US3292558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway track ballast tamper
Assignee: Matisa Materiel Industriel SA
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Filing: 1965-01-21
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Granted: 1966-12-20
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Expires: 1985-01-21
Abstract
No abstract record available.
Inventors
- 👤 Oville Eugene Emile
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:34
CPC Classifications
E; E01; E01B; E01B27/00; E01B27/12; E01B27/13; E01B27/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A BALLAST TAMPER FOR RAILWAY TRACKS, ONCLUDING AT LEAST ONE VERTICALLY MOVABLE FRAME AND ON WHICH ARE MOUNTED TOOLS VIBRATING UNDER THE ACTION OF A VIBRATOR AND CONTROLLED TO EFFECT A WORK STROKE CORRESPONDING TO THEIR APPROACH TOWARDS AND THEIR MOVEMENT AWAY FROM A SLEEPER, AND ALSO CONTROLLED TO BE RAISED TO WITHDRAWN POSITION WITHIN THE GUAGE OF THE RAILWAY, WHEREIN EACH TOOL IS INTEGRAL WITH A FIRST RIGID MEMBER HINGED AT TWO DIFFERENT POINTS, RESPECTIVELY ON A SECOND RIGID MEMBER AND ON ONE OF THE ELEMENTS OF A JACK WITH INDIVIDUAL CONTROL, THIS JACK BEING ITSELF ALSO HINGED, BY ITS OTHER
Claim 2
Dependent Claim
102 words
A BALLAST TAMPER FOR RAILWAY TRACKS, ONCLUDING AT LEAST ONE VERTICALLY MOVABLE FRAME AND ON WHICH ARE MOUNTED TOOLS VIBRATING UNDER THE ACTION OF A VIBRATOR AND CONTROLLED TO EFFECT A WORK STROKE CORRESPONDING TO THEIR APPROACH TOWARDS AND THEIR MOVEMENT AWAY FROM A SLEEPER, AND ALSO CONTROLLED TO BE RAISED TO WITHDRAWN POSITION WITHIN THE GUAGE OF THE RAILWAY, WHEREIN EACH TOOL IS INTEGRAL WITH A FIRST RIGID MEMBER HINGED AT TWO DIFFERENT POINTS, RESPECTIVELY ON A SECOND RIGID MEMBER AND ON ONE OF THE ELEMENTS OF A JACK WITH INDIVIDUAL CONTROL, THIS JACK BEING ITSELF ALSO HINGED, BY ITS OTHER
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |