Motorized Louver Gear Train for Movable Barrier Privacy Control

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Solution Overview

Problem

Existing movable barrier systems, such as garage doors, lack effective and affordable mechanisms to adjust light and visibility restrictions, with traditional adjustable window treatments being costly or durable.

Innovation Solution

A louver system integrated with a movable barrier, featuring a gear train and motor to simultaneously rotate multiple louvers between open and closed configurations, allowing adjustable light and visibility control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional adjustable window treatments are used, then light and visibility adjustment capability is improved, but cost increases and durability decreases

Engineering Contradiction:
Improvelight and visibility adjustment capabilityVSAvoiddurability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The window treatment is divided into multiple independent louvers that can be individually adjusted. Each louver operates as a separate unit within the overall system, allowing selective adjustment of light and visibility while maintaining structural integrity and durability through robust individual components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from static window treatments to a dynamic adjustable louver system. The louvers can be rotated to various positions using a gear train mechanism, enabling real-time adjustment of light and visibility conditions while maintaining durable construction through mechanical reinforcement.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If traditional adjustable window treatments are used, then light and visibility adjustment capability is improved, but cost increases

Engineering Contradiction:
Improvelight and visibility adjustment capabilityVSAvoidcost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

Multiple louvers are combined into a single integrated system controlled by one motor and gear train mechanism. This merging approach reduces the total number of separate components needed, simplifying manufacturing and reducing overall cost while maintaining the ability to adjust light and visibility across the entire window area.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The louver system serves multiple functions: it adjusts light, provides privacy control, and maintains a unified structural design. The gear train mechanism simultaneously controls multiple louvers, creating a multi-functional system that is more cost-effective than separate adjustable treatments for each function.

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

3Measurement precision

If multiple louvers are adjusted independently, then light and visibility control precision is improved, but device complexity increases

Engineering Contradiction:
Improvelight and visibility control precisionVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

Multiple louvers are merged into a single controlled unit through the gear train mechanism. One motor drives the gear train, which simultaneously adjusts all louvers in unison. This combining approach maintains precise control over light and visibility while reducing device complexity compared to independent adjustment mechanisms for each louver.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The gear train acts as an intermediary mechanism between the motor and the louvers. It translates the motor's rotational motion into coordinated movement of multiple louvers, enabling precise light and visibility control without requiring complex independent control systems for each louver.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20260028877A1Louver systems for a panel of a movable barrier
Publication Date: 2026.01.29 OVERHEAD DOOR CORP
  • US20260028877A1 patent drawing
  • US20260028877A1 patent drawing
  • US20260028877A1 patent drawing

AI summary

A louver system for a panel of a movable barrier may include a first louver carried on the panel of the movable barrier and including a first slat portion and a first pivot base. A second louver may be carried on the panel of the movable barrier and offset from the first louver, the second louver including a second slat portion and a second pivot base. A gear train may be coupled to the first pivot base and the second pivot base. The gear train may be configured to simultaneously rotate the first louver and the second louver between an open configuration and a closed configuration. A motor may be carried on the movable barrier and configured to drive the gear train to simultaneously rotate the first louver and the second louver.