Patent · US Active

Combination heat exchanger having an improved end tank assembly

US7779893B2 · kind B2 · utility

7Cited by

13References

15Claims

0Family size

Assignee

Delphi Technologies · US

Inventors

Frank Joseph Leitch · North Tonawanda, US
Brian J. Coyle · Orchard Park, US
Robert C. Gmerek · Wilson, US

Key dates

Filing date	Aug 22, 2006
Grant date	Aug 24, 2010
Priority date	—
Expiry date	Jun 24, 2029

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF28F2270/02
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

Abstract

A combination heat exchanger comprising of a heat exchange core having a plurality tubes, wherein the core having at least one core end; an end tank having two side walls and two end walls, two bulkheads the cavity defining a least a first chamber, a second chamber, and a third chamber, a perimeter edge defined by exterior edges of said side walls, exterior edges of said two end walls, and exterior edges of said two bulkheads; a header plate engaged between said end tank and said core end; and a gasket between said perimeter edge and contact surface of said header plate, wherein the compression ratio of the gasket is varied along the contact surfaces of the perimeter edge and contact surface of the end plate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.