Moisture-Shielded Cap Dispenser Assembly With Reciprocating Actuator

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Solution Overview

Problem

Existing cap assemblies for granular compositions expose the contents to moisture, leading to impaired flow and quality issues due to contact with moisture or dirt.

Innovation Solution

A cap dispenser assembly with an actuator that regulates flow and shields contents from a moist environment, featuring an inner and outer frame with a reciprocating actuator that moves along a dispensing shaft to control the opening and prevent leakage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the bottle opening is exposed at the top for easy dispensing, then the ease of operation is improved, but the contents are exposed to moisture and dirt leading to quality degradation

Engineering Contradiction:
Improveease of dispensingVSAvoidmoisture exposure
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The cap assembly employs a movable inner frame that can shift between closed and open positions. The actuator mechanism allows the inner frame to dynamically adjust its position, enabling the opening to be shielded during storage and exposed only when dispensing is needed, thus resolving the contradiction between protection and ease of operation

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The inner frame acts as an intermediary element between the external environment and the bottle contents. It provides a protective barrier that can be moved to expose or shield the opening, allowing the system to maintain protection while enabling easy dispensing when required

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the cap assembly is kept closed to protect contents from moisture, then the quality of composition is improved, but the dispensing operation becomes less convenient

Engineering Contradiction:
Improvecontent qualityVSAvoiddispensing convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The cap assembly employs a movable inner frame that can shift between closed and open positions. The actuator mechanism allows the inner frame to dynamically adjust its position, enabling the opening to be shielded during storage and exposed only when dispensing is needed, thus resolving the contradiction between protection and ease of operation

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The actuator is pre-configured to allow simple user activation. When the user presses the actuator, it automatically moves the inner frame to the open position, preparing the dispensing path in advance without requiring complex manual manipulation, thus maintaining ease of operation while ensuring protection

Inventive Principle:
Principle #10Preliminary action

3Object-affected harmful factors

If the actuator is added to regulate flow and provide shielding, then the protection from moisture is improved, but the device complexity increases

Engineering Contradiction:
Improvemoisture shieldingVSAvoidassembly structure
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The cap assembly is divided into distinct functional segments: the outer frame, the movable inner frame, and the actuator mechanism. This segmentation allows each component to perform its specific function independently, making the overall system easier to manufacture and maintain despite the added complexity of the protection mechanism

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The inner frame is nested within the outer frame structure, and the actuator is integrated within the cap assembly. This nested arrangement minimizes the overall space required and reduces the number of separate parts, thereby limiting the increase in device complexity while still providing effective moisture shielding

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS12595097B2Cap dispenser assembly
Publication Date: 2026.04.07 TINY BRANDS INC
  • US12595097B2 patent drawing
  • US12595097B2 patent drawing
  • US12595097B2 patent drawing

AI summary

A cap dispenser assembly with an outer frame, an inner frame, a dispensing shaft, and an actuator. The actuator may be configured to regulate the flow of contents through the cap dispenser assembly while shielding the dispensing shaft or the contents from a wet or moist environment. The actuator may be configured to reciprocate along a dispensing shaft.