Locating Device Distance Measurement Control Unit

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Solution Overview

Problem

Existing locating devices for detecting objects in building materials lack intuitive and precise distance measurement capabilities, requiring operators to manually interpret data and often necessitate additional tools for reference point definition.

Innovation Solution

A locating device equipped with a control unit, output unit, and sensor unit that provides intuitive distance information through a display, allowing for precise distance measurement and automatic reference point definition, using rolling or sliding guide means and opto-mechanical, optical, or radar methods for movement parameter acquisition, with an interface for external data transmission and logging capabilities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual interpretation of distance data is used, then device complexity is reduced, but measurement precision and ease of operation deteriorate

Engineering Contradiction:
Improveease of useVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces manual interpretation methods with an electronic control unit that automatically calculates and displays distance information. The control unit processes sensor data, applies calibration factors, and presents results in an intuitive format, substituting the mechanical/manual process with an automated electronic system that improves ease of operation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces an output unit as an intermediary between the sensor unit and the operator. This output unit translates raw sensor data into meaningful distance information with visual or audible feedback, serving as a mediator that simplifies the operator's interaction with the complex measurement system.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If additional tools for reference point definition are used, then measurement precision is improved, but device complexity and ease of operation worsen

Engineering Contradiction:
Improveprecision in distance measurementVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent merges the reference point definition functionality directly into the locating device itself. The device integrates sensors, processing units, and output mechanisms that work together to automatically establish and track reference points, eliminating the need for separate external tools and reducing overall system complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The locating device performs self-service by automatically defining and maintaining reference points through its own integrated systems. The control unit autonomously processes sensor data to establish reference frames and calculate distances, without requiring external assistance or additional manual tools, thereby improving measurement precision while maintaining operational simplicity.

Inventive Principle:
Principle #25Self-service

3Productivity

If synchronous updating of distance variable is implemented, then productivity is improved, but use of energy increases

Engineering Contradiction:
Improvespeed of distance information updateVSAvoidenergy consumption
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The patent implements periodic action by updating the distance variable synchronously with movement parameters at specific intervals or trigger events rather than continuously. The control unit monitors movement sensors and updates distance information only when movement thresholds are met or at regular measurement cycles, providing fast updates when needed while reducing energy consumption during stationary periods.

Inventive Principle:
Principle #19Periodic action

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

Enhances ease of use and precision in object location and distance measurement, reducing operator effort and enabling flexible data logging and evaluation.

Implementation Method 1

Said parameter can, for example, be opto-mechanically acquired, as, for example, with the aid of the principle of a light barrier.

Methodology Applied
Scientific EffectOpto-mechanical principle (light barrier):

Implementation Method 2

Furthermore, an optical method can be employed, whereby a surface structure of the item being investigated is analyzed to acquire a direction of movement and/or a distance covered during the movement of the basic body, as, for example, by means of a CCD sensor (Charge-Coupled Device).

Methodology Applied
Scientific EffectOptical method (surface structure analysis):

Implementation Method 3

The use of an electronic method for acquiring the movement parameter, as, for example, with the aid of a radar signal, is likewise conceivable.

Methodology Applied
Scientific EffectRadar signal: Radar

Implementation Method 4

The guide means is preferably configured as a rolling body, which is mounted on the basic body and allows for a rolling of the basic body in the direction of movement.

Methodology Applied
Scientific EffectRolling friction: Friction

Implementation Method 5

The guide means can alternatively or additionally be configured as a sliding surface on the basic body, which allows it to slide on the item being investigated in the direction of movement.

Methodology Applied
Scientific EffectSliding friction: Friction

Data Source

PatentUS8111169B2Locating device
Publication Date: 2012.02.07 ROBERT BOSCH GMBH
  • US8111169B2 patent drawing
  • US8111169B2 patent drawing
  • US8111169B2 patent drawing

AI summary

The invention is based on a locating device for locating objects in an item being investigated, the device having a basic body, a guide unit for guiding along the item being investigated in at least one direction of movement and an output unit. It is proposed that the locating device has a control unit which, in conjunction with the output unit, is provided for the purpose of outputting at least one item of information relating to a distance in the direction of movement with at least one dimensional distance variable.