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Patent No. 6745394

Ballistic resistant body covering

A ballistic resistant body covering for protecting the torso, groin and neck area from ballistic missiles.

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Class 152/903 - NON-DIRECTIONAL TREAD PATTERN HAVING NON-CIRCUMFERENTIAL TRANSVERSE GROOVE FOLLOWING SMOOTH CURVED PATH


Subclass of Class 152 - Resilient tires and wheels
Definition: Anti-skid devices containing nondirectional tread pattern
No. of patents: 50
Last issue date: 03/25/2008


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NumberTitleIssue Date
7347238Pneumatic tire with tread including chamfer portions
A pneumatic tire having improved wet performance without sacrificing steering stability. A pair of central circumferential main grooves 14 and a pair of side circumferential main grooves 16 are arranged on a tread 12, to obtain a fundamentally h...
03/25/2008
7246644Tyre for a vehicle wheel including specific tread patterns
Winter tire for vehicle wheels, provided with a tread comprising three circumferential grooves and a plurality of transverse grooves which jointly delimit four circumferential rows of blocks, namely two axially outer shoulder rows and two center rows at the sides of...
07/24/2007
7131475High and medium performance tire for vehicles
A tire for a wheel of a vehicle includes a casing structure, a belt structure, and a tread band. A tread band pattern includes a central zone, two intermediate zones, and two shoulder zones. Each of the zones extends between planes that are substantially parallel to...
11/07/2006
7093631Multipurpose tire for a motor vehicle
The tread of a multipurpose tire includes a central region and first and second shoulder regions. Circumferential grooves separate the central and shoulder regions. The central region includes first and second rows of blocks. The first and second rows are arranged b...
08/22/2006
7025100Pneumatic tire including blocks and splitting grooves
A pneumatic tire is provided in the tread portion with a circumferential row of middle tread elements, wherein each of the middle tread elements is divided into four elemental blocks having different configurations, by three splitting grooves, and the three splittin...
04/11/2006
6755227High-transverse-curvature tire, in particular for use in front wheels of motor-vehicles
A high-transverse-curvature tire (1), in particular to be mounted on the front wheel of a motor-vehicle, which includes a belt structure (6) including, in a radially external layer (9a), a plurality of circumferential coils (7a
06/29/2004
6748988Pneumatic tire having lug grooves
A pneumatic tire having a tread pattern is provided, in which occurrence of uneven wear observed in a conventional lug-type tread pattern can be prevented without causing degradation in the various characteristics of the tire. The pneumatic tire having a tread patte...
06/15/2004
6640858Tire having tread grooves having right-hand groove wall and left-hand groove wall
A tire comprises a tread portion in which a mold parting line by a single-split mold runs on or near the tire equator. In a central part of the tread portion in which tread grooves are provided, the groove edges which are stroked by tire mold's protrusion...
11/04/2003
6626215Pneumatic tire including long and narrow blocks with at least two sipes
A pneumatic tire comprising a tread portion provided with oblique grooves to define narrow and circumferentially long blocks therebetween, the oblique grooves inclined at angles θ of not more than 60 degrees with respect to the circumferential direction ...
09/30/2003
6595253Pneumatic tire including circumferential groove having alternate constant width portions and widening portions
A pneumatic tire comprises a tread portion provided between the tire equator and each tread edge with a continuous main circumferential groove and outer lateral grooves, the outer lateral grooves including alternately arranged wide lateral grooves and nar...
07/22/2003
6523588Tire having tread including orientation of grooves changing across entire tread width
A tire for a vehicle having at least one wheel at each corner, the tire comprising a non-longitudinal ground contacting tread extending axially between first and second axial edge regions and having tread grooves formed therein, wherein in the first axial...
02/25/2003
6508283Trye having a tread band
A tyre includes a tread band having at least two substantially parallel longitudinal grooves and at least one series of transverse grooves crossing the longitudinal grooves. The transverse and longitudinal grooves delimit at least two rows of shoulder blo...
