Compact Laser Oscillator with Vertical Transformer Nesting

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Solution Overview

Problem

Conventional laser oscillators become large and require significant installation space due to the need for multiple transformers to adjust laser beam output intensity, leading to increased size and area requirements.

Innovation Solution

A compact laser oscillator design where the transformer unit is arranged vertically below the oscillator unit, incorporating multiple transformers and power supplies, and optionally including a power factor control unit to improve efficiency and reduce size further.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple transformers are provided to adjust laser beam output intensity, then voltage adjustment capability is improved, but device size and installation area increase

Engineering Contradiction:
Improvevoltage adjustment capabilityVSAvoidinstallation area
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The transformer unit is nested within the oscillator unit by arranging the transformer below the oscillator unit. This nesting configuration allows the transformer to be integrated into the existing oscillator structure, utilizing vertical space rather than horizontal expansion, thereby maintaining voltage adjustment capability while reducing the overall installation area.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The patent transitions from a horizontal arrangement of transformers and oscillators to a vertical arrangement. By placing the transformer unit below the oscillator unit in the vertical dimension, the design achieves three-dimensional space optimization, allowing multiple transformers to be accommodated without increasing the horizontal footprint of the device.

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

2Adaptability or versatility

If a separate power supply unit is provided adjacent to the laser oscillator, then power supply functionality is improved, but overall device size increases

Engineering Contradiction:
Improvepower supply functionalityVSAvoidoverall device size
Core Design Contradiction:
Adaptability or versatilityVSVolume of stationary object

Solution Approach 1:

The power supply unit is merged with the laser oscillator by integrating the transformer unit into the oscillator's structure. Instead of providing a separate adjacent cabinet for the power supply, the transformer is combined with the oscillator unit, creating an integrated system that reduces overall device volume while maintaining complete power supply functionality.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated oscillator unit serves multiple functions: it acts as both the laser generation chamber and the power supply housing. The transformer unit within the oscillator performs voltage transformation while occupying space that would otherwise be unused, making the oscillator unit a multi-functional component that eliminates the need for separate dedicated power supply equipment.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 design achieves a more compact form factor by optimizing the arrangement of transformer and power supply units, allowing for efficient voltage adjustment and reduced installation area, even with increased output intensity and varying input voltages.

Implementation Method 1

a transformer unit (10) that adjusts a voltage of a power supply

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Implementation Method 2

an oscillator unit (40) that is connected to the input power supply unit and outputs a laser beam according to the voltage of the input power supply unit

Methodology Applied
Scientific EffectLaser oscillation: Laser

Data Source

PatentUS10707641B2Laser oscillator
Publication Date: 2020.07.07 FANUC LTD
  • US10707641B2 patent drawing
  • US10707641B2 patent drawing
  • US10707641B2 patent drawing

AI summary

To provide a compact laser oscillator. A laser oscillator includes input power supplies, a transformer unit that adjusts a voltage of the power supplies, and an oscillator unit connected to the transformer unit. The oscillator unit outputs a laser beam corresponding to the voltage adjusted by the transformer unit. The transformer unit is arranged below at least a part of the oscillator unit.