Removable Bird Feeder Base for Cleaning and Squirrel Resistance
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Solution Overview
Problem
Existing bird feeders, especially those with squirrel-resistant features, often pose difficulties in accessing and cleaning the seed container, leading to potential mold and rancidity issues due to accumulated moisture.
Innovation Solution
A bird feeder design featuring a seed tube with a removable base and shroud that aligns feed openings, allowing easy access for cleaning and featuring a cover that can be securely locked, along with a funnel member for secure attachment, ensuring thorough disinfection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If squirrel-resistant features (weight-sensitive mechanisms, metal cages, baffles) are incorporated in the feeder, then squirrel resistance is improved, but access to the seed container for cleaning becomes difficult
Solution Approach 1:
The feeder is divided into separable components: a removable seed tube assembly that can be detached from the base, allowing easy access for cleaning while maintaining squirrel-resistant features when assembled. The seed tube, cover, and base can be separated for thorough cleaning of all surfaces.
2Reliability
If the feeder structure is made enclosed and secure (cover locked to seed tube, metal cage surrounding), then protection of seeds is improved, but cleaning access deteriorates
Solution Approach 1:
The cover and base are designed with removable attachments to the seed tube, transitioning from a static enclosed structure to a dynamic one that can be opened for cleaning. The weight-sensitive shutter mechanism provides dynamic response to squirrel weight while allowing human access for maintenance.
3Productivity
If tube-type feeder design is used, then seed supply to birds is improved, but cleaning difficulty increases significantly
Solution Approach 1:
The tube-type seed container is made separable into removable sections (seed tube, base, cover) that can be detached for cleaning. This maintains the efficient tube design for seed supply while enabling access to interior surfaces for thorough cleaning.
4Reliability
If regular cleaning intervals are maintained, then mold and rancidity prevention is improved, but time and effort investment increases
Solution Approach 1:
By segmenting the feeder into removable components, cleaning time is reduced as parts can be quickly detached and washed separately, making regular cleaning more feasible and less time-consuming while maintaining hygiene standards.
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
Facilitates easy cleaning and disinfection of the seed container, reducing the risk of mold and rancidity, while maintaining squirrel resistance through weight-sensitive mechanisms.
Implementation Method 1
the shroud moving to a position wherein the shroud feed openings and the feed openings in the circular side wall of the seed tube base are out of alignment when a weight above a predetermined amount is present on the shroud
Data Source
AI summary
A bird feeder comprising a seed tube having an open top end and an open lower end, a cover arranged to sit on top of the open top end of the seed tube, the cover being removably attached to the seed tube, a seed tube base removably attached to the open lower end, the seed tube base having a bottom wall and a circular side wall with a plurality of feed openings in the circular wall, a shroud extending around the seed tube base, the shroud having shroud feed openings therein which are normally aligned with the feed openings in the circular side wall of the seed tube base, the shroud moving to a position wherein the shroud feed openings and the feed openings in the circular side wall of the seed tube base are out of alignment when a weight above a predetermined amount is present on the shroud.