Locking Nozzle Valve Mechanism for Printing Substance Leak Prevention
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Solution Overview
Problem
Existing container systems for transferring printing substances often experience leaks, spills, and contamination due to imprecise sealing mechanisms, which can lead to premature dispensing, residual buildup, and exposure to environmental contaminants, affecting both the printing device and the environment.
Innovation Solution
The implementation of a lockable printing substance dispensing nozzle system with a valve body and a locking rod mechanism that maintains alignment and seals the dispensing container until proper engagement with the receiving container, while also wiping clean the interfaces to prevent contamination and ensure precise dispensing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a sealing mechanism is used to prevent leaks and contamination, then reliability is improved, but device complexity increases due to the locking rod and valve body mechanism
Solution Approach 1:
The sealing system is divided into distinct functional components: a dispensing container with nozzle, a receiving container with inlet port, and a separate locking mechanism with rod and valve body. This segmentation allows each component to be optimized independently while maintaining overall system reliability through specialized functions.
Solution Approach 2:
The locking mechanism performs preliminary sealing action before dispensing begins. The locking rod engages with the receiving container to establish the seal in advance, ensuring that the mating interfaces are sealed before any printing substance can leak or spill during the transfer process.
2Object-affected harmful factors
If the nozzle is locked in a sealed orientation, then contamination is prevented, but ease of operation decreases due to the locking mechanism
Solution Approach 1:
The locking mechanism applies preliminary anti-action by preventing the nozzle from rotating out of its sealed orientation until the proper engagement condition is met. The locking rod physically blocks rotation, counteracting any forces that might cause premature dispensing or contamination before the containers are properly mated.
Solution Approach 2:
The locking rod acts as an intermediary element between the dispensing container and the receiving container. It mediates the interaction by controlling the rotational freedom of the nozzle, ensuring that contamination prevention is maintained while still allowing operation once proper engagement is achieved.
3Object-generated harmful factors
If the dispensing container is sealed until engagement, then leaks are prevented, but productivity decreases due to the engagement requirement
Solution Approach 1:
The sealing action is performed preliminarily during the engagement process itself. As the dispensing container is brought into engagement with the receiving container, the locking mechanism automatically establishes the seal before dispensing begins. This eliminates the need for separate sealing steps and maintains productivity by integrating sealing into the engagement motion.
Solution Approach 2:
The patent merges the sealing function with the engagement function. The act of engaging the two containers simultaneously activates the locking mechanism and establishes the seal, combining what could be separate operations into a single integrated action that prevents leaks while maintaining efficient dispensing workflow.
Data Source
AI summary
An example of a device (100) may include a valve body (108); a printing substance dispensing nozzle (110) rotatable within the valve body (108) between a sealed orientation and a dispensing orientation; and a locking rod extending through a locking rod window (146) in the valve body (108) and into a locking rod channel (144) in the printing substance dispensing nozzle (110), wherein the locking rod is movable within the locking rod window (146) between a first position, fixing the printing substance dispensing nozzle (110) in the sealed orientation, and a second position allowing rotation of the printing substance dispensing nozzle (110) to the dispensing orientation.