US3127536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetically-stabilized low pressure arc apparatus and method of operation
Assignee: Union Carbide Corp
•
Filing: 1960-12-23
•
Granted: 1964-03-31
•
Expires: 1980-12-23
Abstract
No abstract record available.
Inventors
- 👤 Charles K Mclane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:06
CPC Classifications
H; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32; H05H1/34; H05H1/40; H01; H01J; H01J17/00; H01J17/02; H01J17/14; H05B; H05B7/00; H05B7/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A DEVICE FOR PRODUCING A VERY STABLE LOW PRESSURE PRIMARY ARC WHICH COMPRISES A LEAK-TIGHT ARC CHAMBER; MEANS FOR ESTABLISHING A MAGNETIC FIELD WITHIN SAID CHAMBER IN A DIRECTION PARALLEL TO THE AXIS OF SAID PRIMARY ARC, A PRIMARY ANODE MOUNTED WITHIN SAID CHAMBER, A CATHODE STRUCTURE CONSISTING OF A CATHODE AND CATHODE HOLDER MOUNTED WITHIN SAID CHAMBER IN SPACED RELATION TO SAID PRIMARY ANODE AND IN AXIAL ALIGNMENT THEREWITH, A COOLED SECONDARY ANODE MOUNTED WITHIN SAID CHAMBER AND SURROUNDING THE TIP OF SAID CATHODE AND ELECTRICALLY INSULATED THEREFROM, A POWER SUPPLY MEANS CONNECTED IN A FIRST CIR-
Claim 2
Independent Claim
98 words
A DEVICE FOR PRODUCING A VERY STABLE LOW PRESSURE PRIMARY ARC WHICH COMPRISES A LEAK-TIGHT ARC CHAMBER; MEANS FOR ESTABLISHING A MAGNETIC FIELD WITHIN SAID CHAMBER IN A DIRECTION PARALLEL TO THE AXIS OF SAID PRIMARY ARC, A PRIMARY ANODE MOUNTED WITHIN SAID CHAMBER, A CATHODE STRUCTURE CONSISTING OF A CATHODE AND CATHODE HOLDER MOUNTED WITHIN SAID CHAMBER IN SPACED RELATION TO SAID PRIMARY ANODE AND IN AXIAL ALIGNMENT THEREWITH, A COOLED SECONDARY ANODE MOUNTED WITHIN SAID CHAMBER AND SURROUNDING THE TIP OF SAID CATHODE AND ELECTRICALLY INSULATED THEREFROM, A POWER SUPPLY MEANS CONNECTED IN A FIRST CIR-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |