Floating Trimmer Attachment for Riding Mowers
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Solution Overview
Problem
Riding lawnmowers require separate equipment for trimming grass near walls and trees due to their metal blades and enclosures, increasing the time needed to complete mowing tasks.
Innovation Solution
A removable trimmer attachment for lawnmowers with a mounting deck element, trimmer connecting element, and trimmer element that allows vertical movement, powered by a belt connecting to the mower's pulley system, and actuated by a foot pedal or hand lever for easy installation and operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a permanent trimmer attachment is used on a lawnmower, then trimming capability is provided, but the device complexity increases and interference with normal lawnmower operation occurs
Solution Approach 1:
The trimmer attachment is designed as a separate, removable module that can be detached from the lawnmower. This segmentation allows the trimmer to be used independently when needed while not permanently increasing the complexity of the lawnmower system.
Solution Approach 2:
The trimmer attachment incorporates a floating mechanism with vertical movement capability through a pivot connection. This dynamic design allows the trimmer head to adjust its position automatically, providing adaptability without requiring complex control systems.
2Adaptability or versatility
If a separate handheld trimmer is used to reach locations near walls or trees, then trimming capability is provided, but the time required to complete mowing tasks increases
Solution Approach 1:
The trimmer attachment merges the trimming function with the lawnmower platform, allowing users to perform both mowing and trimming operations with a single integrated system. This eliminates the need to switch between separate handheld trimmer and lawnmower, reducing overall task completion time.
Solution Approach 2:
The lawnmower system is enhanced with multi-functionality by incorporating the trimmer attachment, enabling it to perform both cutting functions (mowing and trimming) with one piece of equipment, thereby improving efficiency and reducing time loss.
3Ease of operation
If a removable trimmer attachment is used, then ease of installation and removal is provided, but the device complexity increases
Solution Approach 1:
The attachment system is divided into modular components (mounting deck element, trimmer connecting element, trimmer element) that can be easily assembled and disassembled. This segmentation enables simple installation and removal procedures while maintaining a relatively simple overall structure.
Solution Approach 2:
The mounting deck element serves as an intermediary component that facilitates easy connection and disconnection between the lawnmower and trimmer. This mediator element simplifies the attachment process without requiring complex fastening or alignment mechanisms.
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 efficient trimming of grass near obstacles without interfering with the lawnmower's operation, reducing the time required to complete mowing tasks by integrating a detachable and adjustable trimmer attachment.
Implementation Method 1
powered by a belt connecting to the mower's pulley system
Implementation Method 2
the trimmer connecting element is configured to allow a trimmer to move vertically
Data Source
AI summary
A trimmer attachment for installation on a lawnmower that includes a floating trimmer head driven by a trimmer drive pulley. The trimmer drive pulley is connected by a belt to a mower trimmer pulley, which is attached to an existing mower blade pulley. The trimmer attachment is easily removed from the lawnmower when not in use or when it is not needed. The lawnmower further includes a foot pedal which allows the user to raise the trimmer attachment when necessary, and a hand lever which can be used to both raise and lower the attachment for purposes of clearing obstacles and operating bump-feed type trimmer head, when installed.