Transparent Section Self-Retracting Tape Measure for Laser Levels
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Solution Overview
Problem
Existing measuring devices lack a self-retracting metal tape measure with a transparent section to effectively interact with laser levels for precise distance measurement and level assessment.
Innovation Solution
A self-retracting metal tape measure with a substantially transparent section that allows the passage of laser beams and includes indicia to indicate the distance of the laser beam from the tape's terminus, enabling accurate measurement and level determination.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a traditional opaque measuring tape is used, then the tape measure structure is simple and manufacturing is easy, but the laser beam cannot pass through and distance measurement with laser levels is not possible
Solution Approach 1:
The measuring tape incorporates a transparent section specifically at the portion that needs to interact with the laser beam, while other portions can remain traditional. This localized transparency allows the laser to pass through for distance measurement without requiring the entire tape measure to be transparent, thus resolving the contradiction between measurement capability and structural simplicity.
Solution Approach 2:
The measuring tape uses composite construction combining transparent material sections with traditional opaque sections. The transparent section allows laser beam passage while the opaque sections maintain traditional measuring tape properties, creating a composite structure that achieves both laser interaction capability and structural integrity.
2Measurement precision
If a fully transparent measuring tape is used, then the laser beam can pass through for distance measurement, but the indicia become difficult to read and manufacturing precision requirements increase
Solution Approach 1:
The transparent section is positioned specifically where the laser beam needs to pass through, while indicia are placed on opaque sections or at boundaries where they remain visible. This localized application of transparency maintains both laser measurement capability and indicia readability, reducing manufacturing precision requirements compared to a fully transparent design.
3Adaptability or versatility
If a transparent section is added to the measuring tape, then the laser beam can pass through for distance measurement, but the device complexity increases
Solution Approach 1:
The measuring tape incorporates transparency only in the specific section needed for laser beam passage, rather than making the entire tape transparent. This localized approach enables compatibility with laser levels while minimizing the increase in device complexity, as only a portion of the tape requires special material properties.
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 precise distance measurement and level assessment by allowing laser beams to pass through the transparent section and providing visible indicia for distance indication, enhancing the usability of laser levels in measuring devices.
Implementation Method 1
A section of the measuring tape is substantially transparent and thus is configured for passing of a laser beam that is emitted by a laser level
Data Source
AI summary
A measuring device for use with a laser level includes a measuring tape. A section of the measuring tape is substantially transparent and thus allows passage of a laser beam that is emitted by a laser level. Indicia of the measuring tape indicate a distance of the laser beam from a terminus of the measuring tape.