Steaming Pitcher with Oblique Flow Surface for Mixing Efficiency
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Solution Overview
Problem
Conventional steaming pitchers suffer from inefficient mixing and heating of fluids due to uncontrolled steam reflection and uneven fluid flow patterns, leading to incomplete and uneven heating, especially when used by unskilled users.
Innovation Solution
A steaming pitcher design featuring a flow receiving surface adapted to receive steam at a substantially oblique angle, combined with a smooth arcuate flow directing surface and a launching surface, which directs the fluid flow tangentially, creating a positionally stable flow pattern for thorough mixing and heating.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a conventional steaming pitcher with a flat bottom is used, then the structure is simple and easy to manufacture, but the steam flow is uncontrolled and mixing is inefficient
Solution Approach 1:
The bottom surface of the pitcher is segmented into multiple inclined planes or facets rather than being a single flat surface. This segmentation directs steam flow along specific paths, creating controlled circulation patterns that improve mixing efficiency while maintaining a relatively simple overall structure.
Solution Approach 2:
The invention transitions from a two-dimensional flat bottom to a three-dimensional inclined surface structure. This dimensional change allows steam to be directed along the slope, creating flow patterns that utilize the vertical dimension to enhance mixing while adding minimal structural complexity.
2Loss of energy
If the steam jet reflects randomly off the flat bottom, then the device structure remains simple, but steam is lost to the atmosphere and heating is uneven
Solution Approach 1:
The bottom surface is divided into inclined facets that guide steam flow back into the fluid rather than allowing random reflection. This segmentation captures steam that would otherwise be lost, improving energy efficiency while maintaining structural simplicity.
Solution Approach 2:
The inclined bottom surface converts the harmful effect of steam loss and random reflection into a beneficial flow pattern. By directing steam along the incline, the design transforms wasted steam into a useful mixing force that circulates fluid and improves heating uniformity.
3Manufacturing precision
If conventional steaming pitchers are used, then manufacturing is straightforward, but fluid flow near walls is slower resulting in incomplete mixing
Solution Approach 1:
The inclined bottom surface introduces curvature and slope variations rather than using flat planes. This curved geometry promotes smoother fluid flow patterns that reduce dead zones near the walls, improving mixing uniformity while remaining compatible with standard manufacturing processes.
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 design ensures thorough and efficient mixing and heating of fluids, allowing users to visually confirm the correct steam flow for effective mixing, reducing steam loss and improving froth uniformity.
Implementation Method 1
a flow receiving surface at least a portion of which is adapted to receive an incoming flow of steam at a substantially oblique angle
Implementation Method 2
a launching surface adapted to launch a flow of fluid moving substantially tangentially to the launching surface inside the steaming container
Implementation Method 3
the combined flow of fluid and steam circulates within the steaming pitcher in a substantially positionally stable flow pattern
Implementation Method 4
thorough and efficient mixing and heating of fluids
Implementation Method 5
mixed with pressurized steam such as from a steaming wand of an espresso coffee machine to make in the pitcher heated fluid
Data Source
AI summary
A steaming pitcher comprising a flow receiving surface adapted to receive an incoming flow of steam at a substantially oblique angle provides enhanced control of fluid flow inside the steaming pitcher to enhance mixing and heating of the fluid by the incoming steam. The steaming pitcher may also comprise flow directing and launching surfaces to assist in control of fluid flow patterns. A flow control kit with a flow receiving surface may be installed in an existing flat-bottom steaming pitcher to provide aspects of fluid flow control. The flow receiving, flow directing and launching surfaces of the steaming pitcher may be substantially smooth, faceted, or a combination thereof.