Towel replacement notification

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Solution Overview

Problem

Hotel housekeeping faces challenges in ensuring that fresh towels are provided according to a predetermined schedule, leading to difficulties in managing towel replacement and laundry needs in hospitality environments.

Innovation Solution

A towel notification and dispensing device with a compartment, sensor, and integrated computing device that detects when towels are removed and replaced, providing visual and remote notifications to housekeeping, and includes a locking mechanism to prevent unauthorized access and ensure only new towels are used.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual towel replacement monitoring is used, then housekeeping staff can replace towels, but it is difficult to ensure towels are replaced according to the predetermined schedule

Engineering Contradiction:
Improvetowel replacement schedule complianceVSAvoidmonitoring system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The towel dispensing device automatically monitors and tracks towel usage without requiring manual intervention from housekeeping staff. The sensor detects when towels are removed and the system automatically notifies housekeeping, enabling the system to serve itself in terms of monitoring and reporting.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system provides real-time feedback to housekeeping about towel usage status through notifications. When sensors detect that towels have been removed or the compartment is low on towels, the system automatically sends notifications to ensure timely replacement according to the schedule.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If towels are freely accessible to guests, then guests can use towels conveniently, but unauthorized access prevents proper tracking of towel usage

Engineering Contradiction:
Improvetowel access convenienceVSAvoidtowel usage tracking accuracy
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The sensor system acts as an intermediary between the guest and the towels. Guests can still access towels conveniently, but the sensor detects and records each removal event, providing accurate usage tracking without interfering with guest convenience.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces manual tracking mechanisms with electronic sensors and notification systems. Instead of relying on manual logs or physical tags, the system uses sensors to detect towel removal and automatically tracks usage data.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Reliability

If housekeeping replaces all towels regularly, then fresh towels are ensured, but unnecessary washing increases laundry needs

Engineering Contradiction:
Improvefresh towel availabilityVSAvoidlaundry resource consumption
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

Instead of replacing all towels on a fixed schedule, the system implements partial replacement based on actual usage. Towels are replaced only when sensors detect they have been removed or when the compartment is low, avoiding unnecessary washing of still-fresh towels.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The system changes the replacement criterion from time-based (scheduled intervals) to usage-based (sensor-detected removal events). This parameter change allows the system to optimize replacement timing based on actual towel consumption patterns.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10357134B2Towel replacement notification
Publication Date: 2019.07.23 SNOW MATTHEW
  • US10357134B2 patent drawing
  • US10357134B2 patent drawing
  • US10357134B2 patent drawing

AI summary

Embodiments of a towel notification and dispensing device are provided. Some embodiments include a towel compartment that receives a fresh towel, a compartment door that provides access to the towel compartment, and a sensor that detects when the fresh towel has been removed from the towel compartment. Some embodiments include an output device that, in response to a determination that the fresh towel has been removed from the towel compartment provides an indication that the fresh towel needs to be replaced.