Patent US3307263A successfully refreshed from Google Patents.
US3307263A
Expired / Lapsed
US
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Toe-in gauge
Assignee: Wheel Aligning Necessities Inc
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Filing: 1964-06-25
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Granted: 1967-03-07
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Expires: 1984-06-25
Abstract
No abstract record available.
Inventors
- 👤 Leo B Castiglia
- 👤 Castiglia John
- 👤 Castiglia Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:15
CPC Classifications
G; G01; G01B; G01B11/00; G01B11/26; G01B11/275
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A DEVICE FOR ADJUSTING WHEEL TOE-IN OF A VEHICLE COMPRISING TWO SEPARATE MATCHING MEMBERS, A POSITIONING MEANS FOR POSITIONING SAID MATCHING MEMBERS WITH RESPECT TO THE WHEEL SPINDLE AND PARALLEL TO THE WHEEL PLANE OF SAID VEHICLE, AN ADJUSTABLE SUPPORT ARM SECURED TO EACH SAID MATCHING MEMBER, A LEVELING MEANS ATTACHED TO EACH SAID MATCHING MEMBER, AND AN OPTICAL ALIGNMENT UNIT SECURED TO EACH SAID MATCHING MEMBER, EACH SAID OPTICAL ALIGNMENT UNIT IN TURN COMPRISING A REFERENCE MARKER, A SPLIT IMAGE REFLECTING MEANS FOR PRESENTING A SPLIT IMAGE OF THE OTHER SAID REFERENCE MARKER, AND A CONTROL MEANS FOR CONTROLLING THE POSITION OF EACH OPTICAL UNIT WITH RESPECT TO THE LONGITUDINAL AXIS OF THE VEHICLE; WHEREBY THE CORRECT TOE-IN OF THE SAID WHEELS IS ACCOMPLISHED WHEN THE SPLIT IMAGE OF EACH SAID REFERENCE MARKER IN THE OPPOSITE OPTICAL ALIGNMENT UNIT IS BROUGHT INTO ALIGNMENT BY ADJUSTMENT OF SAID WHEELS.
Claim 2
Independent Claim
149 words
A DEVICE FOR ADJUSTING WHEEL TOE-IN OF A VEHICLE COMPRISING TWO SEPARATE MATCHING MEMBERS, A POSITIONING MEANS FOR POSITIONING SAID MATCHING MEMBERS WITH RESPECT TO THE WHEEL SPINDLE AND PARALLEL TO THE WHEEL PLANE OF SAID VEHICLE, AN ADJUSTABLE SUPPORT ARM SECURED TO EACH SAID MATCHING MEMBER, A LEVELING MEANS ATTACHED TO EACH SAID MATCHING MEMBER, AND AN OPTICAL ALIGNMENT UNIT SECURED TO EACH SAID MATCHING MEMBER, EACH SAID OPTICAL ALIGNMENT UNIT IN TURN COMPRISING A REFERENCE MARKER, A SPLIT IMAGE REFLECTING MEANS FOR PRESENTING A SPLIT IMAGE OF THE OTHER SAID REFERENCE MARKER, AND A CONTROL MEANS FOR CONTROLLING THE POSITION OF EACH OPTICAL UNIT WITH RESPECT TO THE LONGITUDINAL AXIS OF THE VEHICLE; WHEREBY THE CORRECT TOE-IN OF THE SAID WHEELS IS ACCOMPLISHED WHEN THE SPLIT IMAGE OF EACH SAID REFERENCE MARKER IN THE OPPOSITE OPTICAL ALIGNMENT UNIT IS BROUGHT INTO ALIGNMENT BY ADJUSTMENT OF SAID WHEELS.
References Cited (Backward Citations)
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US2475502A
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US2689403A
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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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |