Patent US3207289A successfully refreshed from Google Patents.
US3207289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for delivering pipe lengths sidewise as discharged from rotary straightener or the like
Assignee: United States Steel Corp
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Filing: 1963-04-29
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Granted: 1965-09-21
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Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Frederic M Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:02
CPC Classifications
B; B21; B21D; B21D3/00; B21D3/02; B21D3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
THE COMBINATION OF A SKEWED-ROLL CONVEYOR WITH PROCESSING APPARATUS DELIVERING ROTATING, ELONGATED WORKPIECES AXIALLY ALONG A PREDETERMINED PATH COMPRISING SUPPORTING MEANS, A PLURALITY OF SKEWED ROLLS MOUNTED ON SAID SUPPORTING MEANS AND SPACED ALONG SAID PATH, CONTINUOUS CONFINING MEANS OPENING INWARDLY TOWARD SAID PATH AND AT ONE SIDE THEREOF ADATPED TO CONFINE THEREIN SAID WORKPIECES HAVING LATERAL ROTATIONAL MOVEMENT IN ONE DIRECTION AND TO MAINTAIN SAID ROTATING WORKPIECES SUBSTANTIALLY STRAIGHT, MEANS DRIVING SAID SKEWED ROLLS IN A DIRECTION OPPOSITE TO THE ROTATION OF SAID ROTATING WORKPIECES WHEREBY TO DISCHARGE SAID WORKPIECES LATERALLY FROM SAID PATH IN AN OPPOSITE DIRECTION WHEN SAID WORKPIECES CLEAR SAID APPARATUS AND STOP THEIR ROTATION, AND A CONTINUOUS SKID PLATE MOUNTED ON SAID SUPPORTING MEANS PARALLEL TO AND ADJACENT SAID PATH ADAPTED TO STOP SAID WORKPIECES AFTER DISCHARGE THEREOF FROM SAID SKEWED ROLLS.
Claim 2
Dependent Claim
137 words
THE COMBINATION OF A SKEWED-ROLL CONVEYOR WITH PROCESSING APPARATUS DELIVERING ROTATING, ELONGATED WORKPIECES AXIALLY ALONG A PREDETERMINED PATH COMPRISING SUPPORTING MEANS, A PLURALITY OF SKEWED ROLLS MOUNTED ON SAID SUPPORTING MEANS AND SPACED ALONG SAID PATH, CONTINUOUS CONFINING MEANS OPENING INWARDLY TOWARD SAID PATH AND AT ONE SIDE THEREOF ADATPED TO CONFINE THEREIN SAID WORKPIECES HAVING LATERAL ROTATIONAL MOVEMENT IN ONE DIRECTION AND TO MAINTAIN SAID ROTATING WORKPIECES SUBSTANTIALLY STRAIGHT, MEANS DRIVING SAID SKEWED ROLLS IN A DIRECTION OPPOSITE TO THE ROTATION OF SAID ROTATING WORKPIECES WHEREBY TO DISCHARGE SAID WORKPIECES LATERALLY FROM SAID PATH IN AN OPPOSITE DIRECTION WHEN SAID WORKPIECES CLEAR SAID APPARATUS AND STOP THEIR ROTATION, AND A CONTINUOUS SKID PLATE MOUNTED ON SAID SUPPORTING MEANS PARALLEL TO AND ADJACENT SAID PATH ADAPTED TO STOP SAID WORKPIECES AFTER DISCHARGE THEREOF FROM SAID SKEWED ROLLS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |