Curved Shower Rod Spring Assembly for Stable Adjustable Mounting

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Solution Overview

Problem

Existing curved shower curtain rods face challenges with variable length adjustments due to curvature, instability, and difficulty in achieving secure attachment to bathtubs/shower enclosures, as traditional mounting methods like drilling, adhesives, and friction fits fail to maintain stability and orthogonality.

Innovation Solution

A shower rod assembly comprising an outer and inner tube with a spring chamber and bracket device, allowing for adjustable length and secure attachment through a compression spring mechanism and bracket system that maintains position and rotation, enabling easy installation and secure fitting to bathtubs/shower enclosures.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a curved shower rod with variable length is used, then the shower rod can fit different enclosure sizes and create extra space, but the curvature increases length and depth which changes attachment angles and reduces stability

Engineering Contradiction:
Improvefit different enclosure sizesVSAvoidshower rod stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The shower rod incorporates a telescoping mechanism that allows dynamic adjustment of length while maintaining structural stability. The rod can be extended or retracted to fit different enclosure sizes, and the curvature is maintained through a controlled mechanism that prevents instability despite variable length changes.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If telescoping tubes are used for adjustable length, then the shower rod can be extended or retracted, but the curved rod is more unstable with axial movement and difficult to friction fit

Engineering Contradiction:
Improvelength adjustmentVSAvoidaxial movement stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

A bracket system serves as an intermediary between the telescoping tubes and the wall mounting. The brackets provide friction fit attachment points that stabilize the axial movement of the telescoping mechanism, allowing easy length adjustment while preventing unwanted movement during operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Strength

If adhesive or longitudinal pressure is applied to mount the curved rod, then attachment to the wall is achieved, but the force pulls or twists the bracket from the opposing wall causing distortion and weakened attachment

Engineering Contradiction:
Improveattachment strengthVSAvoidbracket position stability
Core Design Contradiction:
StrengthVSStability of the object's composition

Solution Approach 1:

The bracket design incorporates preliminary alignment features and mounting mechanisms that ensure proper positioning before final attachment. The brackets are pre-configured to distribute mounting forces evenly, preventing twisting or pulling during the adhesive setting process or mechanical fastening, thereby maintaining both attachment strength and positional stability.

Inventive Principle:
Principle #10Preliminary action

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 assembly provides a stable and easily adjustable curved shower rod with improved attachment strength, maintaining position and resisting twisting and rotational forces, facilitating quick and secure installation across varying enclosure sizes and shapes.

Implementation Method 1

a compression spring mechanism and bracket system that maintains position

Methodology Applied
Scientific EffectSpring: Spring

Data Source

PatentUS9161664B2Shower rod with spring adjustment
Publication Date: 2015.10.20 ZENG QING HAI
  • US9161664B2 patent drawing
  • US9161664B2 patent drawing
  • US9161664B2 patent drawing

AI summary

An embodiment of the present invention is a shower rod assembly including an outer tube, a spring chamber, being housed in the attachment end of the outer tube, and inner tube with an attachment end inserted within said outer tube, and a bracket device at the opposite ends of the outer tube and inner tube for installation in an enclosure. The spring chamber has a fixed blocker in a locked position within the outer tube, a compression spring, and a mobile blocker with a removable locking pin. When the locking pin is removed, the compression spring extends to lock the outer tube and inner tube in position at a set length within the enclosure. Each bracket device has a base body with ridges, a casing with an inner core, a lock on the side of the casing and a mount.