Pipe Lifting Device with Linear Actuator and Laser Alignment

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Solution Overview

Problem

Plumbers and pipefitters face difficulties in maneuvering and positioning elongated pipes for installation due to their cumbersome nature, requiring a simple and effective device for lifting and alignment.

Innovation Solution

A battery-operated lifting device with a linear actuator, pivoting foot, and lifting arms that work in conjunction with lasers to raise and lower pipes to precise elevations, allowing for single-person operation and versatility in handling various materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual handling methods are used for pipes, then no additional equipment is required, but the difficulty of maneuvering and positioning pipes increases significantly

Engineering Contradiction:
Improveease of pipe positioningVSAvoidcomplexity of lifting device
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent introduces a lifting device as an intermediary tool between the worker and the pipe. This device includes a support structure with a cradle that receives the pipe, allowing the worker to easily position and lift pipes without direct manual handling of the heavy elongated objects.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces manual mechanical handling with an actuated lifting mechanism. The support structure incorporates an actuator that can raise and lower the cradle, substituting human physical effort with a mechanical system that automatically positions the pipe at the required elevation.

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

2Productivity

If multiple workers are used to handle pipes manually, then the pipe can be positioned, but the productivity and efficiency are reduced due to labor requirements

Engineering Contradiction:
Improveinstallation efficiencyVSAvoiddifficulty of pipe handling
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The lifting device performs the lifting and positioning function autonomously once the pipe is placed in the cradle. The actuator automatically raises or lowers the support structure to the required elevation, eliminating the need for multiple workers to manually coordinate their efforts for lifting and positioning.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The lifting device serves as an intermediary that handles the heavy lifting and positioning tasks, reducing the physical burden on workers from manual handling to simple operations of placing the pipe in the cradle and activating the lifting mechanism.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Measurement precision

If precise pipe positioning is achieved through manual methods, then alignment can be obtained, but the time and effort required for alignment increases

Engineering Contradiction:
Improvepipe elevation precisionVSAvoidtime for positioning
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent replaces manual alignment operations with an actuated lifting mechanism that can precisely control the vertical position of the pipe. The actuator can raise or lower the pipe in controlled increments, achieving precise elevation alignment much faster and more accurately than manual methods.

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

Solution Approach 2:

The lifting device incorporates a dynamic positioning system where the actuator can adjust the pipe elevation in real-time based on alignment requirements. This dynamic adjustment capability allows for rapid and precise positioning compared to static manual handling methods.

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

Enables efficient and precise positioning of pipes with reduced labor, facilitating easier installation, removal, and maintenance, while being adaptable for different materials and applications.

Implementation Method 1

an outer tube having an interior cavity to engage said upright support therein, linear bearing system configured in said interior cavity for slidably engaging said upright support along an axis of movement

Methodology Applied
Scientific EffectLinear actuator: Linear Motor

Implementation Method 2

the linear bearing is controlled by an actuator operatively associated with a gear motor

Methodology Applied
Scientific EffectGear motor: Gear

Implementation Method 3

work in conjunction with either a pipe laser or slopping laser, in order to get it to proper elevation

Methodology Applied
Scientific EffectLaser: Laser

Data Source

PatentUS11401140B1Lifting device for pipes
Publication Date: 2022.08.02 JENSEN STEVE
  • US11401140B1 patent drawing
  • US11401140B1 patent drawing
  • US11401140B1 patent drawing

AI summary

A lifting device configured with a linear bearing system operatively associated with a support system configured for raising, lowering and positioning pipes for installation, service, or removal.