Knob and cooking appliance having the same
US11365887B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 11, 2019 |
| Grant date | Jun 21, 2022 |
| Priority date | — |
| Expiry date | Apr 9, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05G1/10
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The cooking appliance according to the disclosure includes a main body having at least one heat source, a valve that includes a valve shaft, and adjusts an amount of fuel supplied to the at least one heat source according to an opening degree or a closing degree of the valve, and a knob apparatus that is coupled with the valve shaft and is installed on the main body. The knob apparatus includes a knob holder mounted on the main body, a knob that is rotatively supported by the knob holder, and an interference member that varies a rotating force by which the knob is rotatable while being supported by the knob holder and while the knob is at a predetermined location.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.