Battery-Powered Pliers with Motor-Driven Gear System

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Solution Overview

Problem

Conventional pliers lack sufficient torque and turning power for efficient fastening and loosening tasks, leading to increased physical strain and inefficiency.

Innovation Solution

Battery-powered pliers with a motor-driven gear system and removable teeth belt provide increased torque and turning power, allowing for efficient tightening and loosening of fasteners, featuring a rechargeable battery, motor, and control buttons integrated into the handle.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Power

If conventional pliers are used, then the device complexity remains low, but the torque and turning power are insufficient

Engineering Contradiction:
ImprovetorqueVSAvoiddevice complexity
Core Design Contradiction:
PowerVSDevice complexity

Solution Approach 1:

The patent replaces the purely mechanical leverage system of conventional pliers with an electromechanical system. A rechargeable battery-powered motor is integrated into the handle, which drives a gear mechanism to rotate the jaws. This substitution of manual mechanical force with an electric motor provides significantly increased torque and turning power for fasteners, directly resolving the contradiction between power output and device complexity.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent merges multiple functional components into a single integrated tool. The battery-powered motor, gear system, and plier mechanism are combined into one device, creating a hybrid tool that functions both as a conventional plier and as a powered fastening tool. This merging allows the device to achieve high torque output while maintaining a relatively compact and manageable form factor.

Inventive Principle:
Principle #5Merging (Combining)

2Power

If battery-powered motor is integrated, then the turning power increases, but the weight of the tool increases

Engineering Contradiction:
Improveturning powerVSAvoidweight
Core Design Contradiction:
PowerVSWeight of moving object

Solution Approach 1:

The patent segments the power delivery system through a gear mechanism. The motor drives a gear system that multiplies torque while reducing the speed, allowing the jaws to rotate with increased turning power. This segmentation of the drive system enables high torque output while using a relatively compact motor, helping to manage the overall weight of the tool.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If manual operation is used, then the device simplicity is maintained, but the physical strain on the user increases

Engineering Contradiction:
Improveease of useVSAvoidphysical strain
Core Design Contradiction:
Ease of operationVSForce

Solution Approach 1:

The patent replaces the manual mechanical operation of conventional pliers with an automated electromechanical system. The rechargeable battery-powered motor automatically drives the gear mechanism to rotate the jaws, eliminating the need for the user to apply manual force. This substitution dramatically reduces physical strain on the user's hand and arm while providing consistent, high-torque operation for fastening and loosening fasteners.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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

The battery-powered pliers offer enhanced ease of use, reduced physical strain, increased efficiency, and cost-effectiveness by providing powerful and efficient fastening and loosening capabilities, suitable for various professionals.

Implementation Method 1

A motor may be housed within the lower handle as well. The motor would be connected to a system of gears that would be connected to rotating jaws.

Methodology Applied
Scientific EffectElectromagnetic conversion: Electromagnetic Induction

Implementation Method 2

The motor would be connected to a system of gears that would be connected to rotating jaws. The clockwise rotation of the jaws would tighten a fastener, such as a nut located on a bolt, or another object

Methodology Applied
Scientific EffectMechanical advantage: Mechanical Advantage

Implementation Method 3

The first belt having teeth may be configured to rotate while the first pliers handle remains stationary with respect to the second pliers handle.

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS9993910B2Method and apparatus for pliers
Publication Date: 2018.06.12 LIVINGSTON RONALD

AI summary

An apparatus including a first pliers handle having a first end and a second end; a second pliers handle having a first end and a second end; a first pivot pin which connects the first pliers handle, at a location between the first end and the second end of the first pliers handle and the second pliers handle at a location between the first end and the second end of the second pliers handle; and a first belt having teeth. The first belt having teeth may be configured to rotate while the first pliers handle remains stationary with respect to the second pliers handle. The first belt having teeth may be configured to be detached from the first pliers handle and the second pliers handle. The apparatus may include a motor located for rotating first belt while the first pliers handle remains stationary with respect to the second pliers handle.