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US 6,782,879 B2Granted
Air breather assembly
AssigneeBorgWarner Inc.
InventorsMark A. Duda, Ben Arndt
Life of this patent
Estimating the term…
Abstract
A breather assembly for connection to a protected chamber for use in both positive and negative pressure environments, is described. The breather assembly has a central intake chamber that is protected from the ingress of water or contaminants. The breather assembly provides drain paths for any water or contaminants that may get into the inner chamber.
Claims21
A breather assembly for use in conjunction with a breather tube, comprising:
- a baffle portion;
- an overflow vent portion;
- and
- a shroud portion for preventing ingress of contaminants.
1 more element
A breather assembly, comprising:
- an inlet tube in communication with an inlet chamber;
- an outer shroud for guarding against ingress of materials from a first direction;
- said chamber defined between a vented upper portion and a vented lower portion;
- and
- an overflow chamber defined between said vented upper portion and said outer shroud, and including a drain for draining any liquid trapped therebetween.
2 more elements
A breather system, comprising:
- a connection portion having a tube for connection to a vent;
- an inner tubular member affixed inside said connection portion at a first end thereof, for forming a first chamber;
- a vented end cap at a second end of said tubular member;
- and
- an outer peripheral wall portion extending around said first portion, said wall portion defining a lower drain for dissipating water from said first portion;
- said inner tubular member including at least one vent hole adjacent said first portion for dissipating water from said first chamber to said lower drain.
3 more elements
Dependencies are inferred from the claim text.