Removable Perch Extension for Bird Feeders

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Solution Overview

Problem

Existing bird feeders with short perches lead to birds consuming seeds elsewhere, reducing visibility for bird watchers, while longer fixed perches increase manufacturing and shipping costs, and require consumers to replace their feeders, which is costly and inconvenient.

Innovation Solution

Removable perch extensions that can be attached to existing bird feeders, increasing the landing surface area without requiring larger containers, allowing birds to forage naturally while staying at the feeder longer, and providing a greater surface area for perching without the need for new feeders.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of moving object

If longer fixed perches are manufactured, then bird visibility and feeding experience are improved, but packaging and shipping costs increase

Engineering Contradiction:
Improveperch lengthVSAvoidpackaging and shipping cost
Core Design Contradiction:
Length of moving objectVSEase of manufacture

Solution Approach 1:

The perch is divided into two separate components: a short fixed perch attached to the feeder and a removable extension that can be added to increase length. This segmentation allows the base feeder to maintain compact dimensions for economical shipping, while the extension provides the additional length needed for bird visibility when attached.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The perch system transitions from a fixed, static configuration to a dynamic, adjustable configuration. The removable extension can be attached or detached based on user needs, allowing the perch length to adapt between compact (for shipping) and extended (for bird watching) states.

Inventive Principle:
Principle #15Dynamics

2Length of moving object

If longer fixed perches are manufactured, then bird visibility and feeding experience are improved, but consumers must replace existing feeders which is costly and inconvenient

Engineering Contradiction:
Improveperch lengthVSAvoidcompatibility with existing feeders
Core Design Contradiction:
Length of moving objectVSAdaptability or versatility

Solution Approach 1:

By separating the perch into a universal base component and an add-on extension, the invention allows existing feeders to be upgraded without replacement. The extension is designed to attach to standard feeder configurations, providing backward compatibility while enabling enhanced functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The removable extension acts as an intermediary component that bridges existing feeders with the desired longer perch functionality. Rather than requiring complete replacement of the feeder system, this intermediate component provides the needed extension while maintaining compatibility with various feeder designs.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Length of moving object

If longer perches are used, then birds stay at the feeder longer and visibility improves, but the container size must increase

Engineering Contradiction:
Improveperch lengthVSAvoidcontainer size
Core Design Contradiction:
Length of moving objectVSVolume of stationary object

Solution Approach 1:

The perch system is segmented into a compact base perch that fits within the original container footprint, and a separate extension that extends outward without increasing container volume. This allows the container to remain size-appropriate for shipping and storage while the extension provides the additional length for bird visibility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Instead of increasing perch length by expanding the container in all dimensions, the extension utilizes the external space by projecting outward from the container surface. This dimensional approach allows increased perch length without increasing the container's packaged volume.

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

Data Source

PatentUS10785961B2Bird feeder perch extension
Publication Date: 2020.09.29 CLASSIC BRANDS LLC
  • US10785961B2 patent drawing
  • US10785961B2 patent drawing
  • US10785961B2 patent drawing

AI summary

A perch extension for a bird feeder having an elongated perch body that defines a cavity that is adapted to fit at least partially over a perch on a bird feeder. The perch extension may optionally have a support member that is coupled to the perch body, and is further adapted to fit at least partially around the seed container of the bird feeder. The perch extension may optionally define protuberances to provide a snap-fit or press-fit engagement with the bird feeder perch.