US3133483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making spirally wound containers
Assignee: Robinson and Sons Ltd
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Filing: 1961-12-13
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Granted: 1964-05-19
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Expires: 1981-12-13
Abstract
No abstract record available.
Inventors
- 👤 Francis G Glasby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:09
CPC Classifications
B; B31; B31C; B31C3/00; B29; B29C; B29C53/00; B29C53/56; B29C53/58; B29C53/60; B29C63/00; B29C63/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
METHOD OF MAKING TUBULAR CONTAINERS WITH A UNITARY PATTERN APPEARING ON THE OUTER SURFACE COMPRISING THE STEPS OF SPIRALLY WINDING ONE OR MORE STRIPS ON A MANDREL CONTINUOUSLY TO FORM TUBE, ONE OF SAID STRIPS BEARING UNITARY PATTERNS TO PRODUCE REQUIRED PATTERNS ON THE TUBE, AND PASSING THE PATTERN STRIP IN PHYSICAL CONTACT WITH A FREELY ROTATABLE ELEMENT BEFORE SAID TUBE IS FORMED, IN COMBINATION WITH THE STEP OF HAVING THE ROTATION OF SAID ROTATABLE ELEMENT DRIVE A CUTTER FOR CUTTING THE PATTERNED TUBE AT INTERVALS BY CONTINUOUS REPEATED CUTTING CYCLES VIA A SERVO MECHANISM TO MOVE THE CUTTER ACCORDING TO THE POSITION OF THE ROTATABLE ELEMENT, THEREBY CAUSING THE CUTTER SPEED AT ANY CHOSEN LOCATION TO BEAR A PREDETERMINED RELATIONSHIP TO THE SURFACE SPEED OF THE ROTATABLE ELEMENT WHICH RELATIONSHIP IS REPEATED IN SUCCESSIVE CUTTING CYCLES FOR THE SAME LOCATION.
Claim 2
Dependent Claim
141 words
METHOD OF MAKING TUBULAR CONTAINERS WITH A UNITARY PATTERN APPEARING ON THE OUTER SURFACE COMPRISING THE STEPS OF SPIRALLY WINDING ONE OR MORE STRIPS ON A MANDREL CONTINUOUSLY TO FORM TUBE, ONE OF SAID STRIPS BEARING UNITARY PATTERNS TO PRODUCE REQUIRED PATTERNS ON THE TUBE, AND PASSING THE PATTERN STRIP IN PHYSICAL CONTACT WITH A FREELY ROTATABLE ELEMENT BEFORE SAID TUBE IS FORMED, IN COMBINATION WITH THE STEP OF HAVING THE ROTATION OF SAID ROTATABLE ELEMENT DRIVE A CUTTER FOR CUTTING THE PATTERNED TUBE AT INTERVALS BY CONTINUOUS REPEATED CUTTING CYCLES VIA A SERVO MECHANISM TO MOVE THE CUTTER ACCORDING TO THE POSITION OF THE ROTATABLE ELEMENT, THEREBY CAUSING THE CUTTER SPEED AT ANY CHOSEN LOCATION TO BEAR A PREDETERMINED RELATIONSHIP TO THE SURFACE SPEED OF THE ROTATABLE ELEMENT WHICH RELATIONSHIP IS REPEATED IN SUCCESSIVE CUTTING CYCLES FOR THE SAME LOCATION.
References Cited (Backward Citations)
US2623445A
Cited
US2623443A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |