Cylindrical Pipe Stamp for Accurate Aperture Marking

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Solution Overview

Problem

The process of cutting holes for piping installations is often tedious and inaccurate, leading to suboptimal results.

Innovation Solution

A marking system comprising a cylindrical stamp with a posterior aperture and rubber stamp projections is used to accurately mark the surface for cutting apertures, ensuring precise pipe clearance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If traditional manual methods are used to mark and cut apertures for piping, then the process is simple to perform, but the accuracy and precision of the aperture placement is poor

Engineering Contradiction:
Improveaperture placement accuracyVSAvoidmarking system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent uses a cylindrical stamp that creates a precise copy or imprint of the desired aperture pattern on the surface. The stamp transfers the exact positioning and dimensions of the aperture markings from the tool to the workpiece, ensuring accurate reproduction of the required hole locations without requiring complex measurement and calculation procedures

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The marking system is self-positioning through the cylindrical stamp design that naturally aligns with the piping structure. The stamp's geometry allows it to self-center and self-align on the surface, automatically establishing the correct aperture locations without requiring external alignment tools or complex positioning procedures by the operator

Inventive Principle:
Principle #25Self-service

2Productivity

If traditional manual marking methods are used, then the equipment is simple, but the process is time-consuming and tedious

Engineering Contradiction:
Improvemarking efficiencyVSAvoidmarking system structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent combines multiple marking functions into a single cylindrical stamp tool. The stamp integrates multiple aperture patterns and positioning features that can mark several holes in one application, eliminating the need for multiple separate marking operations and significantly improving productivity while maintaining relatively simple device structure

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The cylindrical stamp is pre-configured with the exact aperture patterns and dimensions required for the piping installation. All marking information is prepared in advance on the stamp itself, allowing the operator to simply apply the stamp to the surface to immediately obtain precise markings without performing any calculations or measurements during the marking process

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If trial and error methods are used for aperture cutting, then no special equipment is needed, but the process produces inaccurate results and waste

Engineering Contradiction:
Improveaperture positioning accuracyVSAvoidmaterial waste from trial cuts
Core Design Contradiction:
Measurement precisionVSLoss of substance

Solution Approach 1:

The system performs preliminary marking with exact precision before any cutting operation begins. The cylindrical stamp creates accurate aperture location markings that guide the cutting process, ensuring that the first cut is correct and eliminating the need for trial and error cutting that would waste material

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The stamp creates a visible, precise marking that provides immediate feedback on where the aperture should be located. This clear visual guide allows the operator to verify the correct positioning before cutting, preventing inaccurate cuts and material waste that would result from incorrect aperture placement

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS8844440B1Aperture marking system and method of marking surface
Publication Date: 2014.09.30 BARR DAVID E
  • US8844440B1 patent drawing
  • US8844440B1 patent drawing
  • US8844440B1 patent drawing

AI summary

A marking system for cutting an aperture for pipe clearance has a pipe and a pipe stamp. A stamp posterior side has a posterior aperture fluidly connected to an interior cavity. A first rubber stamp projection has an annulus that projects out and away from the stamp anterior surface. A second rubber stamp projection is centrally located on the stamp anterior surface having a general shape of an “X”. The pipe stamp slides over an end of the pipe via the posterior aperture. The first rubber stamp projection and the second rubber stamp projection are placed against a surface for applying a mark for cutting an aperture for pipe clearance.