US3157923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for transporting molten metal
Assignee: Individual
•
Filing: 1961-07-31
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Granted: 1964-11-24
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Expires: 1981-07-31
Abstract
No abstract record available.
Inventors
- 👤 Hodler Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:45
CPC Classifications
B; B22; B22D; B22D39/00; B22D39/02; B22D39/026; B22D17/00; B22D17/20; B22D17/30; C; C21; C21B; C21B3/00; C21B3/04; C21B3/06; C21B3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
AN APPARATUS FOR TRANSPORTING MOLTEN METAL FROM AN OPEN-TOPPED MELTING BATH TO A MOLD CHARGING APERTURE HORIZONTALLY SPACED FROM SAID BATH A PREDETERMINED DISTANCE, SAID APPARATUS COMPRISING, IN COMBINATION: (A) ELONGATED STATIONARY GUIDE MEANS ADAPTED TO EXTEND FROM A FIRST LOCATION ADJACENT THE OPEN TOP OF SAID MELTING BATH OVER SAID DISTANCE TO A SECOND LOCATION ADJACENT SAID MOLD CHARGING APERTURE; (B) A CARRIAGE MOUNTED ON SAID GUIDE MEANS FOR MOVEMENT THEREON BETWEEN SAID TWO LOCATIONS IN SAID DIRECTION; (C) RIGID CARRIER MEANS SLIDABLY GUIDED ON SAID CARRIAGE FOR VERTICAL MOVEMENT IN A FIXED PATH RELATIVE TO SAID CARRIAGE; (D) MOVING MEANS ON SAID CARRIAGE FOR VERTICALLY MOVING SAID CARRIER MEANS IN SAID PATH; (E) A CHARGING CONTAINER RIGIDLY MOUNTED ON SAID CARRIER MEANS, SAID CONTAINER HAVING A BOTTOM PORTION AND BEING FORMED WITH AN OUTLET APERTURE IN SAID BOTTOM PORTION THEREOF; AND (F) CLOSING MEANS FOR SELECTIVELY CLOSING SAID OUTLET APERTURE.
Claim 2
Independent Claim
152 words
AN APPARATUS FOR TRANSPORTING MOLTEN METAL FROM AN OPEN-TOPPED MELTING BATH TO A MOLD CHARGING APERTURE HORIZONTALLY SPACED FROM SAID BATH A PREDETERMINED DISTANCE, SAID APPARATUS COMPRISING, IN COMBINATION: (A) ELONGATED STATIONARY GUIDE MEANS ADAPTED TO EXTEND FROM A FIRST LOCATION ADJACENT THE OPEN TOP OF SAID MELTING BATH OVER SAID DISTANCE TO A SECOND LOCATION ADJACENT SAID MOLD CHARGING APERTURE; (B) A CARRIAGE MOUNTED ON SAID GUIDE MEANS FOR MOVEMENT THEREON BETWEEN SAID TWO LOCATIONS IN SAID DIRECTION; (C) RIGID CARRIER MEANS SLIDABLY GUIDED ON SAID CARRIAGE FOR VERTICAL MOVEMENT IN A FIXED PATH RELATIVE TO SAID CARRIAGE; (D) MOVING MEANS ON SAID CARRIAGE FOR VERTICALLY MOVING SAID CARRIER MEANS IN SAID PATH; (E) A CHARGING CONTAINER RIGIDLY MOUNTED ON SAID CARRIER MEANS, SAID CONTAINER HAVING A BOTTOM PORTION AND BEING FORMED WITH AN OUTLET APERTURE IN SAID BOTTOM PORTION THEREOF; AND (F) CLOSING MEANS FOR SELECTIVELY CLOSING SAID OUTLET APERTURE.
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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) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |