Retaining Assembly with Reciprocating Fixing Member Alignment

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Solution Overview

Problem

Conventional socket screws face difficulties in preventing the screw from swaying easily relative to the socket, making it challenging to align with a fixing hole in another object, and the small screw head complicates downward or upward pressing.

Innovation Solution

A retaining assembly that utilizes a fixing member reciprocation generating member to prevent the fixing member from swaying and enable the fixing unit to reciprocate inside and outside the fixing seat, or outside the fixing seat, using a stop unit, connection unit, and fixing unit sequentially connected, along with an elastic element for stabilization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional socket screw is used, then the fixing function is achieved, but the screw sways easily relative to the socket making alignment difficult

Engineering Contradiction:
Improvestability of fixing memberVSAvoidalignment with fixing hole
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The fixing member is designed to reciprocate dynamically between extended and retracted positions relative to the fixing seat. The reciprocation generating member enables the fixing member to move back and forth, allowing easy alignment with fixing holes during operation while maintaining stability when fixed in position.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The reciprocation generating member acts as an intermediary mechanism between the fixing member and the fixing seat. It controls the reciprocation motion of the fixing member, enabling easy alignment while preventing excessive swaying, thus mediating between stability and ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If a conventional socket screw with small head is used, then the fixing structure is compact, but the screw head cannot be conveniently pressed downward or pulled upward

Engineering Contradiction:
Improvepressing and pulling operationVSAvoidsize of fixing assembly
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The fixing member reciprocates along the axial dimension (inside and outside the fixing seat), providing operational convenience through reciprocation motion rather than requiring lateral pressing or pulling of a small head. This dimensional change in motion approach solves the operational difficulty while maintaining compact structure.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Reliability

If the fixing member is made stable and fixed, then alignment is improved, but the fixing unit cannot reciprocate inside and outside the fixing seat

Engineering Contradiction:
Improvestability of fixing memberVSAvoidreciprocation capability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system transitions from a static fixed position to a dynamic reciprocating motion. The fixing member can reciprocate inside and outside the fixing seat while maintaining stability at each position, achieving both reliability and adaptability through controlled dynamic behavior.

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

The retaining assembly effectively prevents the fixing member from swaying, facilitates easy alignment with fixing holes, and allows for efficient reciprocation of the fixing unit, enhancing stability and convenience during assembly processes.

Implementation Method 1

an elastic element, having one end abutting against the fixing seat and the other end abutting against the fixing member

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS20250116290A1Retaining assembly
Publication Date: 2025.04.10 FIVEGRAND INT CO LTD
  • US20250116290A1 patent drawing
  • US20250116290A1 patent drawing
  • US20250116290A1 patent drawing

AI summary

A retaining assembly includes a fixing seat, having an assembly portion and a first anti-rotation portion, the assembly portion for fixing at a first object; a fixing member, inserted at the fixing seat and having a stop unit, a connection unit and fixing unit that are sequentially connected; a fixing member reciprocation generating member, having a second anti-rotation portion aligned with the first anti-rotation portion, for restricting and preventing rotation of the fixing member reciprocation generating member, the fixing member reciprocation generating member displacing relative to the fixing seat to drive the fixing member to reciprocate; and an elastic element, located in the fixing seat, two ends of the elastic member respectively abutting against the fixing seat and the fixing unit.