Retractable Bat Telescopic Design for Transport Damage
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Solution Overview
Problem
Existing baseball bats are prone to damage at the grip end during transportation due to their bulkiness and length, leading to increased transportation costs and reduced efficiency.
Innovation Solution
A retractable bat design featuring a hollow conical sleeve rod and inner rod with movable threads, foam sleeves, and a hermetic structure that allows for expansion and contraction, preventing damage and reducing bulkiness, along with a water outlet for additional functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If the bat is made with a long length and thick front end for better hitting performance, then the hitting effectiveness is improved, but the transportation cost and risk of damage increase
Solution Approach 1:
The bat employs a telescopic structure with an inner rod that can extend and retract within an outer rod. When not in use, the inner rod retracts into the outer rod, reducing the overall length and making the bat more compact for safe transportation. During use, the inner rod extends to provide the full length needed for effective hitting, thus resolving the contradiction between hitting effectiveness and transportation safety.
2Strength
If the bat is made with a long length for better performance, then the hitting capability is improved, but the shipment expense and transportation cost increase
Solution Approach 1:
The bat features a nested telescopic structure where the inner rod is housed within the outer rod. This nesting arrangement allows the bat to be compacted to a shorter length for transportation, optimizing space utilization and reducing shipping costs while maintaining the full extended length for hitting performance when needed.
3Ease of operation
If the grip end is made thinner for better balance, then the balance is improved, but the grip end becomes more susceptible to damage during transportation
Solution Approach 1:
The bat incorporates a foam sleeve that covers the inner rod, particularly protecting the grip end area. This foam cushioning layer absorbs impact forces during transportation, preventing damage to the thinner grip end while maintaining the balanced design. The foam protection is pre-applied to counteract the vulnerability of the thinner grip section.
Data Source
AI summary
A retractable bat which comprises an internal structure coupled to a sleeve comprising foam, wherein the sleeve comprising foam surrounds and protects the internal structure, wherein the internal structural member comprises a sleeve rod and an inner rod that may be detachably coupled to movable threads inside the sleeve rod.