Sliding Pivoting Door System for Confined Space Access

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Solution Overview

Problem

Conventional doors that either slide or pivot open present challenges in small spaces, where sliding doors hinder stocking and user mobility, while pivoting doors restrict user access during routine use.

Innovation Solution

A door system that combines sliding and pivoting mechanisms, using a doorframe with sliding and pivot guides, a carrier assembly, and locking mechanisms to allow the door to slide along tracks and pivot at a defined axis, inhibiting the opposite action when not needed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a door slides to open, then it allows use in small spaces without interfering with walkways, but it is hard to stock with items

Engineering Contradiction:
Improvedoor operation in small spaceVSAvoidstocking efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The door system dynamically switches between two operational modes: sliding mode for routine access in confined spaces and pivoting mode for stocking operations. The door can pivot when abutting the doorframe, providing flexible adaptability to different operational requirements without fixed constraints

Inventive Principle:
Principle #15Dynamics

2Productivity

If a door pivots to open, then it allows easy access for stocking, but it prevents mobility of users in a small space

Engineering Contradiction:
Improvestocking efficiencyVSAvoiduser mobility in small space
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The door system dynamically switches between two operational modes: pivoting mode for stocking operations requiring wide access and sliding mode for routine use in confined spaces. The door can slide when not abutting the doorframe, providing flexible adaptability to different operational requirements

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If a door can both slide and pivot, then it provides versatility for different uses, but it increases device complexity

Engineering Contradiction:
Improvedoor operation modesVSAvoiddoor system structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The door system integrates multiple functions into a single door assembly: it can both slide along guides and pivot on a hinge, allowing one component to perform multiple operational roles. The door includes both sliding surfaces for gliding and a hinge connection for pivoting, enabling versatile operation without requiring separate door mechanisms

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

Solution Approach 2:

The door system uses dynamic control mechanisms including sensors and actuators to automatically switch between sliding and pivoting modes based on operational conditions. The system adapts its movement type in real-time, using sliding when space is constrained and pivoting when wide access is needed, with the controller coordinating the transitions

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8756865B2Door systems and methods
Publication Date: 2014.06.24 ANTHONY INC
  • US8756865B2 patent drawing
  • US8756865B2 patent drawing
  • US8756865B2 patent drawing

AI summary

A door system can have a door that can both slide and pivot open. The door can be positioned in a door frame. The door can slide within the door frame using tracks, rollers, and/or guides. The door can be prevented from swinging open while the door is sliding along the doorframe. The door can swing open along a pivot point when a side of the door substantially abuts a side of the doorframe. The door can be prevented from sliding while door is swung open.