Brush tip of liquid applicator and method for producing the same
US4978242A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 9, 1989 |
| Grant date | Dec 18, 1990 |
| Priority date | — |
| Expiry date | May 9, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB43K5/1872
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A brush tip of a liquid applicator is provided with a predetermined thickness flange at its rear end, which flange is provided with a plurality a multiplicity of predetermined length projections at its rear surface, which projections are easily elastically deformable and disposed in a position opposite to that of a fibrous part of the brush tip. A method for producing such bruch tip of the liquid applicator is characterized by the use of a heating platen provided with a plurality of small holes at its front surface, in which small holes is inserted a part of a rear end portion of the brush tip and metled to form a plurality of projections while the remaining rear end portion of the brush tip is melted to form a flange.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.