Telescoping Duvet Gripper for Hidden Bed-Frame Mounting
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Solution Overview
Problem
Housekeepers in the hospitality industry face musculoskeletal disorders and back pain due to the physical exertion required when handling heavy and oversized duvets, and existing solutions are either ineffective or aesthetically unpleasing when mounted to bed frames or box springs.
Innovation Solution
An adjustable-height device mounted to the underside of a bed frame, featuring a telescoping shaft and gripping mechanism that can be rotated and extended to various positions, allowing for easy attachment and detachment beneath the bed, providing support for stretching and covering duvets without being visible.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the device is mounted to the bottom of the bed frame, then the duvet can reach the device, but the device is visible to hotel guests and may be aesthetically displeasing
Solution Approach 1:
The device employs a telescoping shaft with adjustable height that can be extended when needed and retracted when not in use. This dynamic adjustment allows the device to be mounted low on the bed frame for accessibility while remaining hidden when retracted, resolving the conflict between ease of operation and aesthetic appearance.
2Ease of operation
If the device is mounted to the box spring to ensure the duvet can reach the device, then the device is visible to hotel guests, but mounting to the bottom of the bed frame makes the device invisible
Solution Approach 1:
The telescoping shaft allows the device to be positioned at different heights dynamically. When extended, it reaches the duvet effectively; when retracted, it sits low on the bed frame beneath the mattress, remaining invisible to guests. This resolves the contradiction between reachability and aesthetics.
Solution Approach 2:
The device transitions from a fixed-position aid to a multi-position adjustable aid by adding vertical dimensionality through the telescoping shaft. This allows the same device to satisfy both aesthetic requirements (when retracted) and functional requirements (when extended).
3Productivity
If one person handles heavy duvets alone without assistance, then a second person is not always available, but the physical exertion causes musculoskeletal disorders and back pain
Solution Approach 1:
The device enables a single housekeeper to perform tasks that previously required two people by providing mechanical assistance through the gripping device. The housekeeper can independently stretch and manipulate heavy duvets using the device's gripping mechanism, eliminating the need for a second person while reducing physical strain on the body.
4Adaptability or versatility
If the telescoping shaft is extended to reach higher positions, then the gripping device can be positioned at various heights, but the device complexity increases
Solution Approach 1:
The telescoping shaft provides adjustable height capability through a relatively simple mechanical extension mechanism. This dynamic adjustment allows the gripping device to reach various positions along the duvet length without requiring multiple separate devices or complex positioning systems, achieving versatility with moderate complexity.
Data Source
AI summary
An adjustable height device for aiding in the stretching of a sheet. The device may include a bracket for attaching the device to a bottom surface of a bed frame, a first connector attached to the bracket by a first rotating element so that the first connector can rotate about the first rotating element with respect to the bracket, a telescoping shaft attached to the first connector by a second rotating element so that the telescoping shaft is rotatable about the second rotating element with respect to the first connector, and a gripping device attached to the telescoping shaft by a second connector. The telescoping shaft may be made of an inner shaft slidably inserted into an outer shaft. The gripping device may include a base having a first gripping surface and a movable element having a second gripping surface rotatable about a rotational axis with respect to the base.