Published June 13, 1978
| Version v1
Patent
Open
Variable orifice using an iris shutter
Creators
Description
A variable orifice forming mechanism is described that utilizes shutter arrangement adapted to control gas flow, conductance in vacuum systems, as a heat shield for furnace windows, as a beam shutter in sputtering operations, and in any other application requiring periodic or continuously-variable control of material, gas, or fluid flow
Availability note (English)
MF available from INIS under the Report Number.Files
10470330.pdf
Files
(293.5 kB)
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Additional details
Additional titles
- Augmented title (English)
- PAtent
Publishing Information
- Imprint Pagination
- 4 p.
- IPC:
- Int. Cl.F16K31/54; F16K3/C6.
- IPC
- Int. Cl.F16K31/54; F16K3/C6.
- Patent number
- US patent document 4,094,492/A/
INIS
- Country of Publication
- United States
- Country of Input or Organization
- United States
- INIS RN
- 10470330
- Subject category
- S42: ENGINEERING;
- Descriptors DEI
- CONTROL SYSTEMS; FLOWMETERS; FLUID FLOW; FURNACES; GAS FLOW; ORIFICES; SPECIFICATIONS; SPUTTERING; VACUUM SYSTEMS; VARIATIONS
- Descriptors DEC
- MEASURING INSTRUMENTS; OPENINGS
Optional Information
- Notes
- PAT-APPL-760,305.