US3333142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Charged particles accelerator
Assignee: Hitachi Ltd
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Filing: 1963-03-19
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Granted: 1967-07-25
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Expires: 1983-03-19
Abstract
No abstract record available.
Inventors
- 👤 Takeda Yasutsugu
- 👤 Kaneko Yoichi
- 👤 Maekawa Akiji
- 👤 Sawada Ryoka
- 👤 Kimura Hiroshi
- 👤 Kuroda Kunishige
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:51
CPC Classifications
H; H05; H05H; H05H9/00; H05H9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A CHARGED PARTICLE ACCELERATOR APPARATUS COMPRISING A MODULATION GAP OF A FIRST CAVITY FOLLOWED BY A DRIFT TUBE WITH A BUNCHING PARAMETER X1 IN THE RANGE OF 3.0-4.0 AND A MODULATION GAP OF A SECOND RESONANT CAVITY FOLLOWED BY A DRIFT TUBE WITH A BUNCHING PARAMETER X2 IN THE RANGE OF 1.5-2.0 POSITIONED IN THE PATHWAY OF TRAVEL OF CHARGED PARTICLES EMITTED FROM A SOURCE OF CHARGED PARTICLES, A PHASE BUNCHING MEANS ESTABLISHING A GREATER PRODUCT OF THE COUPLING COEFFICIENT N2 AND THE MODULATION VOLTAGE V2 OF THE SECOND MODULATION GAP THAN THE PRODUCT OF THE COUPLING COEFFICIENT N1 AND MODULATION VOLTAGE V1 OF THE FIRST MODULATION GAP, AND AN ACCELERATOR TUBE MEANS FOR ACCELERATING CHARGED PARTICLES PHASE BUNCHED THROUGH THE MEDIUM OF THE AFORESAID COMPOSITE BUNCHING ASSEMBLAGE.
Claim 2
Dependent Claim
128 words
A CHARGED PARTICLE ACCELERATOR APPARATUS COMPRISING A MODULATION GAP OF A FIRST CAVITY FOLLOWED BY A DRIFT TUBE WITH A BUNCHING PARAMETER X1 IN THE RANGE OF 3.0-4.0 AND A MODULATION GAP OF A SECOND RESONANT CAVITY FOLLOWED BY A DRIFT TUBE WITH A BUNCHING PARAMETER X2 IN THE RANGE OF 1.5-2.0 POSITIONED IN THE PATHWAY OF TRAVEL OF CHARGED PARTICLES EMITTED FROM A SOURCE OF CHARGED PARTICLES, A PHASE BUNCHING MEANS ESTABLISHING A GREATER PRODUCT OF THE COUPLING COEFFICIENT N2 AND THE MODULATION VOLTAGE V2 OF THE SECOND MODULATION GAP THAN THE PRODUCT OF THE COUPLING COEFFICIENT N1 AND MODULATION VOLTAGE V1 OF THE FIRST MODULATION GAP, AND AN ACCELERATOR TUBE MEANS FOR ACCELERATING CHARGED PARTICLES PHASE BUNCHED THROUGH THE MEDIUM OF THE AFORESAID COMPOSITE BUNCHING ASSEMBLAGE.
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) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |