Rotatable Clamp Hair Curling Tong for Fixed Handle Ergonomics
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Solution Overview
Problem
Traditional electrical hair curling tongs require rotation, leading to difficulties in holding a fixed position, risk of burns, cord torque, and operator strain due to the need to rotate the entire device.
Innovation Solution
A hair curling tong with a fixed handle and a tiltable clamp, where only the clamp is rotatable 360° around the tube body, allowing for curling without rotating the entire device, and featuring a thermally insulating grip for reduced strain and ease of operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the complete curling tong is rotated to wind the hair, then the hair can be curled, but it becomes difficult to hold the curling tong in a fixed position and risks burns to the scalp
Solution Approach 1:
The curling tong is divided into two functional parts: a fixed handle with heated tube body and a rotatable clamp assembly. This segmentation allows the clamp to rotate independently around the fixed heated tube, enabling hair curling without rotating the entire device, thus preventing scalp burns from the heated surface.
Solution Approach 2:
The rotational function is extracted from the handle and tube body and assigned specifically to the clamp assembly. The clamp is made rotatable around the tube body's longitudinal axis, while the handle remains stationary, separating the curling action from the heating element movement.
2Ease of operation
If the complete curling tong is rotated, then the hair can be curled, but the electric cord experiences torque and hinders rotational movement
Solution Approach 1:
The device is segmented such that only the clamp assembly rotates around the fixed handle, while the cord remains connected to the stationary handle. This eliminates cord torque and hindrance during the curling operation.
3Ease of operation
If the complete curling tong is rotated, then the hair can be curled, but it causes strain in the operator's arm
Solution Approach 1:
The rotational action is isolated to the lightweight clamp assembly rather than the entire heavy curling tong. The operator only needs to rotate the clamp around the fixed handle, significantly reducing the force and strain required on the arm.
4Reliability
If the clamp is made of metal or thermally resistant material, then it can withstand the heat of the tube body, but it may conduct heat to the operator
Solution Approach 1:
The thermally resistant material is applied specifically to the clamp assembly rather than the entire handle. The grip portion of the handle can be made of thermally insulating material, separating the heat resistance requirement from the operator contact area.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables easier handling, avoids burns and cord torque, reduces operator strain, and allows for one-handed operation with minimal movements, speeding up the curling process while maintaining control.
Implementation Method 1
a button activated spring
Implementation Method 2
The grip is preferably made of a thermally insulating material, such as a silicone
Data Source
AI summary
Hair curling tong (1) with a fixed handle (2) and a heated tube body (12) fixed thereto provided with clamp (17) that is fixed in a tilting way to the curling tong (1) and can be tilted between a closed position wherein the clamp (17) is held in contact with the tube body (12) by means of a spring (18) activated by a button (20) and an open position wherein the clamp is tilted away from the tube body (12), characterized in that the clamp (17) is fixed in a rotatable way to the curling tong (1) by means of a ring (10) which is rotatable over 360° around the longitudinal axis (X-X′) of the tube body (12).