Developing Cartridge Activation Assembly for Simplified Detection
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Solution Overview
Problem
The structure of activation assemblies on existing developing cartridges in electronic imaging apparatuses is complicated, leading to inefficiencies in recognizing and replacing cartridges.
Innovation Solution
A developing cartridge with a simplified activation member comprising a movable member and a trigger part, which moves in a translational or rotational manner to trigger detection in the electronic imaging apparatus, utilizing a power reception member, rotary member, and activation member with gears and guide rails to facilitate recognition.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a traditional activation assembly structure is used on the developing cartridge, then the cartridge can be recognized by the electronic imaging apparatus, but the structure becomes complicated and assembly efficiency decreases
Solution Approach 1:
The activation assembly is segmented into distinct functional components: a power reception member for receiving driving power, a rotary member with first and second gears for power transmission, and a simplified movable member with trigger part for detection. This segmentation allows each component to perform its specific function efficiently while reducing overall structural complexity.
Solution Approach 2:
The essential detection function is extracted from the complex traditional activation assembly. The invention isolates the core recognition mechanism into a simple movable member with a trigger part that can be actuated by the rotary member, removing unnecessary structural elements while maintaining the cartridge recognition capability.
2Reliability
If a complex activation assembly is used, then the cartridge can be detected, but the manufacturing and assembly process becomes more difficult
Solution Approach 1:
Multiple functions are merged into fewer components. The rotary member integrates power reception, power transmission through gears, and activation of the movable member into a single rotational component. The movable member combines the detection trigger and actuation mechanism into one simple structure, reducing the total number of parts and simplifying assembly.
Solution Approach 2:
The rotary member serves multiple functions: receiving driving power from the power reception member, transmitting power through the first and second gears, and actuating the movable member to trigger detection. This multi-functionality reduces the need for separate components and simplifies the overall assembly process.
3Adaptability or versatility
If the movable member moves in translational or rotational motion about an axis not parallel to the first direction, then diverse cartridge designs are enabled, but the mechanism becomes more complex
Solution Approach 1:
The movable member is designed with dynamic movement capability, allowing it to move in translational or rotational motion about an axis not parallel to the first direction. This dynamic design enables the trigger part to effectively activate the detection part regardless of the specific motion path, providing versatility for different cartridge designs while maintaining a relatively simple mechanism through the use of a single movable member with flexible movement options.
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
The simplified structure allows for diverse cartridge designs and efficient detection, reducing assembly complexity and enabling seamless integration with various electronic imaging apparatuses.
Implementation Method 1
one end of the rotary member is provided with a first gear, and the other end of the rotary member is provided with a second gear; the first gear is located at the first side wall, and configured to receive driving power transmitted from the power reception member
Implementation Method 2
the second gear is located at the second side wall, and configured to receive driving power transmitted from the rotary member
Data Source
AI summary
A developing cartridge includes: a cartridge containing a developer and including a first side wall and a second side wall positioned opposite to each other along a first direction; a power reception member configured to receive a driving power and positioned at the first side wall; a developing roller rotatable about a first axis extending in the first direction; and an activation member including a movable member and a detection protrusion positioned at the second side wall. The movable member rotates around a second axis in a second direction, the first direction and the second direction intersect with each other, and the detection protrusion moves as the movable member moves.