Patent US3319728A successfully refreshed from Google Patents.
US3319728A
Expired / Lapsed
US
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Automatic weigher and rotary mold conveyor for liquid metal
Assignee: Bolidens Gruvaktiebolag
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Filing: 1964-07-13
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Granted: 1967-05-16
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Expires: 1984-07-13
Abstract
No abstract record available.
Inventors
- 👤 Johansson Fritz Agne
- 👤 Lundgren Erik Alvar
- 👤 Magnuson Lars Gunnar Bonde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:02
CPC Classifications
G; G01; G01G; G01G19/00; B; B22; B22D; B22D25/00; B22D25/02; B22D25/04; B22D39/00; B22D39/04; B22D5/00; B22D5/02; G01G21/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
AN APPARATUS FOR WEIGHING PREDETERMINED AMOUNTS OF METAL IN A LIQUID STATE COMPRISING A MOLDING STATION INCLUDING A LADLE AND MEANS TO ROTATE SAID LADLE TO POUR LIQUID METAL THEREFROM, A PLURALITY OF MOLDS, MEANS TO SEQUENTIALLY POSITION SAID MOLDS BENEATH THE SAID LADLE IN SAID MOLDING STATION, EACH SAID MOLD BEING PIVOTALLY MOUNTED BY ONE END ON SAID MEANS, A FORCE MEASURING DEVICE, THE FREE END OF SAID MOLD IN SAID MOLDING STATION BEING POSITIONED DIRECTLY ABOVE SAID FORCE MEASURING DEVICE, SAID FORCE MEASURING DEVICE BEING MOUNTED IN SUCH A WAY TO RAISE SAID MOLD TO SUBSTANTIALLY BEAR THE ENTIRE
Claim 2
Independent Claim
101 words
AN APPARATUS FOR WEIGHING PREDETERMINED AMOUNTS OF METAL IN A LIQUID STATE COMPRISING A MOLDING STATION INCLUDING A LADLE AND MEANS TO ROTATE SAID LADLE TO POUR LIQUID METAL THEREFROM, A PLURALITY OF MOLDS, MEANS TO SEQUENTIALLY POSITION SAID MOLDS BENEATH THE SAID LADLE IN SAID MOLDING STATION, EACH SAID MOLD BEING PIVOTALLY MOUNTED BY ONE END ON SAID MEANS, A FORCE MEASURING DEVICE, THE FREE END OF SAID MOLD IN SAID MOLDING STATION BEING POSITIONED DIRECTLY ABOVE SAID FORCE MEASURING DEVICE, SAID FORCE MEASURING DEVICE BEING MOUNTED IN SUCH A WAY TO RAISE SAID MOLD TO SUBSTANTIALLY BEAR THE ENTIRE
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) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |