Clamp Locking Mechanism With Magnetic Shaft Securing

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Solution Overview

Problem

Existing clamps for securing devices like laser levels to work pieces often require complex mechanisms for locking and unlocking, and their functionality is compromised when the clamp is oriented in different positions.

Innovation Solution

A clamp mechanism with a sliding shaft, movable jaw, and a locking component that uses a biasing element (such as a magnet) to secure the shaft in place, allowing easy locking and unlocking regardless of orientation, and featuring a threaded interface for precise positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a complex locking mechanism is used to secure the clamp, then the reliability of attachment is improved, but the device complexity increases and ease of operation deteriorates

Engineering Contradiction:
Improveattachment reliabilityVSAvoidlocking mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces traditional complex mechanical locking systems with a magnetic field-based locking mechanism. The biasing element generates magnetic force that automatically secures the shaft in the locked position, eliminating the need for complex mechanical interlocks while maintaining reliable attachment.

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

Solution Approach 2:

The locking mechanism is designed to be self-securing through the biasing element that automatically engages the shaft in the locked position when the movable jaw is actuated. The system self-regulates through magnetic attraction without requiring additional locking components or complex user intervention.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If a simple locking mechanism is used, then the device complexity is reduced and ease of operation is improved, but the reliability of attachment deteriorates

Engineering Contradiction:
Improvelocking operation easeVSAvoidattachment reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent replaces simple but unreliable mechanical locking with a magnetic field-based system that provides both ease of operation and high reliability. The magnetic biasing element ensures consistent engagement force while allowing simple actuation through the movable jaw mechanism.

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

Solution Approach 2:

The patent changes the fundamental parameter of locking force from mechanical contact force to magnetic field force. This parameter change enables both simple operation (through magnetic attraction) and high reliability (through controllable magnetic field strength and distribution).

Inventive Principle:
Principle #35Parameter changes

3Manufacturing precision

If the clamp mechanism is designed for precise positioning, then the manufacturing precision is improved, but the device complexity increases

Engineering Contradiction:
Improvepositioning precisionVSAvoidpositioning mechanism complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent replaces complex mechanical positioning systems with a magnetic field-based positioning mechanism. The biasing element provides precise control over the shaft position through magnetic force distribution, achieving high positioning precision without complex mechanical guides or adjustment mechanisms.

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 mechanism ensures secure attachment of devices to work pieces in any orientation with ease of use and stability, enhancing operational efficiency and reliability.

Implementation Method 1

a biasing element that biases the securing component towards the shaft

Methodology Applied
Scientific EffectMagnetic force: Magnetism

Data Source

PatentUS12551985B2Clamp locking mechanism
Publication Date: 2026.02.17 MILWAUKEE ELECTRIC TOOL CORP
  • US12551985B2 patent drawing
  • US12551985B2 patent drawing
  • US12551985B2 patent drawing

AI summary

A clamp release mechanism is provided. The clamp includes a body, a shaft slideably coupled to the body, a fixed jaw, and a moveable jaw coupled to the shaft. A locking component actuates between a locked position and an unlocked position. When in the locked position, the locking component biases the shaft to remain stationary with respect to the body. The clamp includes a securing component pivotally coupled to the locking component, and a biasing element that biases the securing components towards the shaft.