US3115100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway auxiliary truck
Assignee: Consolidated Foundries and Manufacturing Corp
•
Filing: 1959-01-29
•
Granted: 1963-12-24
•
Expires: 1979-01-29
Abstract
No abstract record available.
Inventors
- 👤 Robert N Janeway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:01
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/38; B61F5/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN A RAILWAY VEHICLE TRUCK, WHEELS, AN AXLE, A FRAME RESILIENTLY SUPPORTED FROM SAID AXLE, A MEMBER PIVOTED ON SAID FRAME ON AN AXIS EXTENDING LONGITUDINALLY OF THE TRUCK, SAID MEMBER HAVING A SURFACE REMOTE FROM SAID PIVOT AXIS, A LATERALLY MOVABLE BOLSTER NORMALLY CENTERED LATERALLY OF THE TRUCK AND CARRIED BY AND IN FRICTIONAL ENGAGEMENT WITH SAID SURFACE, THE PIVOT FOR SAID MEMBER INCLUDING TORSIONALLY RESILIENT MEANS HAVING RELATIVELY MOVABLE PORTIONS FIXED RESPECTIVELY TO SAID FRAME AND SAID MEMBER WHEREBY TO OPPOSE PIVOTING OF SAID MEMBER RELATIVE TO SAID FRAME.
Claim 2
Dependent Claim
91 words
IN A RAILWAY VEHICLE TRUCK, WHEELS, AN AXLE, A FRAME RESILIENTLY SUPPORTED FROM SAID AXLE, A MEMBER PIVOTED ON SAID FRAME ON AN AXIS EXTENDING LONGITUDINALLY OF THE TRUCK, SAID MEMBER HAVING A SURFACE REMOTE FROM SAID PIVOT AXIS, A LATERALLY MOVABLE BOLSTER NORMALLY CENTERED LATERALLY OF THE TRUCK AND CARRIED BY AND IN FRICTIONAL ENGAGEMENT WITH SAID SURFACE, THE PIVOT FOR SAID MEMBER INCLUDING TORSIONALLY RESILIENT MEANS HAVING RELATIVELY MOVABLE PORTIONS FIXED RESPECTIVELY TO SAID FRAME AND SAID MEMBER WHEREBY TO OPPOSE PIVOTING OF SAID MEMBER RELATIVE TO SAID FRAME.
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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) | 1966-12-23 | 1967-06-24 | 1967-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-23 | 1971-06-24 | 1971-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-23 | 1975-06-24 | 1975-12-24 | $7700.00 | Window Closed / Lapsed |