Belted oval pneumatic tube-tire
Abstract
Abstract A PNEUMATIC TUBE-TIRE IS FABRICATED BY APPLYING INEXTENSIBLE REINFORCING FILAMENTS ON AN OVAL TORODIAL TUBE MEMBER WHICH HAS ITS MAJOR AXIS PARALLEL TO THE AXIS OF REVOLUTION OF THE RESULTING TUBE-TIRE CARCASS AND PROVIDING THE RESULTING REINFORCED TUBE-TIRE CARCASS WITH AN INEXTENSIBLE CIRCUMFERENTIAL BELT (I.E. ONE THAT IS CIRCUMFERENTIALLY INEXTENSIBLE) ABOUT ITS OUTER PERIPHERY TO MAINTAIN THE TUBE-TIRE CARCASS IN ITS OVAL CONFIGURATION WHEN THE TUBE-TIRE IS PRESSURIZED. THE INEXTENSIBLE CIRCUMFERENTIAL BELT MAY BE ASSOCIATED WITH RUBBER STOCK FORMING THE TREAD OF THE TUBE-TIRE AND CAN BE FORMED SEPARATELY OR INTEGRALLY WITH THE TUBE-TIRE CARCASS. PREFERABLY, THE CIRCUMFERENTIAL BELT WILL CONTAIN INEXTENSIBLE REINFORCING FILAMENTS WHICH ARE ORIENTED GENERALLY PARALLEL TO THE MIDCIRCUMFERENTIAL PLANE OF THE TUBE-TIRE NAD GENERALLY NORMAL TO THE REINFORCING FILAMENTS SURROUNDING THE TUBE-TIRE CARCASS. SPACED APART ROLL RESTRAINING HOOPS ARE PLACED WITHIN THE REINFORCING FILAMENTS SURROUNDING THE TUBE-TIRE CARCASS FOR LATERAL STABILITY.
Inventors
- 👤 Charles E Grawey
Bibliographic Details
Claims Analysis
Total Claims: 0References 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) | 1974-09-20 | 1975-03-22 | 1975-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-20 | 1979-03-22 | 1979-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-20 | 1983-03-22 | 1983-09-21 | $7700.00 | Window Closed / Lapsed |