Trigger Head Frame and Shell for Universal Connection Assembly
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Solution Overview
Problem
Existing trigger dispensing devices require numerous different components for various types of connections, leading to manufacturing, storage, and assembly inconveniences for the industry.
Innovation Solution
A frame and shell design for trigger dispensing heads that can be applied via both bayonet and threaded connections, sharing common components to minimize the overall number of parts and streamline production.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If different components are designed and manufactured for each specific type of trigger dispensing head, then the device can satisfy diverse consumer needs, but the number of components increases leading to production, storage, transportation and assembly inconveniences
Solution Approach 1:
The patent applies universality by designing a single frame structure that can accommodate multiple connection types (threaded, bayonet, snap-on) through configurable connection elements. The frame serves multiple functions: structural support, connection interface, and component mounting, allowing one frame design to replace what would traditionally require multiple specialized frames for different connection types.
Solution Approach 2:
The patent segments the dispensing head into modular components: a universal frame, interchangeable connection elements, a shell, and a piston assembly. This segmentation allows the connection element to be changed without affecting the core frame structure, enabling variety in connection types while maintaining a common base design that reduces overall component complexity.
2Reliability
If multiple specialized frames are manufactured for different connection types, then each frame can be optimized for its specific connection method, but manufacturing and storage costs increase
Solution Approach 1:
The frame is designed as a universal component that can reliably support multiple connection types through configurable connection elements. The standardized mounting features and geometry of the frame ensure reliable component attachment regardless of which connection type is used, eliminating the need for multiple specialized frame designs while maintaining connection reliability.
3Adaptability or versatility
If numerous different components are used for various trigger head types, then product functionality can be optimized for each application, but assembly time and production efficiency decrease
Solution Approach 1:
The dispensing head is segmented into a universal frame and interchangeable components (connection elements, shells, pistons). This segmentation enables assembly line workers to quickly swap connection elements and shell configurations without retooling the entire assembly process, significantly improving assembly efficiency while maintaining application-specific optimization capabilities.
Solution Approach 2:
The frame is pre-designed with standardized mounting features, connection interfaces, and component locations that accommodate various configurations. This preliminary design of the universal frame structure allows for rapid assembly of different dispensing head types without requiring complex customization steps during the assembly process.
Data Source
AI summary
A frame for a trigger head of a dispensing device for a liquid product has a frame base, a cylindrical pressure chamber, an intake duct, an outlet duct, a dispensing duct, and a shoulder consisting of a shoulder wall protruding from a rear zone of the frame base to form a backing for a hand of a user gripping the trigger head while dispensing the liquid product. The shoulder has a rear coupling for a shell of the trigger head.