Thermoelectric Backpack Heating and Cooling for Baseball Bats and Back Comfort
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Solution Overview
Problem
Existing sports equipment bags fail to provide selective heating and cooling capabilities for baseball bats and user comfort through temperature control on the back side.
Innovation Solution
A sports equipment bag with integrated bat sleeves and a back heater cooler, featuring thermoelectric heat pumps for heating and cooling, along with control circuits and indicators for user convenience.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If heating elements are added to the backpack to heat baseball bats, then the equipment performance is improved, but the device complexity increases
Solution Approach 1:
The patent combines heating and cooling functions into a single integrated system using thermoelectric heat pumps. The same thermoelectric module can switch between heating and cooling modes, eliminating the need for separate heating elements and cooling elements, thus improving equipment performance while controlling device complexity.
Solution Approach 2:
The thermoelectric heat pump serves multiple functions: it can heat baseball bats, cool baseball bats, and regulate the temperature of the backpack body. This multi-functionality allows a single device to replace multiple separate components, addressing both improved equipment performance and reduced device complexity.
2Adaptability or versatility
If thermoelectric heat pumps are integrated into the backpack for selective heating and cooling, then the temperature control capability is improved, but the device complexity increases
Solution Approach 1:
The system uses controllable switches and control circuits that can dynamically adjust the operation of thermoelectric heat pumps based on user needs. The control circuit can selectively activate different thermoelectric modules for heating or cooling different regions (bat sleeves, body, straps), providing adaptable temperature control while managing complexity through electronic control rather than mechanical systems.
Solution Approach 2:
The thermoelectric heat pumps can change their operational parameters (heating vs. cooling mode) by reversing the direction of current flow. This parameter change capability allows the same hardware to perform opposite functions, improving temperature control versatility without proportionally increasing device complexity.
3Ease of operation
If multiple heating and cooling zones are added to the backpack, then the user comfort is improved, but the use of energy increases
Solution Approach 1:
The control circuit allows selective activation of individual thermoelectric heat pumps in different zones (bat sleeves, body, straps). Users can activate only the specific zones that need temperature adjustment rather than the entire backpack, improving user comfort while reducing overall energy consumption by limiting operation to necessary areas only.
Solution Approach 2:
The system can operate thermoelectric heat pumps in periodic cycles rather than continuously, with the control circuit monitoring and adjusting operation as needed. This periodic operation maintains user comfort through temperature regulation while significantly reducing energy consumption compared to continuous operation of all zones.
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
Enables selective heating and cooling of baseball bats and user comfort by maintaining optimal temperatures, enhancing user experience and equipment performance.
Implementation Method 1
A back heater cooler is coupled to the back side of the body. The back heater cooler selectively heats and selectively cools the outer surface of the body across the back side.
Implementation Method 2
A bat heater is coupled to the bat sleeve and selectively heats the bat sleeve.
Data Source
AI summary
A heating and cooling backpack apparatus for storing baseball bats and selectively heating and cooling parts of the bag includes a body having an outer shell which defines an interior space. A carrying strap is coupled to a back side of the body and a bat sleeve is coupled to the body for holding a baseball bat or similar sports equipment. A bat heater selectively heats the bat sleeve, and a back heater cooler selectively heats and selectively cools an outer surface of the body across the back side.