Porous vent breather
US8529657B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2011 |
| Grant date | Sep 10, 2013 |
| Priority date | — |
| Expiry date | Apr 20, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/22
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A vent for an axle housing includes a first body portion and a second body portion. The first body portion has a plurality of pores defined therethrough. The first body portion defines a first cavity. The second body portion has a conical portion that extends between a throat and a neck portion that defines an opening. The second body portion defines a second cavity that fluidly connects with the first cavity. The vent permits air to pass from the axle housing, through the plurality of pores in the first body portion, through the first and second cavities, and out the opening of the neck portion while concurrently inhibiting egress of lubricant from the axle housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.