Patent ID: 6616525
Filing Date: 2003-09-09
Classification: H05K

Abstract:
A computer system, comprising:a) a computer enclosure comprising a first outer wall; b) a first set of constraining features disposed on the computer enclosure; c) a first modular fan assembly comprising an outer shell having a front side, the first set of constraining features engaging features on the outer shell of the first modular fan assembly and constraining the front side of the first modular fan assembly against the first outer wall of the computer system enclosure, and wherein the first modular fan assembly is configured to allow attachment to the computer system only in its correct orientation, and is configured to allow installation and removal without the use of tools; d) a second outer wall of the computer enclosure; e) a second set of constraining features disposed on the computer enclosure; f) a second modular fan assembly substantially identical to the first; g) an outer shell of the second modular fan assembly, having a front side and a back side, the second set of constraining features engaging features on the back side of the second modular fan assembly and constraining the modular fan assembly against the second outer wall of the computer system enclosure; and wherein the features in the front side of a modular fan assembly are configured to engage only the first set of constraining features on the computer enclosure, and the features in the back side of a modular fan assembly are configured to engage only the second set of constraining features on the computer enclosure.