US3104422A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for forming preshaped wrappers for pneumatic tire casings
Assignee: Individual
•
Filing: 1962-06-08
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Granted: 1963-09-24
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Expires: 1982-06-08
Abstract
No abstract record available.
Inventors
- 👤 Charles E Branick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:42
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/44; B29C43/00; B29C43/02; B29C43/10; B29C43/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
139 words
STRUCTURE OF THE CLASS DESCRIBED INCLUDING, (A) AN AXIALLY ELONGATED GENERALLY CYLINDRICAL WINDING DRUM FOR THERMOPLASTIC SHEETS IN STRIP FORM, (B) SAID DRUM INTERMEDIATE ITS ENDS BEING FORMED TO DEFINE A DIAMETRICALLY REDUCED RADIALLY OUTWARDLY OPENING ANNULAR CHANNEL WHICH DIVIDES SAID DRUM INTO AXIALLY SPACED DRUM SECTIONS, (C) MEANS ON OPPOSITE SIDES OF SAID CHANNEL FOR CLAMPING THE THERMOPLASTIC SHEETS WOUND ON SAID DRUM TO THE PERIPHERAL SURFACE THEREOF, (D) A DIAMETRICALLY ENLARGED RADIALLY INWARDLY OPENING MOLD IN RADIAL ALIGNMENT WITH THE RECESS IN SAID WINDING DRUM, (E) AN EXPANSIBLE AND RETRACTABLE DEVICE IN SAID CHANNEL NORMALLY BELOW THE PLANE OF SAID WINDING DRUM, (F) AND MEANS FOR IMPARTING EXPANDING AND RETRACTING MOVEMENTS TO SAID EXPANSIBLE AND RETRACTABLE DEVICE TO FORCE THE CONVOLUTIONS OF THERMOPLASTIC SHEETING INTERMEDIATE SAID CHANNEL AND SAID MOLD TO ASSUME THE SHAPE OF SAID MOLD.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |