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AssigneesKyodo Yushi Co., Ltd., Ntn Corporation
InventorsSHINYA KONDO, Akira Taniguchi, Ko Tanimura, Shinichi Takabe, Takaaki Shibata, Shinya Chuujou
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A grease composition which provides, in the working range of 150° C. to −40° C., an enhanced temperature control performance, a reduced low-temperature rotational torque and an improved boot resistance; and a constant velocity joint wherein the grease composition is filled; are provided. A grease composition for a constant velocity joint comprising the following components (A) to (E): (A) a base oil containing 10 to 95% by mass of an ester synthetic oil produced from an aliphatic alcohol and an aromatic carboxylic acid and 90 to 5% by mass of a synthetic hydrocarbon oil; (B) a thickener; (C) molybdenum disulfide; (D) molybdenum dialkyldithiocarbamate e; and (E) zinc dithiophosphate.
A method for lubricating a cross groove type constant velocity joint for a propeller shaft with a grease composition, which comprises the following components (A) to (E):
A propeller shaft comprising a cross groove type constant velocity joint in which a grease composition is filled, the grease composition comprising the following components (A) to (E):
A method for lubricating a cross groove type constant velocity joint for a propeller shaft with a grease composition, which comprises the following components (A) to (E):
A propeller shaft comprising a cross groove type constant velocity joint in which a grease composition is filled, the grease composition comprising the following components (A) to (E):
Dependencies are inferred from the claim text.