Door Frame Abdominal Bracket With Movable Clamps

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Solution Overview

Problem

Existing exercise devices for abdominal exercises do not effectively secure the user's feet, lacking sufficient cushioning and secure attachment to the door frame, which can lead to instability and discomfort during workouts.

Innovation Solution

A longitudinally elongated bracket with integrated foot recesses and clamps that can be secured to a door frame, featuring cushioning foot pads and movable clamps to retain the bracket in place, allowing for secure positioning of the user's feet for abdominal exercises.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing exercise devices are used without secure attachment mechanism, then the device structure remains simple, but the device becomes unstable during workouts

Engineering Contradiction:
Improveexercise stabilityVSAvoidattachment mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent employs movable clamps that can dynamically adjust and secure to the door frame, transforming a static simple structure into a dynamic secure attachment system. The clamps move from an unsecured state to a locked state, providing reliability only when needed during exercise performance.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The device is divided into separate functional components: the bracket body, the clamps, and the foot positioning elements. This segmentation allows the clamps to be independently adjusted and secured to the door frame, providing stable attachment without requiring the entire device structure to be complex.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If no cushioning is provided in foot positioning, then the device structure remains simple, but user comfort deteriorates during exercise

Engineering Contradiction:
Improveuser comfortVSAvoidcushioning structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

Cushioning elements are applied locally at the foot contact points within the foot positioning recesses, rather than throughout the entire device. This provides comfort exactly where needed (user feet contact areas) while keeping the rest of the device structure simple and uncomplicated.

Inventive Principle:
Principle #3Local quality

3Reliability

If clamps are not movably integrated into the bracket, then the device structure remains simple, but the device cannot be securely retained to the door frame

Engineering Contradiction:
Improvedoor frame attachment securityVSAvoidclamp integration complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The clamps are merged with the bracket through movable integration, combining the attachment function with the main bracket structure. This merging provides secure door frame retention while avoiding the need for completely separate attachment mechanisms, thus limiting the increase in overall device complexity.

Inventive Principle:
Principle #5Merging (Combining)

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

The solution provides stable and cushioned foot positioning, enhancing user comfort and exercise stability by securely attaching the device to the door frame, facilitating effective performance of sit-up and abdominal exercises.

Implementation Method 1

A plurality of foot pads is each positioned on the bracket and each of the foot pads extends along a respective one of the foot recesses to cushion a respective one of the user's feet

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

A pair of clamps is each movably integrated into the bracket. Each of the clamps is movable toward or away from the bracket to engage opposite sides of the door frame for retaining the bracket in the door frame

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS11717720B2Abdominal exercise assembly
Publication Date: 2023.08.08 FOUST ADAM
  • US11717720B2 patent drawing
  • US11717720B2 patent drawing
  • US11717720B2 patent drawing

AI summary

An abdominal exercise assembly includes a bracket that is longitudinally elongated to extend substantially across a door frame. The bracket has a pair of foot recesses each integrated into the bracket to have a respective one of a user's feet positioned in the foot recesses. A plurality of foot pads is each positioned on the bracket and each of the foot pads extends along a respective one of the foot recesses to cushion a respective one of the user's feet when the user's feet are extended into the foot recesses. A pair of clamps is each movably integrated into the bracket. Each of the clamps is movable toward or away from the bracket to engage opposite sides of the door frame for retaining the bracket in the door frame.