US3308001A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for winding hollow articles
Assignee: Rolls Royce Composite Materials Ltd
•
Filing: 1963-07-23
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Granted: 1967-03-07
•
Expires: 1983-07-23
Abstract
No abstract record available.
Inventors
- 👤 Angrave Frederick William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:54
CPC Classifications
B; B65; B65H; B65H81/00; B29; B29C; B29C53/00; B29C53/56; B29C53/58; B29C53/583; B29C53/588; B29C53/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A PIPE WINDING MACHINE COMPRISING A SUPPORTING STRUCTURE, A ROTATING MEMBER SUPPORTED BY THE SUPPORTING STRUCTURE, A SPOOL UPON WHICH MATERIAL FROM WHICH THE PIPE IS TO BE FORMED MAY BE WOND, MEANS MOUNTING THE SPOOL PIVOTALLY ON THE ROTATING MEMBER, A CURVED MANDREL UPON WHICH THE PIPE IS TO BE WOUND AND WHICH CAN BE REMOVED FROM THE WOUND PIPE, A CURVED RIGID GUIDE MEMBER WHOSE AXIS IS OF THE SAME CONTOUR AS THE CENTRE LINE OF THE MANDREL, MEANS ATTACHING THIS RIGID GUIDE MEMBER TO THE MANDREL, AND MEANS FOR RELATIVELY MOVING THE RIGID GUIDE MEMBER AND THUS THE MANDREL WITH RESPECT TO THE SPOOL IN SUCH A WAY THAT THE POINT ON THE CENTRE LINE OF THE MANDREL IN THE PLANE WHICH CONTAINS THE SPOOL AND WHICH IS PERPENDICULAR TO THE CENTRE LINE OF THE MANDEL REMAINS COINCIDING AT ALL TIMES WITH THE AXIS OF ROTATION OF THE ROTATING MEMBER.
Claim 2
Dependent Claim
153 words
A PIPE WINDING MACHINE COMPRISING A SUPPORTING STRUCTURE, A ROTATING MEMBER SUPPORTED BY THE SUPPORTING STRUCTURE, A SPOOL UPON WHICH MATERIAL FROM WHICH THE PIPE IS TO BE FORMED MAY BE WOND, MEANS MOUNTING THE SPOOL PIVOTALLY ON THE ROTATING MEMBER, A CURVED MANDREL UPON WHICH THE PIPE IS TO BE WOUND AND WHICH CAN BE REMOVED FROM THE WOUND PIPE, A CURVED RIGID GUIDE MEMBER WHOSE AXIS IS OF THE SAME CONTOUR AS THE CENTRE LINE OF THE MANDREL, MEANS ATTACHING THIS RIGID GUIDE MEMBER TO THE MANDREL, AND MEANS FOR RELATIVELY MOVING THE RIGID GUIDE MEMBER AND THUS THE MANDREL WITH RESPECT TO THE SPOOL IN SUCH A WAY THAT THE POINT ON THE CENTRE LINE OF THE MANDREL IN THE PLANE WHICH CONTAINS THE SPOOL AND WHICH IS PERPENDICULAR TO THE CENTRE LINE OF THE MANDEL REMAINS COINCIDING AT ALL TIMES WITH THE AXIS OF ROTATION OF THE ROTATING MEMBER.
References Cited (Backward Citations)
US2915102A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |