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US 6,439,019 B1Granted
Roller cage for a deep rolling work roller
AssigneeHegenscheidt-MFD GmbH & Co. KG
InventorsAlfred Heimann, Hans Zimmerman
Life of this patent
Estimating the term…
Abstract
A roller cage (6) is provided for a minimum of one work roller (3) of a tool for deep rolling of grooves or radii of a crankshaft bearing (1) where the work roller (3) at a section of its circumference is loosely guided by the roller cage (6) or inside a concave void of the roller cage (6). Portions of the roller cage (6) by which the work roller (3) is guided, consist of a material that dispenses solid lubricant to the work roller (3).
Claims17
A deep rolling tool for rolling the grooves on crankshaft journals comprising:
- a cage having a recess and a pocket proximate said recess;
- a work roller received by said recess;
- and
- a solid lubricant material insert disposed in said pocket and adjacent said work roller for lubricating said work roller.
1 more element
A deep rolling tool for rolling the grooves on crankshaft journals comprising:
- a supporting roller;
- a crankshaft journal spaced from said supporting roller;
- a cage adjacent to said supporting roller and including a recess with a pocket extending into said cage from said recess;
- a work roller received by said recess and engaging said supporting roller and said crankshaft journal;
- and
- a solid lubricant material insert disposed in said pocket and adjacent said work roller for lubricating said work roller.
3 more elements
Dependencies are inferred from the claim text.