Squeegee having at least one renewable blade surface for treating a target surface
US8578543B2 · kind B2 · utility
2Cited by
48References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 2011 |
| Grant date | Nov 12, 2013 |
| Priority date | — |
| Expiry date | Nov 9, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L1/06
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A device for treating a target surface, such as occurs when cleaning a window. The device has plural squeegee blades joined by a head. The head has a slot therethrough. A sheet may be longitudinally move over one or more than one of the blades to renew its surface before, during or after use. Each squeegee blade may have a dedicated sheet. The sheet(s) may travel through the slot to originate from or be stored within the head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.