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| Number | Title | Issue Date |
| 8152666 | Ribbed power-transmission belt A power transmission belt, in particular for a motor vehicle and presenting at least V-ribs having flat side faces and rounded ridges, wherein the ridges present a convex curvilinear profile having a mean radius of curvature greater than 1 mm and less than or equal ... | 04/10/2012 |
| 8100796 | Elevator belt assembly with prestretched cords An elevator load bearing assembly (40) includes a plurality of synthetic or polymer cords (42) within a urethane jacket (44). The cords are prestretched and the jacket prevents the stretched cords from relaxing. The inventive arrangement provide... | 01/24/2012 |
| 7137918 | Ribbed V-belt and method of making the same The invention relates to a ribbed V-belt having an elastomeric cover layer (1), a tension-support layer (3) and an elastomeric base body (2). The base body (2) has ribs which have an outer coating containing polymers and fibers and is fix... | 11/21/2006 |
| 7128674 | Frictionally engaged driving belt The invention relates to a frictionally engaged driving belt having a base body (2) and a cover layer (1) that consists of rubber or a rubber-like synthetic material which is provided with a tractive support layer (3) that is embedded into the r... | 10/31/2006 |
| 7028677 | External drive supercharger An external drive supercharger is described. The external drive supercharger includes an impeller, a multibelt pulley adapted to a drive source, an impeller pulley drivingly coupled to the impeller, and an external drive belt having at least one rib coupled to the m... | 04/18/2006 |
| 7018005 | Vehicle track providing enhanced steerability A vehicle track includes an endless belt. A plurality of laterally-elongated propulsive lugs and longitudinally-elongated turning lugs extend outwardly from an outer side of the endless belt. The propulsive lugs provide substantially longitudinally facing surfaces t... | 03/28/2006 |
| 7008341 | Reduced noise multi-ribbed power transmission belt A multi-ribbed power transmission belt has transverse grooves in the compression section which are oriented at angles other than perpendicular. The combination of longitudinal grooves and transverse grooves form a plurality of cogs on the belt surface, with a row of... | 03/07/2006 |
| 6966959 | Method for vulcanizing an object formed of unvulcanized rubber and rubber product A method of vulcanizing an object formed of unvulcanized rubber, in which the unvulcanized-rubber formed object is vulcanized by pressing and heating by mold means, comprises disposing a fiber sheet member on a surface of the unvulcanized-rubber formed object and vu... | 11/22/2005 |
| 6949211 | Means of manufacturing plural optimized cogged drive belts A multi-ribbed power transmission belt having longitudinal grooves and transverse grooves that form a plurality of cogs on the belt surface defined between adjacent transverse grooves is provided. The pitch lengths of the rows of cogs are randomized or sequenced ove... | 09/27/2005 |
| 6945892 | Power transmission belt with tubular knit overcord A power transmission belt is disclosed in which the exterior of the overcord section is generally flat in contour and bears an outer seamless tubular knit textile material adhered to an adjacent rubber layer material interposed between the exterior belt back surface... | 09/20/2005 |
| 6875140 | Engine auxiliary unit driving equipment Engine auxiliary unit driving equipment for transmitting an engine driving force from a crank pulley to a plurality of engine auxiliary units include an alternator and a driven poly-V pulley, provided at least in the alternator, has a plurality of grooves extending ... | 04/05/2005 |
| 6176799 | V-ribbed power transmission belt A power transmission belt having a body with a length, an inside, an outside, laterally spaced sides, and at least one rib. The body has a compression section, a tension section, and a load carrying element between the inside and outside of the body and e... | 01/23/2001 |
| 5843258 | Method of joining the ends of a fabric layer on a belt/belt sleeve and transferring an identifying mark thereon A method of joining a woven fabric on a power transmission belt and transferring an identifying mark thereon by providing a discrete sheet element with an identifying mark thereon, providing a woven sheet having spaced ends, abutting the spaced ends of th... | 12/01/1998 |
| 5803855 | Power transmission belt This invention relates to power transmission belts having multiple longitudinally extending ribs, and particularly, to an improved belt with a cross sectional profile that includes a clearance space that connects adjacent ribs, curved opposing surfaces in... | 09/08/1998 |
| 5779584 | Transmission belt and method of manufacturing the same A V-ribbed belt applicable to back-face drive includes, as a belt body, an adhesion rubber layer having a rectangular section and extending in the longitudinal direction of the belt, a compression rubber layer disposed on the inner face of the adhesion ru... | 07/14/1998 |
| 5704862 | Dual sided poly-V drive belt and pulley therefor This invention relates to dual-sided multi-ribbed power transmission belts having a plurality of longitudinally extending, transversely spaced alternating ribs and grooves with the ribs having a distance between their midpoints of a pitch P on both sides ... | 01/06/1998 |
| 5672421 | Heterofilaments for cord reinforcement in rubber goods In an improved power transmission belt, the circumferentially disposed reinforcing cords are made from multi-filament yarns of heterofilaments. These cords, when fused, have good inter-filament bonding without the solvent of the solvent/adhesive systems.... | 09/30/1997 |
| 5658655 | Heterofilaments for cord reinforcement in rubber goods In an improved power transmission belt, the circumferentially disposed reinforcing cords are made from multi-filament yarns of heterofilaments. These cords, when fused, have good inter-filament bonding without the solvent of the solvent/adhesive systems.... | 08/19/1997 |
| 5536213 | Toothed belt transmission for driving dynamic balancing shafts in endothermic engines In an endothermic engine there are two dynamic balancing shafts driven in rotation in respectively opposite directions, at a speed twice that of the rate of rotation of the crankshaft. The dynamic balancing shafts are driven by a toothed belt transmission... | 07/16/1996 |
