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| Number | Title | Issue Date |
| 8025600 | Endless belt for power transmission An endless belt for power transmission is capable of efficiently improving the yawing attitude of the elements in a variable pulley. This endless belt for power transmission includes the elements and an annular band-like member for supporting the elements. The endle... | 09/27/2011 |
| 7988577 | Friction drive belt and method for fabricating the same In a friction drive belt B, at least a contact part 13 of a belt body 10 with a pulley is made of an elastomer composition. The contact part 13 of the belt body 10 with a pulley has a large number of cellular pores 15 formed in the... | 08/02/2011 |
| 7025928 | Method of flow forming a metal part A method of flow forming sintered metal parts. The first step is forming a round disk by conventional powder metal process. The disk can be a donut shape part with or without a flange on one side of its outer diameter. The disk can then be copper impregnated or used... | 04/11/2006 |
| 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 |
| 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 |
| 6778795 | Driving force transmission apparatus and image forming apparatus using the same An image forming apparatus including a drive source for producing driving force; an image carrier driven by the driving force; and a driving force transmission apparatus for transmitting the driving force produced by the drive source to the image carrier, wherein th... | 08/17/2004 |
| 6148496 | Method for making a seamless apertured metal belt The present invention provides a method for making a seamless apertured belt comprising the steps of: (a) providing a strip of material having two opposing ends and having a length at least equal to a finished belt length; (b) providing an aperture patter... | 11/21/2000 |
| 6045474 | Drive belt, element therefor and construction in which this is used A drive belt for a continuously variable transmission having belt discs having an at least partially conical contact surface for enclosing a drive belt between pairs of said discs, which drive belt to this end comprises one or more transverse elements pro... | 04/04/2000 |
| 5851635 | Device for the transmitting motion with a reduced noisiness and belts suitable for the purpose A device for transmitting motion comprises a flexible elastomeric element and at least one rigid element in surface contact with one another, wherein the surface of said flexible elastomeric element that comes into surface contact with said rigid element ... | 12/22/1998 |
| 5695142 | Tape cartridge drive belt having a low ratio of static to dynamic friction over extended use A magnetic tape cartridge incorporating a drive belt characterized by a pattern of recesses in the belt surface in contact with the magnetic tape which are used to provide traps for tape contaminants. Different types of patterns are used to eliminate tens... | 12/09/1997 |
| 5514436 | Endless puzzle cut seamed belt An endless flexible seamed belt with a mechanically invisible seam and substantially equivalent in performance to a seamless belt is formed by joining two ends of material from which the belt is fabricated each end of which has a plurality of mutually mat... | 05/07/1996 |
| 5397072 | Drive belt textured with bubble burst discontinuities for use in belt-driven recording tape cartridge A drive belt for a belt-driven recording tape cartridge, wherein the drive belt has inside and outside major surfaces which comprise a plurality of bubble burst discontinuities. Processes for making drive belts with bubble burst discontinuities are also d... | 03/14/1995 |
| 5342250 | Process for the manufacture of an endless transfer belt A process is disclosed for the manufacture of endless looped transfer belts having extremely low loss of registration over the length of the belt. The process comprises steps for creating the apertures in the belt with little center to center deviation, c... | 08/30/1994 |
| 5326332 | Endless elastomeric belt An endless elastomeric belt includes a plurality of longitudinally separated guide blocks each having a longitudinally extending slot in a tip portion thereof. The slot reduces the mass of the guide block at a location most effective for reducing accelera... | 07/05/1994 |
| 5215504 | Low noise timing belt Low noise timing belts for use in belt drive systems include either perforations cut into their thin segments or spiral grooves cut into their thick segments in order to allow air pockets to escape in all directions during teeth engagement of belts and pu... | 06/01/1993 |
| 5211608 | Low noise timing belt Low noise timing belts for use in belt drive systems include either perforations cut into their thin segments or spiral grooves cut into their thick segments in order to allow air pockets to escape in all directions during teeth engagement of belts and pu... | 05/18/1993 |
| 5209961 | Toothed belt A toothed belt of the present invention comprises a back surface section and tooth sections that are made of an acrylonitrile-butadiene copolymer (NBR) with a hydrogenation rate of 90% or more; a tooth cloth that covers the surface of the tooth sections a... | 05/11/1993 |
| 5055090 | 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... | 10/08/1991 |
| 5011461 | Transmission provided with a driving belt and V-shaped pulleys Transmission provided with a driving belt and V-shaped pulleys. The side faces of the transverse elements or the contacting surfaces of pulleys in a variable transmission are provided with enlarged straight or oblique grooves between ridges in order to im... | 04/30/1991 |
| 4995855 | Flat belt transmission A flat belt transmission has two spaced flat pulleys and a flat belt reeved around the flat pulleys. Each pulley can have a plurality of crowns arranged in the width direction of the outer periphery thereof. The flat belt can be a plurality of belts with ... | 02/26/1991 |
| 4832672 | Precompaction belt The invention relates to a precompaction belt for continuously operating belt-type prepresses for compacting preshaped sections from the particle mat passing through on a conveyor belt to produce particle boards, etc. The belt comprises a core of textile ... | 05/23/1989 |
| 4822324 | Endless power transmission belt In an endless power transmission belt including a matrix made from an elastomer material, advantageously of the rubber type, and a longitudinal reinforcement of twisted cords, the reinforcement is chosen, with respect to its physical tension characteristi... | 04/18/1989 |
| 4522613 | V-belt A link-type V-belt of relatively inflexible material including a first link having bifurcate ends and a second link having single ends which are pinned together by multiple pins in alternating fashion. Two pins are employed at each intersection between li... | 06/11/1985 |
| 4466564 | Belt for belt-driven recording tape pack In a tape which is driven by an elastic pretensioned belt, discontinuities such as embossings in the surface of the belt promote the release of air from between the belt and the underlying tape, thus minimizing variations in tape tension and tape speed.... | 08/21/1984 |
| 4196640 | Belt transmission and associated belt pulley and belt A belt drive transmission comprises a plurality of belt pulleys over which passes at least one stretched drive belt composed of elastomeric material and having a substantially rectangular cross-section. At least one of the pulleys, especially a relatively... | 04/08/1980 |
