Dual-Function Exhaust Silencer With Integrated Access Step
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Solution Overview
Problem
Commercial vehicles require additional climbing structures for accessing high areas, increasing production and assembly costs, and existing exhaust silencers do not provide a cost-effective or space-saving access solution.
Innovation Solution
Integrating a tread surface into the exhaust silencer, which serves as both a noise reduction component and a step for easier access, reducing the need for separate climbing structures by using the silencer's outer wall with a foldable or pivotable tread surface that can withstand human weight.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If separate access structures (ladders or steps) are attached to vehicles, then access to high areas is facilitated, but production costs and assembly effort increase
Solution Approach 1:
The patent combines the exhaust silencer with a tread surface to create a dual-functional component. The tread surface is integrated into the silencer housing, allowing the exhaust system to simultaneously serve as a climbing structure. This merging eliminates the need for separate ladders or steps, reducing assembly effort and production costs while providing access to high vehicle areas.
Solution Approach 2:
The exhaust silencer is designed to perform multiple functions: noise reduction from the exhaust system and providing a climbing surface for access to high areas. The tread surface is constructed with load-bearing capabilities to support human weight, transforming the silencer into a multi-functional component that serves both exhaust treatment and access facilitation purposes.
2Ease of operation
If additional climbing structures are installed, then access to vehicle areas is improved, but manufacturing costs increase
Solution Approach 1:
The tread surface is manufactured as an integrated part of the exhaust silencer housing, combining two components into one manufacturing process. This integration eliminates the need to produce and install separate climbing structures, thereby reducing manufacturing costs while maintaining access functionality to the walkway behind the cab.
3Reliability
If the tread is made load-bearing to support human weight, then safety is improved, but the silencer structure becomes more complex
Solution Approach 1:
The tread surface is designed with specific local properties to bear human load, including appropriate material selection and structural reinforcement only where needed for foot placement. The rest of the silencer housing maintains its original design for exhaust treatment, allowing load-bearing capability to be achieved with minimal additional structural complexity.
Data Source
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AI summary
The invention relates to a silencer (10), preferably an exhaust silencer for exhaust aftertreatment, for a vehicle, preferably a commercial vehicle, wherein the silencer (10) has a step (2). The silencer (10) has a dual function: On the one hand, it serves to reduce noise emissions, preferably from the exhaust aftertreatment system, and on the other hand, it has at least one step (2) to facilitate access to higher areas, for which additional access structures would otherwise be required. Furthermore, the invention relates to a vehicle, preferably a commercial vehicle, with such a silencer (10).