Bed robot apparatus

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Solution Overview

Problem

Conventional bed apparatuses lack functions beyond simple mattress bending, require manual patient transfer, and pose risks of infection and accidents due to face-to-face contact, with no communication or cooperation with external devices.

Innovation Solution

A bed robot apparatus that includes a mattress partitioned in the longitudinal direction with porous flexible sheets and rollers, allowing lateral movement and communication with external devices, and utilizing artificial intelligence for autonomous operation and interaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual patient transfer is used, then device complexity is reduced, but productivity decreases and harmful factors increase due to face-to-face contact

Engineering Contradiction:
Improvepatient transfer efficiencyVSAvoidbed apparatus complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The bed apparatus is equipped with a transfer mechanism that enables automated patient transfer between the bed and external devices, allowing the same device to perform both patient support and automated transfer functions, thereby improving productivity without requiring separate manual intervention

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

Solution Approach 2:

The transfer mechanism operates autonomously to transfer patients between the bed and external devices, enabling the system to serve itself by performing transfer operations without requiring external manual assistance, thus improving productivity while maintaining controlled complexity

Inventive Principle:
Principle #25Self-service

2Object-affected harmful factors

If face-to-face contact for patient transfer is used, then device complexity is reduced, but object-affected harmful factors increase due to infection risks

Engineering Contradiction:
Improveinfection riskVSAvoidbed apparatus complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The transfer mechanism acts as an intermediary device between the patient and external devices, enabling patient transfer without direct face-to-face contact between caregivers and patients, thereby reducing infection risks while maintaining manageable device complexity through integrated design

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If automated transfer mechanism is added, then productivity improves, but device complexity increases

Engineering Contradiction:
Improvepatient transfer efficiencyVSAvoidbed apparatus complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The transfer mechanism is merged with the bed apparatus structure, combining the transfer function with the existing bed framework and control systems, thereby improving productivity while minimizing the increase in overall device complexity through integrated design

Inventive Principle:
Principle #5Merging (Combining)

4Adaptability or versatility

If communication function with external devices is added, then adaptability improves, but device complexity increases

Engineering Contradiction:
Improvecommunication capabilityVSAvoidbed apparatus complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bed apparatus incorporates communication functionality that enables it to interact with external devices such as transfer devices, allowing the same system to perform both patient support and coordinated transfer operations, thereby improving adaptability while managing complexity through multi-functional integration

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

Data Source

PatentUS12544285B2Bed robot apparatus
Publication Date: 2026.02.10 KO YOUNG JI
  • US12544285B2 patent drawing
  • US12544285B2 patent drawing
  • US12544285B2 patent drawing

AI summary

The present invention provides the bed robot apparatus in which a lying object, including a person such as a patient, a disabled person, etc. can be shifted to another apparatus without changing a lying state, and the apparatus autonomously communicates with another apparatus so as to collaborate depending on the situation of the object. Specifically, according to the feature of the present invention, a bed robot apparatus comprising: a mattress partitioned into positions corresponding to body parts of a user in a longitudinal direction; and a porous flexible sheet reciprocating in a lateral direction on the upper surface of the mattress for each divided upper plate is provided. The bed robot apparatus of the present invention can autonomously execute all functions through an autonomous execution unit.