US3137045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine and method for automatically molding wheel weights and the like
Assignee: Wegmann Automotive USA Inc
•
Filing: 1960-11-21
•
Granted: 1964-06-16
•
Expires: 1980-11-21
Abstract
No abstract record available.
Inventors
- 👤 Richard K Sunday
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:43
CPC Classifications
B; B22; B22D; B22D17/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A CASTING MACHINE FOR FORMING METAL OBJECTS, SUCH AS LEAD WHEEL WEIGHTS AND THE LIKE, SAID CASTING MACHINE INCLUDING IN COMBINATION, A PLURALITY OF DIE MEMBERS CONSTRUCTED AND ARRANGED, WHEN IN ENGAGEMENT, TO FORM A DIE CAVITY FOR THE RECEPTION OF MOLTEN METAL, PUMP MEANS FOR INJECTING MOLTEN METAL INTO THE DIE CAVITY, MEANS FOR MOVING THE DIE MEMBERS AWAY FROM ONE ANOTHER, MEANS FOR SMOOTHLY SHEARING THE SPRUE FROM THE FORMED OBJECT AS THE DIE MEMBERS MOVE AWAY FROM ONE ANOTHER, AND MEANS FOR MAINTAINING THE SHEARED SPRUE IN ITS AS CAST POSITION DURING AT LEAST THE INITIAL INCREMENT OF MOVEMENT OF THE DIE MEMBERS AWAY FROM ONE ANOTHER.
Claim 2
Dependent Claim
110 words
A CASTING MACHINE FOR FORMING METAL OBJECTS, SUCH AS LEAD WHEEL WEIGHTS AND THE LIKE, SAID CASTING MACHINE INCLUDING IN COMBINATION, A PLURALITY OF DIE MEMBERS CONSTRUCTED AND ARRANGED, WHEN IN ENGAGEMENT, TO FORM A DIE CAVITY FOR THE RECEPTION OF MOLTEN METAL, PUMP MEANS FOR INJECTING MOLTEN METAL INTO THE DIE CAVITY, MEANS FOR MOVING THE DIE MEMBERS AWAY FROM ONE ANOTHER, MEANS FOR SMOOTHLY SHEARING THE SPRUE FROM THE FORMED OBJECT AS THE DIE MEMBERS MOVE AWAY FROM ONE ANOTHER, AND MEANS FOR MAINTAINING THE SHEARED SPRUE IN ITS AS CAST POSITION DURING AT LEAST THE INITIAL INCREMENT OF MOVEMENT OF THE DIE MEMBERS AWAY FROM ONE ANOTHER.
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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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |