Gas Compressor Auxiliary Tank Fastening With Elastic Buffer Support

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Solution Overview

Problem

Existing gas compressors face challenges in stabilizing mechanical connections between the auxiliary tank and the compressor, especially when attaching the auxiliary tank without using tools, leading to instability in the connection.

Innovation Solution

A gas compressor design featuring a detachable auxiliary storage unit with an elastic connecting buffer portion and a fastening unit that stabilizes the connection by applying a force to elastically deform the buffer, ensuring a stable mechanical connection without requiring tools.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the auxiliary tank is integrated with the air compressor by screw connection, then mechanical connection between the auxiliary tank and the air compressor is stabilized, but a driver is required to fasten the screws

Engineering Contradiction:
Improvemechanical connection stabilityVSAvoidattachment convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The fastening unit enables the auxiliary storage unit to fasten itself to the main body portion without requiring external tools. The elastic connecting buffer portion automatically engages with the engagement portion when the auxiliary storage unit is mounted, allowing the system to self-fasten through its own structural components rather than requiring a driver or external fastening mechanism

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The elastic connecting buffer portion acts as an intermediary element between the auxiliary storage unit and the main body portion. It provides both the fastening function and the elastic deformation capability, serving as a mediator that enables tool-free attachment while maintaining stable mechanical connection through its engagement with the engagement portion

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the auxiliary tank is attached to the air compressor without using a tool such as a driver, then attachment convenience is improved, but it is difficult to stabilize the connection between the auxiliary tank and the air compressor

Engineering Contradiction:
Improveattachment convenienceVSAvoidmechanical connection stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The elastic connecting buffer portion introduces dynamic characteristics to the fastening system. It can elastically deform during attachment and operation, allowing for self-adjustment and stable engagement without requiring precise manual tightening. This dynamic capability enables reliable connection through simple mounting actions rather than requiring tool-based fastening

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The elastic connecting buffer portion changes its physical state through elastic deformation during the fastening process. When the auxiliary storage unit is mounted, the buffer portion deforms elastically to engage with the engagement portion, creating a stable mechanical connection. This parameter change from undeformed to deformed state provides the necessary fastening force without requiring external tools

Inventive Principle:
Principle #35Parameter changes

3Reliability

If the fastening unit applies a force to elastically deform the connecting buffer portion, then the position of the gas compressor with respect to the auxiliary storage unit is stabilized, but the structural complexity increases

Engineering Contradiction:
Improveposition stabilityVSAvoidfastening mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The fastening unit merges multiple functions into a single integrated structure. The elastic connecting buffer portion simultaneously provides connection, fastening, and position stabilization functions. By combining these functions into one component rather than using separate elements, the system achieves stable positioning without significantly increasing overall structural complexity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The elastic connecting buffer portion serves multiple functions: it acts as a connector between the auxiliary storage unit and main body, provides elastic deformation for self-fastening, and stabilizes the position through its engagement with the engagement portion. This multi-functionality reduces the need for additional components, maintaining simplicity while achieving reliable position stability

Inventive Principle:
Principle #6Universality (Multi-functionality)

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

The design allows for easy attachment and detachment of the auxiliary storage unit while maintaining a stable position and connection with the gas compressor, preventing unintentional disengagement and reducing mechanical connection instability.

Implementation Method 1

The fastening unit fastens the auxiliary storage unit by applying a force in a direction in which the first connecting buffer portion is elastically deformed

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS12480616B2Gas compressor, auxiliary storage unit, and gas compression system
Publication Date: 2025.11.25 MAX CO LTD
  • US12480616B2 patent drawing
  • US12480616B2 patent drawing
  • US12480616B2 patent drawing

AI summary

A gas compressor includes a main body portion having a compression unit configured to compress gas, a drive unit configured to drive the compression unit, and a storage part configured to store the gas compressed by the compression unit, a leg portion configured to support the main body portion and configured to be supported by a support portion provided on an auxiliary storage unit, and a fastening unit configured to detachably fasten the auxiliary storage unit and the main body portion. The leg portion includes a connecting buffer portion having elasticity and configured to be brought into contact with the support portion, and the fastening unit fastens the auxiliary storage unit by applying a force in a direction in which the first connecting buffer portion is elastically deformed.