VACUUM CONTROL TMB TYPE 252-1A,
Abstract
The manual describes a system which allows tunnel operation only after a predetermined vacuum level has been obtained, and stops operation when the lower vacuum limit is reached. Both limits are adjustable, and the control system is completely automatic. (Author)
Document Details
- Document Type
- Technical Report
- Publication Date
- Apr 01, 1955
- Accession Number
- AD0650303
Entities
People
- F. H. Kendall Jr