| 摘要 |
A potentiometer for a household cooking appliance including a gas valve having a valve stem. The potentiometer includes a circuit board having a contact, a wiper rotor that is rotatable with respect to the circuit board and having an opening corresponding to an axis of rotation of the wiper rotor, the opening of the wiper rotor for engaging the valve stem of the gas valve, the wiper rotor including a wiper electrically contacting the contact of the circuit board, a housing coupled to the circuit board and enclosing the wiper rotor between the housing and the circuit board, and a first interior edge and a second interior edge formed in each of the circuit board, the wiper rotor, and the housing and defining a channel extending from an outer edge of the potentiometer to the opening of the wiper rotor.
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