Shower Bar Mounting Assembly for Rotation-Locked Space Expansion

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Solution Overview

Problem

Existing shower bar systems fail to effectively expand usable space within shower stalls while maintaining the bar in a fixed rotational position, and are often difficult for homeowners to install without specialized tools or skills.

Innovation Solution

A shower bar assembly featuring telescopically adjustable tubular shower bars with S-shaped ends and mounting brackets with retaining pegs and shelves that prevent rotation, allowing for easy installation with basic tools and minimal skill.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of moving object

If a curved or S-shaped shower bar is used to expand usable space, then the usable area inside the shower stall increases, but the bar may rotate within its mounting brackets causing water to exit the enclosure

Engineering Contradiction:
Improveusable spaceVSAvoidrotational position
Core Design Contradiction:
Area of moving objectVSStability of the object's composition

Solution Approach 1:

The mounting bracket is segmented into multiple functional components: a base portion for wall mounting, a shelf for supporting the shower bar, and a retaining peg to prevent rotation. This segmentation allows each component to perform its specific function independently, solving the rotational stability problem while maintaining the curved bar design for space expansion.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The retaining peg acts as an intermediary element between the mounting bracket and the shower bar. It插接 into an aperture in the shower bar to prevent rotation, serving as a mediator that connects the structural support function with the rotational constraint function without requiring complex mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If complex mounting mechanisms with spider means are used to prevent rotation, then the rotational position is fixed, but the installation difficulty and tool requirements increase

Engineering Contradiction:
Improverotational positionVSAvoidinstallation ease
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The invention extracts the essential rotational prevention function from complex spider means mechanisms and implements it through a simple retaining peg that插接s into an aperture. This extraction simplifies the mounting mechanism to basic components that can be installed with common tools while maintaining the fixed rotational position capability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Instead of using complex positive locking mechanisms like spider means, the invention uses a negative locking approach where the retaining peg fits into an aperture, creating a simple interlock that prevents rotation. This inverted approach simplifies the mechanism from active locking to passive constraint.

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentUS8214938B2Shower bar assembly
Publication Date: 2012.07.10 KENNEY MANUFACTURING CO
  • US8214938B2 patent drawing
  • US8214938B2 patent drawing
  • US8214938B2 patent drawing

AI summary

A shower bar assembly that includes a pair of mounting brackets configured and arranged to be mounted to a wall of a shower stall is disclosed. Each of the mounting brackets has a base portion with a first shelf and a second shelf projecting from the base portion. The first and second shelves each have a retaining peg projecting from each shelf, respectively. A tubular shower bar is included and has two opposing ends. Each of the ends of the tubular shower bar has a pair of surfaces in which each defines an aperture through the tubular shower bar. Each end of the tubular shower bar is configured and arranged to slide onto the first and second shelves of the mounting brackets, with the apertures interlocking with each of the retaining pegs, respectively, to suspend the shower bar between the mounting brackets and to prevent the shower bar from rotating between the brackets.