Knob assembly for cook top
AssigneeLG Electronics Inc.
InventorYeonsik Ha
Life of this patent
Estimating the term…
Abstract
A knob assembly includes a front panel, a knob located at a front side of the front panel and configured to rotate based on operation by a user, a knob shaft that is coupled to the knob and that extends through the front panel, a supporting pipe that receives the knob shaft and that supports the knob shaft, the supporting pipe being configured to maintain a position relative to the front panel, a valve configured to control supply of gas to the appliance, a valve shaft connected to the valve and configured to control the valve to adjust a flow rate of gas based on rotation of the valve shaft, and a joint that couples the knob shaft to the valve shaft and that is configured to transfer at least one of a rotational motion or a linear motion of the knob shaft to the valve shaft.
Claims18
A knob assembly for an appliance comprising a knob ring configured to be disposed at a front side of a front panel of the appliance, to circumferentially surround a knob of the appliance and to rotate independently of a rotation of the knob,
- wherein the knob ring includes a knob supporting portion that is configured to surround a shaft of the knob,
- wherein the knob supporting portion includes a sleeve portion that is configured to be axially fixed with respect to the front panel and that axially extends away from the knob ring,
- wherein the shaft and the knob are installed to the sleeve portion and configured to be slidable and rotatable relative to the sleeve portion, and
- wherein the sleeve portion is configured to guide a rotation and an axial movement of the shaft.
An appliance comprising a knob assembly and a front panel defining appearance of the appliance, the knob assembly comprising:
- a knob ring that is disposed at a front side of the front panel and is configured to be rotated by a user;
- a knob that is disposed at the front side of the front panel and configured to be rotated by the user independently of a rotation of the knob ring;
- a shaft extending rearward from the knob;
- and
- a sleeve portion extending away from the knob ring and surrounding the shaft to guide a rotation and an axial movement of the shaft, the sleeve portion being configured to be axially fixed with respect to the front panel,
- wherein the shaft and the knob are installed to the sleeve portion and configured to be slidable and rotatable relative to the sleeve portion.
Dependencies are inferred from the claim text.