Patent US3248978A successfully refreshed from Google Patents.
US3248978A
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Method and apparatus for punching flexible strip stock
Assignee: KUKA SE & Co KGaA
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Filing: 1964-07-07
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Granted: 1966-05-03
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Expires: 1984-07-07
Abstract
No abstract record available.
Inventors
- 👤 Muller Hubert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:36
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/02; B21D28/06; B21D28/08; B26; B26D; B26D7/00; B26D7/01; B26D7/015; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0505; Y10T83/051; Y10T83/444; Y10T83/4486; Y10T83/4488
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A METHOD OF PUNCHING A STRIP OF FIBROUS, METALLIC OR OTHER STOCK IN A PUNCHING PLANE BETWEEN THE DIE MEMBER AND THE PUNCH MEMBER OF A PUNCHING MACHINE, COMPRISING THE STEPS OF INTERMITTENTLY MOVING ONE OF SAID MEMBERS TOWARD AND AWAY FROM THE OTHER MEMBER; FEEDING CONSECUTIVE PORTIONS OF THE STRIP THROUGH SAID PUNCHING PLANE BETWEEN INTERMITTENT MOVEMENTS OF SAID ONE MEMBER TOWARD SAID OTHER MEMBER; AND ROCKING SUCH CONSECUTIVE PORTIONS OF THE STRIP LATERALLY BACK AND FORTH IN SAID PUNCHING PLANE AND BETWEEN INTERMITTENT MOVEMENTS OF SAID ONE MEMBER TOWARD SAID OTHER MEMBER WHEREBY SAID MEMBERS FORM A ZIG-ZAG PATTERN IN THE STRIP.
Claim 2
Independent Claim
104 words
A METHOD OF PUNCHING A STRIP OF FIBROUS, METALLIC OR OTHER STOCK IN A PUNCHING PLANE BETWEEN THE DIE MEMBER AND THE PUNCH MEMBER OF A PUNCHING MACHINE, COMPRISING THE STEPS OF INTERMITTENTLY MOVING ONE OF SAID MEMBERS TOWARD AND AWAY FROM THE OTHER MEMBER; FEEDING CONSECUTIVE PORTIONS OF THE STRIP THROUGH SAID PUNCHING PLANE BETWEEN INTERMITTENT MOVEMENTS OF SAID ONE MEMBER TOWARD SAID OTHER MEMBER; AND ROCKING SUCH CONSECUTIVE PORTIONS OF THE STRIP LATERALLY BACK AND FORTH IN SAID PUNCHING PLANE AND BETWEEN INTERMITTENT MOVEMENTS OF SAID ONE MEMBER TOWARD SAID OTHER MEMBER WHEREBY SAID MEMBERS FORM A ZIG-ZAG PATTERN IN THE STRIP.
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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |