Device and method for manufacturing a hollow glass article by controlled blowing
US11377382B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2019 |
| Grant date | Jul 5, 2022 |
| Priority date | — |
| Expiry date | Apr 18, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03B9/3672
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Device for forming a glass article, including a forming mold for receiving a glass blank, and a gas injection device with a blowing head intended to be received in the mouth of the blank, the gas injection device including a pressurized gas inlet, a first injection channel connecting the pressurized gas inlet to at least one outlet port opening into the inside cavity, through a first control solenoid valve, with a first pressure sensor and a first temperature sensor, a vent channel connecting the inside cavity to the outside air, the vent channel being equipped with a second pressure sensor and a second temperature sensor, an electro-pneumatic control unit being configured to control the first control solenoid valve according to the pressure measurements and temperature measurements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.