Linear bearing element
AssigneeINA Walzlager Schaeffler KG
InventorsLudwig Winkelmann, Hartmut Koschmieder
Life of this patent
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Abstract
The invention concerns a linear bearing element mounted on the running race of a guide rail and comprising, on at least one of its two front ends, a wiper which bears by an end region against the running face to retain lubricant in the linear bearing element, at lease one lubricant supply device, with its inlet end connected to an outer supply duct and its outlet, end connected with the bearing region being arranged on or in the bearing element.
Claims13
A linear bearing element (1) mounted on a running face (4) of a guide rail (5) and comprising, on at least one of its two front ends, a wiper (7, 31) which bears by an end region against the running face (4) to retain lubricant in the bearing element (1), at least one lubricant supply device, with its inlet end connected to an outer supply duct (9) and its outlet end connected with the bearing region (2) being arranged on or in the bearing (1), characterized in that the supply device is configured as a dosing valve (13) and arranged in a chamber (12) of an attachment body (6, 30) comprising distributing canals (10) which are connected to the outer supply duct (9) and open into the chamber (12), the attachment body (6, 30) being fixed on an end face of the bearing element (1).
A bearing element of claim I wherein the wiper (7) comprises a transfer opening (20) by which the dosing valve (13) is connected at its outlet end with the bearing region (2) formed by the bearing element (1) and the guide rail (5).
Dependencies are inferred from the claim text.