subsequent restoration of…
The pneumatic tyre, especially a radial ply tyre for private motor vehicles, has a tread with its area in contact with the ground divided into two structurally different encompassing profile sections, and two circumferential areas of a first and a second tread mixture respectively. The boundary…
A vehicle tyre comprises a running strip with circumferential and lateral grooves, and inner and outer sections with different profile structures. The outer section (A) extends over 20-45% of the running strip (B), and has a positive surface which is up to 5% greater and a negative volume which is…
The motor vehicle pneumatic tire has a tread composed of rows of profile elements separated by grooves. At least one profile element (14,15) has a fine cut (22,23) from one groove (10) to the other, across the peripheral line (U) of the tread. The cut has an increased thickness along its length…
Diene rubber (I) (which can be vulcanized with sulfur), for tread or bulge area of tires (peferably tires of the commercial vehicles), comprises a rubber mixture and at least a soot (capable of forming agglomerates), whose turbo static structure is formed such that it exhibits a bending contrast…
A vehicle tyre, especially a radial tyre for a car, comprises a running strip composed of two different mixtures. The strip section in contact with the road consists of a harder mixture with a larger E' modulus, whereas the adjacent shoulder regions consist of a softer mixture with a smaller E'…
The method for the determining of tire inflation pressure fluctuations on vehicles entails determining deviations of wheel radii ratios from an established reference value, multiply determining the tire inflation pressure fluctuations at all wheel positions with a number of deviations which is…
The pneumatic tire includes a rubber tread profile comprising blocks (3,3a,4,4a) formed by circumferential grooves (1) and transverse grooves (5,6). Some of the transverse grooves are defined by two flank segments having different angles with respect to a radial direction.
The lamella comprises a one-piece grid, net or grating with six or more end faces(2,3) protruding into the molding cavity of a tire vulcanizing tool. Some(3) end faces of the lamella are 0.1-0.5mm, preferably 0.3mm, thick. Other end faces(2) are 0.4-0.8mm, preferably 0.6mm, thick. The ratio of the…
A new rubber blend (I), vulcanizable with sulfur and free of aromatic process oil, comprises (a) 50-95 phr (parts weight per 100 parts total weight of rubbers) cis-1,4-polyisoprene, (b) 5-50 phr polybutadiene of cis-1,4 content more than 90 mol. %, (c) at most 5 phr other diene rubber, (d) 3-30 phr…
Rubber mixture (A), vulcanizable with sulfur and containing at least one diene rubber, for making the tread of a tire, especially for commercial vehicles. It contains, by weight of the rubber component, (a) 20-45% carbon black (CB) of high abrasion resistance; iodine adsorption 110-170 g/kg and…
The tire has a profile positive (1) which has a number of cuts (2) of width between 0.4 and 0.8 mm. The profile positive also has micro-cuts (3) of the width which is less than that of the main cuts, and which extend to less depth than the profile depth. The width of the micro-cuts should be 0.15…
Automobile tires, especially pneumatic ones, with a running profile having profile ribs (1,2,3,4,5) and/or profile blocks several of which are arranged behind each other with transverse slots (TS) at an angle to the horizontal plane (12, 13, 14, 15, 16) which extend radially outwards from base TS…
Automobile tires with running strips, peripheral slots (3) of positive profile, e.g. running strips (3) of blocks in a block series with pocket slots (sic)(4, 5) different from peripheral slots (3), where pocket slots (5) continuously alter their inclination to the radial direction, so that the…
Automobile tires with a running profile including blocks (5, 6) of peripheral and transverse (7, 8) slots, where blocks (5) have side regions which on rolling of the tire make first contact with the base are slanted so that the edges (9) at the running surface periphery are partially displaced in…
The tire has a running strip with a profile, the profile positive of which is formed by a circumferential groove (3), transverse grooves (7), and such elements as profile blocks (2a) or circumferential running strip bands (1). The transverse grooves have a bend point, at which the angle changes by…
A vehicle tyre comprises a carcass (8) of radial construction, a belt (11), a profiled running strip (1) which extends from shoulder to shoulder and two bead areas with a bead core (2). The two side walls extend between the bead area and the running strip. The tyre width increases from the running…
Vehicle tire comprises a fine cutout (40) formed in at least one surface forming a profile element side (30, 31) and completely enclosed by rubber material so that the radial extension of the profile element side can be changed by opening and/or closing the fine cutout in the surface forming the…
Car tire has reinforcing layers (7) which pass around the bead core (5, 6). The outer sections of the layers extend to below the edges of the tread band (3) while the inner sections extend either to 30- 50% of the cross-sectional height of the tire or to below the tread band.
Lorry tire has a radial carcass consisting of a single layer of steel cords. A steel cord reinforcement (6) is fitted around the bead core (2) and core profile (5), between them and the carcass : An independent claim is included for a method for making the tire in which the reinforcing layer is…
Car tire has circumferential grooves (1, 1', 1", 3, 3') in its tread bands (2, 2', 22, 7, 7', 7"). Its inner section (I) is divided into offset blocks (8a, 8'a) by additional circumferential grooves (9, 9') and transverse grooves (10, 10') which are deeper than the grooves (1, 1', 1") along the…
The tire is provided with two parallel positioned grooves (1) surrounding its outer surface and connected with a pattern of diagonal grooves (4) leading alternately from each of the linear grooves (1) to the center. Stepped grooves (5) are located between the diagonal grooves (4). A row of parallel…
The spike shaft has a lower (3) and an upper (2) part which form the tip of spike when it is inserted into a base. The two parts are separated by a girdle (4) and the upper part has a flat surface (5) which is parallel to it and connected to it by facets (7). An independent claim is included for a…
The tire for use in winter has peripheral treads made up of blocks separated by large incisions (7, 7a, 7b) from opposite edges of the tread, forming a meandering configuration. Smaller incisions (8a, 8b) at right angles to the larger ones, project in opposite directions into the gaps between them…
The tire for use in winter has a tread made up of blocks (4) separated by peripheral grooves (5). Wave-shaped incisions (7), starting at the peripheral grooves, run part of the way across the blocks, their amplitude decreasing in the direction away from the groove.
The pneumatic tire for a motor vehicle, for driving in winter conditions, has lateral grooves (9) in the shoulder block rows (1) at the outer zones (A) at the appropriate pitch and which are narrower than those within the shoulder block rows (5) at the inner zones (I). The shoulder block rows at…
A sulfur-crosslinkable rubber mix especially for use in tire treads contains (A) a diene rubber; (B) liquid polybutadiene of molecular weight 1500-10000 and vinyl content 15-50%; (C) a polar filler; (D) highly-structured carbon black with iodine absorption number 115-200 g/kg and DBP number 125-160…
Winter automobile tire running surface profile with at least two tires outside the vehicle longitudinal axis, with transverse grooves (9, 10) in the mouth (sic) regions of the peripheral grooves (6) displaced in the peripheral direction so that in their lengthening corresponding to the increased…