Slide-in simmer potentiometer for a household appliance
US9080775B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 12, 2010 |
| Grant date | Jul 14, 2015 |
| Priority date | — |
| Expiry date | Mar 23, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01C10/32
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.