US3324804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Track grading arrangement
Assignee: Individual
•
Filing: 1965-03-15
•
Granted: 1967-06-13
•
Expires: 1985-03-15
Abstract
No abstract record available.
Inventors
- 👤 Plasser Franz
- 👤 Theurer Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:23
CPC Classifications
E; E01; E01B; E01B35/00; E01B35/02; E01B27/00; E01B27/12; E01B27/13; E01B27/16; E01B27/17; E01B2203/00; E01B2203/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A TRACK GRADING ARRANGEMENT INCLUDING A MOBILE TRACK GRADING MACHINE, INCLUDING A REFERENCE LINE EXTENDING FROM A POINT ON THE MACHINE ABOVE A GRADED TRACK SECTION FORWARDLY OVER AN ADJACENT TRACK SECTION TO BE GRADED, A CONTROL MEANS CONTROLLING THE SUPERELEVATION OF THE TRACK SECTION TO BE GRADED, AN ODOMETER MEANS MOUNTED FOR MOVEMENT WITH THE TRACK GRADING MACHINE AND MEASURING THE DISTANCE OF THE MOVEMENT OF THE MACHINE ALONG THE TRACK, A GEARING COUPLING THE ODOMETER MEANS WITH THE CONTROL MEANS, AND MEANS MOUNTED BETWEEN THE GEARING AND THE CONTROL MEANS FOR GRADUALLY ADJUSTING THE CONTROL MEANS IN RESPONSE TO THE DISTANCE MEASURED BY THE ODOMETER MEANS FOR GRADUALLY CHANGING THE SUPERELEVATION.
Claim 2
Dependent Claim
113 words
A TRACK GRADING ARRANGEMENT INCLUDING A MOBILE TRACK GRADING MACHINE, INCLUDING A REFERENCE LINE EXTENDING FROM A POINT ON THE MACHINE ABOVE A GRADED TRACK SECTION FORWARDLY OVER AN ADJACENT TRACK SECTION TO BE GRADED, A CONTROL MEANS CONTROLLING THE SUPERELEVATION OF THE TRACK SECTION TO BE GRADED, AN ODOMETER MEANS MOUNTED FOR MOVEMENT WITH THE TRACK GRADING MACHINE AND MEASURING THE DISTANCE OF THE MOVEMENT OF THE MACHINE ALONG THE TRACK, A GEARING COUPLING THE ODOMETER MEANS WITH THE CONTROL MEANS, AND MEANS MOUNTED BETWEEN THE GEARING AND THE CONTROL MEANS FOR GRADUALLY ADJUSTING THE CONTROL MEANS IN RESPONSE TO THE DISTANCE MEASURED BY THE ODOMETER MEANS FOR GRADUALLY CHANGING THE SUPERELEVATION.
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) | 1970-06-12 | 1970-12-12 | 1971-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-12 | 1974-12-12 | 1975-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-12 | 1978-12-12 | 1979-06-13 | $7700.00 | Window Closed / Lapsed |