US3143306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel making apparatus
Assignee: Preload Corp
•
Filing: 1960-08-12
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Granted: 1964-08-04
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Expires: 1980-08-12
Abstract
No abstract record available.
Inventors
- 👤 Maximilian J Dijkmans
- 👤 Jr Leroy Magers
- 👤 Raymond S Beiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:36
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/56; B29C53/58; B29C53/60; B29C53/602; B29C53/80; B29C53/82; B29C53/821; B29C53/824; B29C69/00; B29C69/001; B29C69/002; B29C70/00; B29C70/04; B29C70/06; B29C70/08; B29C70/088; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49874
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
APPARATUS FOR MAKING MODULAR FILAMENT WOUND REINFORCED PLASTIC PANELS OF VARIOUS RADII OF CURVATURE, SAID APPARATUS COMPRISING A SUPPORT FRAME, A DRIVEN SHAFT SUPPORTED ON SAID FRAME, A FLEXIBLE SURFACE MANDREL HAVING LONGITUDINAL AND TRANSVERSE SIDES, AND MANDREL BEING MOUNTED ON THE SHAFT, SAID LONGITUDINAL SIDES BEING SUBSTANTIALLY PARALLEL TO THE SHAFT AND SAID TRANSVERSE SIDES LYING IN A PLANE SUBSTANTIALLY PERPENDICULAR TO THE SHAFT, ADJUSTABLE POSITION MEANS WITHIN THE MANDREL FOR CURVING THE FLEXIBLE SURFACE OF THE MANDREL TO A SELECTED RADIUS OF CURVATURE ABOUT THE AXIS OF THE SHAFT WHEREBY SAID SURFACE MANDREL IS CURVED IN THE PLANE OF THE TRANS-
Claim 2
Dependent Claim
103 words
APPARATUS FOR MAKING MODULAR FILAMENT WOUND REINFORCED PLASTIC PANELS OF VARIOUS RADII OF CURVATURE, SAID APPARATUS COMPRISING A SUPPORT FRAME, A DRIVEN SHAFT SUPPORTED ON SAID FRAME, A FLEXIBLE SURFACE MANDREL HAVING LONGITUDINAL AND TRANSVERSE SIDES, AND MANDREL BEING MOUNTED ON THE SHAFT, SAID LONGITUDINAL SIDES BEING SUBSTANTIALLY PARALLEL TO THE SHAFT AND SAID TRANSVERSE SIDES LYING IN A PLANE SUBSTANTIALLY PERPENDICULAR TO THE SHAFT, ADJUSTABLE POSITION MEANS WITHIN THE MANDREL FOR CURVING THE FLEXIBLE SURFACE OF THE MANDREL TO A SELECTED RADIUS OF CURVATURE ABOUT THE AXIS OF THE SHAFT WHEREBY SAID SURFACE MANDREL IS CURVED IN THE PLANE OF THE TRANS-
References Cited (Backward Citations)
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US1497142A
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US1846767A
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US2074592A
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US2785866A
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US2936129A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |