FIELD: stationary products. SUBSTANCE: plastic shell of pencil is composed of set of identical truncated hollow cones or pyramids which are installed uniaxially one inside other and are coupled with welding over external side. Graphite refill is positional in shell coaxially. Refill is fixed with the help of friction forces or of adhesive. EFFECT: facilitated manufacture. 3 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| 0 |
|
SU1784508A1 | |
| ARRANGEMENT FOR SHARPENING GRAPHITE CORES | 0 |
|
SU1220821A1 |
| SHARPENING APPLIANCE | 1992 |
|
RU2067541C1 |
| APPARATUS FOR SHARPENING GRAPHITE RODS OF PENCILS | 0 |
|
SU704831A1 |
| DEVICE FOR SHARPENING OF RODS | 2015 |
|
RU2590739C1 |
| DEVICE FOR SHARPENING PENCIL LEADS | 0 |
|
SU745721A1 |
| WRITING, SCHEMATIC DRAWING, DRAWING OR COSMETIC EQUIPMENT, COMPRISING CELLULAR BODY, AND METHOD FOR MANUFACTURING CELLULAR BODY OR EQUIPMENT COMPRISING CELLULAR BODY | 2012 |
|
RU2581979C2 |
| MICROHOTBED | 1997 |
|
RU2118881C1 |
| AUTOPENCIL | 2007 |
|
RU2331526C1 |
| PHARMACEUTICAL CASSETTE | 1993 |
|
RU2071313C1 |
