Stippling instrument
US6439793B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 3, 2001 |
| Grant date | Aug 27, 2002 |
| Priority date | — |
| Expiry date | Oct 3, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB43K5/00
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A stippling tool comprising includes a cylindrical main body defining an ink containing chamber therein, a slender ink transfer member having a proximal end portion to which ink in the ink containing chamber is supplied, and a distal end portion extending to an opening of the main body, in which ink is transferred from the proximal end portion to the distal end portion, and a porous elastic stippling member provided on the distal end portion of the ink transfer member, through which the ink permeates. The stippling member having a stippling distal end surface outwardly projecting in a curved shape, and the distal end surface being elastically deformed by a stroke pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.