Featured patents

Pulley Device for a Tensioning or Guide Roller
US 08840497 B2, Sept. 23, 2014, Friction Drive Pulley or Guide Roll, Cédric Narbonnais et al. / Aktiebolaget SKF (Gothenburg, SE)
A pulley device for a belt or chain tensioning or guide roller, the device…

Power Transmission Device
US 08753239 B2, June 17, 2014, Guard or Housing for Belt or Pulley, Kazuhiko Nishimiya et al. / Toshiba Mitsubishi-Electric Industrial Systems Corporation (Tokyo, JP)
A power transmission device, comprising:…

Damper Pulley Assembly Having a Safety Device
US 08740735 B2, June 3, 2014, Resilient Connection Between Pulley or Guide-Roll Rim and Mount, Hervé Riu et al. / Dayco Europe S.r.l. (Chieti, IT)
A damper pulley assembly comprising a hub; a seismic mass connected to said hub…

Hydraulic System for Actuating at Least Two Valves
US 08734277 B2, May 27, 2014, Fluid pressure actuator for adjustment of member, Roshan Willeke et al. / Schaeffler Technologies GmbH & Co. KG (Herzogenaruach, DE)
A hydraulic system for actuating at least two valves for controlling…

Tensioner Lever
US 08696500 B2, April 15, 2014, Tension adjuster has surface in sliding contact with belt, Toyonaga Saitoh et al. / Tsubakimoto Chain Co. (Osaka, JP)
In combination with an engine having a traveling transmission chain, a tensioner…

Flat-Belt-Like Supporting and Drive Means With Tensile Carriers
US 08632432 B2, Jan. 21, 2014, Including embedded elongated strand having multiple components or layers of diverse materials, Adolf Bissig et al. / Inventio AG (Hergiswil, CH)
A flat belt supporting and drive means having at least two tensile carriers…

Low Noise Pulley
US 08617016 B2, Dec. 31, 2013, Friction Drive Pulley or Guide Roll, James Kevin Lindstrom et al. / Dayco IP Holdings, LLC (Springfield, US)
A pulley for an endless belt drive system, the pulley comprising:…

Belt Drive System Assembly and Tension Apparatus
US 08506435 B2, Aug. 13, 2013, Means for Adjusting Belt Tension or for Shifting Belt, Pulley or Guide Roll, Brendan H. Geraghty / Thermo King Corporation (Minneapolis, US)
A tension apparatus for a belt drive system including a plurality of components…

Chain Guide Mechanism
US 08465385 B2, June 18, 2013, Tension adjuster has surface in sliding contact with belt, Kaori Mori et al. / Tsubakimoto Chain Co. (Osaka, JP)
In a chain transmission comprising a driving sprocket, at least one driven…

Chain Transmission
US 08475306 B2, July 2, 2013, For shifting belt from both power input and power output pulleys, André Vrielink / Flevobike V.O.F. (Dronten, NL)
A chain transmission comprising:…

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