Rosin Dispensing Pen With Motor-Driven Plunger Control
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Solution Overview
Problem
Existing systems lack a user-friendly, portable, and precise method for distributing viscous materials like rosin and plant-based oils, particularly for cannabis applications, without wasting material and ensuring safe, accurate dosing.
Innovation Solution
A portable electromechanical pen with a controller, heater, RFID reader, color sensor, and display for heating and distributing viscous materials, featuring precise dosing and safety features like automatic shut-off and temperature regulation, along with RFID communication for cartridge information.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a portable system is used for distributing viscous materials, then portability and ease of operation are improved, but precision and control over dosing may worsen
Solution Approach 1:
The patent replaces manual mechanical dosing mechanisms with an automated electromechanical system. A motor-driven plunger pushes the viscous material through a nozzle with precise control, while a heater melts the material to appropriate viscosity. This substitution of manual operation with automated mechanical and thermal control enables both portability and precise dosing measurement.
2Ease of operation
If heating is applied to reduce viscosity for distribution, then ease of distribution is improved, but energy consumption and safety risks worsen
Solution Approach 1:
The system dynamically adjusts the heating temperature parameter based on the specific viscous material being processed and the desired distribution rate. By optimizing the temperature parameter rather than using constant high heat, the system reduces energy consumption while maintaining material flowability. The controller monitors and regulates heating to apply only the necessary thermal energy.
Solution Approach 2:
The patent incorporates a controller that monitors the heating process and adjusts power delivery accordingly. The system uses feedback from temperature sensors and material flow detection to modulate heating intensity, ensuring energy is applied efficiently only when and where needed, rather than continuous high-energy heating.
3Ease of operation
If heating is applied to reduce viscosity, then distribution ease is improved, but safety risks from overheating worsen
Solution Approach 1:
The controller continuously monitors the heating process and material state, providing real-time feedback to adjust or terminate heating. This feedback mechanism prevents temperature from exceeding safe thresholds by detecting material flow conditions and thermal state, automatically shutting off or reducing heat when appropriate temperatures are reached.
Solution Approach 2:
The system is designed with built-in safety margins and controlled heating rates that prevent temperature from reaching dangerous levels in the first place. The heater is controlled to apply heat gradually and within predetermined safe limits, cushioning against the possibility of overheating before it can occur.
4Device complexity
If manual distribution methods are used, then device complexity is reduced, but material waste and dosing accuracy worsen
Solution Approach 1:
The patent replaces imprecise manual distribution with a motor-controlled plunger system that pushes material through a nozzle with consistent, repeatable force. This mechanical automation ensures precise portion control and complete material utilization, eliminating the waste associated with manual handling while the integrated controller manages the complexity of the automated system.
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
Provides a safe, portable, and precise way to distribute viscous materials, ensuring accurate dosing and minimizing waste, while allowing for user-friendly operation and integration with mobile devices for enhanced functionality.
Implementation Method 1
a heater operable to heat the cartridge/material
Implementation Method 2
a temperature sensor operable to sense the temperature of the cartridge or material
Data Source
AI summary
Systems, devices, and methods are disclosed for pen that distributes viscous plant material, such as rosin, from a cartridge. The pen receives, from a button, input corresponding to a first control instruction. The pen has a motor configured to receive the first control instruction from the controller and, in response, drive a spindle that linearly displaces a plunger, wherein the linear displacement of the plunger causes plant material to be pushed out of a nozzle of the pen. The pen cartridge includes a rubber plug configured to be linearly displaced by the plunger to cause rosin to be disturbed from the cartridge.