Patent US3232086A successfully refreshed from Google Patents.
US3232086A
Expired / Lapsed
US
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Spark pressure shaping
Assignee: Individual
•
Filing: 1963-12-09
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Granted: 1966-02-01
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Expires: 1983-12-09
Abstract
No abstract record available.
Inventors
- 👤 Inoue Kiyoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:24
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/02; B21D26/06; B21D26/12; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49805; Y10T29/49806
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
IN A METHOD OF SHAPING A BODY WHEREIN A SUBSTANTIALLY CLOSED PRESSURE VESSEL WHICH IS FILLED WITH A DIELECTRIC LIQUID MEDIUM AND SAID VESSEL HAS AT LEAST ONE ENERGY RECEIVING SURFACE FOR TRANSFERRING SHOCK PRESSURE WITHIN SAID LIQUID MEDIUM TO SAID BODY, THE IMPROVEMENT WHICH COMPRISES THE STEPS OF: DISPOSING AT LEAST TWO SPACED PAIRS OF ELECTRODE SURFACES WITHIN SAID MEDIUM IN SAID VESSEL; AND SUCCESSIVELY ENERGIZING SAID PAIRS OF ELECTRODE SURFACES TO GENERATE RESPECTIVE SPARK DISCHARGES IN SUCCESSION
Claim 2
Dependent Claim
79 words
IN A METHOD OF SHAPING A BODY WHEREIN A SUBSTANTIALLY CLOSED PRESSURE VESSEL WHICH IS FILLED WITH A DIELECTRIC LIQUID MEDIUM AND SAID VESSEL HAS AT LEAST ONE ENERGY RECEIVING SURFACE FOR TRANSFERRING SHOCK PRESSURE WITHIN SAID LIQUID MEDIUM TO SAID BODY, THE IMPROVEMENT WHICH COMPRISES THE STEPS OF: DISPOSING AT LEAST TWO SPACED PAIRS OF ELECTRODE SURFACES WITHIN SAID MEDIUM IN SAID VESSEL; AND SUCCESSIVELY ENERGIZING SAID PAIRS OF ELECTRODE SURFACES TO GENERATE RESPECTIVE SPARK DISCHARGES IN SUCCESSION
References Cited (Backward Citations)
US2559227A
Cited
US3007133A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |