Suitcase With Retractable Garment Hanger Assembly

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Solution Overview

Problem

Conventional suitcases are difficult to pack and unpack when standing upright, which complicates the organization and protection of garments during transportation.

Innovation Solution

A suitcase design featuring a pivotable front door with swivel wheels, a telescoping handle, and a retractable garment hanger assembly that allows for upright packing and easy access to garments, enhancing stability and preventing wrinkles during transport.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional suitcases are designed for horizontal packing, then they are easier to manufacture with simple structures, but they become difficult to pack and unpack when standing upright and require separate garment racks

Engineering Contradiction:
Improveease of packing and unpackingVSAvoidsuitcase structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines the garment hanger assembly with the suitcase structure itself, making the suitcase serve dual purposes: both as a container for packing and as a garment rack. The hanger assembly integrates the rod, support legs with feet, and cover panel directly into the suitcase body, eliminating the need for separate external garment racks and simplifying the overall system while improving ease of operation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The support legs are designed to be extendable from a retracted position to a deployed position, allowing the suitcase to dynamically adapt between a compact closed state and an open garment rack state. This dynamic transformation enables the suitcase to provide garment hanging functionality only when needed, maintaining simplicity during storage while providing full functionality during use.

Inventive Principle:
Principle #15Dynamics

2Object-affected harmful factors

If garments are packed horizontally in conventional suitcases, then packing space is maximized, but garments become wrinkled and require ironing

Engineering Contradiction:
Improvegarment wrinklesVSAvoidpacking efficiency
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

The suitcase enables garments to be hung vertically on the hanger assembly during packing, preserving their shape and preventing wrinkles before transportation. This preliminary protection against wrinkling eliminates the need for post-arrival ironing, directly addressing the harmful effect on garments while maintaining efficient packing through the integrated vertical hanging space.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent transitions from traditional horizontal garment placement to vertical hanging arrangement by extending support legs downward from the suitcase base. This dimensional change from horizontal to vertical orientation allows garments to hang freely under gravity, preventing folds and wrinkles while utilizing the full height of the suitcase structure for efficient space utilization.

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

3Adaptability or versatility

If a suitcase includes an integrated garment hanger assembly, then separate garment racks are eliminated, but the suitcase structure becomes more complex

Engineering Contradiction:
Improvemulti-functionalityVSAvoidsuitcase structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The suitcase is designed to perform multiple functions: it serves as a container for packing items, provides a garment rack when the hanger assembly is deployed, and offers structural support through its reinforced base and side walls. By integrating these functions into a single device, the patent eliminates the need for separate external garment racks while the modular design keeps the added complexity manageable through shared structural elements.

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

Data Source

PatentUS11253036B1Suitcase
Publication Date: 2022.02.22 LITZ DANCE CO INC
  • US11253036B1 patent drawing
  • US11253036B1 patent drawing
  • US11253036B1 patent drawing

AI summary

A suitcase is provided that includes a front door, a main body, a plurality of wheels, and a garment hanger assembly that is slidable between an extended position and a retracted position.