Combination restrictor cartridge

Details Combination restrictor cartridge Combination restrictor cartridge

2007-06-25

2010-11-16

Jules, Frantz F (Department: 3744)

Refrigeration

Refrigeration producer

Evaporator, e.g., heat exchanger

C062S324600

Reexamination Certificate

active

07832232

ABSTRACT:
A bi-directional flow control device utilizes a single moveable restrictor housed within a cartridge, the piston having a first position wherein the piston orifice provides a smallest diameter flow path through the cartridge, and a second position wherein a cartridge orifice provides a smallest diameter flow path through the cartridge. In one embodiment the device utilizes an anti-rattle mechanism for reducing rattle of the piston within the internal chamber of the cartridge.

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