Tablet Guide Path Adjustment for Accurate Tablet Cassette Setup

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Solution Overview

Problem

Adjusting the dimensions of tablet guide paths in conventional tablet cassettes according to the shape and size of tablets is complicated and requires skill.

Innovation Solution

A tablet guide path adjusting device with an adjusting member, operation amount detection part, and notification part that facilitates easy adjustment of dimensions based on the shape or size of the tablet, including a tablet master storage part for storing suitable dimensions and notifying users through the notification part.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional adjusting mechanisms are used to change tablet guide path dimensions, then the dimensions can be adjusted according to tablet type, but the adjustment process becomes complicated and requires skill

Engineering Contradiction:
Improveadaptability to various tablet shapes and sizesVSAvoidease of adjustment
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system pre-stores optimal guide path dimensions for different tablet types in a storage unit. When a tablet type is selected, the corresponding dimensions are automatically retrieved and used as target values for adjustment, eliminating the need for operators to manually calculate or determine appropriate dimensions for each tablet variety.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system incorporates a detection unit that continuously monitors the current guide path dimensions and compares them with the target dimensions stored in the storage unit. A notification unit then provides feedback to the operator about the adjustment status, guiding them to make precise adjustments without requiring expert knowledge of the complex adjustment mechanisms.

Inventive Principle:
Principle #23Feedback

2Manufacturing precision

If multiple adjusting mechanisms are used to control different dimensions of the tablet guide path, then precise adjustment is possible, but the device complexity increases

Engineering Contradiction:
Improveprecision of guide path dimensionsVSAvoidcomplexity of adjusting mechanisms
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The notification unit serves multiple functions: it displays target dimensions, shows current dimensions, indicates adjustment status, and provides guidance information. This single notification interface consolidates what would otherwise require multiple separate indicators or interfaces, reducing overall system complexity while maintaining precise control capabilities.

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

Solution Approach 2:

The notification unit acts as an intermediary between the complex adjusting mechanisms and the operator. It translates the complex state of multiple adjusting mechanisms into simple, understandable information about current and target dimensions, allowing the operator to make precise adjustments without needing to understand the underlying mechanical complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If manual adjustment of tablet guide path dimensions is performed without guidance, then operators have flexibility, but adjustment accuracy decreases and requires skill

Engineering Contradiction:
Improveflexibility in adjustment processVSAvoidaccuracy of dimension adjustment
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The detection unit continuously monitors the actual guide path dimensions and feeds this information back through the notification unit to the operator. This real-time feedback allows operators to see exactly how close they are to the target dimensions, enabling them to make small, precise adjustments and achieve accurate alignment without requiring expert skill or experience.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12472125B2Tablet guide path adjustment device for tablet cassette
Publication Date: 2025.11.18 YUYAMA MFG CO LTD
  • US12472125B2 patent drawing
  • US12472125B2 patent drawing
  • US12472125B2 patent drawing

AI summary

A tablet cassette (2) includes a tablet container (5) storing a tablet and a rotor (8) rotatably accommodated in the tablet container. The rotor (8) has a tablet guide path (8b) for guiding the tablet of the tablet container (5) to a tablet discharge hole (9) of the tablet container (5) and an adjusting part (33, 64) capable of adjusting dimensions of the tablet guide path (8b). A tablet guide path adjusting device (100) includes: an adjusting member (102) that engages the adjusting part (33, 64); an operation amount detection part (131) that detects an operation amount of the adjusting member (102); and a notification part (20) that notifies a user of adjustment support information necessary for the user to adjust the adjusting part (33, 64) with the adjusting member (102) based on the operation amount detected by the operation amount detection part (131).