Clamping Spirit Level With Sensor For Wall Alignment

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Solution Overview

Problem

Existing spirit levels face challenges in maintaining contact and ensuring accurate alignment of objects over large distances, particularly when the contact points are far apart, and require manual holding during setup and alignment.

Innovation Solution

A spirit level with a clamping device that includes a clamping element subjected to force along the longitudinal axis, allowing for secure fixation between object areas without manual holding, featuring a sensor for indicating target angle alignment and a design that enables secure contact through an oblique contact surface for pulling the spirit level into position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of moving object

If the contact points are placed far apart to measure large distances, then the measurement range is improved, but it becomes difficult to maintain contact with the contact points

Engineering Contradiction:
Improvemeasurement rangeVSAvoidcontact maintenance
Core Design Contradiction:
Length of moving objectVSReliability

Solution Approach 1:

The spirit level is divided into multiple body sections (first body, second body, etc.) that can be extended or telescoped. This segmentation allows the spirit level to achieve greater measurement ranges by extending its length while maintaining manageable individual sections that are easier to handle and maintain contact with.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention introduces clamping elements that act in the longitudinal axis direction, adding a clamping dimension to the traditional spirit level. This allows the spirit level to be secured between object areas (such as between studs or frame members) rather than relying solely on gravity and surface contact, thereby maintaining reliable contact over large distances.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Length of moving object

If the spirit level body is extended to cover large distances, then the measurement capability is improved, but the device complexity increases

Engineering Contradiction:
Improvespirit level lengthVSAvoidstructure complexity
Core Design Contradiction:
Length of moving objectVSDevice complexity

Solution Approach 1:

The spirit level employs telescopic bodies where one body is arranged inside another (first body and second body in nested configuration). This nesting principle allows the spirit level to extend to large lengths when needed while collapsing to a compact form when not in use, thereby managing device complexity through space-efficient design.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The spirit level incorporates movable and extendable body sections that can dynamically adjust their length and configuration. This dynamic design allows the device to adapt between compact and extended states, managing structural complexity by only deploying the necessary length for each specific measurement task.

Inventive Principle:
Principle #15Dynamics

3Measurement precision

If manual holding is required during alignment, then the alignment precision can be maintained, but the ease of operation deteriorates

Engineering Contradiction:
Improvealignment accuracyVSAvoidoperation convenience
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The spirit level incorporates clamping elements that automatically engage and secure the device between object areas during the alignment process. This self-service mechanism eliminates the need for manual holding to maintain position, thereby improving ease of operation while preserving alignment precision through the secure clamping action.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The clamping elements are designed to preliminarily secure the spirit level in position before the alignment measurement is completed. By pre-establishing a secure connection between the spirit level and the object areas (such as between structural members), the device maintains stable positioning without requiring continuous manual holding, thus improving operational convenience.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11578975B2Spirit level
Publication Date: 2023.02.14 STABILA MESSGERATE GUSTAV ULLRICH GMBH & CO KG
  • US11578975B2 patent drawing
  • US11578975B2 patent drawing
  • US11578975B2 patent drawing

AI summary

A method is provided for setting up of an object, where the alignment of the object on a target angle is checked by means of a spirit level having a body, where in the end areas of the spirit level are clamping elements are arranged. The method comprises the step:clamping of the spirit level between object areas when the object is aligned outside the vertical, setting up of the object, a signal being generated by a sensor integrated in the spirit level upon the target angle being reached, and fixing of the object in its target angle position.