Patent ID: 9728437
Date: 2017-08-08
CPC Classifications: H01L

Claim:
1. A wafer chuck assembly, comprising: a puck comprising: an electrically insulating material defining a top surface of the puck; a heater element embedded within the electrically insulating material; a plurality of electrodes embedded within the electrically insulating material and disposed between the heater element and the top surface; and an electrically conductive plate disposed proximate to the electrically insulating material; a shaft comprising: an electrically conductive shaft housing that is electrically coupled with the plate; and a plurality of connectors, comprising electrical connectors for the heater element and electrical connectors for the electrodes; each of the electrical connectors for the plurality of electrodes comprising: a base comprising: an electrically conductive base housing that is electrically coupled with the shaft housing; and an electrically insulating terminal block disposed within the base housing, the plurality of connectors passing through the terminal block.