Patent · US Active

Illuminated control knob

US11255535B1 · kind B1 · utility

19Cited by

50References

20Claims

0Family size

Assignee

Sub-Zero Group, Inc. · US

Inventors

Mark R. Eckert · Madison, US
Alexander Krahn · Karlsruhe, DE
Bronson Blum · Fitchburg, US

Key dates

Filing date	Jan 12, 2021
Grant date	Feb 22, 2022
Priority date	—
Expiry date	Jan 12, 2041

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF21Y2115/10
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

Abstract

A knob assembly includes a knob, a light assembly, a light socket, and a receptacle. The light assembly includes a light diffuser, a light source, and a light connector prong. Light from the light source is transmitted through the light diffuser. The light connector prong is electrically connected to the light source to provide power to the light source when the knob is rotated. The light socket includes a socket housing, a light connector aperture wall, an electrical connector aperture wall, and an internal conductor. The light connector prong is mounted within the light connector aperture wall. A power connector prong connectable to a power source is mounted within the electrical connector aperture wall. The connector housing of the receptacle is configured to house the light socket. The light connector prong is inserted into the light connector aperture wall through a first wall of the device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.