Patent CA567418A successfully refreshed from Google Patents.
Patent US3197535A successfully refreshed from Google Patents.
US3197535A
Expired / Lapsed
US
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Method of forming three cast-united and relatively movable elements
Assignee: Individual
•
Filing: 1962-04-20
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Granted: 1965-07-27
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Expires: 1982-04-20
Abstract
No abstract record available.
Inventors
- 👤 Louis H Morin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:07
CPC Classifications
B; B22; B22D; B22D19/00; B22D19/12; B22D17/00; F; F16; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/44; F16D3/46; Y; Y10; Y10S; Y10S425/00; Y10S425/034
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
THE METHOD OF FORMING A DIE CAST PRODUCT COMPRISING UNITED RELATIVELY MOVABLE ELEMENTS THE FIRST ELEMENT BEING GENERALLY SPHERICAL IN FORM AND HAVING TWO PAIRS OF NUBBINS THEREIN AND A PAIR OF SECOND NAMED ELEMENTS EACH INCLUDING YOKE PORTIONS ADAPTED TO PARTIALLY ENVELOPE SAID SPHERICAL ELEMENT AND BE ATTACHED THERETO BY SAID NUBBINS, WHICH CONSISTS IN SIMULTANEOUSLY FORMING IN A PAIR OF DIES SAID FIRST ELEMENT AND SAID TWO OTHER ELEMENTS IN SPACED CAVITIES OF SAID DIES BY PRESSURE INJECTION OF CASTING MATERIAL SIMULTANEOUSLY INTO THE SPACED CAVITIES OF THE DIES, THEN SHIFTING THE CAST ELEMENTS BY A CORE PIN TO MOVE THE FIRST NAMED ELEMENT INTO REGISTERING POSTITION WITH THE SECOND NAMED CAVITIES, WHEREBY, IN THE
Claim 2
Independent Claim
117 words
THE METHOD OF FORMING A DIE CAST PRODUCT COMPRISING UNITED RELATIVELY MOVABLE ELEMENTS THE FIRST ELEMENT BEING GENERALLY SPHERICAL IN FORM AND HAVING TWO PAIRS OF NUBBINS THEREIN AND A PAIR OF SECOND NAMED ELEMENTS EACH INCLUDING YOKE PORTIONS ADAPTED TO PARTIALLY ENVELOPE SAID SPHERICAL ELEMENT AND BE ATTACHED THERETO BY SAID NUBBINS, WHICH CONSISTS IN SIMULTANEOUSLY FORMING IN A PAIR OF DIES SAID FIRST ELEMENT AND SAID TWO OTHER ELEMENTS IN SPACED CAVITIES OF SAID DIES BY PRESSURE INJECTION OF CASTING MATERIAL SIMULTANEOUSLY INTO THE SPACED CAVITIES OF THE DIES, THEN SHIFTING THE CAST ELEMENTS BY A CORE PIN TO MOVE THE FIRST NAMED ELEMENT INTO REGISTERING POSTITION WITH THE SECOND NAMED CAVITIES, WHEREBY, IN THE
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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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |