Hand sanitizing station
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Solution Overview
Problem
Existing hand washing stations are inefficient due to manual dispensers that spread germs, clog easily, and lack integration of hand sanitizers and towels, leading to poor hygiene practices and bacterial contamination.
Innovation Solution
A compact, portable hand sanitizing station with a base that includes two dispensing chambers for viscous materials and a towel dispenser, equipped with a sensor-activated pump mechanism and energy source, allowing for easy access to soap, sanitizer, and towels, reducing standing water and bacterial spread.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If manual dispensers are used, then device complexity is reduced, but hygiene is compromised due to germ spreading
Solution Approach 1:
The patent replaces manual mechanical dispensing with an automatic pump mechanism activated by motion detection sensors. The pump system uses a drive shaft, cam mechanism, and valve assembly to automatically dispense viscous materials without manual contact, eliminating the germ-spreading issue while maintaining functional simplicity through automated control.
2Object-affected harmful factors
If automatic pump mechanisms are used, then hygiene is improved, but reliability decreases due to clogging
Solution Approach 1:
The patent employs a cam mechanism with specifically designed lobes that convert rotational motion into precise reciprocating pump motion. The cam profile is engineered to maintain positive pressure and prevent backflow, ensuring consistent viscous material dispensing without clogging. The mechanical advantage provided by the cam geometry optimizes fluid flow characteristics for reliable operation.
Solution Approach 2:
The pump mechanism incorporates self-priming capabilities through its valve assembly and chamber design. The system automatically maintains proper fluid levels and prevents air pockets from forming in the dispensing pathway, eliminating the need for manual intervention to clear clogs or prime the pump, thereby improving reliability.
3Stability of the object's composition
If wall-mounted dispensers are used, then stability is improved, but ease of operation worsens due to fixed positioning
Solution Approach 1:
The patent designs the dispensing system with a base that can be mounted in multiple locations (wall-mounted, counter-mounted, or freestanding) without requiring redesign. The base incorporates a recessed area that accommodates various mounting configurations, allowing the same device to be installed in different environments and positioned for optimal user accessibility while maintaining stability.
4Ease of operation
If counter-mounted dispensers are used, then ease of operation is improved, but device complexity increases due to sink integration
Solution Approach 1:
The patent separates the dispensing mechanism from the mounting structure, with the pump assembly housed in a removable base that can be independently installed. The base contains all necessary mounting interfaces and connections, allowing the dispensing unit to be installed on counters or other surfaces without requiring integration into the sink structure itself, thereby reducing overall installation complexity.
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 solution provides a space-saving, efficient hand cleaning and sanitizing system that reduces bacterial contamination and improves hygiene practices by integrating soap, sanitizer, and towel dispensing in a single, easy-to-use unit.
Implementation Method 1
at least one sensor activated pump mechanism comprising a sensor device connected to a circuit system
Implementation Method 2
when the sensor device is triggered, the sensor activated pump mechanism is configured to draw a predetermined volume of viscous material through the conduit and out the discharge nozzle
Data Source
AI summary
An apparatus for sanitizing hands comprising a base, wherein the base is configured to dispense towels; at least one dispensing chamber configured to store a viscous material comprising a conduit; at least one sensor activated pump mechanism comprising a sensor device connected to a circuit system, an actuator, and an energy source; and wherein when the sensor device is triggered, the sensor activated pump mechanism is configured to draw a predetermined volume of viscous material through the conduit and out the discharge nozzle.