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US 11,841,050 B2Granted
Linear guide
AssigneeSMC Corporation
InventorMasaki Imamura
Life of this patent
Estimating the term…
Abstract
A return cover provided with a ball circulation path is attached to a slider, a lubricant retainer made up from a porous elastic body and in sliding contact with a guide rail of a body is supported by the return cover, and the lubricant retainer is provided therein with a lubricant storage space filled with lubricant.
Claims7
A linear guide comprising a plurality of balls arranged between a guide rail of a body and a guide rail of a slider;
- a return cover including a ball circulation path, the return cover attached to the slider;
- a lubricant retainer being made up from a porous elastic body, being in a sliding contact with the guide rail of the body, being supported by the return cover, and being equipped with a lubricant storage space filled only with lubricant, wherein
- the lubricant retainer has a polygonal columnar shape, and
- the lubricant storage space is configured as a lubricant storage hole penetrating the entire length of the lubricant retainer in an axial direction of the lubricant retainer.
1 more element
A linear guide comprising a plurality of balls arranged between a guide rail of a body and a guide ail of a slider;
- a return cover including a ball circulation path, the return cover attached to the slider;
- and a lubricant retainer being made up from a porous elastic body, being in a sliding contact with the guide rail of the body, being supported by the return cover, and being equipped with a lubricant storage space filled with lubricant, wherein
- the lubricant retainer is a tubular member having a uniform thickness.
Dependencies are inferred from the claim text.