FIELD: personal use articles.
SUBSTANCE: invention refers to office supplies, particularly to writing pens. Case and stem with paste are made in the form of connected vessels, and paste moves through an orifice in the stem near writing unit. Gap between vessels is determined so that writing paste does not leak when the pen is overturned.
EFFECT: increased volume of writing paste.
3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| WRITING INSTRUMENT | 2019 |
|
RU2726876C1 |
| FOUNTAIN-PEN | 0 |
|
SU1831441A3 |
| BALL-POINT PEN | 2005 |
|
RU2294842C1 |
| MANUAL MARKING DEVICE | 1993 |
|
RU2135367C1 |
| FOUNTAIN-PEN | 2001 |
|
RU2240234C9 |
| MOTION PICKUP FOR MACHINING DEVICE | 1993 |
|
RU2102699C1 |
| PORTABLE TYPEWRITER | 0 |
|
SU1253823A1 |
| RECORDING TOOL FREE OF FILLER | 1997 |
|
RU2153987C1 |
| PULLING-IN ASSEMBLY FOR WRITING INSTRUMENT | 1993 |
|
RU2098283C1 |
| ELEMENTARY WICK AIR HUMIDIFIER-PURIFIER AND METHOD OF ITS USE | 2011 |
|
RU2557488C2 |
