Linear Infrared Heat Lamp for Piglets

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Solution Overview

Problem

Existing heat lamps for newborn and young pigs suffer from uneven heat distribution, fragility, and inefficiency, leading to potential harm or death due to inadequate heating and difficulty in replacing burnt-out bulbs.

Innovation Solution

A heat lamp design featuring a resistive infrared heating element surrounded by a reflective sheet and an outer sheet with an insulation gap, which directs infrared radiation downward for even heat distribution and includes a tension hanger and end reflectors to minimize heat conduction and maximize infrared emission.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If traditional 150-watt heat bulbs are used, then high heat output is achieved, but heat distribution becomes uneven and glass fragility increases

Engineering Contradiction:

Improveheat outputVSAvoidheat distribution uniformity

Core Design Contradiction:

TemperatureVSReliability

Solution Approach 1:

The single-point heat source is segmented into a distributed linear heating element that spans the width of the crate, dividing the heat emission across multiple locations to achieve uniform heat distribution across the entire piglet area

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The traditional glass-enclosed bulb system is replaced with a linear resistive heating element that directly emits infrared radiation without glass containment, eliminating glass fragility while maintaining high heat output through continuous infrared emission along the entire element length

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Use of energy by moving object

If glass bulbs are used, then infrared radiation is emitted effectively, but bulb replacement becomes difficult and expensive

Engineering Contradiction:

Improveinfrared radiation efficiencyVSAvoidbulb replacement ease

Core Design Contradiction:

Use of energy by moving objectVSEase of repair

Solution Approach 1:

The glass bulb enclosure is completely replaced with a bare linear heating element mounted on a tension hanger system, allowing the element to be easily suspended and replaced without glass handling tools or complex fixture removal, while maintaining effective infrared radiation emission through the element's resistive heating

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The heating element is designed as a simple, inexpensive, replaceable component that can be quickly swapped without tools, treating the heating element as a disposable or easily replaceable part rather than a permanent fixture, reducing maintenance costs and complexity

Inventive Principle:

Principle #27Cheap short-living objects (Disposable)

3Temperature

If heat lamps are positioned close to piglets, then adequate heat is provided, but burn risk increases

Engineering Contradiction:

Improveheat adequacyVSAvoidburn risk

Core Design Contradiction:

TemperatureVSObject-affected harmful factors

Solution Approach 1:

The concentrated point heat source is segmented into a distributed linear element, spreading the thermal energy across a wider area to provide adequate heat to multiple piglets simultaneously without creating localized hot spots that could cause burns

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The heating element provides locally optimized heat distribution across different zones of the crate, with each section of the linear element serving the area directly beneath it, ensuring uniform temperature distribution without overheating any single location

Inventive Principle:

Principle #3Local quality

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 heat lamp provides more even and efficient heat distribution, reducing the risk of harm to piglets and simplifying maintenance by minimizing the need for frequent bulb replacements and reducing heat loss.

Implementation Method 1

a resistive infrared heating element

Methodology Applied

Scientific EffectJoule heating: Joule Heating

Implementation Method 2

The infrared component of the electromagnetic spectrum consists of near, mid, and far infrared. Mammalian skin in general, pig skin in particular, and the water contents of a body, are exceptionally efficient absorbers of infrared radiation. Therefore, impinging infrared radiation readily transfers heat to a piglet

Methodology Applied

Scientific EffectInfrared radiation: Infrared Radiation

Implementation Method 3

a reflective sheet surrounding the heat source with a first emission area tuned to direct infrared energy directly downward

Methodology Applied

Scientific EffectReflection: Reflection

Implementation Method 4

an outer sheet surrounding the reflective sheet with an insulation gap between the outer sheet and the reflective sheet

Methodology Applied

Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentUS20250048498A1Heat lamp

Publication Date: 2025.02.06 ANIMAL LAMPS LLC

AI summary

A heat source that emits infrared radiation; a reflective sheet surrounding the heat source with a first emission area tuned to direct infrared energy directly downward out of the first emission area; and an outer sheet surrounding the reflective sheet with an insulation gap between the outer sheet and the reflective sheet with a second emission area directed downward out of the insulation gap.