US3344841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus for a continuous cast billet
Assignee: Raymond Kaiser Engineers Inc
•
Filing: 1965-06-18
•
Granted: 1967-10-03
•
Expires: 1985-06-18
Abstract
No abstract record available.
Inventors
- 👤 Fredrick W Rys
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:03
CPC Classifications
H; H02; H02P; H02P5/00; H02P5/46; H02P5/48; B; B22; B22D; B22D11/00; B22D11/12; B22D11/1226; B22D11/16; B22D11/20; B22D11/201; B22D11/206
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A CONTINUOUS CASTING MACHINE COMPRISING: (A) A CASTING MOLD; (B) PINCH ROLLS FOR WITHDRAWIBG CONTINUOUSLY A CAST STRAND FROM SAID MOLD; (C) STRAIGHTENER ROLLS FOR STRAIGHTENING SAID CAST STRAND; (D) MEANS FOR DRIVING SAID STRAIGHTENER ROLLS AT A SPEED PROPORTIONAL TO THE SPEED OF SAID PINCH ROLLS WHEREBY SAID CAST STRAND EXTENDS IN AN ARC FROM SAID PINCH ROLLS TO SAID STRAIGHTENER ROLLS; AND
Claim 2
Dependent Claim
64 words
A CONTINUOUS CASTING MACHINE COMPRISING: (A) A CASTING MOLD; (B) PINCH ROLLS FOR WITHDRAWIBG CONTINUOUSLY A CAST STRAND FROM SAID MOLD; (C) STRAIGHTENER ROLLS FOR STRAIGHTENING SAID CAST STRAND; (D) MEANS FOR DRIVING SAID STRAIGHTENER ROLLS AT A SPEED PROPORTIONAL TO THE SPEED OF SAID PINCH ROLLS WHEREBY SAID CAST STRAND EXTENDS IN AN ARC FROM SAID PINCH ROLLS TO SAID STRAIGHTENER ROLLS; AND
References Cited (Backward Citations)
US2332759A
Cited
US2682691A
Cited
US2753605A
Cited
US3047915A
Cited
US3270376A
Cited
US3257691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |