US5184085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-voltage pulse generating circuit, and discharge-excited laser and accelerator containing such circuit
Assignee: Proterial Ltd
•
Filing: 1992-04-22
•
Granted: 1993-02-02
•
Expires: 2012-04-22
Abstract
Abstract A first high-voltage pulse generating circuit comprises a magnetic pulse compression circuit having a main saturable reactor provided with a reset circuit, the reset circuit being provided with a second saturable reactor for providing pulse voltage or current for setting a magnetic flux density of the main saturable reactor at a gate initiation point to a predetermined constant level. A second high-voltage pulse generating circuit comprises a magnetic pulse compression circuit having a main saturable reactor, a preset circuit for magnetizing the main saturable reactor to a saturation region thereof, and a set circuit for setting a magnetic flux density of the main saturable reactor at a gate initiation point to a predetermined constant level.
Inventors
- 👤 Shin Nakajima
- 👤 Hiroyuki Aoyama
- 👤 Rihito Kagawa
- 👤 Osamu Shimoe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:00
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/53; H03K3/55; H01; H01S; H01S3/00; H01S3/09; H01S3/097
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
115 words
A high-voltage pulse generating circuit comprising a magnetic pulse compression circuit having a main saturable reactor provided with a reset circuit, said reset circuit including a second saturable reactor for providing said main saturable reactor with a pulse voltage or current for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level, wherein said second saturable reactor blocks a voltage surge of said main saturable reactor in an unsaturated region of said second saturable reactor, and wherein said second saturable reactor is saturated by the pulse current or voltage generated in the reset circuit for setting the magnetic flux density of said main saturable reactor.
Claim 2
Dependent Claim
115 words
A high-voltage pulse generating circuit comprising a magnetic pulse compression circuit having a main saturable reactor provided with a reset circuit, said reset circuit including a second saturable reactor for providing said main saturable reactor with a pulse voltage or current for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level, wherein said second saturable reactor blocks a voltage surge of said main saturable reactor in an unsaturated region of said second saturable reactor, and wherein said second saturable reactor is saturated by the pulse current or voltage generated in the reset circuit for setting the magnetic flux density of said main saturable reactor.
Claim 3
Dependent Claim
52 words
The high-voltage pulse generating circuit according to claim 1, wherein there is a sufficient interval for completing a self-setting action of said main saturable reactor between a period during which gate voltage is applied to the main saturable reactor and a period during which said reset circuit generates pulse voltage or current.
Claim 4
Dependent Claim
50 words
The high-voltage pulse generating circuit according to claim 1, wherein an operating magnetic flux density of said main saturable reactor can be adjusted depending upon input voltage from a dc power supply by controlling the width or intensity of pulse applied to said main saturable reactor from said reset circuit.
Claim 5
Dependent Claim
51 words
The high-voltage pulse generating circuit according to claim 1, wherein an operating magnetic flux density of said main saturable reactor can be adjusted depending upon load variation in said high-voltage pulse generating circuit by controlling the width or intensity of pulse applied to said main saturable reactor from said reset circuit.
Claim 6
Dependent Claim
55 words
A high-voltage pulse generating circuit comprising a magnetic pulse compression circuit having a main saturable reactor, a preset circuit for magnetizing said main saturable reactor to a saturation region thereof, and a set circuit for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level.
Claim 7
Dependent Claim
55 words
A high-voltage pulse generating circuit comprising a magnetic pulse compression circuit having a main saturable reactor, a preset circuit for magnetizing said main saturable reactor to a saturation region thereof, and a set circuit for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level.
Claim 8
Dependent Claim
34 words
The high-voltage pulse generating circuit according to claim 5, wherein said main saturable reactor is magnetized by said preset circuit toward the saturation region which said main saturable reactor reaches in a gate period.
Claim 9
Dependent Claim
39 words
The high-voltage pulse generating circuit according to claim 5, wherein said main saturable reactor is magnetized by said preset circuit toward a different saturation region from the saturation region which said main saturable reactor reaches in a gate period.
Claim 10
Dependent Claim
67 words
The high-voltage pulse generating circuit according to claim 7, wherein said set circuit comprises a saturable reactor for setting the main saturable reactor, such that pulse voltage or current for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level is applied to said main saturable reactor via the second saturable reactor disposed in said set circuit.
Claim 11
Dependent Claim
36 words
The high-voltage pulse generating circuit according to claim 5, wherein said preset circuit comprises a saturable reactor for presetting said main saturable reactor, via which pulse current or voltage is applied to said main saturable reactor.
Claim 12
Dependent Claim
50 words
The high-voltage pulse generating circuit according to claim 5, wherein an operating magnetic flux density of said main saturable reactor can be adjusted depending upon input voltage from a dc power supply by controlling the width or intensity of pulse applied to said main saturable reactor from said set circuit.
Claim 13
Dependent Claim
51 words
The high-voltage pulse generating circuit according to claim 5, wherein an operating magnetic flux density of said main saturable reactor can be adjusted depending upon load variation in said high-voltage pulse generating circuit by controlling the width or intensity of pulse applied to said main saturable reactor from said set circuit.
