Gear box with multilayer sealing arrangement
AssigneeDana Italia S.R.L.
InventorRajesh HAMBARDE
Life of this patent
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Abstract
A gear box, including a gear box for a vehicle system is provided, and methods for assembling the gear box are provided. The gear box includes a stationary housing and one or more rotating members, a multilayer sealing arrangement formed between and sealing a fluid path between the one or more rotating members and the stationary housing, the multilayer sealing arrangement including a labyrinth seal, a first cassette seal, and a mechanical face seal, wherein the one or more rotating members includes a rotating hub, and the labyrinth seal is formed between the rotating hub and the stationary housing, whereby the rotating hub overlaps with the stationary housing.
Claims20
A gear box, including:
- a stationary housing and one or more rotating members,
- a multilayer sealing arrangement formed between and sealing a fluid path between the one or more rotating members and the stationary housing, the multilayer sealing arrangement including a labyrinth seal, a first cassette seal, and a mechanical face seal, wherein
- the one or more rotating members includes a rotating hub, and
- the labyrinth seal is formed between the rotating hub and the stationary housing, whereby the rotating hub overlaps with the stationary housing.
A gear box for a vehicle system, including:
- a stationary housing, a driveshaft, a rotating hub, and
- a multilayer seal formed between and sealing a fluid path between the driveshaft, the rotating hub and the stationary housing, the multilayer seal including,
- a labyrinth seal formed between the rotating hub and the stationary housing.
A method of assembling a gear box including:
- forming a multilayer seal in a fluid path between one or more rotating members and a stationary housing of the gear box, including,
- positioning a labyrinth seal in the fluid path between a rotating hub of the gear box and the stationary housing, wherein the rotating hub overlaps with the stationary housing, and wherein the one or more rotating members includes the rotating hub,
- positioning a first cassette seal in the fluid path, and
- positioning a mechanical face seal in the fluid path.
Dependencies are inferred from the claim text.