Nested Handle Assembly for Stackable Portable Dehumidifiers

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Solution Overview

Problem

Conventional dehumidifiers are not easily portable and stackable, requiring professional transport and installation, which complicates their use in various applications.

Innovation Solution

A handle assembly for portable and stackable dehumidifiers that allows two or more units to be stacked and easily transported by nesting the handle assemblies together, enabling single-handed operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional dehumidifiers are designed for standard functionality, then they achieve effective moisture removal, but they become difficult to port and stack

Engineering Contradiction:
Improvemoisture removal effectivenessVSAvoidportability and stackability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The handle assembly of the upper dehumidifier nests within the handle assembly of the lower dehumidifier when stacked, creating a compact configuration that enables easy transport. The nested handles form an integrated grip structure that allows single-handed operation while maintaining the functional integrity of both units.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If multiple dehumidifiers are stacked for transport, then portability is improved, but the handle assemblies must be designed to nest together

Engineering Contradiction:
Improvestacking capabilityVSAvoidhandle assembly design
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The handle assembly serves multiple functions: it provides the primary grip for moving a single dehumidifier, and when stacked, the handles nest together to form an integrated grip for moving multiple units. This multi-functional design eliminates the need for separate stacking mechanisms while maintaining ease of operation.

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

Solution Approach 2:

The handle assembly incorporates a nested structure where the outer handle portion receives and secures the inner handle portion when stacked. This nesting mechanism allows two handles to form a unified grip structure without adding complex fastening systems.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Reliability

If professional assistance is required for transport and installation, then proper handling is ensured, but operational flexibility and user independence are reduced

Engineering Contradiction:
Improvehandling precisionVSAvoiduser independence
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The handle assembly is designed to enable users to independently transport and stack dehumidifiers without professional assistance. The ergonomic design and nesting capability allow single-handed operation, empowering users to perform installation and relocation tasks themselves while maintaining proper handling techniques.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250251153A1Portable and stackable dehumidifiers and associated methods
Publication Date: 2025.08.07 LEGEND BRANDS INC
  • US20250251153A1 patent drawing
  • US20250251153A1 patent drawing
  • US20250251153A1 patent drawing

AI summary

Handle assemblies for dehumidifiers and methods of operating dehumidifiers are provided. In some embodiments, the method includes (1) positioning a first dehumidifier on a top surface of a second dehumidifier; (2) aligning a wheel of the first dehumidifier to a recess on the top surface of the second dehumidifier; (3) positioning a first handle assembly of the first dehumidifier at a first location; and (4) positioning a second handle assembly of the second dehumidifier at a second location adjacent to the first location. The first handle assembly includes a first center portion and a first side portion coupled to the first center portion. The second handle assembly includes a second center portion and a second side portion coupled to the second center portion. The first center portion is configured to nest together with the second center portion.