Elastic Bracket Temperature Sensor for Coil Mounting

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Solution Overview

Problem

Existing temperature sensors that use elastic force to press against a measurement object require complex configurations and additional parts for mounting, making them difficult to install and costly to produce.

Innovation Solution

A temperature sensor design featuring a sensor element with a thermosensitive body and a protector, housed within an elastic bracket that applies elastic force to press the sensor against the measurement object, simplifying the configuration and allowing for easy mounting by inserting the bracket into a measurement space.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple parts (sensor holder, electric wire holder, pad) made of resin are used to attach the temperature sensor to a coil, then the temperature sensor can be securely attached, but the number of parts increases and the configuration becomes complex

Engineering Contradiction:
Improveattachment reliabilityVSAvoidnumber of parts
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple separate resin parts (sensor holder, electric wire holder, pad) into a single integrated elastic bracket. This bracket simultaneously provides sensor mounting, wire securing, and thermal conduction functions, thereby reducing the number of parts while maintaining secure attachment reliability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The elastic bracket serves multiple functions: it holds the sensor element, secures the electric wire, provides thermal conduction to the coil, and ensures reliable attachment. This multi-functional design eliminates the need for separate specialized parts for each function.

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

2Reliability

If a complex configuration with multiple parts is used, then the temperature sensor can be securely attached to the coil, but the mounting work becomes difficult and time-consuming

Engineering Contradiction:
Improveattachment reliabilityVSAvoidmounting ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

By integrating multiple functions into a single elastic bracket, the patent simplifies the mounting process. The bracket can be installed as one piece, eliminating the need to assemble multiple separate components, thereby improving ease of operation while maintaining secure attachment.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If multiple parts and complex structures are used, then the temperature sensor can be securely attached, but the production cost increases

Engineering Contradiction:
Improveattachment reliabilityVSAvoidproduction cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent reduces production costs by manufacturing a single elastic bracket instead of multiple separate resin parts. This integration reduces material costs, assembly costs, and quality control complexity, while the bracket maintains all necessary functions for secure sensor attachment.

Inventive Principle:
Principle #5Merging (Combining)

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 simplified configuration of the temperature sensor results in easier installation and lower production costs, while maintaining effective thermal responsiveness by direct contact with the measurement object.

Implementation Method 1

an elastic bracket that holds the protector and is configured to apply elastic force to the protector toward the measurement object

Methodology Applied
Scientific EffectElastic force: Elasticity

Implementation Method 2

a sensor element including a thermosensitive body configured to detect a temperature of a measurement object

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS20250076126A1Temperature sensor
Publication Date: 2025.03.06 SHIBAURA ELECTRONICS CO LTD
  • US20250076126A1 patent drawing
  • US20250076126A1 patent drawing
  • US20250076126A1 patent drawing

AI summary

A temperature sensor includes: a sensor element including a thermosensitive body configured to detect a temperature of a measurement object, and a protector that internally houses the thermosensitive body; and an elastic bracket that holds the protector and is configured to apply elastic force to the protector toward the measurement object. The elastic bracket includes a first spring piece holding the protector, a second spring piece facing the first spring piece, and a connection piece of the first spring piece and the second spring piece.