| 5518460 | Belt construction and combination with a pulley The combination of an endless power transmission belt construction and a pulley therefor, the belt construction and methods of making the same are provided, the belt construction having opposed inner and outer surfaces with one surface defining a pluralit... | 05/21/1996 |
| 5458710 | Belt construction The combination of an endless power transmission belt construction and a pulley therefor, the belt construction and methods of making the same are provided, the belt construction having opposed inner and outer surfaces with one surface defining a pluralit... | 10/17/1995 |
| 5447476 | Belt construction the combination of the belt construction and a pulley and methods of making the same A belt construction having opposed inner and outer surfaces with each surface defining a plurality of longitudinally disposed and alternately spaced apart like projections and grooves that are adapted to mesh with a ribbed surface of a pulley, the depth o... | 09/05/1995 |
| 5358453 | Cogged v-belt A power transmission belt having a belt body with a length and a plurality of cogs spaced lengthwise along the belt body for engaging a pulley with which the belt cooperates. Adjacent cogs are configured (i.e. shape, length and pitch) and relatively locat... | 10/25/1994 |
| 5334107 | Belt construction, the combination of the belt construction and a pulley and methods of making the same The combination of an endless power transmission belt construction and a pulley therefor, the belt construction and methods of making the same are provided, the belt construction having opposed inner and outer surfaces with each surface defining a plurali... | 08/02/1994 |
| 5273496 | Belt construction, the combination of the belt construction and a puley and methods of making the same The combination of an endless power transmission belt construction and a pulley therefor, the belt construction and methods of making the same are provided, the belt construction having opposed inner and outer surfaces with each surface defining a plurali... | 12/28/1993 |
| 5173361 | Stainless steel fiber reinforced composite belt A fiber reinforced composite belt in which a stainless steel fiber aggregate having a diameter of from 5 to 50 μm and impregnated with 1 to 10% by weight of a thermosetting resin such as an epoxy resin is buried as a reinforcing material in a base materi... | 12/22/1992 |
| 5037360 | Transmission belt A transmission belt including a part formed by a vulcanized product of a rubber composition comprising 100 parts by weight of chloroprene rubber, 1 to 30 parts by weight of zinc powder and 0.5 to 10 parts by weight of 4,4'-(,-dimethylbenzyl)... | 08/06/1991 |
| 4981462 | Belt construction, rotatable pulley and combination thereof and methods making the same An endless power transmission belt construction, a rotatable pulley therefor, a combination of the belt construction and pulley and methods of making the same are provided, the belt construction having opposed side edges and having an inner surface defini... | 01/01/1991 |
| 4976662 | Endless power transmission belt construction and method of making the same An endless power transmission belt construction and method of making the same are provided, the belt construction having opposed side edges and having an inner surface defining a plurality of longitudinally disposed and alternately spaced apart projection... | 12/11/1990 |
| 4944717 | Ribbed belt for power transmission The invention relates to a power transmission belt having a circumferentially ribbed inner surface. According to the invention, the sides (42) of each rib (38) join a small base (40) of the rib via respective convex curved surfaces (44), and the small bas... | 07/31/1990 |
| 4904232 | Power transmission belt A multiribbed power transmission belt having an inner portion of the compression section thereof defined by arcuate side surfaces converging inwardly. In one form, the side surfaces are circular. The outer portion of the compression section is defined by ... | 02/27/1990 |
| 4798566 | Power transmission belt A power transmission belt with discontinuous fiber protruding and bent from oppositely facing friction driving surfaces to expose lateral side portions of fiber.... | 01/17/1989 |
| 4773895 | Double ribbed belt A power transmission ribbed V-belt having a plurality of outer ribs and a plurality of inner ribs. The number of outer ribs and height of the outer ribs differs from the number and height of the inner ribs. In the preferred embodiment, the ribs define tra... | 09/27/1988 |
| 4579548 | Banded belt and method of making same A banded polymeric endless power transmission belt and method of making same are provided wherein such belt comprises a plurality of laterally spaced belt elements and each of the elements has fabric material defining the exposed surface thereof and a tie... | 04/01/1986 |
| 4507106 | Power transmission chain A rocker joint for a drive chain or a chain-belt comprising a pair of joint members of like cross-section and having front surfaces which rock or roll on one another. The joint members each have a front surface defined by a first radius and a back surface... | 03/26/1985 |
| 4464148 | Ribbed belt A method of making a ribbed belt having a plurality of longitudinally extending ribs is provided, wherein a vulcanized belt sleeve is put into one mandrel or said belt sleeve laid over two mandrels and cut with a milling attachment combining multiple doub... | 08/07/1984 |
| 4449959 | Cross grooved banded drive belt A cross-grooved banded drive belt wherein a plurality of V-belt elements are retained in laterally spaced relationship by a tie band. The V-belt elements are provided with transverse grooves which, in the illustrated embodiment, are aligned across the bel... | 05/22/1984 |
| 4432744 | Power transmission belt A power transmission belt (10,21) of improved manufacture wherein a novel reinforcing fabric (4,14) is provided in the inner portion of the compression section (3,13) of the belt. The fabric is formed of yarns (20) having a low coefficient of thermal cont... | 02/21/1984 |
| 4364736 | Pulley and method of making same A pulley and method of making same are provided wherein such pulley has a plurality of annular grooves for receiving a power transmission belt which has a corresponding plurality of belt elements. The pulley comprises a pair of side flanges, each having a... | 12/21/1982 |
| 4332576 | V-Belt A single or multiple strand molded notch V-belt and a method for its production is described. The method is characterized by use of an open-ended mold having rigid transverse notches and longitudinal ribs forming a plurality of mold cavities. The belt has... | 06/01/1982 |
