Patent ID: 6467185
Filing Date: 2002-10-22
Classification: H05K

Abstract:
A potted timer and circuit board assembly for use in a regenerative desiccant air dryer, said potted timer and circuit board assembly comprising:(a) a support member of a predetermined size and shape having a first surface and a second surface; (b) a conductive pattern of a predetermined material and thickness disposed on at least one of said first surface and said second surface of said support member; (c) a predetermined quantity and arrangement of electronic components of a predetermined voltage disposed on at least one of said first surface and said second surface of said support member for providing a timed electronic signal to a solenoid valve that pneumatically operates such air dryer; (d) a non-conductive material of a predetermined composition encasing said electronic components on said support member for insulating said electronic components from environmental elements; (e) at least one exposed member on a side of said support member for engagement with at least one receptacle on such air dryer for creating an electrical current in said potted timer and circuit board assembly; and (f) an alignment means disposed on at least one of opposing sides of said support member for engagement with at least one slot in such air dryer for aligning and holding said potted timer and circuit board assembly in a predetermined position in such air dryer.