Passive gearbox lubrication system with a secondary sump

Abstract

A passive lubrication system for lubricating components of a gearbox is provided. The passive lubrication system includes a first sump, formed in a housing of the gearbox, for holding a lubricant fluid for lubricating components of the gearbox and a second sump formed in the housing of the gearbox, the second sump for capturing lubricant fluid displaced, by rotation of the gear wheel, from the first sump, the second sump having one or more openings for directing lubricant fluid captured in the second sump to the one or more components of the single speed drive system to provide lubrication to the one or more components of the single speed drive system. The passive lubrication system also includes a channel formed in the housing of the gearbox, the channel for channeling lubricant fluid, displaced by rotation of the gear wheel, from the first sump to the second sump.

Dependencies are inferred from the claim text.