FIELD: machine building.
SUBSTANCE: die mould (10) to form the glass items with through hole contains three elements: a matrix (11) determining external shape of the formed glass container; die (12) determining internal shape of the formed glass container; covering ring (13). One of the said covering ring (13) and said monolith matrix (11) has projecting part (13a′) determining shape of the through hole.
EFFECT: increased quality of the shaped items with holes due to exclusion of defects on the glass surface.
12 cl, 9 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD AND APPARATUS FOR FORMING CAN END WITH CONTROLLED THINNING OF FORMED PORTIONS OF CAN END | 2015 |
|
RU2679505C2 |
| MOULD FOR MOULDING PLASTIC ARTICLES AND METHOD OF PRODUCING MOULD COMPONENTS | 2006 |
|
RU2427464C2 |
| PLASTIC BAG PRODUCTION PLANT | 2011 |
|
RU2556674C2 |
| APPARATUS FOR MOULDING ARTICLES MADE OF QUICKLY HARDENING BLENDS | 1991 |
|
RU2005611C1 |
| APPARATUS FOR MOLDING GLASS PRODUCTS | 1994 |
|
RU2087430C1 |
| METHOD OF PRODUCING ABRASIVE TOOL | 0 |
|
SU861052A1 |
| COMPRESSION FORMING MACHING | 2006 |
|
RU2393087C2 |
| METHOD AND APPARATUS FOR THERMAL MOLDING OF HOLLOW OBJECTS WITH THERMOPLASTIC MATERIAL SHEET AS THEIR BASIS | 1993 |
|
RU2080262C1 |
| MOULDING DEVICE AND METHOD | 2021 |
|
RU2817733C1 |
| BILLET FOR PRODUCING CONTAINERS AND APPROPRIATE CONTAINER | 2007 |
|
RU2421331C2 |
