Gravity Seed Dispensing for Portable Automatic Seeding Trays

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Solution Overview

Problem

Existing seed dispensing machines in agriculture require manual operations, are bulky, and need additional mechanisms like air compressors, making them non-portable and inefficient.

Innovation Solution

A gravity-based automatic seeder apparatus with a conveyer, solenoid plunger, and control box that uses gravity to dispense seeds into seeding trays without manual alignment or external mechanisms.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If vacuum seed dispensing machines or vacuum box are used, then seeds can be dispensed into seeding trays, but manual operations and additional external mechanisms (air compressor) are required

Engineering Contradiction:
Improveautomation of seed dispensingVSAvoidcomplexity of external mechanisms
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The invention extracts and eliminates the need for external air compressor mechanisms by using a gravity-based seed dispensing system. The seed dispensing tray with hole seats and bottom tray with holes work together using only gravitational force, removing the complex vacuum system and air compressor requirements while maintaining automated seed dispensing capability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The seed dispensing system is designed to be self-service through gravity. Seeds automatically fall from the hopper through the seed dispensing tray with hole seats to the bottom tray with holes and finally to the seeding tray without requiring external vacuum mechanisms or manual intervention, achieving automation through the natural gravitational flow.

Inventive Principle:
Principle #25Self-service

2Extent of automation

If vacuum rotating drum machine is used, then automatic seed dispensing is achieved, but the machine becomes big and bulky and non-portable

Engineering Contradiction:
Improveautomatic seed dispensingVSAvoidsize and portability of machine
Core Design Contradiction:
Extent of automationVSVolume of moving object

Solution Approach 1:

The invention extracts the bulky vacuum rotating drum mechanism and replaces it with a compact gravity-based system consisting of a hopper, seed dispensing tray with hole seats, bottom tray with holes, and conveyer. This extraction reduces the machine volume significantly while maintaining automatic seed dispensing functionality.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention substitutes the complex mechanical vacuum rotating drum system with a simpler gravity-based mechanical system. The gravity-based seed dispensing mechanism using hole seats and hole trays replaces the need for vacuum generation and rotating drum mechanics, resulting in a more compact and portable design.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Productivity

If manual seed dispensing operations are used, then device complexity is reduced, but productivity and efficiency decrease

Engineering Contradiction:
Improveseed dispensing efficiencyVSAvoidcomplexity of dispensing mechanism
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The invention ensures continuous useful action through the automated conveyer system that continuously moves seeding trays through the seed dispensing station. The gravity-based seed dispensing mechanism continuously feeds seeds from the hopper through the hole seats to the trays without interruption, maintaining high productivity without complex mechanical interventions.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system achieves high productivity through self-service automation where the gravity-based mechanism automatically dispenses seeds and the conveyer automatically positions trays, eliminating manual operations. This self-service capability increases efficiency while keeping the device structure relatively simple.

Inventive Principle:
Principle #25Self-service

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 a fully automatic, portable, and efficient seed dispensing process that eliminates manual operations and additional equipment, such as vacuum arrangements or air compressors.

Implementation Method 1

The solenoid plunger then pushes the seed dispensing tray

Methodology Applied
Scientific EffectSolenoid: Solenoid

Implementation Method 2

seeds are already loaded in hole seats by gravity... seeds fall into the seeding tray

Methodology Applied
Scientific EffectGravity: Gravitation

Data Source

PatentUS20250351766A1System and method for an automatic seeder apparatus
Publication Date: 2025.11.20 URBAN KISAAN FARMS PTE LTD
  • US20250351766A1 patent drawing
  • US20250351766A1 patent drawing
  • US20250351766A1 patent drawing

AI summary

The various embodiments of the present invention provide a system and method for enabling an automatic seeder apparatus. The embodiments also provide a system and method for providing a portable seeder apparatus that does not entail any specific additional external mechanism for its operation. The system comprises a gravity-based seed dispensing system that enables a completely automatic seeder apparatus without any manual operations such as seed-feeding or alignment. The system comprises a conveyor, a seeder machine stand, a hopper, a seed dispensing tray with a hole seat, a bottom tray with holes, a seeding tray sensing sensor, a solenoid plunger, and a control box. The system enables a portable tabletop seeder apparatus that does not require any additional external mechanisms such as vacuum arrangements, air compressors, or any other mechanical push-pull mechanisms for its functioning.