Toilet seat sanitary protector changer
US6615411B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Sep 15, 2001 |
| Grant date | Sep 9, 2003 |
| Priority date | — |
| Expiry date | Sep 15, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47K13/225
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
There is provided a toilet seat sanitary protector changer which may be provided in new public rest facilities or retrofitted to existing facilities. The changer generally includes a seat having a supply assembly positioned on one side and a takeup assembly provided on the opposite side. The seat includes mounting structure for movably mounting the seat to an existing toilet bowl. The changer is configured to receive a supply of a continuous strip of sanitary protective covers in supply assembly and feed the covers across the seat to the takeup assembly. The takeup assembly includes a slotted takeup rod configured to receive a leading end of the strip of covers and a prestressed constant torque spring motor affixed relative to the takeup rod so as to rotate the takeup rod a predetermined number of times. A multiplier gear may be provided to increase the number of turns of the takeup rod relative to the number of turns of the spring motor. The supply assembly includes a braking mechanism which is configured to tension the strip of protectors across the seat and a sensor which is engageable with apertures in the protective covers so as to halt advancement of the cover as an aperture …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.