US3260089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for forming a peripheral groove in a tubular body
Assignee: Pet Milk Co
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Filing: 1964-02-17
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Granted: 1966-07-12
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Expires: 1984-02-17
Abstract
No abstract record available.
Inventors
- 👤 Burton W Hazelton
- 👤 Fred R Kauten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:18
CPC Classifications
B; B21; B21D; B21D17/00; B21D17/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A MACHINE FOR MAKING CAN BODIES HAVING A CIRCUMFERENTIAL INWARDLY DIRECTED GROOVE ADJACENT TO ONE END COMPRISING (A) SUPPORT MEANS, (B) DRIVE MEANS, AND (C) A PAIR OF TIMED HEADS ROTATED BY THE DRIVE MEANS AND MOUNTED ON THE SUPPORT MEANS, (D) ONE OF THE TIMED HEADS COMPRISING MEANS FOR RECEIVING A HOLLOW OPEN ENDED TUBULAR CAN BODY, MEANS FOR GRASPING THE BODY, MEANS FOR URGING THE BODY TOWARD THE SECOND HEAD, MEANS FOR RETRACTING THE BODY, AND MEANS FOR RELEASING THE BODY AS THE FIRST HEAD IS ROTATED, (E) THE SECOND OF THE HEADS COMPRISING MEANS FOR RECEIVING ONE END OF THE CAN BODY, MEANS FOR FORMING AN INWARDLY DIRECTED CIRCUMFERENTIAL GROOVE IN THE CAN BODY ADJACENT TO THE END AS THE HEAD IS ROTATED, AND AN ANNULAR ESSENTIALLY INCOMPRESSIBLE INTERNAL SUPPORT MEMBER FOR INTERNALLY SUPPORTING THE CAN BODY DURING GROOVING, SAID MEMBER HAVING A PERIPHERAL GROOVE INTO WHICH THE CAN WALL IS MOVED DURING GROOVING.
Claim 2
Dependent Claim
157 words
A MACHINE FOR MAKING CAN BODIES HAVING A CIRCUMFERENTIAL INWARDLY DIRECTED GROOVE ADJACENT TO ONE END COMPRISING (A) SUPPORT MEANS, (B) DRIVE MEANS, AND (C) A PAIR OF TIMED HEADS ROTATED BY THE DRIVE MEANS AND MOUNTED ON THE SUPPORT MEANS, (D) ONE OF THE TIMED HEADS COMPRISING MEANS FOR RECEIVING A HOLLOW OPEN ENDED TUBULAR CAN BODY, MEANS FOR GRASPING THE BODY, MEANS FOR URGING THE BODY TOWARD THE SECOND HEAD, MEANS FOR RETRACTING THE BODY, AND MEANS FOR RELEASING THE BODY AS THE FIRST HEAD IS ROTATED, (E) THE SECOND OF THE HEADS COMPRISING MEANS FOR RECEIVING ONE END OF THE CAN BODY, MEANS FOR FORMING AN INWARDLY DIRECTED CIRCUMFERENTIAL GROOVE IN THE CAN BODY ADJACENT TO THE END AS THE HEAD IS ROTATED, AND AN ANNULAR ESSENTIALLY INCOMPRESSIBLE INTERNAL SUPPORT MEMBER FOR INTERNALLY SUPPORTING THE CAN BODY DURING GROOVING, SAID MEMBER HAVING A PERIPHERAL GROOVE INTO WHICH THE CAN WALL IS MOVED DURING GROOVING.
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |