Roll Cage Pressure Washer for Compact Storage and Accessory Protection
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Solution Overview
Problem
Traditional pressure washers are bulky, prone to damage, and lack efficient storage solutions, making them difficult to store and transport.
Innovation Solution
A compact pressure washer design featuring a roll cage frame that encloses all components and accessories, including a storage compartment for nozzles, and a trigger guard for nozzle storage, ensuring durability and ease of handling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional pressure washers store accessories externally, then accessibility is improved, but the unit becomes larger and more bulky
Solution Approach 1:
The patent integrates accessory storage compartments within the main housing structure, nesting storage spaces inside the pressure washer body rather than attaching them externally. This allows nozzles and accessories to be stored within the unit's volume, maintaining accessibility while reducing overall size.
Solution Approach 2:
The housing structure serves multiple functions: it contains the motor and pump components while simultaneously providing integrated storage compartments for accessories. This multi-functionality eliminates the need for separate external storage attachments, reducing unit size while maintaining accessibility.
2Device complexity
If traditional pressure washers have irregular shapes, then component accommodation is improved, but storage and stacking become difficult
Solution Approach 1:
The patent employs an asymmetric internal layout within a symmetric external rectangular housing. The rectangular exterior enables easy stacking and storage, while the asymmetric internal arrangement of motor, pump, and storage compartments optimizes space utilization and component accessibility.
Solution Approach 2:
The patent transitions from irregular three-dimensional shapes to a standardized rectangular prism geometry. This dimensional standardization maintains internal component accommodation while dramatically improving external storage efficiency, allowing vertical stacking and compact arrangement in storage spaces.
3Ease of manufacture
If traditional pressure washers lack protective structure, then manufacturing simplicity is improved, but durability against damage and extreme environments worsens
Solution Approach 1:
The patent incorporates a protective roll cage structure that surrounds and shields the motor, pump, and other vulnerable components before they can be exposed to damage. This preemptive protective structure absorbs and distributes impact forces, protecting internal components from damage during transportation and storage while maintaining manufacturing feasibility.
4Strength
If traditional pressure washers are bulky, then component housing is improved, but portability and handling become difficult
Solution Approach 1:
The patent segments the pressure washer into modular components: a compact motor assembly, pump unit, and integrated storage compartments, all arranged within a rectangular housing. This segmentation allows for optimized space utilization and reduced overall dimensions while maintaining structural strength and component housing capacity.
Data Source
AI summary
The present invention is directed to a pressure washer having a main housing and a roll cage surrounding the main housing for protection. The roll cage is generally rectangular and provides flat surfaces to make it easier to store the unit, and importantly provides a flat top surface to allow other items to stack on top of the unit. The main housing also includes a storage compartment to store accessories, including a trigger gun. The trigger gun includes a trigger guard with openings to store additional nozzles for the gun.