Patent ID: 8902598
Filing Date: 2014-12-02
Classification: G06F,H05K,Y10T

Abstract:
1. A programmable logic controller assembly, comprising: a bottom housing comprising a base, a first plurality of alignment features extending from the bottom housing in a direction transverse to the base, and a first connection feature; a central processing unit comprising a circuit board and at least two receptacles through the circuit board configured to engage and slide along at least two of the first plurality of alignment features, wherein the at least two of the first plurality of alignment features are positioned asymmetrically with respect to the base; and an upper housing comprising a second connection feature configured to slidably couple with the first connection feature and a second plurality of alignment features configured to slidably engage two or more of the first plurality of alignment features, wherein the two or more of the first plurality of alignment features are positioned asymmetrically with respect to the base.