Processing method for undetachably printing pictures on surface of a fastening sheath for shoe lace head
US6119591A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jan 13, 1998 |
| Grant date | Sep 19, 2000 |
| Priority date | — |
| Expiry date | Jan 13, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T24/3797
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A processing method for undetachably printing pictures on the surface of a fastening sheath for a shoe lace head, including the steps of: processing acetic acid fiber at high temperature and then pressing the fiber into transparent film which is wound into a roll of film; printing one side of the film with necessary colorful pictures by general ink printing technique; printing two liquid transparent inks onto the side of the film to cover the colorful pictures as a protective coating for protecting the colorful pictures from being corroded by chemical adhesive agents; and by means of a fixed mold and a movable mold, which are unifiedly operated at a certain temperature, placing the head section of the shoe lace on the fixed mold and spraying chemical adhesive agents such as MEK, acetone, toluene, etc. thereon. The roll of film is then cut off into a segment of film having a certain length with the necessary colorful pictures. Then the head section of the shoe lace is wrapped and fastened by the segment of the film to form a fastening sheath for the shoe lace head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.