Rotatable Hang Cap for Floor Cleaning Handle

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Solution Overview

Problem

Existing floor cleaning implements lack a handle design that is easy to assemble and use, particularly one with a rotably mounted angled hang cap that can be oriented properly when hung on a wall or surface.

Innovation Solution

A handle design featuring an elongated pole with a fixed end cap and a rotably mounted hang cap that can be snap-fitted in place, allowing rotational movement but not vertical movement, enabling easy assembly and proper orientation of the cleaning head when hung.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the hang cap is fixedly mounted on the pole, then the assembly is simple, but the cleaning head cannot be properly oriented when hung on a wall

Engineering Contradiction:
Improveorientation of cleaning headVSAvoidmounting mechanism of hang cap
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The hang cap is made rotatable relative to the pole through a simple rotational mounting mechanism, allowing the cleaning head to be dynamically oriented in different positions when hung on a wall, rather than being fixed in a single orientation

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the hang cap is rotably mounted on the pole, then the cleaning head can be properly oriented, but the assembly becomes more complex

Engineering Contradiction:
Improveorientation of cleaning headVSAvoidassembly process
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The handle is divided into separate components (pole, hang cap, end cap) that can be manufactured independently and then assembled together, with the hang cap designed to rotate relative to the pole through a simple interface that facilitates easy assembly

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If the hang cap can move vertically relative to the end cap, then adjustment is possible, but the structure becomes unstable

Engineering Contradiction:
Improveadjustment of hang cap positionVSAvoidstructural stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The hang cap is designed to rotate freely relative to the end cap while being constrained from vertical movement, allowing angular adjustment for proper orientation while maintaining structural stability through the fixed radial position

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS7581274B1Handle for a floor cleaning implement
Publication Date: 2009.09.01 BUTLER HOME PRODUCTS LLC
  • US7581274B1 patent drawing
  • US7581274B1 patent drawing
  • US7581274B1 patent drawing

AI summary

A handle for an implement for cleaning a surface, such as a floor, includes an elongated pole, an end cap and a hang cap. The elongated pole has a top end and a bottom end. The bottom end of the elongated pole is adapted to be coupled to a cleaning head on the implement. The end cap is fixedly mounted over the top end of the pole and the hang cap is movably mounted over the end cap. The end cap and hang cap are constructed so that when the hang cap is mounted in place on the end cap, the hang cap can rotate relative to the end cap but cannot move up or down relative to the end cap. This construction includes a pair of lateral grooves on the outer surface of the end cap and a pair of lateral ribs on the inner surface of the hang cap which are in registration with the lateral grooves on the end cap when the hang cap is mounted over the end cap. The hang cap has a hole for removably mounting the implement on a hook attached to a wall. In one version of the handle, the hang cap is shaped straight while in another version of the implement the hang cap is angled (i.e. bent). Since the hang cap can be rotated relative to the end cap and the end cap is fixed relative to the elongated pole, the pole can easily be rotated relative to the hang cap so that cleaning the head is at the proper orientation against the wall on which the hook is mounted.