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US 8,616,589 B2Granted
Method for attaching tube and fittings
AssigneeElectrolux Home Products, Inc.
InventorWarren Fowler
Life of this patent
Estimating the term…
Abstract
A tube and fitting assembly can be used in a domestic appliance, such as an oven range, and includes a tube provided through an internal bore of a fitting. The tube includes a first end that is outwardly flared against a shoulder of the fitting via plastic deformation. The inner wall of the tube adjacent the outwardly flared portion is threaded and can be fastened to an orifice such that an internal bore of the orifice is in fluid communication with the tube.
Claims3
A tube and fitting assembly including:
- a tube having a first end, a second end, and a slot provided about a circumference thereof;
- a retaining ring provided in the slot;
- and
- a fitting provided over a portion of the tube and abutting the retaining ring, the fitting having a bore with a substantially uniform diameter extending through the fitting,
- wherein the first end of the tube is outwardly flared against a shoulder portion of the fitting, and
- wherein the inner diameter of the tube is larger at the first end than at the second end, the larger diameter creating a tight engagement of the tube with the internal bore of the fitting.
3 more elements
Dependencies are inferred from the claim text.