Cordless Decorative Lamp with Rechargeable Battery

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Solution Overview

Problem

Decorative lamps are typically limited by their need for proximity to electrical outlets, forcing users to plan lighting usage around outlet locations or use unsightly extension cords, lacking in mobility and aesthetic integration of power management.

Innovation Solution

A cordless decorative lamp design incorporating a rechargeable energy storage device, such as a lithium-ion battery pack, with a charger and indicator light, allowing for remote placement and easy recharging, along with sensors and wireless control for automated lighting management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If decorative lamps are connected to wall outlets, then they can provide continuous lighting, but they are limited in placement options and require unsightly extension cords

Engineering Contradiction:
Improveplacement flexibilityVSAvoidpower accessibility
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The lamp system is divided into separable components: a removable battery pack and a lamp body. This segmentation allows the lamp to function independently from wall outlets during operation, providing placement flexibility while maintaining power accessibility through the rechargeable battery component.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The battery is recharged in advance before use, allowing the lamp to operate cordlessly for extended periods. The preliminary charging action eliminates the need for continuous connection to power outlets during operation, resolving the contradiction between placement flexibility and power accessibility.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If decorative lamps use traditional corded power, then they have stable power supply, but they reduce aesthetic integration and design freedom

Engineering Contradiction:
Improvedesign freedomVSAvoidpower supply stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The power cord and wall outlet connection are extracted from the lamp system, replacing them with a self-contained rechargeable battery. This extraction eliminates the aesthetic drawback of visible cords while maintaining reliable power supply through the high-capacity battery and charger system.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The lamp system includes an integrated charger that allows the battery to be recharged autonomously. The self-service charging capability ensures continuous reliable power supply without requiring permanent connection to external power sources, thereby maintaining both design freedom and power reliability.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If decorative lamps are placed away from outlets, then placement flexibility improves, but power accessibility deteriorates

Engineering Contradiction:
Improveplacement flexibilityVSAvoidpower availability
Core Design Contradiction:
Adaptability or versatilityVSUse of energy by moving object

Solution Approach 1:

The lamp transitions from a static corded design to a dynamic cordless design with a removable battery pack. This dynamic configuration allows the lamp to be placed anywhere within operating range of the charger, providing placement flexibility while maintaining power availability through the rechargeable energy storage system.

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

Enables flexible placement of decorative lamps without cords, enhances aesthetic integration with removable lamp shades, and provides automated lighting control through sensors and wireless connectivity, improving user convenience and design freedom.

Implementation Method 1

A cordless decorative lamp design incorporating a rechargeable energy storage device, such as a lithium-ion battery pack

Methodology Applied
Scientific EffectBattery (electricity): Battery (electricity)

Data Source

PatentUS9097399B2Cordless decorative lamp
Publication Date: 2015.08.04 FITZWATER II STEPHEN TRAVIS
  • US9097399B2 patent drawing
  • US9097399B2 patent drawing
  • US9097399B2 patent drawing

AI summary

A decorative cordless lamp has a replaceable rechargeable energy storage device for powering an LED lighting element. The LED lighting element may be controlled by a variety of switches, timers, and sensors to enable the user to selectively tailor the operation of the decorative cordless lamp.