Attachment apparatus for disc protective sheet and attachment method therefore
US6568452B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 17, 2000 |
| Grant date | May 27, 2003 |
| Priority date | — |
| Expiry date | Jul 17, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1768
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An attachment apparatus for disc protective sheet which is adapted for attaching disc protective sheet for protecting disc rotatably accommodated within a cartridge body formed by connecting or joining a pair of upper and lower halves with respect to the surface opposite to the disc of the half. This apparatus comprises a supporting mechanism for supporting halves constituting the cartridge body to which disc protective sheets are attached, a supply mechanism for supplying disc protective sheet to the half, the disc protective sheet being such that a cut portion larger than an opening portion provided at the half and facing a portion of the disc toward the external is provided and a thermal fusible layer is provided on the attachment surface of the surface opposite to the disc of the half in the state where the thermal fusible layer is opposed to the surface opposite to the disc of the half and the cut portion is caused to correspond to the opening portion, and a fusing mechanism having outer shape slightly larger than that of the disc protective sheet and disposed in a manner opposite to the supporting mechanism, the fusing mechanism serving to fuse the thermal fusible layer of th…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.