Wheel rim runout measuring apparatus
Abstract
Abstract A MACHINE FOR SENSING THE RUNOUT OF THE BAD SEAT OF AN AUTOMOTIVE VEHICLE WHEEL RIM BY PROBING THE CONTOURED INSIDE CORNER SURFACES OF THE TIRE BEAD RETAINING AND SUPPORTING PORTION OF THE WHEEL RIM WHILE IT IS BEING ROTATED. THE SENSING DEVICE COMPRISES A PROBE YIELDABLY URGED INTO ENGAGEMENT WITH SAID SURFACES OF THE WHEEL RIM BY A SPRING STEEL WIRE ON WHICH A SLIDING BALL CONTACTOR OF THE PROBE IS MOUNTED. TWO STRAIN GAGED CANTILEVER LEAF SPRINGS ARE POSITIONED SO THAT THEY CONTINUOUSLY SLIDABLY ENGAGE THE BALL NEAR THEIR FREE ENDS, THE LEAVES BEING DISPOSED WITH THEIR WIDER FLAT SIDES TRANSVERSE TO EACH OTHER SO AS TO LIE RESPECTIVELY IN PLANES PARALLED AND PERPENDICULAR TO THE AXIS OF ROTATION OF THE WHEEL RIM. THE LEAVES SERVE AS DEFLECTION RESPONSIVE ELECTRICAL TRANSDUCERS, ONE LEAF BEING RESPONSIVE ONLY TO RADIAL RUNOUT AND THE OTHER LEAF ONLY TO LATERAL RUNOUT.
Inventors
- 👤 Elvin E Tuttle
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) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |