Trim removal system
US7780052B2 · kind B2 · utility
44Cited by
347References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 18, 2006 |
| Grant date | Aug 24, 2010 |
| Priority date | — |
| Expiry date | Jan 28, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T225/35
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A system for removing chips from a web is disclosed, the system having a rotationally variable speed shoe for receiving a chip, a rotationally constant speed transfer roll for receiving a portion of a web from a die and anvil system, with the shoe initially rotating at a constant speed, slowing to allow a portion of the web to rip away from the chip at a leading rotational edge of the chip, next increasing in rotational speed to allow the chip to rip away from the web at a trailing rotational edge of the chip.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.