Refrigeration – Processes – Assembling – charging – or repairing of refrigeration producer
Reexamination Certificate
2007-07-17
2007-07-17
Ali, Mohammad M. (Department: 3744)
Refrigeration
Processes
Assembling, charging, or repairing of refrigeration producer
C062S513000
Reexamination Certificate
active
11204520
ABSTRACT:
A refrigeration capillary tube inside suction tube heat exchanger assembly, including a suction tube whose ends each have a slot with a shaped inner end portion; two braze connectors, each including a sleeve portion with the free end having a shaped recess; a capillary tube adapted to be inserted into one of the suction tube ends and therethrough until each capillary tube ends extends from a suction tube end, each capillary tube end being deformed so as to emerge from the suction tube at locations abutting the shaped inner end portions thereof; and each of the braze connectors sleeve portions engaging one of the suction tube ends, with each suction tube slot cooperating with an adjacent one of the sleeve portion shaped recesses to contact, locate and subsequently fixedly secure the deformed capillary tube portions to the suction tube. Two methods of manufacturing the assembly are also set forth.
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Cole Robert G.
Trumbower Michael W.
Ali Mohammad M.
Clark Robert J.
Parker Hannifin Corporation
Pophal Joseph J.
Whitman Daniel J.
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