Picture Hanging Gauge With Sliding Ledge for Precise Nail Placement
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing picture hanging devices are cumbersome and time-consuming to use, as they require complex engagement and disengagement of threaded studs to accurately determine the location for hanging nails or screws, especially when dealing with oversized frames that need multiple suspension points.
Innovation Solution
A measuring device with a vertical member, hanging elements, and an adjustable ledge that can be slid vertically along the member, allowing for precise determination of the hanging mechanism's position and indicating the location for the nail or screw, featuring a stopper to prevent damage and a protective layer for wear resistance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a threaded stud is used to retain the sliding member, then the picture frame can be accurately retained and the hanger nail location can be precisely determined, but the engagement and disengagement process becomes time-consuming and cumbersome
Solution Approach 1:
The patent removes the threaded stud component from the system entirely. Instead of using a threaded stud to retain the sliding member, the invention uses a spring-loaded mechanism where the sliding member is automatically retained by spring force and can be easily released by applying downward pressure, eliminating the time-consuming threading and unthreading operations while maintaining measurement precision
Solution Approach 2:
The patent inverts the retention mechanism from an active threading operation to a passive spring-loaded retention system. The sliding member is held in position by spring force rather than requiring active engagement of threads, and is released by simple downward pressure rather than active unthreading, fundamentally reversing the operational sequence to reduce time loss
2Reliability
If a complex threaded stud mechanism is used, then accurate retention of the sliding member is achieved, but the device complexity increases
Solution Approach 1:
The patent extracts the threaded stud component from the system, replacing it with a simpler spring-loaded retention mechanism. The sliding member is retained by spring force acting against a retaining surface, eliminating the need for threads, nuts, and complex engagement mechanisms while maintaining reliable retention of the sliding member in position
Solution Approach 2:
The spring-loaded mechanism provides self-retention of the sliding member through spring force, and self-release through downward pressure on the sliding member. The system serves itself by using the spring's inherent elastic force to both retain and release the sliding member without requiring external threading operations or complex control mechanisms
Data Source
AI summary
A measuring device is provided that includes a vertical member, at least one hanging element and an adjustable ledge. The hanging element is fixedly attached to the vertical member and extends outwardly from a surface thereof. The adjustable ledge is selectively slideable in a vertical direction along at least a portion of the vertical member. The hanging element and the adjustable ledge cooperate to define a vertical distance therebetween.