Claim 14
Dependent Claim
126 words
A high-voltage pulse generating circuit, comprising: a plurality of magnetic pulse compression circuits connected in series, each said magnetic pulse compression circuit including a main saturable reactor provided with a reset circuit, said reset circuit including a second saturable reactor for providing said main saturable reactor with a pulse voltage or current for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level, wherein said second saturable reactor blocks a voltage surge of said main saturable reactor in an unsaturated region of said second saturable reactor, and wherein said second saturable reactor is saturated by the pulse current or voltage generated in the reset circuit for setting the magnetic flux density of said main saturable reactor
Claim 15
Dependent Claim
126 words
A high-voltage pulse generating circuit, comprising: a plurality of magnetic pulse compression circuits connected in series, each said magnetic pulse compression circuit including a main saturable reactor provided with a reset circuit, said reset circuit including a second saturable reactor for providing said main saturable reactor with a pulse voltage or current for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level, wherein said second saturable reactor blocks a voltage surge of said main saturable reactor in an unsaturated region of said second saturable reactor, and wherein said second saturable reactor is saturated by the pulse current or voltage generated in the reset circuit for setting the magnetic flux density of said main saturable reactor
Claim 16
Dependent Claim
66 words
A high-voltage pulse generating circuit, comprising: a plurality of magnetic pulse compression circuits connected in series, each said magnetic pulse compression circuit including a main saturable reactor, a preset circuit for magnetizing said main saturable reactor to a saturation region thereof, and a set circuit for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level.
Claim 17
Dependent Claim
66 words
A high-voltage pulse generating circuit, comprising: a plurality of magnetic pulse compression circuits connected in series, each said magnetic pulse compression circuit including a main saturable reactor, a preset circuit for magnetizing said main saturable reactor to a saturation region thereof, and a set circuit for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level.
Claim 18
Dependent Claim
119 words
A discharge-excited laser comprising a high-voltage pulse generating circuit including a magnetic pulse compression circuit having a main saturable reactor provided with a reset circuit, said reset circuit including a second saturable reactor for providing said main saturable reactor with a pulse voltage or current for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level, wherein said second saturable reactor blocks a voltage surge of said main saturable reactor in an unsaturated region of said second saturable reactor, and wherein said second saturable reactor is saturated by the pulse current or voltage generated in the reset circuit for setting the magnetic flux density of said main saturable reactor.
Claim 19
Dependent Claim
119 words
A discharge-excited laser comprising a high-voltage pulse generating circuit including a magnetic pulse compression circuit having a main saturable reactor provided with a reset circuit, said reset circuit including a second saturable reactor for providing said main saturable reactor with a pulse voltage or current for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level, wherein said second saturable reactor blocks a voltage surge of said main saturable reactor in an unsaturated region of said second saturable reactor, and wherein said second saturable reactor is saturated by the pulse current or voltage generated in the reset circuit for setting the magnetic flux density of said main saturable reactor.
Claim 20
Dependent Claim
59 words
A discharge-excited laser comprising a high-voltage pulse generating circuit comprising a magnetic pulse compression circuit having a main saturable reactor, a preset circuit for magnetizing said main saturable reactor to a saturation region thereof, and a set circuit for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level.
Claim 21
Dependent Claim
59 words
A discharge-excited laser comprising a high-voltage pulse generating circuit comprising a magnetic pulse compression circuit having a main saturable reactor, a preset circuit for magnetizing said main saturable reactor to a saturation region thereof, and a set circuit for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level.
Claim 22
Dependent Claim
118 words
An accelerator comprising a high-voltage pulse generating circuit including a magnetic pulse compression circuit having a main saturable reactor provided with a reset circuit, said reset circuit including a second saturable reactor for providing said main saturable reactor with a pulse voltage or current for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level, wherein said second saturable reactor blocks a voltage surge of said main saturable reactor in an unsaturated region of said second saturable reactor, and wherein said second saturable reactor is saturated by the pulse current or voltage generated in the reset circuit for setting the magnetic flux density of said main saturable reactor.
Claim 23
Dependent Claim
118 words
An accelerator comprising a high-voltage pulse generating circuit including a magnetic pulse compression circuit having a main saturable reactor provided with a reset circuit, said reset circuit including a second saturable reactor for providing said main saturable reactor with a pulse voltage or current for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level, wherein said second saturable reactor blocks a voltage surge of said main saturable reactor in an unsaturated region of said second saturable reactor, and wherein said second saturable reactor is saturated by the pulse current or voltage generated in the reset circuit for setting the magnetic flux density of said main saturable reactor.
Claim 24
Dependent Claim
58 words
An accelerator comprising a high-voltage pulse generating circuit comprising a magnetic pulse compression circuit having a main saturable reactor, a preset circuit for magnetizing said main saturable reactor to a saturation region thereof, and a set circuit for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level.
Claim 25
Dependent Claim
58 words
An accelerator comprising a high-voltage pulse generating circuit comprising a magnetic pulse compression circuit having a main saturable reactor, a preset circuit for magnetizing said main saturable reactor to a saturation region thereof, and a set circuit for setting a magnetic flux density of said main saturable reactor at a gate initiation point to a predetermined constant level.
References Cited (Backward Citations)
GB666574A
Cited
US3015739A
Cited
US3174101A
Cited
US3181012A
Cited
US3296551A
Cited
US3496476A
Cited
US3675116A
Cited
US3737679A
Cited
US3928809A
Cited
US4275317A
Cited
US4549091A
Cited
US4730166A
Cited
US4684821A
Cited
EP0271657A2
Cited
JPS63171172A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-02-02 | 1996-08-03 | 1997-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-02-02 | 2000-08-03 | 2001-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-02-02 | 2004-08-03 | 2005-02-02 | $7700.00 | Window Closed / Lapsed |