Reorientable Electrical Receptacle With Rotation Stops

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Solution Overview

Problem

Traditional electrical outlets are inflexible, making it difficult to accommodate devices with unusual shapes, such as transformers and chargers, which can block access to other receptacles when plugged in.

Innovation Solution

A reorientable electrical outlet system with a rotatable female receptacle that can be adjusted to prevent interference, featuring a housing with rotation stops to limit the receptacle's rotation, allowing for the insertion and positioning of plugs with unusual shapes without obstructing other outlets.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional fixed electrical outlets are used, then the structure is simple and reliable, but devices with unusual shapes block access to other receptacles

Engineering Contradiction:
Improveaccessibility to receptaclesVSAvoidaccommodation of unusual device shapes
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The patent applies the dynamics principle by making the receptacle rotatable within the housing. The receptacle can be rotated to different angular positions (e.g., 0 degrees, 45 degrees, 90 degrees) to accommodate plugs with unusual shapes, allowing users to optimize the orientation of each plugged-in device. This dynamic adjustment resolves the contradiction by maintaining structural simplicity while improving adaptability to different device configurations.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent segments the outlet system into a fixed housing and a rotatable receptacle component. This segmentation allows the receptacle to be independently rotated without moving the entire outlet structure, enabling flexible positioning while maintaining the stability and simplicity of the overall mounting structure.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the receptacle is made rotatable to accommodate unusual shapes, then adaptability improves, but the device complexity increases

Engineering Contradiction:
Improveaccommodation of unusual device shapesVSAvoidrotation mechanism structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The rotation mechanism uses a simple pin-and-slot design where a pin on the receptacle engages with a slot in the housing, allowing rotational movement without complex mechanisms. This minimalistic approach provides the necessary adaptability while keeping the added complexity low.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The receptacle is designed to rotate only through a limited angular range (e.g., ±45 degrees or ±90 degrees from the neutral position) rather than a full 360 degrees. This partial rotation is sufficient to accommodate most unusual device shapes while minimizing the complexity of the rotation mechanism and maintaining structural stability.

Inventive Principle:
Principle #16Partial or excessive action

3Stability of the object's composition

If rotation stops are added to limit receptacle rotation, then stability improves, but manufacturing complexity increases

Engineering Contradiction:
Improvereceptacle rotation stabilityVSAvoidmanufacturing of rotation stops
Core Design Contradiction:
Stability of the object's compositionVSEase of manufacture

Solution Approach 1:

The rotation stops are implemented as simple geometric features (e.g., tabs, protrusions, or molded features) on the housing and receptacle that naturally limit rotation to predetermined angles. These features are integrated into the existing components during molding or machining, avoiding the need for separate manufactured parts and minimizing manufacturing complexity while providing stable rotation limits.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8475175B2Reorientable electrical receptacle
Publication Date: 2013.07.02 360 ELECTRICAL
  • US8475175B2 patent drawing
  • US8475175B2 patent drawing
  • US8475175B2 patent drawing

AI summary

There is provided systems and methods for a reorientable electrical outlet. In one embodiment, a system includes a housing configured to be coupled to an electrical power source, the housing having a first rotation stop, and an electrical plug receptacle, mountable within the housing, the insert having a second rotation stop, the first and second rotation stops configured to cooperate with each other to limit rotation of the insert within the aperture at a number of degrees, wherein the plug receptacle is configured to receive an electrical plug.