User-friendly auto-switching paper dispenser for high-traffic restrooms
A battery-powered paper dispenser designed to prevent empty stalls by auto-switching rolls, minimizing service steps and power use. Ideal for high-traffic restrooms, it simplifies operation without threading or alignment, ensuring reliability and ease of maintenance.
Overview
The user-friendly auto-switching paper dispenser offers an innovative solution for high-traffic restrooms, ensuring continuous availability of paper without the risk of empty stalls. Designed for simplicity and reliability, it features a primary dispensing module with a lateral reserve magazine for replacement rolls. This design allows service personnel to easily load rolls without threading or alignment, reducing service complexity and errors common in public restrooms.
Technical specifications
Key features:
- Auto-switching mechanism: Automatically transfers a reserve roll into dispensing position once the active roll is depleted, ensuring uninterrupted availability.
- User-friendly design: Service personnel can easily load rolls by placing them into the storage bay, eliminating manual threading and alignment.
- Energy-efficient operation: Actuation occurs only during dispensing or roll changes, minimizing power consumption and maintenance needs.
- Robust construction: Internal stabilization hub and external rollers manage roll positioning, accommodating paper deformation and moisture without jams.
- Lateral feed architecture: Prevents vertical compression, reducing the risk of jams.
Technology readiness level
This technology is currently at a Technology Readiness Level (TRL) of 2. The development is proceeding through structured phases, beginning with a benchtop prototype to validate core functionalities and moving towards real-world performance evaluations. Future phases will focus on refining durability, housing integration, and manufacturability, with plans for validation in relevant restroom environments.
About South Dakota School of Mines & Technology
South Dakota Mines is a STEM-focused public research university in Rapid City known for applied, industry‑aligned education and research. Companies engage through co-located labs and testbeds for advanced manufacturing and materials, a structured internship and co-op program, and sponsored senior design that channels real problem statements into prototypes. The university’s location links partners to Ellsworth Air Force Base, the Sanford Underground Research Facility in Lead, and an adjacent incubator ecosystem with regional economic development organizations. Research is backed by competitive federal awards from NSF, DOE, DOD, NASA and other agencies. A dedicated commercialization function supports IP protection, licensing, and startup formation.
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