Patent US3213663A successfully refreshed from Google Patents.
US3213663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die holder having universal movement
Assignee: Marmon Group Inc
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Filing: 1964-02-04
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Granted: 1965-10-26
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Expires: 1984-02-04
Abstract
No abstract record available.
Inventors
- 👤 Richard L Coan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:23
CPC Classifications
B; B21; B21C; B21C3/00; B21C3/02; B21C3/12; B21C3/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
APPARATUS FOR TUBE DRAWING AND THE LIKE, COMPRISING A HOUSING BLOCK HAVING A SPEHERICAL RECESS AND PROVIDED WITH VERTICALLY-EXTENDING TRUNNIONS JURNALLED FOR ROTATION ABOUT A VETTICAL AXIS, A BALL-SHAPED MEMBER DISPOSED IN SAID RECESS, DIES MOUNTED IN SAID MEMBER, MEANS FOR FACILITATING UNIVERSAL MOVEMENT OF SAID MEMBER RELATIVELY TO SAID RECESS, SAID MEANS COMPRISING A HOLLOW HEMISPHERICAL CAGE INTERPOSED BETWEEN THE WALL OF SAID RECESS AND SAID BALL-SHAPED MEMBER, SAID CAGE HAVING A MULTIPLICITY OF RADIALLY-EXTENDING OPENINGS, BEARING BALLS DISPOSED IN SAID OPENINGS, SAID BALLS ROLLABLE ON THE WALL OF SAID RECESS AND ON THE EXTERIOR OF SAID BALL-SHAPED MEMBER, AND MEANS SECURED TO SAID HOUSING BLOCK FOR RETAINING SAID BALL-SHAPED MEMBERA AND CAGE AGAINST DISPLACEMENT FROM SAID BLOCK.
Claim 2
Dependent Claim
119 words
APPARATUS FOR TUBE DRAWING AND THE LIKE, COMPRISING A HOUSING BLOCK HAVING A SPEHERICAL RECESS AND PROVIDED WITH VERTICALLY-EXTENDING TRUNNIONS JURNALLED FOR ROTATION ABOUT A VETTICAL AXIS, A BALL-SHAPED MEMBER DISPOSED IN SAID RECESS, DIES MOUNTED IN SAID MEMBER, MEANS FOR FACILITATING UNIVERSAL MOVEMENT OF SAID MEMBER RELATIVELY TO SAID RECESS, SAID MEANS COMPRISING A HOLLOW HEMISPHERICAL CAGE INTERPOSED BETWEEN THE WALL OF SAID RECESS AND SAID BALL-SHAPED MEMBER, SAID CAGE HAVING A MULTIPLICITY OF RADIALLY-EXTENDING OPENINGS, BEARING BALLS DISPOSED IN SAID OPENINGS, SAID BALLS ROLLABLE ON THE WALL OF SAID RECESS AND ON THE EXTERIOR OF SAID BALL-SHAPED MEMBER, AND MEANS SECURED TO SAID HOUSING BLOCK FOR RETAINING SAID BALL-SHAPED MEMBERA AND CAGE AGAINST DISPLACEMENT FROM SAID BLOCK.
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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |