Interchangeable Herb Grinder Plates for Binding-Free Grind Control

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Solution Overview

Problem

Existing herb grinders face issues with securement of grinding plates leading to binding and reduced material processing efficiency, lack of storage for additional components, and ergonomic challenges in assembly and aesthetics.

Innovation Solution

The herb grinder system features interchangeable lower plates with threading and bayonet mounts for secure engagement, a modified diamond-shaped blade design for precise grind control, and a lid for storing additional plates and herbs, along with a removable and replaceable screen for trichome separation and cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If friction securement is used to attach grinding plates to rotatable halves, then manufacturing becomes easier, but the grinding plates spin within the housing causing binding and reducing grinding efficiency

Engineering Contradiction:
Improveease of manufactureVSAvoidgrinding efficiency
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The grinding plate attachment system is segmented into multiple independent securing points around the perimeter of the plate, rather than relying on a single friction-based attachment. This segmentation prevents the plate from spinning or binding during rotation while maintaining ease of manufacture through simple, distributed attachment features.

Inventive Principle:
Principle #1Segmentation

2Quantity of substance

If additional storage components are added to the grinder system, then storage capacity increases, but device complexity increases

Engineering Contradiction:
Improvestorage capacityVSAvoiddevice complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The grinder housing is designed to serve multiple functions: it contains the grinding mechanism, provides structural support, and incorporates integrated storage compartments for additional grinding plates and herbs. This multi-functionality increases storage capacity without proportionally increasing device complexity, as the storage features are integrated into the existing housing structure rather than adding separate components.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If multiple securement methods are used for grinding plates, then reliability of attachment improves, but ease of operation during assembly deteriorates

Engineering Contradiction:
Improveattachment reliabilityVSAvoidassembly ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The securement mechanism extracts the complex threading requirement from the assembly process by providing a bayonet-style attachment that requires only a simple twisting motion. This extraction of the threading function into a simplified rotational engagement maintains high attachment reliability while dramatically improving assembly ease and reducing the need for tools.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10039418B2Herb grinder system
Publication Date: 2018.08.07 VOLO TRADE
  • US10039418B2 patent drawing
  • US10039418B2 patent drawing
  • US10039418B2 patent drawing

AI summary

The present invention involves a system and method for grinding herbs, tobacco, marijuana and the like. The herb grinder system herein includes interchangeable and replaceable lower grinder plates that are secured in place with threading, bayonet mounts or the like. The upper and lower grinding plates are provided with blades having a modified diamond shape which provides extremely sharp leading edges regardless of which direction the grip assembly of the grinder housing is rotated. The lower plates are also provided with variations in the size, shape and arrangement of hole sizes through which the ground material is allowed to pass through. This construction provides the user with the ability to control his/her grind size mixture, which may be consistent sized grinds or a mixture of different sized grinds.