Wall Mount Linkage Assembly for Lowered Television Viewing Position

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Solution Overview

Problem

Tilting and full motion wall mounts often result in televisions being installed at heights that are not conducive to comfortable viewing, especially when placed above fireplaces, as they are typically higher than a sitting viewer's eye level, limiting the viewing experience.

Innovation Solution

A wall mount system featuring a linkage assembly with a low-profile stowed configuration that allows for manual or automatic adjustment of a television's position, including tilting and swiveling, to bring the screen closer to the viewer's eye level, utilizing a four-bar linkage mechanism and counterbalance system for controlled movement and locking mechanisms for stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If a tilting wall mount or full motion wall mount is installed above a fireplace, then the television can be positioned at a high location to keep it out of the way when stowed, but the television becomes much higher than a sitting viewer's eyes, resulting in uncomfortable viewing

Engineering Contradiction:
Improvestorage space utilizationVSAvoidviewing comfort
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The mounting system employs a linkage assembly with multiple degrees of freedom that allows the television to dynamically change position between a high stowed location and a lowered viewing position. The mechanism includes pivots and linkages that enable the TV to move along an arcuate path, transitioning from a vertical storage orientation to a horizontal viewing orientation, thereby resolving the contradiction between high-position storage and comfortable viewing height

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system incorporates a counterbalance mechanism that offsets the weight of the television during movement between positions. This counterbalance system enables smooth, controlled movement of the TV along its arcuate path from the high stowed position to the lowered viewing position, making the transition easy and maintaining position stability without requiring excessive force from the user

Inventive Principle:
Principle #8Anti-weight (Counterweight)

2Stability of the object's composition

If a tilting wall mount or full motion wall mount is installed above a fireplace, then the television can be mounted in a fixed high position, but the television cannot be conveniently moved to a desired position for comfortable viewing

Engineering Contradiction:
Improvemounting stabilityVSAvoidposition adjustability
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The mounting system transforms the fixed static mounting into a dynamic multi-position system. The linkage assembly with its pivots and linkages allows the television to assume multiple positions along an arcuate path, including a high stowed position and a lowered viewing position, while maintaining stability at each position through the mechanical constraints of the linkage geometry

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mounting mechanism is divided into separate functional segments: a linkage assembly for position change, a counterbalance mechanism for weight compensation, and a locking mechanism for position fixation. This segmentation allows the system to provide both movement capability and stable positioning, resolving the contradiction between adaptability and stability

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If a linkage assembly is designed to allow extensive movement of the television, then the television can be repositioned to different heights and angles, but the linkage assembly may increase in profile size and complexity

Engineering Contradiction:
Improvemovement rangeVSAvoidlinkage assembly complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The linkage assembly uses a compact four-bar linkage mechanism that provides extensive movement range through clever geometric design. The pivots and links are arranged to create an arcuate motion path that achieves significant position change without requiring long linkages or multiple complex joints, thereby maintaining a compact profile while providing versatile movement

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables comfortable viewing by allowing the television to be positioned closer to the viewer's eye level, maintaining a perpendicular screen orientation, and providing adjustable tilt and swivel capabilities, while maintaining a low-profile aesthetic and secure mounting.

Implementation Method 1

A biasing mechanism can facilitate movement of the object and, in some embodiments, can be in the form of a counterbalance mechanism

Methodology Applied
Scientific EffectGravitation: Gravitation

Implementation Method 2

The four bar linkage can include a fixed linkage that connects to a main load bearing linkage through a pivot, which connects to an object mounting linkage through a pivot, which connects to an adjustable length linkage through a pivot, which connects back to the fixed linkage through a pivot

Methodology Applied
Scientific EffectMechanical Advantage: Mechanical Advantage

Data Source

PatentUS9876984B2Mounting system
Publication Date: 2018.01.23 MANEHU PRODUCT ALLIANCE LLC
  • US9876984B2 patent drawing
  • US9876984B2 patent drawing
  • US9876984B2 patent drawing

AI summary

A mounting system capable of mounting objects to support structures. The mounting system includes a wall mount including a display bracket configured to hold the object, a fixed support bracket coupleable to a vertical support structure, and a linkage assembly. The linkage assembly has a low-profile stowed configuration in which the object is held in a raised position close to the support structure. The linkage assembly moves to another configuration to move the object. The object can be held in a lowered position. A biasing mechanism can facilitate convenient movement of the object.