Garage Door Ventilation Grate with Lockable Segmented Panels

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Solution Overview

Problem

Existing garage door systems lack effective ventilation while maintaining exclusion of animals, insects, and intruders.

Innovation Solution

A garage door accessory featuring a panel frame attached to a grate with a lock assembly, stow bars, and adjustable components that allow for enhanced ventilation while keeping the garage secure by using a lock bar and adjustable fasteners to manage the position of the panels.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a garage door system uses solid panels for security, then protection against intruders is improved, but ventilation capability deteriorates

Engineering Contradiction:
Improveprotection against intrudersVSAvoidventilation capability
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The garage door panel is segmented into multiple sections: solid panel portions for security and grate portions with openings for ventilation. The lock assembly is also segmented with separate lock bars for different sections. This segmentation allows simultaneous achievement of security and ventilation functions.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different portions of the garage door panel have different properties - some areas are solid for security while other areas have grates for ventilation. The lock assembly similarly has different lock bar configurations for different sections, providing localized security appropriate to each area while maintaining overall ventilation capability.

Inventive Principle:
Principle #3Local quality

2Reliability

If a garage door system uses solid panels for security, then exclusion of animals and insects is improved, but ventilation capability deteriorates

Engineering Contradiction:
Improveexclusion of animals and insectsVSAvoidventilation capability
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The panel is divided into solid sections for blocking animals and insects and grate sections with controlled openings for ventilation. The lock assembly segments allow selective locking of different sections, enabling ventilation while maintaining protection against pests.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Specific portions of the door have grates with appropriate mesh sizes to exclude animals and insects while allowing air flow. Other portions remain solid for maximum security. The lock bars can be positioned to secure grate sections while maintaining ventilation openings.

Inventive Principle:
Principle #3Local quality

3Productivity

If a garage door accessory is added for ventilation, then ventilation capability is improved, but device complexity increases

Engineering Contradiction:
Improveventilation capabilityVSAvoidaccessory structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The ventilation grates and lock assembly are merged into a single integrated accessory unit that attaches to the existing garage door panels. This combining of ventilation and security functions into one assembly reduces overall complexity compared to separate systems.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The accessory serves multiple functions simultaneously: the grate provides ventilation, the lock assembly provides security, and the entire unit attaches to existing door panels without requiring complete door replacement. This multi-functionality reduces the need for additional separate components.

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

4Reliability

If a lock assembly is added to secure the grate, then security is improved, but ease of operation deteriorates

Engineering Contradiction:
ImprovesecurityVSAvoidoperation convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The lock assembly uses movable lock bars that can be easily positioned along the panel frame to secure different sections. The dynamic positioning capability allows quick adjustment and locking of various grate sections without complex mechanisms.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9719290B1Garage door accessory
Publication Date: 2017.08.01 ARROYO FAMILY TRUST OF 1994
  • US9719290B1 patent drawing
  • US9719290B1 patent drawing
  • US9719290B1 patent drawing

AI summary

A garage door accessory is configured to increase ventilation into a garage. The garage door accessory includes at least one panel frame attached to at least one panel grate. At least one stow bar is attached to the panel frame. A lock assembly is attached to the panel grate and the panel frame; wherein the lock assembly further comprises a lock bar.