Mower Discharge Chute Pivoting for Bagging Conversion
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Solution Overview
Problem
Existing mowers require complex and labor-intensive processes to convert between side-discharge and bagging configurations, involving the installation and removal of multiple parts, which is undesirable in terms of time, labor, and expense.
Innovation Solution
A mower with a catching assembly that includes a mounting plate, a removably coupled catcher with a wire frame and bag, and a pivotally coupled discharge chute, allowing seamless conversion between side-discharge and bagging configurations by aligning the catcher's mouth with the cutting deck's discharge opening, and using sensors to manage blade power supply during configuration changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the catcher is designed with a mouth sized to match the first opening in the mounting plate, then the clipping collection is efficient, but the unloading process becomes difficult and labor-intensive
Solution Approach 1:
The catcher mouth is segmented into two distinct dimensions: the collection opening matches the first opening size for efficient clipping capture, while the discharge opening is enlarged to facilitate easy unloading. This segmentation allows each opening to serve its specific function optimally without compromise.
2Adaptability or versatility
If multiple parts are designed for conversion between configurations, then the mower can switch between side-discharge and bagging modes, but the conversion process becomes complex and labor-intensive
Solution Approach 1:
The discharge chute is merged with the mounting plate through a pivotal connection, allowing it to serve dual functions: directing clippings during side-discharge mode and being retracted during bagging mode. This integration reduces the number of separate components needed for conversion.
Solution Approach 2:
The discharge chute is designed with dynamic capability to pivot between extended and retracted positions, enabling the mower to switch between configurations without permanent installation changes. This dynamic element simplifies the conversion process compared to fixed-component systems.
3Productivity
If the discharge chute is extended in side-discharge configuration, then clipping dispersion is effective, but the catcher installation space is reduced
Solution Approach 1:
The discharge chute is designed as a movable component that can pivot between an extended position for effective clipping dispersion and a retracted position that creates space for catcher installation. This dynamic positioning resolves the spatial conflict between the two configurations.
Data Source
AI summary
A mower may have a frame, a cutting deck coupled to the frame, a side discharge opening on a lateral side of the cutting deck, a discharge chute coupled to the lateral side of the cutting deck, a mounting frame coupled proximate the discharge opening, the discharge chute movable between an extended position and a retracted position. A distal end of the discharge chute is spaced away from the side discharge opening in the extended position. The distal end of the discharge chute being positioned such that the top edge of the discharge chute is substantially parallel (e.g., +/â10 degrees) to the mounting frame in the retracted position.