US3126633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for measuring the height of
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
•
Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:39
CPC Classifications
E; E01; E01B; E01B35/00; E01B2203/00; E01B2203/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
AN APPARATUS FOR MEASURING THE HEIGHT OF THE ARC OF A TRACK SECTION, COMPRISING A PLURALITY OF SPACED AXLES WITH WHEELS FOR MOBILITY ON THE TRACK, MEANS FOR COUPLING THE AXLES TO EACH OTHER, A REFERENCE POINT ON EACH OF SAID AXLES, STRAIGHT CONNECTING ELEMENTS BETWEEN REFERENCE POINTS OF ADJACENT ONES OF SAID AXLES CONSTITUTING CHORDAL ELEMENTS, AND MEANS FOR MEASURING THE ANGLES ENCLOSED BY ADJACENT ONES OF SAID CHORDAL ELEMENTS.
Claim 2
Independent Claim
71 words
AN APPARATUS FOR MEASURING THE HEIGHT OF THE ARC OF A TRACK SECTION, COMPRISING A PLURALITY OF SPACED AXLES WITH WHEELS FOR MOBILITY ON THE TRACK, MEANS FOR COUPLING THE AXLES TO EACH OTHER, A REFERENCE POINT ON EACH OF SAID AXLES, STRAIGHT CONNECTING ELEMENTS BETWEEN REFERENCE POINTS OF ADJACENT ONES OF SAID AXLES CONSTITUTING CHORDAL ELEMENTS, AND MEANS FOR MEASURING THE ANGLES ENCLOSED BY ADJACENT ONES OF SAID CHORDAL ELEMENTS.
References Cited (Backward Citations)
US1127204A
Cited
FR657880A
Cited
US2531461A
Cited
US2814119A
Cited
US2859528A
Cited
US2962979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |