Triangular Measuring Tool With Pivoting Arm And Locking Mechanism
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Solution Overview
Problem
Traditional multi-use hand tools, such as the speed square, are limited in functionality as they require two hands to operate, cannot lock desired angles, do not measure levels in multiple planes, cannot measure angles between two points at a distance, and cannot draw circular lines of specific sizes.
Innovation Solution
A compact measuring and marking tool with a triangular base, a pivotal arm element, a locking mechanism, leveling devices, and a beam generator that can measure and mark angles, lock desired angles, measure levels in multiple planes, measure angles between two points, and draw circular lines of specific sizes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a traditional speed square is used, then the tool structure is simple, but it requires two hands to operate and cannot lock desired angles
Solution Approach 1:
The patent combines multiple functions (measuring angles, locking angles, marking lines, and single-hand operation) into one integrated tool. The L-shaped body with a movable arm that can be positioned and locked at various angles allows the user to perform all operations with one hand, eliminating the need for separate tools or two-handed operation required by traditional speed squares.
2Reliability
If a traditional speed square is used, then the device is simple, but it cannot lock a desired angle in place
Solution Approach 1:
The patent employs a dynamic structure where the arm can move freely to any angle and then be locked in place using a locking mechanism. This allows the tool to adapt to various angle requirements while maintaining stability once positioned, resolving the contradiction between simplicity and angle-locking capability.
3Adaptability or versatility
If a traditional speed square is used, then the tool is compact, but it is limited in functionality for measuring levels and angles at distance
Solution Approach 1:
The patent creates a universal measuring tool that can perform multiple functions: measuring and marking angles, measuring levels in multiple planes, measuring angles between two points at a distance, and drawing circular lines. The L-shaped body with a movable arm and various markings provides versatility without excessive complexity.
4Productivity
If a traditional speed square is used, then the device is simple, but it requires wasted time to mark multiple identical angles
Solution Approach 1:
The patent allows the user to set the arm at the desired angle once and lock it in place. The tool can then be used repeatedly to mark multiple identical angles without requiring repositioning or adjustment, significantly reducing the time needed to mark multiple angles compared to traditional speed squares.
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 measurement and marking of angles, levels, and circular lines with a single hand, reducing time and increasing functionality on job sites.
Implementation Method 1
A beam generator 33 may comprise a laser beam generator and/or an illumination providing light emitting element, such as a light emitting diode (LED) or simply a flashlight, configured to project a beam of light onto an area a distance from the beam generator.
Implementation Method 2
In further embodiments, the measuring and marking tool may comprise one or more leveling devices such as tubular spirit levels and bull's eye spirit levels.
Data Source
AI summary
In some embodiments, a measuring and marking tool may include a triangular base member with a right angle and two complementary opposite angles formed by a first leg, a second leg, and a hypotenuse. A pivotal coupling element may pivotally couple an arm element to the right angle of the base member, allowing the arm element to pivot towards and away from the first and second legs. Preferably, a leveling device may be coupled to the arm element. A locking element may be operably connected to the arm element for arresting the pivotal movement of the arm element relative to the base member. An elongated marking aperture, which may have a plurality of marking indentations, may be disposed on the base member.