Rotatable Stud Framing Guide Alignment

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Solution Overview

Problem

Existing framing techniques face challenges in accurately positioning and securing wood beams at various angles, particularly in constructing trusses and floor joists, which requires precise alignment and labor-intensive processes.

Innovation Solution

A rotatable framing guide comprising a base, a rotatable arm, and a lockable retaining pin, including a clevis pin, an eccentric cam lever, and a cotter pin, allows for secure attachment and adjustable positioning of beams at desired angles, facilitating accurate alignment and securement of wood beams in complex configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional framing techniques are used to position and secure wood beams at various angles, then the process becomes labor-intensive and time-consuming, but the alignment accuracy and efficiency are reduced

Engineering Contradiction:
Improvealignment accuracyVSAvoidframing efficiency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The patent introduces a framing guide as an intermediary tool between the beams being joined. This guide includes a base with flanges that attach to a first beam, and an arm with flanges that attach to a second beam. The guide physically mediates the connection process, providing pre-defined angular relationships and alignment features that ensure precise positioning without requiring complex manual measurement and adjustment procedures

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The framing guide is designed with pre-established geometric relationships and pre-positioned flanges at specific angles. Before the actual beam connection is made, the guide is attached to the beams in advance, establishing the correct angular orientation and alignment. This preliminary positioning action eliminates the need for time-consuming on-site measurement and adjustment during the final assembly

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If a fixed framing guide is used, then the alignment is precise for specific angles, but the adaptability to different beam configurations is limited

Engineering Contradiction:
Improvebeam positioning precisionVSAvoidconfigurability for different angles
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The patent implements a rotatable arm mechanism that can be rotated to different angular positions relative to the base. The arm is connected to the base through a rotation joint that allows it to assume multiple angular orientations. This dynamic capability enables the same framing guide to accommodate various beam configurations and angles while maintaining precise positioning through the rotatable mechanism's controlled movement

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The framing guide allows for parameter changes in the angular relationship between the base and the arm. By rotating the arm to different positions, the angle parameter between connected beams can be changed to match different structural requirements. The guide maintains precision at each angular position through its mechanically constrained rotation paths and aligned flange configurations

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If multiple separate alignment tools are used for different beam configurations, then the adaptability is improved, but the device complexity and number of components increase

Engineering Contradiction:
Improvecompatibility with various beam configurationsVSAvoidnumber of framing guide components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The framing guide is designed as a universal tool that can handle multiple beam configurations through its rotatable arm mechanism. Instead of requiring separate specialized guides for different angles, this single device can be adjusted to accommodate various angular relationships between beams. The base and arm structure with adjustable rotation provides multi-functional capability, reducing the need for multiple separate alignment tools

Inventive Principle:
Principle #6Universality (Multi-functionality)

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

The rotatable framing guide enhances the accuracy and efficiency of beam placement and securing processes, reducing labor intensity and improving the consistency of framing structures like trusses and floor joists by allowing adjustable and secure attachment of beams at various angles.

Implementation Method 1

The lockable retaining pin can include a clevis pin, an eccentric cam lever, and a cotter pin configured to secure the eccentric cam lever to the clevis pin

Methodology Applied
Scientific EffectEccentric cam mechanism: Cam

Implementation Method 2

The head at the top of the shaft that has a larger diameter than the aperture in the rotatable arm and that works in conjunction with the eccentric cam lever to secure the rotatable arm to the base

Methodology Applied
Scientific EffectMechanical advantage: Mechanical Advantage

Implementation Method 3

The retainer is configured to apply a friction force to the rotatable arm to maintain the rotatable arm at a selected angle

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS20190085551A1Rotatable stud framing guide
Publication Date: 2019.03.21 WOKUTCH JASON THOMAS
  • US20190085551A1 patent drawing
  • US20190085551A1 patent drawing
  • US20190085551A1 patent drawing

AI summary

A rotatable stud framing guide for aligning a first stud with a second stud includes a base, a rotatable arm, and a lockable retaining pin. The base includes a pair of angle flanges for securing the base to adjacent surfaces along the length of the first stud. The rotatable arm includes compression flanges for securing the rotatable arm to opposing surfaces at the end of the second stud. The lockable retaining pin includes a clevis pin, an eccentric cam lever, and a cotter pin that secures the eccentric cam lever to the clevis pin. The lockable retaining pin passes through pivot holes in the base and rotatable arm to provide an axis of rotation for the rotatable arm and maintain the rotatable arm in proximity to the base. The eccentric cam lever selectively locks the rotatable arm at a desired angle to align the second stud with the first stud.