Locking Shaft Towel Dispenser for Rapid Roll Replacement
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Solution Overview
Problem
Conventional fabric towel dispensers are inconvenient to use and occupy too much space due to their design, making it difficult to replace towel sheets ergonomically and efficiently.
Innovation Solution
A fabric towel dispenser with a vertical mounting design, featuring a used towel supporting shaft, dispensing roller, guiding members, and a towel replacement arrangement that allows for easy locking and unlocking of the used towel roll, enabling rapid and convenient disposal and replacement of towel sheets while saving space.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional fabric towel dispensers use rollers mounted parallel to the wall, then the dispensing mechanism is simple, but the housing occupies too much space and towel replacement is inconvenient
Solution Approach 1:
The patent changes the mounting orientation of the rollers from parallel to perpendicular relative to the wall surface. This dimensional change allows the housing to be mounted in a compact configuration that occupies less wall space while improving accessibility for towel replacement operations
Solution Approach 2:
The housing is divided into a first housing portion and a second housing portion that can be selectively opened. This segmentation allows easy access to the interior chamber for towel replacement without requiring complete disassembly, improving operational convenience while maintaining a compact overall structure
2Productivity
If the housing is opened for towel replacement, then towel sheet replacement is possible, but the operation is time-consuming and inconvenient
Solution Approach 1:
The housing is segmented into first and second portions that can be selectively opened independently. This allows rapid access to the interior chamber for towel replacement without manipulating the entire housing structure, significantly reducing replacement time and improving productivity
Solution Approach 2:
The used towel roll is automatically collected and positioned on a supporting shaft within the interior chamber before replacement is needed. This preliminary positioning of the used towel and preparation of the replacement space enables faster towel exchange operations
3Ease of operation
If rollers are mounted parallel to the wall, then the structure is compact, but the design is ergonomically undesirable
Solution Approach 1:
The rollers are reoriented from a parallel mounting configuration to a perpendicular mounting configuration relative to the wall surface. This dimensional change improves ergonomics by aligning the dispensing and collection mechanisms with natural user access patterns, while the segmented housing design maintains structural compactness
Data Source
AI summary
A fabric towel dispenser includes a main housing having a receiving compartment, a used towel supporting shaft, a dispensing roller, a driving assembly, a plurality of guiding members, and a towel replacement arrangement. The used towel supporting shaft extends perpendicularly from the wall surface on which the main housing is mounted for supporting a used towel roll. The towel replacement arrangement includes a supporting panel which is capable of operating between a locking mode and a releasing mode, wherein in the locking mode, the supporting panel is securely connected to the used towel supporting shaft to lock up a position of the used towel supporting shaft in the receiving compartment, wherein in the releasing mode, the supporting panel is arranged to unlock the used towel supporting shaft for facilitating disposal of the used towel sheet.