Rotatable Leash Support Bracket for Pet Tether Tangling

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Solution Overview

Problem

Existing animal tethers fail to provide a non-tangling, worry-free, and aesthetically pleasing method for securing pets with a 360° rotating capability, while also preventing damage to landscapes during lawn maintenance.

Innovation Solution

A retractable leash support system featuring a rotatable platform with a bracket and extension tubes that securely accommodate a pet leash, allowing for 360° rotation and easy mounting to various structures, using pins to lock the leash in place and prevent tangling or dragging.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a traditional tether is used to secure a pet, then the pet can be restrained, but the tether becomes tangled and creates worry for the owner

Engineering Contradiction:
Improvetether securityVSAvoidtether management
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies the dynamics principle by implementing a rotatable platform that allows the tether to rotate 360 degrees freely. This dynamic rotation capability prevents the tether from tangling by allowing it to automatically adjust its orientation as the pet moves, transforming the static tether into a dynamically adaptable restraint system that maintains security without creating management worries.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the tether is deployed in an open area, then the pet can roam freely, but the tether becomes an eyesore and may drag on the landscape

Engineering Contradiction:
Improveroaming freedomVSAvoidlandscape damage
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies the dimensionality change principle by elevating the tether support from ground level to an elevated mounting position on structures such as poles, fences, or buildings. This vertical dimensionality change allows the tether to be deployed in open areas where pets can roam freely within a 32-foot radius, while the elevated position prevents the tether from dragging on and damaging the landscape below.

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

3Productivity

If the tether needs to be removed for lawn maintenance, then landscape work can be performed, but the tether becomes a nuisance during maintenance activities

Engineering Contradiction:
Improvemaintenance efficiencyVSAvoidtether removal
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The patent applies the segmentation principle by designing the tether system as separable components: the tether itself can be easily detached from the rotatable platform mounting. This segmentation allows the tether to be quickly removed when lawn maintenance or other landscape work needs to be performed, eliminating the nuisance of having to deal with a fixed tether during maintenance activities while maintaining secure restraint during normal use.

Inventive Principle:
Principle #1Segmentation

4Stability of the object's composition

If the tether is mounted to a fixed structure, then the pet can be secured in a designated location, but the tether cannot rotate 360 degrees to prevent tangling

Engineering Contradiction:
Improvemounting stabilityVSAvoidtether performance
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

The patent applies the dynamics principle by incorporating a rotatable platform between the fixed mounting structure and the tether. This dynamic component allows the tether to rotate 360 degrees freely while remaining securely mounted to the fixed structure, resolving the contradiction between mounting stability and tether performance by decoupling the fixed mounting function from the rotating tether function.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8307789B2Retractable leash support
Publication Date: 2012.11.13 STUERKE STEVEN T
  • US8307789B2 patent drawing
  • US8307789B2 patent drawing
  • US8307789B2 patent drawing

AI summary

The retractable leash support includes a bracket mounted on a rotatable platform the rotatable platform being mountable to any fixed structure. The bracket has two extension tubes spaced for receiving the grip portion of a typical retractable pet leash, the extension tubes also being adapted to accommodate a plate having complementary tubes that fit over the extension tubes to secure the pet leash between the bracket and plate. The extension tubes and complementary tubes of the plate have holes that can be aligned. Pins are inserted into the aligned holes to lock the pet leash grip securely in the leash support.