Cutter
US4872289A · kind A · utility
11Cited by
5References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 1, 1987 |
| Grant date | Oct 10, 1989 |
| Priority date | — |
| Expiry date | Jun 1, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB28D7/04
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A cutter for cutting a plate-like material such as a glass sheet along concentric circular inside and outside cutting lines. The cutter includes a movably mounted supporting base stand, at least two material holding chucks disposed on the supporting base stand, and a moving device for intermittently moving the supporting base stand and sequentially positioning the chucks in a cutting zone. The cutter includes blades for cutting the material held on the chuck means along the circular inside and outside cutting lines in the cutting zone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.