01/21/2003
6450223Pneumatic tire having improved wet traction
A pneumatic tire having improved wet traction has two annular aquachannels. The tire has a wide, substantially square footprint, a distinctive tread pattern, and a new tread compound, and exhibits good QGL wet traction in addition to excellent hydroplanin...
09/17/2002
6415836Pneumatic tire including axial grooves having different widths and tread elements having different lengths
A pneumatic tire having an improved tread pattern which is capable of improving the steering stability, tire uniformity and the like without increasing a tread pattern noise is disclosed. The tire comprises rows of circumferentially arranged tread element...
07/09/2002
6382283Tire for vehicle wheels including sipes
A tire for vehicle wheels, provided with a tread band, includes a plurality of raised blocks confined between at least two longitudinal grooves, at least two transverse grooves meeting the longitudinal grooves, and a first and second series of sipes forme...
05/07/2002
6343636Pneumatic tire including non-directional tread pattern
A pneumatic tire which comprises a tread portion provided on each side of the tire equator with axial grooves extending axially inwardly from the tread edges, the axial grooves inclined to one direction with respect to the tire axial direction to form a n...
02/05/2002
6340040Vehicle tire including main grooves and lug grooves
A vehicle tire comprises circumferentially extending straight main grooves including a central main groove on the tire equator and an axially outer main groove on each side thereof, first lug grooves extending from the axially outer main grooves towards t...
01/22/2002
6315018Pneumatic tire having sipe structured by narrow groove portion and wide groove portion
A sipe formed in a block is structured, in a depthwise direction of the sipe, by a narrow groove portion formed at a ground-contact surface side of the sipe and a wide groove portion formed at a bottom portion side of the sipe and wider than the narrow wi...
11/13/2001
6311748Tire for motor vehicle wheels having a tread producing a low rolling noise
A tread for motor-vehicle tires has a raised pattern formed of a plurality of shaped blocks 7 distributed in circumferential rows 3, 4, 5, 6 disposed in parallel and in side by side relation. The number of the shaped blocks 7 arranged in each row graduall...
11/06/2001
6311747High-transverse-curvature tire, in particular for use in rear wheels of motor-vehicles
A high-transverse-curvature tire (1), in particular for mounting onto the rear wheel of motor-vehicles, comprises a tread band (8), coaxially extended around a belt structure (6), wherein a plurality of rubber blocks (10), defined between a plurality of g...
11/06/2001
6298890Off-road tire
An off-road pneumatic tire 10 having a tread 12 with a plurality of lugs 14, each lug 14 having a wide section 22 near at least one shoulder of the tread and a narrow section 24 crossing a centerline of the tread. In a preferred embodiment, each lug 14 ha...
10/09/2001
6263933Industrial service agricultural tire
A pneumatic agricultural tire (20) for an industrial type tractor or like vehicle has a plurality of central lugs (60) and a plurality of shoulder lugs (40, 50). The plurality of central lugs (60) are arranged in a circumferentially continuous row and ext...
07/24/2001
6250354Vehicle tire including sipes extending across rib
A vehicle tire includes a tread portion provided with a plurality of blocks and at least one circumferential rib, the circumferential rib having a first side face facing a circumferential groove and a second side face, and first side face being corrugated...
06/26/2001
6200401Method of determining groove angle to give optimum tread wear
A tire for a two-wheeled vehicle comprising a ground contacting tread having at least one tread groove formed therein and extending axially from the tread center to the tread edge, wherein in a first region of the tire tread, which is the central tread re...
03/13/2001
6190478Method of manufacturing tire including grooves
A tire for a vehicle having at least one wheel at each corner, the tire comprising a ground contacting tread extending axially between first and second edge regions and having tread grooves formed therein, wherein in the first axial edge region of the tre...
02/20/2001
6129127Tyre having a tread band
