Power winding paper towel dispenser
US4270818A · kind A · utility
Inventor
Key dates
| Filing date | Apr 2, 1979 |
| Grant date | Jun 2, 1981 |
| Priority date | — |
| Expiry date | Apr 2, 1999 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47K10/28
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Dispenser for rolls of paper toweling of standard size and width, accommodating withdrawal of clean roll toweling from a cabinet for use and rolling the spent toweling in a spent towel compartment in the cabinet, for disposal. The roll of clean toweling is inserted in the cabinet from the top and rests on an inclined divider plate separating a clean towel compartment from the spent towel compartment and also bears against a rear wall of the cabinet. The clean toweling is drawn from the cabinet along the divider plate and passed over a sensing switch which establishes an energizing circuit to a winding motor under the control of a limit switch energizing the winding motor upon withdrawal of the toweling and after a time delay sufficient to dry the hands. The clean toweling, as unrolled, passes out of the cabinet through a slot at the top of a recessed portion of the front of the cabinet for use. The used toweling extends through a slot spaced beneath the first slot into the spent towel compartment and is connected at its free end to a spindle. In passing into the cabinet, the spent toweling passes along the arm of a normally closed limit switch, and when under tension, opens the swi…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.