Pallet Positioning Bar for Confined Space Repositioning
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Solution Overview
Problem
Existing methods for repositioning pallets using forklifts or handtrucks often result in inaccurate placement, damage to pallets or loads, especially when trying to position them in confined spaces or against walls, due to the limitations of fork extension and operator maneuverability.
Innovation Solution
A portable pallet positioning bar with elongated fork members and a lifting flange that allows for precise repositioning by reducing friction and enabling the forklift or handtruck to push against the bar for sliding the pallet into place, minimizing damage and improving placement accuracy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the forklift or handtruck operator pushes against the side wall of the pallet with the ends of the forks, then the pallet can be repositioned, but multiple tries may be required and the pallet or load may be damaged
Solution Approach 1:
The pallet positioning bar serves as an intermediary tool between the forklift forks and the pallet. The bar is inserted into the pallet's fork openings, providing a stable interface that transfers force from the forklift to the pallet in a controlled manner, enabling precise repositioning without direct fork-to-pallet contact that causes damage
Solution Approach 2:
The positioning bar is pre-inserted into the pallet's fork openings before the repositioning operation begins. This preliminary placement establishes a secure foundation that allows the forklift to manipulate the pallet smoothly, reducing the need for multiple attempts and preventing damage during the repositioning process
2Manufacturing precision
If the forks are inserted a small distance into the pallet to raise one side, then the pallet can be slid into the desired location, but the area of the pallet in contact with the ground surface is reduced and maneuverability is compromised
Solution Approach 1:
The positioning bar acts as a mediator that extends the effective reach of the forklift. By inserting the bar into the pallet's fork openings and using it as a lever, the operator can precisely control the pallet's position and orientation, achieving accurate placement while maintaining full maneuverability through the bar's extended structure
3Productivity
If the forklift or handtruck is used to raise the pallet off the ground, then the pallet can be moved, but the forks extend beyond pallets of small dimension making it impossible to lower the pallet abutting another pallet or wall
Solution Approach 1:
The positioning bar divides the forklift's fork structure into segments: the bar itself and the forklift forks. This segmentation allows the bar to be inserted into the pallet's fork openings, creating a separate interface that can be precisely positioned against walls or other pallets, while the forklift forks remain engaged with the bar for stable force transmission
Solution Approach 2:
The positioning bar extends the forklift's reach in a different dimensional space. Instead of relying solely on fork length, the bar creates an additional lever arm that allows the forklift to manipulate pallets in confined spaces, enabling precise positioning against walls or other obstacles while maintaining the forklift's lifting capability
Data Source
AI summary
A method of utilizing a pallet positioning bar to reposition a loaded pallet, the pallet positioning bar having a main body with a face member, a pair of fork members and a lifting flange connected to the face member at or near the top, wherein the fork members are adapted to be manually inserted into the loaded pallet with the main body flush against one side of the pallet, such that the fork tips of a forklift or handtruck can be abutted against the face member beneath the lifting flange, then lifted to raise and tilt the pallet positioning bar and the loaded pallet, enabling the loaded pallet to be repositioned by pushing against the face member.