The described tread band (1) has laterally opposite transverse channels (6), each having a substantially rectilinear end stretch (6a) extending with an appropriate inclination from a respective outer side edge (1a), a connecting stretch (6c) of curvilinea...
10/10/2000
6070631High-transverse-curvature tire, in particular for front wheels of motor-vehicles
A high-transverse-curvature tire (1), in particular to be mounted on the front wheel of a motor-vehicle, comprises a belt structure (6) including, in a radially external layer (9a), a plurality of circumferential coils (7a), axially arranged side by side,...
06/06/2000
6050313Pneumatic tire having sipes including at least three tie-bars
A pneumatic tire comprises a tread portion which is provided with a plurality of circumferential grooves extending continuously in the tire circumferential direction to axially divide the tread portion into a plurality of land portions, at least one of th...
04/18/2000
5964266Tire for motor-vehicle wheels provided with a tread producing a low rolling noise
A tread for motor-vehicle tires has a raised pattern formed of a plurality of shaped blocks 7 distributed in circumferential rows 3, 4, 5, 6 disposed in parallel and in side by side relation. The number of the shaped blocks 7 arranged in each row graduall...
10/12/1999
5960845Pneumatic tire
A pneumatic tire having two main grooves in the tread that are provided symmetrically with the equatorial plane of the pneumatic tire and which extend in the circumferential direction of the pneumatic tire. The tread is divided into a central portion form...
10/05/1999
5766383Pneumatic tire
A pneumatic tire with a low aspect ratio of 0.55 to 0.70 comprising a tread provided with four circumferential grooves disposed symmetrically about the tire equator plane to divide the tread into axially spaced five land portions, at least one of the five...
06/16/1998
5616194Pneumatic radial tire having a tread pattern
A pneumatic radial tire provides enhanced noise reduction and water releasing ability during driving by repetitious process of trapping air into the circumferential groove, formed on the tread as the air therein gets compressed and expanded before it gets...
04/01/1997
5582661Tread for pneumatic vehicle tires
A tread for pneumatic vehicle tires comprising a central row of tread blocks extending in the circumferential direction of the tire and rows of tread blocks arranged in the shoulder regions of the tire is described. The rows of blocks arranged in the shou...
12/10/1996
5526860Pneumatic tire
A pneumatic tire has a block pattern which is divided by a center main groove extending straight on the tire equator, two outer main grooves extending straight outside the center main groove, inner lateral grooves crossing between the center and outer mai...
06/18/1996
5454411Tread profile for winter tires
A tread profile for winter tires of motor vehicles, in particular vehicles of the pickup truck or light truck class, includes at least four circumferentially extending longitudinal grooves and transverse grooves demarcating profile blocks. The transverse ...
10/03/1995
5439040Pneumatic radial tire including a tread with tie bars
The invention relates to a pneumatic radial tire that has a tread of straight grooves of broad and narrow widths and which is adapted to insure sufficient rigidity in the tread to provide better steering stability. Tie bars are provided in straight sub-gr...
08/08/1995
5370168Radial tire having a tread provided with sub-circumferential longitudinal grooves
A tread pattern of a radial tire for motor-vehicles offering high performance comprises oblique longitudinal grooves, inclined to the circumferential direction of the tire by an angle included between 2° and 20°, the opposite ends of said grooves being ...
12/06/1994
5269357Reduced noise generating tread pattern for a tire
A tire having a mid-circumferential plane and comprising a plurality of circumferentially arranged tread blocks for contacting a road surface. Surfaces define a pair of substantially parallel grooves extending transverse to the mid-circumferential plane o...
12/14/1993
5109903Pneumatic tire having chamfered tread blocks
Pneumatic tire characterized in the edge of each block formed on a tire tread surface is chamfered to a curve surface connecting to the tread surface in a curve form....
05/05/1992
5088536All season type tire tread
An all season type tire tread (11) comprises a plurality of laterally extending grooves (36) having curved portions adjacent to each lateral edge (TE1, TE2) of the tread, said curved portions extending in circumferentially opposite directions. Axially spa...
02/18/1992
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