Patent ID: 9370983
Filing Date: 2016-06-21
CPC Classification: B60G,C10M,C10N,F16C

Claim Text:
1. A synthetic resin-made thrust sliding bearing including: a synthetic resin-made upper casing; a synthetic resin-made lower casing superposed on said upper casing so as to be rotatable about an axis of said upper casing; and a synthetic resin-made thrust bearing disposed between the upper casing and the lower casing and brought into sliding contact with at least one of the upper casing and the lower casing, said synthetic resin-made thrust sliding bearing further including: a silicone grease interposed at a sliding interface between at least one of the upper casing and the lower casing and said thrust sliding bearing, said silicone grease including 60-97 wt. % of a silicone oil and a thickener so as to set a worked penetration of said silicone grease to not less than 200 and not more than 400, said silicone oil as a base oil having a coefficient of kinematic viscosity at 25° C. which is not less than 100 cSt and not more than 500,000 cSt, said silicone oil being selected from dimethyl silicone oil and methylphenyl silicone oil, and said thickener being selected from a molybdenum disulfide (MoS