Lifter Tool Clamping Mechanism for Paver Handling
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Solution Overview
Problem
There is a need for a tool that allows efficient, safe, and effortless transportation of pavers or block-like objects, reducing physical strain and protecting the user's hands and fingers.
Innovation Solution
A lifting tool comprising a support member, carrier assembly, disengageable fastening means, handle member, clamping member, and link elements, designed to facilitate the simultaneous handling and movement of multiple blocks with reduced effort and minimized bending, featuring a clamping mechanism to secure the blocks and a balanced design for stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual handling of blocks is used, then no special tool is needed, but physical strain and back pain increase
Solution Approach 1:
The patent introduces a lifting tool as an intermediary device between the worker and the blocks. The tool includes a carrier assembly with a platform to hold blocks and a lifting mechanism with pivot arms and linkages that mechanically amplify the worker's force, reducing physical strain and back pain while maintaining ease of operation.
2Productivity
If blocks are transported manually, then no equipment is required, but transportation efficiency is low
Solution Approach 1:
The patent combines multiple functional elements into a single integrated lifting tool. The carrier assembly merges the block-holding platform with the lifting mechanism, and the pivot arms with the linkages work together as a unified system. This integration allows efficient block lifting and transportation in a single operation, improving productivity and reducing time loss.
3Ease of operation
If manual block handling is used, then simple tools are sufficient, but hand and finger protection is inadequate
Solution Approach 1:
The lifting tool serves as an intermediary that protects the worker's hands and fingers from direct contact with blocks during lifting and transportation operations. The tool's designed structure allows block handling without requiring glove wear, maintaining simplicity while providing hand and finger protection.
4Object-affected harmful factors
If a lifting tool is introduced, then physical strain is reduced, but device complexity increases
Solution Approach 1:
The lifting tool is segmented into distinct functional components: a carrier assembly for block support, pivot arms for lifting motion, linkages for mechanical advantage, and a handle for operator input. Each segment performs a specific function and can be independently manufactured and assembled, reducing overall complexity while achieving physical strain reduction through coordinated operation of these segments.
Data Source
AI summary
Elevating a handle of the lifter tool creates a clamping force between a bottom support plate and a top clamping plate operatively attached to the handle, allowing a worker to transfer, simultaneously, a number of stacked pavers, or similar block-like objects, quickly, efficiently and safely. A push-off plate facilitates unloading of the pavers from the tool.