A bearing system for dynamically varying loads and load vectors comprising a plurality of bearing assemblies interference fit to a stationary component and interface fit to a rotatable component to establish relative rotational movement between the components. Each bearing system configured to estab
A bearing system for dynamically varying loads and load vectors comprising a plurality of bearing assemblies interference fit to a stationary component and interface fit to a rotatable component to establish relative rotational movement between the components. Each bearing system configured to establish a lubrication pathway through the bearing assemblies.
대표청구항▼
1. A bearing system, comprising: a plurality of bearing assemblies, each assembly open at at least one end to allow the flow of lubrication through the assemblies;a first component having bearing areas for each of the bearing assemblies, and each bearing area separated from an adjacent bearing area
1. A bearing system, comprising: a plurality of bearing assemblies, each assembly open at at least one end to allow the flow of lubrication through the assemblies;a first component having bearing areas for each of the bearing assemblies, and each bearing area separated from an adjacent bearing area by a raised portion;each bearing assembly having a first portion configured to interference fit onto its first component bearing area, and a second portion of each bearing assembly contacting the raised portion of the first component;a first retainer disposed adjacent an end of the first component and adjacent a bearing assembly;a lubrication pathway defined by the at least one retainer, the bearing assemblies and the first component;a second component configured to interference fit on to a third portion of each of the bearing assemblies, wherein the first component is stationary and the second component rotates, wherein the fitment between the stationary first component and the bearing assemblies is an interference fit, and wherein the fitment between the bearing assemblies and the stationary and rotating components are both interference fits, and the interference overlap between at least one stationary component and at least one bearing assembly is greater than the interference overlap between the rotating component and the bearing assemblies. 2. The bearing system of claim 1, wherein the first component comprises a stationary shaft. 3. The bearing system of claim 2, wherein the first portion comprises an inner bearing race, and the third portion comprises an outer bearing race. 4. The bearing system of claim 3, wherein the raised portion further comprises at least one seat disposed substantially perpendicular to an associated bearing area, and the second portion comprises a race seat of the inner race. 5. The bearing system of claim 4, further comprising a second retainer disposed adjacent the shaft opposite the first retainer. 6. The bearing system of claim 5, wherein the first and second retainers are configured as retainer rings and are secured to the shaft. 7. The bearing system of claim 6, wherein the first and second retainers are secured to the shaft through interference fit, welding, brazing, or mechanical fastening. 8. The bearing system of claim 1, wherein the bearing assemblies are TDO configured bearings. 9. A bearing system, comprising: a plurality of bearing assemblies, each assembly open at at least one end to allow the flow of lubrication through the assemblies;a first component having bearing areas for each of the bearing assemblies, and each bearing area separated from an adjacent bearing area by a raised portion;each bearing assembly having a first portion configured to interference fit onto its first component bearing area, and a second portion of each bearing assembly contacting the raised portion of the first component;a first retainer disposed adjacent an end of the first component and adjacent a bearing assembly;a lubrication pathway defined by the at least one retainer, the bearing assemblies and the first component;a second component configured to interference fit on to a third portion of each of the bearing assemblies, wherein the first component is stationary and the second component rotates, wherein the fitment between the stationary first component and the bearing assemblies is an interference fit, and wherein the fitment between the bearing assemblies and the stationary and rotating components are both interference fits, and the interference overlap between the stationary components and the bearing assemblies is greater than the interference overlap between the rotating components and the bearing assemblies. 10. The bearing system of claim 9, wherein the bearing assemblies are TDO configured bearings. 11. The bearing system of claim 9, wherein the first and second retainers are secured to the shaft through interference fit, welding, brazing, or mechanical fastening. 12. A bearing system, comprising: at least one bearing having a first portion configured to interference fit with a first component, and a second portion of the at least one bearing assembly configured to interference fit with a second component;a first component configured to interference fit with the first portion of the at least one bearing assembly;a second component configured to interference fit with the second portion of the at least one bearing assembly;the first component is configured to be stationary and the second component is configured to be rotatable, or the first component is configured be rotatable and the second component is configured to be stationary; andthe interference overlap of the interference fit between the bearing portion and stationary component is greater than the interference overlap of the interference fit between the other bearing portion and rotating component. 13. The bearing system of claim 12, wherein the first component further comprises, a raised portion defining a bearing assembly face seat, and wherein a third portion of the at least one bearing assembly contacts the face seat. 14. The bearing system of claim 13, further comprising a second bearing assembly having first and second portions configured to interference fit with the first and second components, and wherein the bearing assemblies and the first component cooperate to define a lubrication pathway for the bearing assemblies. 15. The bearing system of claim 14, wherein the bearing assemblies are configured in TDO arrangement, wherein the first component is a stationary shaft and the second component is a rotatable element, and further comprising a pair of retainer rings disposed at opposing ends of the shaft and spaced a predetermined distance from each bearing assembly, one retainer ring having a lubrication fitting and the other retainer ring having a pressure relief fitting, and each retainer ring configured to be a part of the lubrication pathway. 16. The bearing system of claim 9, wherein the first component comprises a stationary shaft. 17. The bearing system of claim 16, wherein the first portion comprises an inner bearing race, and the third portion comprises an outer bearing race. 18. The bearing system of claim 17, wherein the raised portion further comprises at least one seat disposed substantially perpendicular to an associated bearing area, and the second portion comprises a race seat of the inner race. 19. The bearing system of claim 18, further comprising a second retainer disposed adjacent the shaft opposite the first retainer. 20. The bearing system of claim 19, wherein the first and second retainers are configured as retainer rings and are secured to the shaft.
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이 특허에 인용된 특허 (11)
Brister,Stephen E.; Toth,David G.; Karich,Rudolph C.; Anderson,Ryan J.; Fox,Gerald P.; Williams,Samuel R., Backing ring for railcar axle.
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