Laser Leveling Apparatus for Construction Alignment

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Solution Overview

Problem

Existing building construction methods struggle to achieve accurately aligned orthogonal corners and a level horizontal plane, leading to inefficiencies and potential structural issues.

Innovation Solution

An apparatus comprising a cross-member coupled with T-posts using adjustable brackets, an adjustable string support, a V-shaped bracket for mounting a laser projector, and a laser receiver for ensuring alignment and levelness.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional construction alignment methods are used, then the construction process can proceed with simple tools, but the alignment precision and orthogonal corner accuracy deteriorate

Engineering Contradiction:
Improvealignment precisionVSAvoidapparatus complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The alignment apparatus is divided into separate functional modules: T-posts for vertical positioning, cross-members for horizontal spacing, brackets for secure attachment, and laser devices for precision measurement. Each component can be independently adjusted and positioned, allowing high precision alignment while maintaining ease of assembly and disassembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces laser projectors and laser receivers as intermediary devices between the physical structure and the measurement process. These laser devices serve as mediators that project reference lines and detect alignment status, enabling precise measurement without direct physical contact with the structure being measured.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If adjustable components are added to improve alignment accuracy, then the alignment capability improves, but the device complexity increases

Engineering Contradiction:
Improveorthogonal corner accuracyVSAvoidbracket and support complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The apparatus incorporates adjustable brackets with movable components that can be positioned at various heights and angles on the T-posts. The cross-members can be adjusted along the T-posts, and string supports can be repositioned along the cross-members. This dynamic adjustability enables precise orthogonal corner formation while maintaining a relatively simple overall structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The brackets are designed to serve multiple functions: attaching cross-members to T-posts, providing mounting points for laser devices, and enabling vertical adjustment. The cross-members serve both as structural connectors and as supports for string lines and laser receivers. This multi-functionality reduces the need for separate specialized components, thereby limiting the increase in device complexity.

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

3Measurement precision

If laser leveling equipment is integrated, then the level horizontal plane accuracy improves, but the apparatus complexity and cost increase

Engineering Contradiction:
Improvelevel horizontal plane accuracyVSAvoidsystem integration complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces traditional mechanical leveling methods (such as spirit levels and manual string line tensioning) with laser-based optical systems. The laser projector emits a horizontal reference plane, and the laser receiver detects deviations from this plane, providing digital feedback for precise level measurement. This substitution of mechanical systems with optical-electronic systems achieves superior accuracy while the modular design keeps system integration manageable.

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

4Adaptability or versatility

If multiple adjustment mechanisms are incorporated, then the adaptability to different construction scenarios improves, but the ease of operation deteriorates

Engineering Contradiction:
Improvealignment scenario flexibilityVSAvoidadjustment operation simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The adjustable brackets and cross-members incorporate quick-adjust mechanisms that allow operators to change positions and configurations without complex procedures. The laser devices can be easily mounted and calibrated, providing real-time feedback that simplifies the adjustment process. This dynamic design enables adaptability to various construction scenarios while maintaining operational simplicity through intuitive adjustment mechanisms and visual feedback.

Inventive Principle:
Principle #15Dynamics

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 apparatus effectively aligns building construction layout lines, ensuring orthogonal corners and a level horizontal plane, thereby improving construction efficiency and reducing structural errors.

Implementation Method 1

a laser leveling combination comprising a laser projector and a laser receiver

Methodology Applied
Scientific EffectLaser: Laser

Implementation Method 2

the laser receiver supported by the cross-member

Methodology Applied
Scientific EffectLaser detection: LIDAR

Data Source

PatentUS12291883B2Apparatus and method for aligning construction structures
Publication Date: 2025.05.06 TURNER TIMOTHY J
  • US12291883B2 patent drawing
  • US12291883B2 patent drawing
  • US12291883B2 patent drawing

AI summary

An apparatus for aligning building construction layout lines to provide orthogonal corners and a level horizontal plane above a supporting ground surface. The apparatus includes a cross-member coupled with a first T-post using a first bracket and a second T-post using a second bracket, the cross-member intermediately coupled between the first T-post and the second T-post. The apparatus further includes an adjustable string support movable along the cross-member. The apparatus also includes a V-shaped bracket having a support platform. The apparatus further has a laser leveling combination which includes a laser projector and a laser receiver, the laser projector supported by the platform and the laser receiver supported by the cross-member.