IP Library Granted Patent US 7,243,661
Granted Patent B2
US 7,243,661 · App. 11/031,990 · Granted Jul 17, 2007

Hair styling appliance

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Quick Facts
Patent No.
US 7,243,661
App. No.
11/031,990
Granted
Jul 17, 2007
Kind
B2
Abstract

A hair styling device includes two blades that are hinged together at one end thereof and provide heated plates at the opposite ends for styling hair. The blades and heated plates provide a fine straight edge at one side and a rounded edge at the opposing side.

Claims (13)

1. An appliance for styling hair comprising:

a first blade and a second blade each having a proximal end and a distal end, wherein the first and second blades are connected by a hinge device near their proximal ends;

a spring device configured to bias the blades apart;

two heating plates, one attached to each blade near the distal end thereof, disposed so that when the blades are brought together the opposing plates are in contact with each other;

one or more heating elements connected to the heating plates effective to raise the temperature of the plates when power is supplied to the one or more heating elements;

a power cord connection configured to supply power from a power cord to the appliance;

wherein the blades each comprise a rounded edge and an opposing tapered edge and wherein each heating plate comprises a rounded edge that extends around the rounded edge of a blade and an opposed straight edge near the tapered edge of the blade, and wherein the blades form a narrowed edge on the side proximate the straight edges of the heating plates.

2. The appliance of claim 1 , wherein the heating plates comprise metal, anodized, plated or coated metal, glass, ceramic or stone.

3. The appliance of claim 2 , wherein the heating plates comprise aluminum or steel.

4. The appliance of claim 2 , wherein the heating plates comprise jade.

5. The appliance of claim 1 , further comprising an actuator switch to provide power to the one or more heating elements when the appliance is connected to a power source.

6. The appliance of claim 1 , further comprising a potentiometer for adjusting the temperature of the heated plates.

7. The appliance of claim 5 , further comprising an indicator light activated by the actuator switch.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 13, 2025
From: HELEN OF TROY LIMITED
To: KAZ EUROPE SÀRL
Reel/Frame 070496/0834 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 16, 2005
From: LUN, HERBERT; CAFARO, MICHAEL
To: HELEN OF TROY LIMITED
Reel/Frame 015910/0971 →