US3093091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle for movement on curved tracks
Assignee: Tax
•
Filing: 1961-06-14
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Granted: 1963-06-11
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Expires: 1981-06-14
Abstract
No abstract record available.
Inventors
- 👤 Tax Hans
- 👤 Biedermann Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:52
CPC Classifications
B; B60; B60F; B60F1/00; B60F1/04; B61; B61F; B61F5/00; B61F5/38; B66; B66C; B66C9/00; B66C9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
IN AN UNDERCARRIAGE OF A VEHICLE ADAPTED TO RIDE ON RAILS, (A) AN ELONGATED MEMBER DIAGONALLY EXTENDING FROM RAIL TO RAIL, SAID MEMBER HAVING TWO FREE ENDS AND TWO PORTIONS, (B) PIVOT MEANS ON SAID MEMBER INTERMEDIATE SAID ENDS, EACH OF SAID PORTIONS EXTENDING BETWEEN SAID PIVOT MEANS AND ONE OF SAID ENDS, (C) TWO ARMS, EACH ARM HAVING A FREE END AND AN END PIVOTED TO SAID PIVOT MEANS FOR MOVEMENTS IN A NORMALLY HORIZONTAL PLANE, THE PIVOT MEANS BEING PROVIDED SO AS TO ALLOW EACH ARM TO BE SWUNG INTO A POSITION CLOSELY ALONGSIDE OF EITHER OF SAID TWO PORTIONS, (D) FOUR SUPPORTS FOR WHEELS, EACH OF SAID SUPPORTS BEING CARRIED AT ONE OF THE FOUR FREE ENDS OF SAID MEMBER AND ARMS AND BEING ROTATABLE ABOUT A NORMALLY VERTICAL AXIS, SO THAT THE TWO ARM-CARRIED WHEEL SUPPORTS WILL SWING ALONG WITH SAID ARMS WHEN SAID ARM-SWINGING IS CARRIED OUT, AND (E) WHEELS CARRIED BY SAID SUPPORTS FOR ROLLING ENGAGEMENT WITH RAILS.
Claim 2
Dependent Claim
164 words
IN AN UNDERCARRIAGE OF A VEHICLE ADAPTED TO RIDE ON RAILS, (A) AN ELONGATED MEMBER DIAGONALLY EXTENDING FROM RAIL TO RAIL, SAID MEMBER HAVING TWO FREE ENDS AND TWO PORTIONS, (B) PIVOT MEANS ON SAID MEMBER INTERMEDIATE SAID ENDS, EACH OF SAID PORTIONS EXTENDING BETWEEN SAID PIVOT MEANS AND ONE OF SAID ENDS, (C) TWO ARMS, EACH ARM HAVING A FREE END AND AN END PIVOTED TO SAID PIVOT MEANS FOR MOVEMENTS IN A NORMALLY HORIZONTAL PLANE, THE PIVOT MEANS BEING PROVIDED SO AS TO ALLOW EACH ARM TO BE SWUNG INTO A POSITION CLOSELY ALONGSIDE OF EITHER OF SAID TWO PORTIONS, (D) FOUR SUPPORTS FOR WHEELS, EACH OF SAID SUPPORTS BEING CARRIED AT ONE OF THE FOUR FREE ENDS OF SAID MEMBER AND ARMS AND BEING ROTATABLE ABOUT A NORMALLY VERTICAL AXIS, SO THAT THE TWO ARM-CARRIED WHEEL SUPPORTS WILL SWING ALONG WITH SAID ARMS WHEN SAID ARM-SWINGING IS CARRIED OUT, AND (E) WHEELS CARRIED BY SAID SUPPORTS FOR ROLLING ENGAGEMENT WITH RAILS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |