Automatic Vacuum Sealer With Dual-Ring Bottle Lid Sealing

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Solution Overview

Problem

Existing mason bottle lids with threaded designs do not allow air discharge, hindering long-term food storage, and manual vacuuming methods are cumbersome.

Innovation Solution

An automatic vacuum sealer with flexible rubbers and a vacuum pump system that can seal both wide-mouth and standard-mouth bottles without disassembly, featuring a compact design and integrated structure for easy operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a threaded lid is used for sealing, then sealing effect is achieved, but air cannot be discharged from the bottle

Engineering Contradiction:
Improvesealing effectVSAvoidair trapped in bottle
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The sealing system is divided into two functional components: a threaded lid for sealing and a separate vacuum pumping mechanism for air removal. This segmentation allows the lid to maintain its sealing function while the vacuum pump independently removes air from the bottle, resolving the contradiction between sealing and air discharge.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A vacuum pump acts as an intermediary device between the sealed bottle and the external environment. The pump creates a pressure differential that removes air from the bottle through the sealed lid, enabling air discharge without compromising the sealing integrity provided by the threaded lid.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-generated harmful factors

If manual pump or hand-held vacuum pump is used, then vacuuming is achieved, but operation becomes troublesome

Engineering Contradiction:
Improveair in bottleVSAvoidvacuuming operation
Core Design Contradiction:
Object-generated harmful factorsVSEase of operation

Solution Approach 1:

The vacuum pump is designed to operate automatically once initiated. The system includes automatic control mechanisms that enable the pump to vacuum the bottle without requiring continuous manual operation, making the process simpler and less troublesome while effectively removing air.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The manual mechanical pumping action is replaced with an automated vacuum pump system that uses electrical or mechanical automation to perform the vacuuming function. This substitution eliminates the need for repeated manual pumping operations, significantly improving ease of use while maintaining effective air removal.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Object-generated harmful factors

If product parts are disassembled to allow vacuuming, then vacuuming is achieved, but operation becomes complicated

Engineering Contradiction:
Improveair in bottleVSAvoiddisassembly and reassembly operation
Core Design Contradiction:
Object-generated harmful factorsVSDevice complexity

Solution Approach 1:

The vacuum pump serves as an intermediary that accesses the bottle interior through the existing lid structure without requiring disassembly. The pump can remove air from the bottle while the lid remains assembled, eliminating the need to take apart product components and simplifying the overall operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Adaptability or versatility

If two sealing flexible rubbers are arranged in tower shape, then universal sealing for different bottle sizes is achieved, but device structure becomes more complex

Engineering Contradiction:
Improvesealing compatibilityVSAvoidsealing rubber arrangement
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The sealing system uses multiple discrete sealing flexible rubbers of different sizes arranged in a tower configuration. Each rubber corresponds to a specific bottle size, allowing the system to adapt to different bottle diameters by engaging the appropriate segmented sealing component without requiring a completely different device structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The sealing flexible rubbers are designed to be dynamically adjustable within the tower arrangement. The rubbers can be positioned or engaged based on the bottle size being sealed, providing adaptability while maintaining a relatively simple overall device structure through their flexible nature and modular arrangement.

Inventive Principle:
Principle #15Dynamics

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

Facilitates efficient vacuum sealing of common bottle sizes and compatibility with external accessories, ensuring effective air removal and lid sealing for various products.

Implementation Method 1

the vacuum pump is controlled by the keys to automatically vacuum the bottle

Methodology Applied
Scientific EffectVacuum: Vacuum

Implementation Method 2

the vacuum pump is controlled by the keys to automatically vacuum the bottle, and after a work is completed, the vacuuming is automatically stopped

Methodology Applied
Scientific EffectPressure difference: Pressure Gradient

Implementation Method 3

a bottom of the lower shell is provided with a large annular sealing flexible rubber and a small annular sealing flexible rubber

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 4

after the vacuuming, the lid is tightly pressed on the mouth of the bottle under an action of the atmospheric pressure, thereby allowing sealing

Methodology Applied
Scientific EffectAtmospheric pressure: Pressure Increase

Data Source

PatentUS12535076B2Automatic vacuum sealer
Publication Date: 2026.01.27 WANG HONGYAN
  • US12535076B2 patent drawing
  • US12535076B2 patent drawing
  • US12535076B2 patent drawing

AI summary

An automatic vacuum sealer includes an upper shell, a lower shell, a circuit board, a vacuum pump, and a battery, where the upper shell and the lower shell are snapped to each other and fixed together; the circuit board, the vacuum pump, and the battery are arranged in an arrangement chamber formed between the upper shell and the lower shell; the vacuum pump and the battery both are connected to the circuit board; the circuit board is further provided with keys configured to control a working state of the vacuum pump; an aspirating port of the vacuum pump communicates with an aspirating hole; and a bottom of the lower shell is provided with a large annular sealing flexible rubber and a small annular sealing flexible rubber. The automatic vacuum sealer is strongly practical and is conducive to promotion and application.