Saw Blade Holder With Rotating Guard And Locking Mechanism

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Solution Overview

Problem

Conventional saw blade displays in retail stores are difficult to separate and handle safely due to the sharp edges and lack of secure storage solutions, posing risks of accidental exposure and theft.

Innovation Solution

A saw blade holder with a rotating mechanism and locking system that secures the blade within grooves, featuring a hinge with T-features and a foldable locking member to enclose the edge and optionally integrate an EAS tag for theft deterrence, allowing safe handling and display.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If saw blades are hung on a peg hook through a central opening, then the display is simple and easy to implement, but the blades are difficult to separate and handle safely due to sharp edges

Engineering Contradiction:
Improvesimplicity of display implementationVSAvoidease of blade separation and handling
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The display system is segmented into individual blade holders rather than a single hook for multiple blades. Each holder is a discrete unit that can be independently mounted and handled, allowing safe separation and manipulation of individual blades without exposing sharp edges.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A holder structure serves as an intermediary between the display hook and the saw blade. This holder securely captures the blade by its edge, providing a safe interface for handling and display while isolating the user from the sharp blade elements.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Area of stationary object

If multiple blades are stacked on a single peg hook, then the display uses minimal space, but the blades are difficult to separate from one another

Engineering Contradiction:
Improvedisplay space utilizationVSAvoidease of blade separation
Core Design Contradiction:
Area of stationary objectVSEase of operation

Solution Approach 1:

Multiple blade holders are arranged in a compact configuration, with each holder containing a single blade. This segmentation allows individual blades to be easily accessed and separated while maintaining efficient use of display space through compact positioning of multiple holders.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If the blade edge is exposed for display, then customers can see the blade quality, but the sharp edge poses safety risks and handling difficulties

Engineering Contradiction:
Improvevisibility of blade qualityVSAvoidsafety risks from sharp edges
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The holder structure acts as an intermediary that securely captures the blade edge while allowing it to remain visible. The holder's design enables the blade edge to be displayed and inspected by customers while preventing direct contact and exposing safety risks.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The holder may incorporate protective elements such as transparent or translucent materials that allow blade visibility while providing a safe barrier. These protective structures enable customers to view blade quality without direct exposure to sharp edges.

Inventive Principle:
Principle #30Flexible shells and thin films

4Reliability

If a secure locking mechanism is added to hold the blade, then blade security and safety are improved, but the device complexity increases

Engineering Contradiction:
Improveblade security and safetyVSAvoidcomplexity of holder structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The locking mechanism is designed to be self-actuating through the natural motion of inserting or removing the blade. As the blade is inserted, the holder's structure automatically engages the locking element, and removal follows a similar automatic unlocking sequence, eliminating the need for separate locking and unlocking operations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The locking mechanism is integrated into the holder structure itself rather than being a separate component. The holder combines the functions of support, display, and security in a single unified structure, reducing overall device complexity while maintaining reliable blade security.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11745924B2Saw blade holder
Publication Date: 2023.09.05 APEX BRANDS INC
  • US11745924B2 patent drawing
  • US11745924B2 patent drawing
  • US11745924B2 patent drawing

AI summary

A saw blade holder may include a first guard member which may include a first groove configured to receive a first portion of an edge of a saw blade, a second guard member which may include a second groove configured to receive a second portion of the edge of the saw blade, a hinge that may be configured to couple the first guard member to the second guard member such that the first guard member may rotate relative to the second guard member to transition the saw blade holder between an open position and a closed position, and a locking member that may be affixed to one of the first guard member or the second guard member, the locking member may be configured to move into a locked position to secure the first guard member to the second guard member when the saw blade holder is in the closed position.