Patent Number: 7,788,421

Title: Detectable null memory for airflow baffling

Abstract: One embodiment of the present invention provides a system for directing airflow through a computing device. This system comprises an airflow baffle, which includes a set of signal pins and a circuit. The airflow baffle is configured to direct airflow through the computing device, and the set of signal pins are configured to interface the airflow baffle with the computing device. Moreover, the circuit in the airflow baffle is coupled to the set of signal pins, and is configured to use the signal pins to notify the computing device that the airflow baffle is installed in the computing device.

Inventors: Heath; Taliver B. (Mountain View, CA), Stiver; David W. (Santa Clara, CA), Hockin; Timothe P. (San Francisco, CA), Laurie; Duncan (Sunnyvale, CA)

Assignee: Google Inc.

International Classification: G06F 9/02 (20060101)

Expiration Date: 8/31/12018