US3146962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filament winding machine for mandrel having dome-shaped ends
Assignee: Imperial Chemical Industries Ltd
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Filing: 1962-03-05
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Granted: 1964-09-01
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Expires: 1982-03-05
Abstract
No abstract record available.
Inventors
- 👤 Hardwick John Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:28
CPC Classifications
B; B21; B21F; B21F17/00; B29; B29C; B29C53/00; B29C53/56; B29C53/58; B29C53/60; B29C53/62; B29C53/66; B29C53/665; B29L; B29L2031/00; B29L2031/712
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
FILAMENT WINDING MACHINE COMPRISING: (A) A MANDREL ROTATABLE ABOUT ITS LONGITUDINAL AXIS; (B) FILAMENT GUIDE CARRIAGE OPERATIVE FOR MOVEMENT TO AND FRO RELATIVE TO SAID MANDREL GENERALLY PARALLEL TO THE LONGITUDINAL AXIS THEREOF, SAID CARRIAGE INCLUDING: (1) A SLIDE MECHANISM INCLUDING A CARRIAGE SLIDE BLOCK, (2) A RADIUS ARM, (3) AN EXTENDED SLIDE CONNECTED TO SAID RADIUS ARM, (4) A GUIDE COMB JOINED TO SAID EXTENDED SLIDE, (5) A PARALLELOGRAM LINKAGE OPERATIVE TO SWIVEL SAID GUIDE COMB IN A PLANE PARALLEL TO THE PLANE CONTAINING THE AXIS OF THE MANDREL AND A LAYON-POINT, SAID RADIUS ARM BEING CONTAINED IN A PLANE PARALLEL TO BOTH AFORESAID PLANES, (6) SAID GUIDE COMB REMAINING SUBSTANTIALLY PARALLEL TO THE TANGENT PLANE OF THE MANDREL SURFACE AT THE LAY-ON POINT,
Claim 2
Dependent Claim
125 words
FILAMENT WINDING MACHINE COMPRISING: (A) A MANDREL ROTATABLE ABOUT ITS LONGITUDINAL AXIS; (B) FILAMENT GUIDE CARRIAGE OPERATIVE FOR MOVEMENT TO AND FRO RELATIVE TO SAID MANDREL GENERALLY PARALLEL TO THE LONGITUDINAL AXIS THEREOF, SAID CARRIAGE INCLUDING: (1) A SLIDE MECHANISM INCLUDING A CARRIAGE SLIDE BLOCK, (2) A RADIUS ARM, (3) AN EXTENDED SLIDE CONNECTED TO SAID RADIUS ARM, (4) A GUIDE COMB JOINED TO SAID EXTENDED SLIDE, (5) A PARALLELOGRAM LINKAGE OPERATIVE TO SWIVEL SAID GUIDE COMB IN A PLANE PARALLEL TO THE PLANE CONTAINING THE AXIS OF THE MANDREL AND A LAYON-POINT, SAID RADIUS ARM BEING CONTAINED IN A PLANE PARALLEL TO BOTH AFORESAID PLANES, (6) SAID GUIDE COMB REMAINING SUBSTANTIALLY PARALLEL TO THE TANGENT PLANE OF THE MANDREL SURFACE AT THE LAY-ON POINT,
References Cited (Backward Citations)
US2607540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |