US3329083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for tightening and banding metal coils
Assignee: Individual
•
Filing: 1965-09-13
•
Granted: 1967-07-04
•
Expires: 1985-09-13
Abstract
No abstract record available.
Inventors
- 👤 Bellmann Friedhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:28
CPC Classifications
B; B65; B65B; B65B27/00; B65B27/06; B21; B21C; B21C47/00; B21C47/24; Y; Y10; Y10S; Y10S242/00; Y10S242/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
THE METHOD OF TIGHTENING AND BANDING A METAL COIL WHICH COMPRISES; SUPPORTING THE COIL WITH THE AXIS THEREOF VERTICAL, ENGAGING CIRCUMFERENTIALLY SPACED POINTS OF THE OUTER PERIPHERY OF THE COIL WITH RADIALLY INWARDLY DIRECTED PRESSURE, MOVING THE SAID POINTS OF ENGAGEMENT CIRCUMFERENTIALLY OF THE COIL WHILE MAINTAINING THE SAID PRESSURE TO THEREBY COMPRESS AND TIGHTEN THE COIL, FEEDING A STRIP OF BANDING MATERIAL IN A PLANE PERPENDICULAR TO THE AXIS OF THE COIL AND CIRCUMFERENTIALLY AROUND THE COIL UNTIL THE STRIP OVERLAPS ITSELF WHILE STILL MAINTAINING SAID PRESSURE, CLAMPING THE LEADING END OF THE STRIP TO THE COIL, EXERTING TENSION ON THE TRAILING REGION OF THE STRIP TO TIGHTEN THE STRIP ABOUT THE COIL, CLAMPING THE TRAILING REGION OF THE STRIP TO THE COIL, CUTTING OFF THE STRIP OUTWARDLY OF THE COIL
Claim 2
Independent Claim
132 words
THE METHOD OF TIGHTENING AND BANDING A METAL COIL WHICH COMPRISES; SUPPORTING THE COIL WITH THE AXIS THEREOF VERTICAL, ENGAGING CIRCUMFERENTIALLY SPACED POINTS OF THE OUTER PERIPHERY OF THE COIL WITH RADIALLY INWARDLY DIRECTED PRESSURE, MOVING THE SAID POINTS OF ENGAGEMENT CIRCUMFERENTIALLY OF THE COIL WHILE MAINTAINING THE SAID PRESSURE TO THEREBY COMPRESS AND TIGHTEN THE COIL, FEEDING A STRIP OF BANDING MATERIAL IN A PLANE PERPENDICULAR TO THE AXIS OF THE COIL AND CIRCUMFERENTIALLY AROUND THE COIL UNTIL THE STRIP OVERLAPS ITSELF WHILE STILL MAINTAINING SAID PRESSURE, CLAMPING THE LEADING END OF THE STRIP TO THE COIL, EXERTING TENSION ON THE TRAILING REGION OF THE STRIP TO TIGHTEN THE STRIP ABOUT THE COIL, CLAMPING THE TRAILING REGION OF THE STRIP TO THE COIL, CUTTING OFF THE STRIP OUTWARDLY OF THE COIL
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) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |