Molded rotatable base for a porous pad
US8092730B2 · kind B2 · utility
10Cited by
14References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2006 |
| Grant date | Jan 10, 2012 |
| Priority date | — |
| Expiry date | Sep 13, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2023/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A rotatable base for a porous pad has openings that provide for improved flow distribution of a liquid in the base across a substrate. The rotatable base can be molded from a two piece mold and the openings can have draft angles to facilitate the molding process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.