US 9,808,066 B2 · Hand held appliance

Abstract

A hair care appliance including, a body, a heater, a PCB and a primary fluid flow path extending from a primary fluid inlet into the appliance to a primary fluid outlet out of the body wherein the PCB and heater are in fluid communication with the primary fluid flow path and the PCB is upstream of the heater. A fan unit may be provided and the fan unit is upstream of the heater and may be upstream or downstream of the PCB. A thermal barrier may be provided between the PCB and the heater. The thermal barrier may be in thermal communication with the PCB and functions as a heat sink for the PCB.

Claims32

Dependent claims

A hair care appliance comprising:

a body, a heater, a printed circuit board (PCB), and a primary fluid flow path extending from a primary fluid inlet into the appliance to a primary fluid outlet out of the body, wherein the PCB and the heater are in fluid communication with the primary fluid flow path such that primary fluid flow in the primary fluid flow path is permitted to flow around the PCB for cooling the PCB, the PCB is upstream of the heater, and a thermal barrier is provided between the PCB and the heater.

Dependencies are inferred from the claim text.

Facts

Application

14/903,047Filed 13 Jun 2014

Priority

GB 1312073.85 Jul 2013

Published

US 2016/0220004 A14 Aug 2016

Granted

7 Nov 2017

Term ends

Not estimatedThe source records don’t support an estimate.

Classification6 codes

A45D 20/10
Heated electrically: hand-held drying devices, e.g. air douches
A45D 2/00
Hair-curling or hair-waving appliances
A45D 20/122
Details thereof or accessories therefor, e.g. nozzles, stands: diffusers, e.g. for variable air flow
A45D 20/48
Hair drying devices; Accessories therefor: hair-drying combs or hair-drying brushes, with internal heating means

Hand held appliance

Life of this patent

Hand held appliance

Life of this patent

Abstract

Claims32