Open AccessVariable orifice for differential pumping in a vacuum system
Author(s) -
R. Beeman,
S. Brajkovich
Publication year - 1976
Language(s) - English
Resource type - Reports
DOI - 10.2172/7152358
Subject(s) - body orifice , shutter , gate valve , vacuum pump , materials science , vacuum chamber , mechanical engineering , mechanics , electrical engineering , engineering , physics , composite material