Collapsible Exercise Apparatus with Lumbar Support for Resisted Gluteal Bridges

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Solution Overview

Problem

Existing exercise apparatuses for performing resisted gluteal bridges often fail to properly support the lumbar spine, leading to hyperextension and pressure on the facet joints, which can cause lower back pain and limit the ability to perform exercises with one leg or alternating legs.

Innovation Solution

A collapsible exercise apparatus designed to allow users to perform gluteal bridges with resistance while maintaining the lumbar spine in a neutral position, concentrating motion at the hip joints, and providing support to prevent pressure on the pelvic bones.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Force

If conventional exercise apparatuses are used for resisted gluteal bridges, then resistance can be applied to increase the load on gluteal muscles, but the lumbar spine is not properly supported leading tohyperextension and pressure on facet joints

Engineering Contradiction:
Improveresistance forceVSAvoidhyperextension and pressure on lumbar spine
Core Design Contradiction:
ForceVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a lumbar support pad as an intermediary element between the user's back and the exercise apparatus. This pad is positioned to contact the lumbar spine and maintain it in a neutral position during the gluteal bridge exercise, preventing hyperextension while allowing resistance to be applied through the exercise mechanism.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent applies local support specifically to the lumbar region through the lumbar support pad, while other parts of the apparatus continue to provide resistance. This localized approach ensures that the harmful hyperextension is prevented at the critical lumbar area without compromising the overall resistance function of the exercise apparatus.

Inventive Principle:
Principle #3Local quality

2Force

If conventional apparatuses are used, then resistance bands or weights can be applied, but the user cannot safely perform exercises with one leg or alternating legs due to uncontrolled weight shifting

Engineering Contradiction:
ImproveresistanceVSAvoidstability during single-leg or alternating leg exercises
Core Design Contradiction:
ForceVSReliability

Solution Approach 1:

The lumbar support pad acts as a stabilizing intermediary that prevents excessive movement and weight shifting during single-leg or alternating leg exercises. By maintaining the lumbar spine in a neutral position, it provides a stable foundation that allows controlled resistance exercise without the user falling or becoming injured.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The lumbar support pad is positioned beforehand to cushion and support the lumbar spine before the exercise begins. This pre-positioned support prevents instability and uncontrolled weight shifting during the exercise, enabling safer single-leg or alternating leg variations.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Object-affected harmful factors

If the exercise apparatus is designed for gluteal bridge exercises, then it can provide proper lumbar support, but it occupies space and is difficult to store when not in use

Engineering Contradiction:
Improvelumbar spine supportVSAvoidstorage space
Core Design Contradiction:
Object-affected harmful factorsVSVolume of moving object

Solution Approach 1:

The patent divides the exercise apparatus into separable components, including a removable lumbar support pad and a collapsible frame structure. This segmentation allows the apparatus to be disassembled and stored in a compact manner when not in use, while still providing proper lumbar support during exercise.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs a collapsible frame structure that can dynamically change its configuration between an extended exercise position and a collapsed storage position. This dynamic design allows the apparatus to provide full lumbar support during use and then be compacted to a space-efficient form for storage.

Inventive Principle:
Principle #15Dynamics

4Volume of moving object

If the apparatus is made collapsible for storage, then it can be stored in a low-profile position, but the structure becomes more complex

Engineering Contradiction:
Improvestorage profileVSAvoidcollapsible mechanism
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The collapsible mechanism is achieved through segmentation of the frame structure into movable sections that can be easily assembled and disassembled. This modular approach simplifies the collapsing process and reduces the complexity compared to a monolithic collapsible design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent uses a dynamic collapsible frame design that allows the structure to transition between extended and collapsed states through simple user action. This dynamic mechanism provides easy storage without requiring complex locking or fastening systems.

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

The apparatus enables safe and effective performance of resisted gluteal bridges, reducing the risk of lower back pain and allowing for exercises with one leg or alternating legs, while also facilitating storage in a low-profile position.

Implementation Method 1

resistance, e.g. in the form of an elastically deformable band

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS20250161744A1Multi-function, collapsible exercise apparatus for performing a gluteal bridge exercise and flat bench exercises
Publication Date: 2025.05.22 KORMEL LLC
  • US20250161744A1 patent drawing
  • US20250161744A1 patent drawing
  • US20250161744A1 patent drawing

AI summary

A collapsible exercise apparatus is configured to allow a user to perform a gluteal bridge movement or flat bench exercises. In its ready to use position, the exercise apparatus allows a person to properly perform a gluteal bridge movement on a repeated basis. Resistance can be applied to the gluteal bridge movement where the resistance increases the amount of work to be performed by the person during the exercise. The exercise apparatus includes a frame assembly with a support member that extends from a lower frame member. A bench assembly is pivotally connected to the support member to provide an elevated pivot point about which the bench assembly pivots when a user performs the gluteal bridge movement. A stabilization assembly includes a front locking member operably connected to the frame assembly, a front retaining mechanism operably connected to the bench assembly, a rear locking mechanism operably connected to the frame assembly, and an upper retaining mechanism operably connected to the bench assembly. The front locking member, the front retaining mechanism, the rear locking mechanism, and the upper retaining mechanism are configured to place the bench in a flat bench position whereupon the user can perform various flat bench exercises. The exercise apparatus can also be placed in a low-profile, collapsed positon where the apparatus can be stored when not in use.