Precompression Charging Chamber Lock Pin Mechanism

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Solution Overview

Problem

Prior art precompression charging chambers for compacting loose materials, such as cotton, are costly due to the use of individual and independent activating cylinders for pivoting side walls and top covers, increasing equipment and maintenance expenses.

Innovation Solution

A precompression charging chamber design featuring a frame with pivotably mounted side walls and top covers, utilizing a lock pin mechanism to fix the side walls and top covers in place, reducing the need for multiple activating cylinders by allowing shared actuation and interlocking functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If individual and independent activating cylinders are used for each pivoting side wall and top cover, then the precompression charging chamber can achieve reliable actuation of all components, but the equipment cost and maintenance cost increase

Engineering Contradiction:
Improveactuation reliabilityVSAvoidnumber of cylinders
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple independent activating cylinders into a single shared activating cylinder that actuates both the pivoting side wall and the top cover through a common mechanism. This merging reduces the total number of cylinders from multiple independent units to one shared unit, thereby reducing equipment cost and maintenance requirements while maintaining reliable actuation of all components through the integrated mechanism.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single shared activating cylinder performs multiple functions by actuating both the pivoting side wall and the top cover. This multi-functional design allows one cylinder to replace what would traditionally require multiple separate cylinders, reducing system complexity and cost while maintaining the reliability needed for precise control of each component.

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

2Adaptability or versatility

If multiple independent activating cylinders are used, then each component can be actuated independently, but the maintenance expenses increase

Engineering Contradiction:
Improveindependent actuation capabilityVSAvoidmaintenance expenses
Core Design Contradiction:
Adaptability or versatilityVSEase of repair

Solution Approach 1:

By merging multiple independent activating cylinders into one shared cylinder with a common actuation mechanism, the patent reduces the number of parts that require maintenance. The integrated design allows a single maintenance procedure to service the entire actuation system rather than requiring separate maintenance for each independent cylinder, thereby reducing maintenance expenses while preserving the ability to actuate components as needed.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If individual activating cylinders are used for each component, then precise control of each component is achieved, but the equipment cost increases

Engineering Contradiction:
Improvecomponent control precisionVSAvoidequipment cost
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The shared activating cylinder is designed with a multi-functional mechanism that enables precise control of both the pivoting side wall and the top cover through a single actuator. This universal design maintains the precision needed for independent component control while reducing equipment cost by eliminating the need for multiple separate expensive cylinders.

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

Data Source

PatentUS11491753B2Precompression charging chamber for a compactor
Publication Date: 2022.11.08 ROSSER JR FULTON F
  • US11491753B2 patent drawing
  • US11491753B2 patent drawing
  • US11491753B2 patent drawing

AI summary

A precompression charging chamber for a compactor having a frame, including a bottom wall, a left side wall that is movable from a first position that is perpendicular to the bottom wall to a second position that forms an obtuse angle with the bottom wall, a left top cover that is pivotably mounted to the left side wall and defines a left lock pin receptor, and a left lock pin that is movable from a first position in which the left lock pin is received within a left lock pin receptor defined by the frame and a second position in which the left lock pin is received within the left lock pin receptor of the left top cover, wherein the left side wall is non-pivotably fixed to the frame when the left lock pin is in the first position.