Pivoting Latch Assembly with Carry Strap for Secure Container Handling

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Solution Overview

Problem

Conventional containers and latching systems are often not durable and can be difficult to use, failing to securely hold items and sometimes engaging unintentionally or not providing a sufficient lock, rendering them ineffective.

Innovation Solution

A container design featuring a molded base with a latch assembly that includes a pivotally engaged latch body, a slidable locking member, a biasing member, and an activating member, along with a carry strap with a base member and elongated member for secure handling, addressing durability and usability issues.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional latching systems are used, then the container can be manufactured with simple structure, but the latching system may engage unintentionally or not provide sufficient lock

Engineering Contradiction:
Improvelatching reliabilityVSAvoidlatching system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The latch body is made pivotally engaged with the lid, allowing it to rotate between locked and unlocked positions. This dynamic movement enables reliable engagement and disengagement while maintaining a simple overall structure. The pivotal connection provides sufficient locking force through mechanical advantage without requiring complex actuation mechanisms.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The latching system uses a biasing member that automatically biases the locking member toward the locked position. This self-biasing mechanism ensures reliable engagement without requiring additional actuators or complex control systems. The system serves itself by using the biasing force to maintain the locked state naturally.

Inventive Principle:
Principle #25Self-service

2Strength

If conventional containers are used, then the manufacturing cost is low, but the container is not strong enough to hold items securely

Engineering Contradiction:
Improvecontainer strengthVSAvoidmanufacturing complexity
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The container is constructed with a composite structure combining a molded base, lid, and integrated latching mechanism. This composite design provides enhanced strength and durability while maintaining ease of manufacture through molding processes. The integration of multiple components into a unified structure improves overall container strength without significantly increasing manufacturing complexity.

Inventive Principle:
Principle #40Composite materials

3Ease of operation

If conventional latching systems are used, then the structure is simple, but the system may not be easy to use

Engineering Contradiction:
Improvelatching operation easeVSAvoidlatching system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The activating member is pivotally engaged and can be easily rotated by the user to move the locking member between locked and unlocked positions. This dynamic, hand-operated mechanism provides intuitive and easy operation without requiring complex electronic controls or multiple steps. The user can simply rotate the activating member to engage or disengage the latch.

Inventive Principle:
Principle #15Dynamics

4Reliability

If conventional latching systems are used, then the number of parts is small, but the system may engage when user does not want it engaged

Engineering Contradiction:
Improvecontrolled engagementVSAvoidlatching system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The locking member acts as an intermediary between the latch body and the locking surface. It must be actively moved by the activating member to engage or disengage the latch. This intermediary mechanism prevents unintentional engagement because the locking member will not move unless deliberately actuated by the user through the activating member, providing controlled and reliable engagement.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11685573B2Carry strap for container
Publication Date: 2023.06.27 YETI COOLERS LLC
  • US11685573B2 patent drawing
  • US11685573B2 patent drawing
  • US11685573B2 patent drawing

AI summary

A container having a base and a lid is provided. The lid may be rotatable about a hinge from a closed configuration to an open configuration and may be secured, via one or more latching assemblies. The latching assembly may comprise a latch body, a locking member, a biasing member, and an activating member. Additional features of the container may include handles and strength increasing features. The base and lid may also feature attachment points for various accessories. A carry strap may attach to the base of the container to allow a user to lift and carry the container.