Patent US3140739A successfully refreshed from Google Patents.
US3140739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for forming continuously moving strip material
Assignee: Individual
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Filing: 1961-07-05
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Granted: 1964-07-14
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Expires: 1981-07-05
Abstract
No abstract record available.
Inventors
- 👤 Floyd J Moltchan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:25
CPC Classifications
B; B23; B23D; B23D25/00; B23D25/02; B23D25/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
IN THE METHOD FOR FORMING CONTINUOUSLY MOVING LONGITUDINALLY CORRUGATED STRIP MATERIAL ALONG A PLANE EXTENDING TRANSVERSE TO THE DIRECTION OF MOVEMENT OF THE STRIP, WITH THE STRIP MATERIAL MOVING ALONG A STRAIGHT LINE PATH EXTENDING PARALLEL TO ITS LONGITUDINAL AXIS, THE STEPS OF PASSING THE STRIP MATERIAL BETWEEN A PUNCH AND DIE WITH THE PUNCH BEING LOCATED BELOW THE STRAIGHT LINE PATH OF TRAVEL OF THE STRIP, ACCELERATING SAID PUNCH AND DIE TO MOVE IN THE DIRECTION OF STRIP MOVEMENT UNTIL THEY MOVE IN SYNCHRONISM WITH THE STRIP, THEREAFTER FORCING THE PUNCH INTO THE DIE WHILE DEFORMING THE CORRUGATED MATERIAL IN A SIDEWAYS DIRECTION WITH RESPECT TO ITS DIRECTION OF TRAVEL AND WHILE DEFLECTING THE STRIP DOWNWARDLY FROM ITS NORMAL PATH OF TRAVEL, AND FINALLY SEPARATING THE PUNCH AND DIE WHILE FORCING THE STRIP BACK INTO ITS NORMAL PATH OF TRAVEL SUCH THAT IT WILL PASS OVER THE DIE WITH ITS CROSS SECTION FORMED INTO THE SHAPE OF THE DIE.
Claim 2
Dependent Claim
160 words
IN THE METHOD FOR FORMING CONTINUOUSLY MOVING LONGITUDINALLY CORRUGATED STRIP MATERIAL ALONG A PLANE EXTENDING TRANSVERSE TO THE DIRECTION OF MOVEMENT OF THE STRIP, WITH THE STRIP MATERIAL MOVING ALONG A STRAIGHT LINE PATH EXTENDING PARALLEL TO ITS LONGITUDINAL AXIS, THE STEPS OF PASSING THE STRIP MATERIAL BETWEEN A PUNCH AND DIE WITH THE PUNCH BEING LOCATED BELOW THE STRAIGHT LINE PATH OF TRAVEL OF THE STRIP, ACCELERATING SAID PUNCH AND DIE TO MOVE IN THE DIRECTION OF STRIP MOVEMENT UNTIL THEY MOVE IN SYNCHRONISM WITH THE STRIP, THEREAFTER FORCING THE PUNCH INTO THE DIE WHILE DEFORMING THE CORRUGATED MATERIAL IN A SIDEWAYS DIRECTION WITH RESPECT TO ITS DIRECTION OF TRAVEL AND WHILE DEFLECTING THE STRIP DOWNWARDLY FROM ITS NORMAL PATH OF TRAVEL, AND FINALLY SEPARATING THE PUNCH AND DIE WHILE FORCING THE STRIP BACK INTO ITS NORMAL PATH OF TRAVEL SUCH THAT IT WILL PASS OVER THE DIE WITH ITS CROSS SECTION FORMED INTO THE SHAPE OF THE DIE.
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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |