Patent ID: 6047836
Filing Date: 2000-04-11
Classification: H05K

Abstract:
A card guide for controlling airflow therethrough, comprising:a card track formed in said card guide for receiving a circuit card;an airflow vane rotatably mounted in said card guide for movement from a first position for substantially blocking the passage of air through said card guide, to a second position for allowing the passage of air through said card guide; andan actuating member disposed for movement along said card guide from a first position substantially at a first end of said card guide to a second position away from said first end of said card guide, and spring loaded to urge said actuating member to return to said first position;said actuating member engaging said vane and causing said vane to rotate to an open condition in response to insertion of said circuit card, said circuit card having a perpendicularly-mounted front panel for contacting said actuating member; wherein said vane has first and second cylindrical cam sections disposed thereon; andsaid actuating member contacts said first cylindrical cam section to cause said rotation of said vane to said open condition, and contacts said second cylindrical cam section to cause rotation of said vane to a closed position.