Jet mouth piece
US4129257A · kind A · utility
Inventor
Key dates
| Filing date | Dec 2, 1976 |
| Grant date | Dec 12, 1978 |
| Priority date | — |
| Expiry date | Dec 2, 1996 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B1/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A nozzle intended for a jet-pipe working with a pressurized liquid with said nozzle comprising a throttle valve head surrounded by an orifice sleeve and being pendulum-like supported by a longitudinal shaft pointing in counter-current direction, wherein the orifice sleeve constitutes one of two sleeves being rotatably journalled on each other, one of the sleeves having a runner being in mesh with a guide in the other one of the sleeves, the guide having a pitch in order to give the valve head a positively controlled axial movement by rotating the sleeves in between, the shaft is supported by a transverse shaft which extends in the diametrical direction through the inner sleeve, the transverse shaft extends through the wall of the connection sleeve into the guide, the latter being constituted by a slit made in the orifice sleeve .
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.