Sensor Rod Assembly for Laser Elevation Measurement

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Solution Overview

Problem

Current systems for measuring elevation grades with laser levels require multiple components and skilled operators, leading to increased costs and potential errors due to the complexity and time-consuming nature of the process.

Innovation Solution

A smart sensor rod assembly equipped with sensor arrays, detection circuitry, and a controller that automatically detects laser beams and calculates necessary adjustments to reach target elevations, providing user-friendly instructions for achieving graded or sloped surfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional laser level and elevation rod systems are used, then elevation measurement can be performed, but the process requires multiple components and skilled operators increasing complexity and time

Engineering Contradiction:
Improveelevation measurement speedVSAvoidnumber of components
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent combines the elevation rod with electronic sensors, a microprocessor, and display capabilities into a single integrated device. The sensor rod assembly includes a rod with embedded sensors that detect laser beam position, electronic circuitry that processes the signals, and a display that shows elevation data, eliminating the need for separate traditional components

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated sensor rod serves multiple functions simultaneously: it acts as an elevation measurement reference, a laser beam detector, an electronic data processor, and a display interface. This multi-functional design replaces the traditional separation of measurement and calculation functions across multiple devices

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

2Reliability

If traditional elevation measurement systems are used, then elevation data can be obtained, but calculation errors increase due to complexity and time consumption

Engineering Contradiction:
Improveelevation calculation accuracyVSAvoidtime for elevation calculation
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The sensor rod assembly performs self-calculation of elevation data through its integrated microprocessor. The device automatically processes laser beam detection signals, calculates elevation differences, and displays results without requiring manual computation by skilled operators, thereby reducing both time and human error

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical measurement and calculation methods with electronic sensing and digital processing. Electronic sensors detect laser position automatically, and a microprocessor performs calculations that would otherwise require skilled operators, eliminating human error in the measurement and computation process

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

3Measurement precision

If skilled operators with years of experience are used, then accurate elevation measurements can be taken, but labor costs and training requirements increase

Engineering Contradiction:
Improveelevation measurement accuracyVSAvoidoperator skill requirement
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The sensor rod assembly is designed to perform measurement and calculation functions autonomously. The integrated electronics automatically detect laser beams, process elevation data, and display results without requiring skilled operators, making the device easy to operate while maintaining measurement accuracy

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the human skill-based measurement system with an automated electronic system. Sensors and microprocessors perform the functions that previously required skilled operators, eliminating the need for years of training while maintaining or improving measurement precision through electronic accuracy

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

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 smart sensor rod assembly simplifies the measurement process, reducing the need for skilled operators and minimizing errors, while also reducing time and costs associated with elevation calculations.

Implementation Method 1

The sensor rod assembly includes a set of sensor arrays... suitable for detecting laser light

Methodology Applied
Scientific EffectPhotoelectric Effect: Photoelectric Effect

Data Source

PatentUS11674802B1Sensor rod assembly for measuring elevations
Publication Date: 2023.06.13 LASER ELEVATIONS LLC
  • US11674802B1 patent drawing
  • US11674802B1 patent drawing
  • US11674802B1 patent drawing

AI summary

The sensor rod assembly includes a rod and a plurality of sensor arrays disposed on the rod. Each sensor array includes a plurality of sensor units, where each sensor unit includes a plurality of sensor devices. The sensor rod assembly includes detection circuitry coupled to the plurality of sensor devices. The detection circuitry is disposed on the rod. The detection circuitry includes a plurality of detection circuits. A particular detection circuit receives an output of a particular sensor device. The sensor rod assembly includes a user interface and a controller. The controller includes one or more processors configured to receive one or more detection signals from the detection circuitry, and determine a position of a laser beam incident on the plurality of sensor arrays based on the received one or more detection signals from the detection circuitry.