Toggle Latch Mesh Body Attachment for Dusting Powder Sprinkling

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Solution Overview

Problem

Existing dusting powder sprinkling apparatuses require time-consuming bolt and nut fastening for attaching and detaching the mesh body, which reduces productivity in manufacturing processes like noodle production.

Innovation Solution

A dusting powder sprinkling apparatus with a hopper, mesh body, brush, frame body, hinge, hook, and toggle latch design allows for easy one-touch attachment and detachment of the mesh body using a toggle latch mechanism, preventing dust accumulation and improving operational efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the mesh body is attached using bolts and nuts, then the attachment is secure and reliable, but the attachment and detachment process becomes time-consuming

Engineering Contradiction:
Improveattachment reliabilityVSAvoidattachment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The fastening system is segmented into a frame body with mounting pieces and a separate latch mechanism. The mesh body is attached to the frame body, and the latch mechanism independently secures the frame body to the hopper outlet, allowing for quick one-touch engagement while maintaining secure attachment through distributed mounting points.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The latch mechanism introduces dynamic fastening capability, allowing the mesh body to be quickly attached and detached through a single operational motion. The toggle latch can be engaged and disengaged rapidly while maintaining secure attachment when engaged, resolving the contradiction between speed and reliability.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the toggle latch is positioned near the outlet, then the attachment operation is convenient, but dusting powder accumulates on the latch causing operational difficulties

Engineering Contradiction:
Improvelatch operation easeVSAvoiddust accumulation
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The harmful effect of dust accumulation is extracted and isolated from the latch mechanism by positioning it away from the outlet area where dusting powder is present. The latch is mounted on the outer surface of the hopper at a location not affected by dusting powder, eliminating the harmful interaction while preserving operational convenience through external actuation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The frame body acts as an intermediary between the latch mechanism and the outlet area. The latch secures the frame body, which in turn holds the mesh body at the outlet, allowing the latch to be positioned away from dust while still performing its fastening function through the intermediate frame structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Object-affected harmful factors

If the mesh body is firmly fixed to prevent dust leakage, then dusting powder is contained, but the attachment and detachment process becomes complex

Engineering Contradiction:
Improvedust leakageVSAvoidfastening structure complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The fastening function is segmented between the frame body mounting pieces that provide secure attachment and the latch mechanism that enables quick engagement. Multiple mounting pieces distribute the securing force across several points, ensuring dust containment while keeping each individual fastening element simple.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The toggle latch mechanism provides self-locking capability through its mechanical design, where engagement automatically secures the frame body without requiring additional fastening operations. This self-service fastening prevents dust leakage while maintaining operational simplicity through automatic locking upon engagement.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11147278B2Dusting powder sprinkling apparatus
Publication Date: 2021.10.19 YUTAKA MFG CO LTD
  • US11147278B2 patent drawing
  • US11147278B2 patent drawing
  • US11147278B2 patent drawing

AI summary

A dusting powder sprinkling apparatus comprises a frame body, a hinge, a hook, and a toggle latch. The frame body presses the entire circumference of a mesh body, excluding the portion provided with through-holes, along the outer peripheral surface side of the mesh body to fix the mesh body to the hopper. The hinge rotatably fixes a first frame side extending along the rotation axis direction of the brush to the outlet of the hopper. The hook is fixed to a second frame side extending along the rotation axis direction of a brush in the frame body. A tip portion of the hook projects from the outer periphery of the frame body. The toggle latch is fixed to the outlet of the hopper facing the hook and is capable of engaging with the tip of the hook.