Pet Collar Breakaway Buckle Deflecting Protrusion

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Solution Overview

Problem

Conventional pet collars do not effectively prevent strangulation or unintended injury when pets get stuck, as they require manual disconnection and may not break away under the pet's bodyweight.

Innovation Solution

A pet collar breakaway buckle device featuring a strap with interlocking clasps that deflect under load, allowing the collar to release and reducing the risk of strangulation by applying a tensile load to disengage the clasps.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual disconnection is required to remove the collar, then the collar can be securely fastened, but the pet is at risk of strangulation if the collar gets stuck

Engineering Contradiction:
Improvecollar securityVSAvoidstrangulation risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The collar is divided into separate components: a strap, a male clasp assembly, and a female clasp assembly. The male clasp includes a body with a protrusion and a tab, while the female clasp includes a body with a lateral slot and notch. This segmentation allows the collar to be constructed from modular parts that can engage and disengage independently, enabling secure fastening while providing a release mechanism under sufficient load to prevent strangulation.

Inventive Principle:
Principle #1Segmentation

2Reliability

If the collar uses a traditional interlocking mechanism, then it can be securely fastened, but it cannot automatically release under load

Engineering Contradiction:
Improvefastening securityVSAvoidautomatic release capability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The clasp mechanism transitions from a static interlocking design to a dynamic one where the protrusion can deflect laterally under applied load. The resilient material allows the protrusion to move from its default position, causing disengagement from the lateral notch when sufficient force is applied, enabling automatic release while maintaining secure fastening under normal conditions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The material properties of the protrusion are changed by using a resilient material that allows lateral deflection under load. This parameter change enables the protrusion to transition between engaged and disengaged states based on the applied force, providing both secure fastening under normal conditions and automatic release when excessive load is applied.

Inventive Principle:
Principle #35Parameter changes

3Object-affected harmful factors

If the collar is designed to break away under pet bodyweight, then strangulation risk is reduced, but the collar may not remain securely fastened during normal activity

Engineering Contradiction:
Improvestrangulation riskVSAvoidfastening security
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

Both the male and female clasps are designed with identical geometries, each having a body, protrusion, tab, and lateral slot/notch configuration. This symmetry ensures that the release mechanism functions equally well regardless of which clasp is subjected to the breaking load, providing consistent safety performance while maintaining secure fastening during normal activity.

Inventive Principle:
Principle #26Copying

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

The device reduces the risk of strangulation and injury by allowing the collar to break away under the pet's bodyweight, ensuring safe release without manual intervention.

Implementation Method 1

The protrusion may be formed from a resilient material such that the protrusion deflects under a load and returns to the default position responsive to cessation of the load.

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS8726850B2Pet collar breakaway buckle device
Publication Date: 2014.05.20 PETCO ANIMAL SUPPLIES INC
  • US8726850B2 patent drawing
  • US8726850B2 patent drawing
  • US8726850B2 patent drawing

AI summary

The present disclosure relates to a pet collar breakaway buckle device configured to be worn around the neck of a pet. Certain pets may have a natural instinct to wander, climb, and/or squeeze in to small places. Pets that squeeze into small places may catch their collars such that the pet becomes stuck. The pet collar breakaway buckle device described herein may be configured to break away under the bodyweight of the pet, reducing the risk of strangling and/or other unintended injury to the pet. A pet owner and/or other person may apply a compressive load to the buckle device to attach the collar around the neck of a pet and a tensile load to remove the device from the neck of a pet. In some implementations, the pet collar breakaway buckle device may comprise a strap, a first interlocking clasp, a second interlocking clasp, and/or other components.