US3148630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway track apparatus
Assignee: RAILWAY MAINTENANCE CORP
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Filing: 1961-04-20
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Granted: 1964-09-15
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Expires: 1981-04-20
Abstract
No abstract record available.
Inventors
- 👤 Joe G Moore
- 👤 Herbert C Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:48
CPC Classifications
E; E01; E01B; E01B27/00; E01B27/12; E01B27/13; E01B27/16; E01B27/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
A RAILWAY TRACK SMOOTHING MACHINE INCLUDING A VEHICLE MOVABLE ALONG THE TRACK, AN ELONGATED BEAM PIVOTALLY AFFIXED TO ONE END OF THE VEHICLE AND EXTENDING ALONG THE RAILS OF THE TRACK; A CART SPACED FROM THE VEHICLE AND MOVABLE ALONG THE TRACK; THE FREE END OF SAID BEAM BEING SUPPORTED BY SAID CART; A NON-EXTENSIBLE CABLE AFFIXED TO SAID FREE END OF THE BEAM AND EXTENDING TOWARD THE VEHICLE AT AN ANGULAR RELATIONSHIP TO THE TRACK; AN INDICATOR MOUNTED ON SAID VEHICLE; THE OTHER END OF SAID CABLE BEING OPERABLY CONNECTED TO SAID INDICATOR SUCH THAT A VARIATION IN THE QUANTITY OF SAID CABLE BETWEEN ITS POINT OF AFFIXATION TO THE BEAM AND ITS POINT OF CONNECTION WITH THE INDICATOR WILL ACTIVATE THE INDICATOR TO SHOW SUCH VARIATION; SAID QUANTITY VARIATION OCCURRING WHENEVER SAID BEAM PIVOTS RELATIVE TO SAID VEHICLE IN A VERTICAL DIRECTION DUE TO THE CART BEING ON A PORTION OF THE TRACK WHICH IS VERTICALLY NONPLANAR WITH RESPECT TO A PORTION OF THE TRACK ON WHICH SAID ONE END OF THE VEHICLE IS SUPPORTED.
Claim 2
Dependent Claim
177 words
A RAILWAY TRACK SMOOTHING MACHINE INCLUDING A VEHICLE MOVABLE ALONG THE TRACK, AN ELONGATED BEAM PIVOTALLY AFFIXED TO ONE END OF THE VEHICLE AND EXTENDING ALONG THE RAILS OF THE TRACK; A CART SPACED FROM THE VEHICLE AND MOVABLE ALONG THE TRACK; THE FREE END OF SAID BEAM BEING SUPPORTED BY SAID CART; A NON-EXTENSIBLE CABLE AFFIXED TO SAID FREE END OF THE BEAM AND EXTENDING TOWARD THE VEHICLE AT AN ANGULAR RELATIONSHIP TO THE TRACK; AN INDICATOR MOUNTED ON SAID VEHICLE; THE OTHER END OF SAID CABLE BEING OPERABLY CONNECTED TO SAID INDICATOR SUCH THAT A VARIATION IN THE QUANTITY OF SAID CABLE BETWEEN ITS POINT OF AFFIXATION TO THE BEAM AND ITS POINT OF CONNECTION WITH THE INDICATOR WILL ACTIVATE THE INDICATOR TO SHOW SUCH VARIATION; SAID QUANTITY VARIATION OCCURRING WHENEVER SAID BEAM PIVOTS RELATIVE TO SAID VEHICLE IN A VERTICAL DIRECTION DUE TO THE CART BEING ON A PORTION OF THE TRACK WHICH IS VERTICALLY NONPLANAR WITH RESPECT TO A PORTION OF THE TRACK ON WHICH SAID ONE END OF THE VEHICLE IS SUPPORTED.
References Cited (Backward Citations)
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Cited
US930791A
Cited
US1225377A
Cited
US2843055A
Cited
US2974607A
Cited
US2962979A
Cited
CH355468A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |