公开(公告)号：US20200240644A1

公开(公告)日：2020-07-30

申请号：US16845643

申请日：2020-04-10

Applicant: LG Electronics Inc.

Inventor： Yeonsik HA

IPC: F24C3/12 ,  F24C3/10 ,  G05G1/10 ,  G01D5/14 ,  G01B7/00 ,  G06F3/0362 ,  G05G1/08

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.

公开(公告)号：US20180239386A1

公开(公告)日：2018-08-23

申请号：US15899507

申请日：2018-02-20

Applicant: LG ELECTRONICS INC.

Inventor： Yeonsik HA

IPC: G05G1/12 ,  F24C3/12 ,  F23N5/20 ,  H01H3/20

CPC classification number: G05G1/12 ,  F23N5/203 ,  F24C3/126 ,  H01H3/0206 ,  H01H3/10 ,  H01H3/20 ,  H01H9/181 ,  H01H19/025 ,  H01H2003/105 ,  H01H2019/143

Abstract: A knob assembly and a cooking apparatus including a knob assembly are provided. The knob assembly may reduce defects in assembly and operation of the knob assembly caused by a tolerance of a valve shaft. The knob assembly may include a valve in which a valve shaft may be movable, a knob connected to a knob shaft coupled with the valve shaft, a knob ring that surrounds a periphery of the knob and supports the knob shaft, a support ring coupled with the knob ring, a support frame that supports an outer circumferential surface of the support ring, and a fixing frame coupled with the support frame to prevent the support ring from separating from the support frame.

公开(公告)号：US20180238551A1

公开(公告)日：2018-08-23

申请号：US15900251

申请日：2018-02-20

Applicant: LG ELECTRONICS INC.

Inventor： Yeonsik HA

IPC: F24C3/12 ,  F24C3/10 ,  G01B7/00 ,  G01D5/14 ,  G05G1/10

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.

公开(公告)号：US20220244752A1

公开(公告)日：2022-08-04

申请号：US17727730

申请日：2022-04-23

Applicant: LG ELECTRONICS INC.

Inventor： Yeonsik HA

IPC: G05G1/12 ,  G05G1/08 ,  F24C3/12

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.

公开(公告)号：US20200378611A1

公开(公告)日：2020-12-03

申请号：US16986942

申请日：2020-08-06

Applicant: LG ELECTRONICS INC.

Inventor： Yeonsik HA

IPC: F24C3/12 ,  G05G1/10 ,  G05G5/05

Abstract: A knob assembly and an appliance having a knob assembly are provided. The knob assembly may include a knob configured to be rotatably installed, a knob ring configured to surround the knob and to be rotated independently from the knob, a spring configured to provide an elastic force so as to return the knob ring toward an initial position when the knob ring is rotated to a position spaced apart from the initial position, and a magnetic force provider configured to provide a magnetic force to return the knob ring to the initial position when the knob ring is at a position adjacent to the initial position.

公开(公告)号：US20200240645A1

公开(公告)日：2020-07-30

申请号：US16850873

申请日：2020-04-16

Applicant: LG Electronics Inc.

Inventor： Yeonsik HA

IPC: F24C3/12 ,  F23N1/00 ,  F24C7/08 ,  G01D5/14 ,  H01H19/14

Abstract: A knob assembly includes a front panel, a knob located at a front panel of an appliance and configured to rotate based on operation by a user, a valve shaft that is coupled to the knob and that extends through the front panel, a valve connected to the valve shaft and configured to control supply of gas to the appliance, and a knob sensor configured to detect a rotational position of the valve shaft. The valve shaft is configured to control the valve to adjust a flow rate of gas based on rotation of the valve shaft.

公开(公告)号：US20190170361A1

公开(公告)日：2019-06-06

申请号：US16209202

申请日：2018-12-04

Applicant: LG ELECTRONICS INC.

Inventor： Yeonsik HA ,  Cheong Hwan YU ,  Jeongdong LEE

IPC: F24C7/08 ,  A47J27/00 ,  A47J27/10 ,  A47J36/32 ,  G05G1/015 ,  G05G1/10 ,  H01H19/02 ,  H01H19/14 ,  H05B6/06

Abstract: The present disclosure relates to a cooking device which allows a user to set a cooking temperature and a cooking time quickly and easily. The cooking device according to the present disclosure includes a new type of the control device configured to control cooking processes using the cooking device. The new type of control device, i.e., a knob module, includes a knob which operates in a push-and-turn manner and a knob ring which is coupled to the knob and operates in a click or hold manner, and a display unit formed integrally with the knob ring and capable of displaying a temperature, a heating power level, a time, or other information set according to an operation of the knob or the knob ring. According to the present disclosure, an amount of heat energy supplied through the cooking device and a cooking time of the food may be accurately and precisely adjusted.

公开(公告)号：US20190170360A1

公开(公告)日：2019-06-06

申请号：US16209154

申请日：2018-12-04

Applicant: LG ELECTRONICS INC.

Inventor： Yeonsik HA ,  Cheong Hwan YU ,  Jeongdong LEE

IPC: F24C7/08 ,  G05G1/015 ,  G05G1/10 ,  H01H19/02 ,  H01H19/14

Abstract: The present disclosure relates to a cooking device which allows a user to quickly and easily set a cooking temperature and a cooking time. The cooking device includes a new type of control device configured to control a cooking process using the cooking device. The new type of control device, that is, a knob module includes a knob operated in a push-and-turn manner, a knob ring combined with the knob and operated in a click or holding manner, and a display unit integrally formed with the knob ring and capable of displaying a temperature, a heating power level, time, or other information set according to an operation of the knob or the knob ring. According to the present disclosure, an amount of heat energy supplied through the cooking device and a cooking time of the food may be quickly and easily adjusted.

公开(公告)号：US20190032921A1

公开(公告)日：2019-01-31

申请号：US15900069

申请日：2018-02-20

Applicant: LG Electronics Inc.

Inventor： Yeonsik HA ,  Hyunggu LEE

IPC: F24C3/12 ,  G05G1/08 ,  G05G9/00 ,  G05G1/10 ,  G05G25/00 ,  G01D5/14

CPC classification number: F24C3/124 ,  F24C7/082 ,  G01D5/145 ,  G05G1/08 ,  G05G1/10 ,  G05G5/05 ,  G05G9/00 ,  G05G25/00

Abstract: A knob assembly includes a knob located at a front panel of the knob assembly and configured to rotate about an axis, a knob ring that is located at the front panel, that surrounds the knob, and that rotates about the axis independently of rotation of the knob, an adjusting shaft that extends from the knob through the knob ring in a direction rearward of the front panel and that rotates based on rotation of the knob and causes operation of a device, a first rotation sensing part that senses rotation of the adjusting shaft, and a first sensing target that rotates based on rotation of the adjusting shaft. A position of the first sensing target changes based on rotation of the first sensing target, and the first rotation sensing part senses at least one of the position or a change of the position of the first sensing target.

公开(公告)号：US20180238553A1

公开(公告)日：2018-08-23

申请号：US15900389

申请日：2018-02-20

Applicant: LG Electronics Inc.

Inventor： Yeonsik HA

IPC: F24C3/12 ,  F24C3/10 ,  G01B7/00 ,  G01D5/14 ,  G05G1/10

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.