Patent US3216092A successfully refreshed from Google Patents.
US3216092A
Expired / Lapsed
US
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Method for making wrought y-fittings from a tubular work piece
Assignee: Individual
•
Filing: 1960-10-27
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Granted: 1965-11-09
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Expires: 1980-10-27
Abstract
No abstract record available.
Inventors
- 👤 Alfred C Arbogast
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:26
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/15; B21C37/28; B21C37/29; B21C37/294; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49428; Y10T29/49446; Y10T29/49805; Y10T29/4981
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
THE METHOD OF FORMING A WROUGHT METAL Y-FITTING CONSISTING OF THE STEPS OF MOUNTING WITHIN A DIE CAVITY HAVING A MAIN OPEN ENDED PORTION AND AN OBLIQUELY EXTENDING BRANCH PORTION WITH A CLOSED END AND OF THE SHAPE OF THE FITTING DESIRED A METAL TUBE OF SUBSTANTIALLY THE CROSSSECTIONAL DIMENSION AND WALL THICKNESS DESIRED AND CONTAINING A QUANTITY OF A DEFORMABLE FILLER, INSERTING IN FIXED POSITION IN THE MAIN PORTION OF SAID CAVITY A MEMBER HAVING A CIRCUMFERENTIAL SHOULDER ABUTTING AN END OF SAID TUBE AND HAVING A REDUCED FILLER DEFLECTING PORTION FITTING SNUGLY IN SAID TUBE AND PROJECTING SLIGHTLY PAST AND HAVING AN INNER FACE LOCATED INWARDLY OF AND IMMEDIATELY ADJACENT TO THE ACUTE ANGLED PORTION OF THE DIE AT THE JUNCTION OF SAID MAIN AND BRANCH CAVITY PORTIONS, AND
Claim 2
Independent Claim
131 words
THE METHOD OF FORMING A WROUGHT METAL Y-FITTING CONSISTING OF THE STEPS OF MOUNTING WITHIN A DIE CAVITY HAVING A MAIN OPEN ENDED PORTION AND AN OBLIQUELY EXTENDING BRANCH PORTION WITH A CLOSED END AND OF THE SHAPE OF THE FITTING DESIRED A METAL TUBE OF SUBSTANTIALLY THE CROSSSECTIONAL DIMENSION AND WALL THICKNESS DESIRED AND CONTAINING A QUANTITY OF A DEFORMABLE FILLER, INSERTING IN FIXED POSITION IN THE MAIN PORTION OF SAID CAVITY A MEMBER HAVING A CIRCUMFERENTIAL SHOULDER ABUTTING AN END OF SAID TUBE AND HAVING A REDUCED FILLER DEFLECTING PORTION FITTING SNUGLY IN SAID TUBE AND PROJECTING SLIGHTLY PAST AND HAVING AN INNER FACE LOCATED INWARDLY OF AND IMMEDIATELY ADJACENT TO THE ACUTE ANGLED PORTION OF THE DIE AT THE JUNCTION OF SAID MAIN AND BRANCH CAVITY PORTIONS, AND
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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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |