US3351740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Punching apparatus
Assignee: Olympia Werke AG
•
Filing: 1963-07-25
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Granted: 1967-11-07
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Expires: 1983-07-25
Abstract
No abstract record available.
Inventors
- 👤 Heuer Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:26
CPC Classifications
G; G06; G06K; G06K1/00; G06K1/12; G06K1/128; B; B26; B26F; B26F1/00; B26F1/26; B26F1/28; Y; Y10; Y10T; Y10T83/00; Y10T83/525; Y10T83/533; Y10T83/541
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
AN APPARATUS FOR PERFORATING CODED HOLES IN A TAPE COMPRISING MEANS FOR ADVANCING THE TAPE, FIRST ELECTRODES DISPOSED ON ONE SIDE OF THE TAPE AND SECOND ELECTRODES DISPOSED ON THE OPPOSITE SIDE OF THE TAPE FOR PERFORATING THE TAPE WITH AN ELECTRIC SPARK, THE IMPROVEMENT COMPRISING SAID FIRST ELECTRODES HAVING FIRST RING-SHAPED EDGES AND SAID SECOND ELECTRODES HAVING SECOND RING-SHAPED EDGES OF SUBSTANTIALLY THE SAME DIAMETER OF SAID FIRST RING-SHAPED EDGES; SAID FIRST RING-SHAPED EDGES DISPOSED COAXIAL TO SAID SECOND RING-SHAPED EDGES DEFINING A GAP WHEREBY A SPARK WHICH FORMS AT ONE POINT BETWEEN A PAIR OF SAID EDGES MOVES AROUND THE PERIPHERIES OF SAID EDGES IN A CLOSED PATH SEVERING A RONDELLE FROM THE TAPE BY BURNING AWAY THE PERIPHERY OF THE RONDELLE, IN COMBINATION WITH PNEU-
Claim 2
Independent Claim
128 words
AN APPARATUS FOR PERFORATING CODED HOLES IN A TAPE COMPRISING MEANS FOR ADVANCING THE TAPE, FIRST ELECTRODES DISPOSED ON ONE SIDE OF THE TAPE AND SECOND ELECTRODES DISPOSED ON THE OPPOSITE SIDE OF THE TAPE FOR PERFORATING THE TAPE WITH AN ELECTRIC SPARK, THE IMPROVEMENT COMPRISING SAID FIRST ELECTRODES HAVING FIRST RING-SHAPED EDGES AND SAID SECOND ELECTRODES HAVING SECOND RING-SHAPED EDGES OF SUBSTANTIALLY THE SAME DIAMETER OF SAID FIRST RING-SHAPED EDGES; SAID FIRST RING-SHAPED EDGES DISPOSED COAXIAL TO SAID SECOND RING-SHAPED EDGES DEFINING A GAP WHEREBY A SPARK WHICH FORMS AT ONE POINT BETWEEN A PAIR OF SAID EDGES MOVES AROUND THE PERIPHERIES OF SAID EDGES IN A CLOSED PATH SEVERING A RONDELLE FROM THE TAPE BY BURNING AWAY THE PERIPHERY OF THE RONDELLE, IN COMBINATION WITH PNEU-
References Cited (Backward Citations)
US1451610A
Cited
US1984657A
Cited
US2125480A
Cited
US2374214A
Cited
US2404147A
Cited
US2550366A
Cited
US2818490A
Cited
US2756317A
Cited
US2994783A
Cited
US3183518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |