SYSTEM FOR LUBRICATING INPUT SHAFT SPLINE OF FINAL DRIVE TRANSMISSION

The splines of a connection between a connecting collar and transmission input shaft includes a main lubrication oil passage extending axially through an input gear in alignment with a blind bore provided in a wall of a compartment containing the input gear and a second gear meshed with the input ge...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: JOHANNSEN DONALD O, ROLING DENIS J
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:The splines of a connection between a connecting collar and transmission input shaft includes a main lubrication oil passage extending axially through an input gear in alignment with a blind bore provided in a wall of a compartment containing the input gear and a second gear meshed with the input gear and partially immersed in an oil reservoir defined by a lower region of the compartment. An oil capture recess is located in a wall region above the blind bore and adjacent a roller bearing supporting one side of the input gear. A bypass lubrication oil passage connects the capture recess to the blind bore. An oil transfer tube is carried by a sheet metal cup mounted in a circular recess joining the blind bore and has opposite ends positioned in the main lubrication oil passage and the blind bore. The bypass passage bypasses the roller bearing.