Adjustable Gardening Tool for Seed Hole Spacing and Depth

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Solution Overview

Problem

Existing gardening tools do not allow for simultaneous adjustment of seed hole spacing and depth, limiting the precision and efficiency of planting operations.

Innovation Solution

An adjustable gardening tool with a vertically and horizontally adjustable support piece and prongs, allowing for precise control of seed hole spacing and depth through locking mechanisms and measurement markings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If existing gardening tools are used, then the structure is simple, but the precision of seed hole spacing and depth cannot be simultaneously adjusted

Engineering Contradiction:
Improveprecision of seed hole spacing and depthVSAvoidstructure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The tool is divided into separate adjustable components: a support piece with vertical adjustment capability and prongs with horizontal adjustment capability. This segmentation allows independent control of depth (via support piece position) and spacing (via prong positions), achieving precise seed hole configuration without requiring a completely complex redesign of the entire tool structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tool incorporates dynamic adjustment mechanisms where the support piece can be moved vertically along the handle and the prongs can be repositioned horizontally. These dynamic features enable the user to adjust spacing and depth parameters during operation, transforming a static tool into an adaptable device that achieves precise positioning for different planting requirements.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If adjustable mechanisms are added to existing tools, then the adaptability for different spacing and depth is improved, but the ease of operation may be reduced

Engineering Contradiction:
Improveadjustability of spacing and depthVSAvoidease of use
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The tool includes pre-marked measurement indicators on the handle that correspond to desired spacing and depth settings. These preliminary markings guide the user in quickly positioning the support piece and prongs without requiring complex measurement calculations or adjustments, thereby maintaining ease of operation while achieving high adaptability for different planting configurations.

Inventive Principle:
Principle #10Preliminary action

3Productivity

If multiple adjustment capabilities are integrated, then the productivity of planting operations is improved, but the device complexity increases

Engineering Contradiction:
Improveefficiency of planting operationsVSAvoidoverall tool complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The vertical adjustment mechanism for depth control and the horizontal adjustment mechanism for spacing control are merged into a single integrated tool assembly. The support piece and prongs work together as a coordinated system that simultaneously achieves both depth and spacing precision in one operation, thereby improving planting productivity without requiring multiple separate adjustment devices or complex multi-step procedures.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20250374849A1Adjustable Gardening Tool And Method Therefor
Publication Date: 2025.12.11 JOHNSON TERRY
  • US20250374849A1 patent drawing
  • US20250374849A1 patent drawing
  • US20250374849A1 patent drawing

AI summary

An adjustable gardening tool includes an elongated support frame, a support arm structure attached to and extending vertically from the support frame, a handle connected to the support arm structure, and a hole-making assembly. The hole-making assembly includes an elongated support piece adjustably mounted on the support frame to permit selective vertical adjustment of the support piece, and further includes a plurality of prongs projecting downwardly beyond a bottom edge of the support frame and is adjustably mounted on the support piece to permit selective horizontal adjustment of the prongs to adjust the relative spacing of the prongs.