US3221412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for measuring railway wheels and axles
Assignee: H ERNAULT SOMUA SA
•
Filing: 1962-04-09
•
Granted: 1965-12-07
•
Expires: 1982-04-09
Abstract
No abstract record available.
Inventors
- 👤 Jean-Marie Joseph
- 👤 Paintendre Pierre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:12
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/28; B; B61; B61K; B61K9/00; B61K9/12; G01M; G01M99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A MACHINE FOR EVALUATING A RAILWAY AXLE HAVING SPACED WHEELS, COMPRISING A FIXED SUPPORT, A FIRST CARRIAGE, A PAIR OF SPACED FEELER-HOLDER BLOCKS, ONE FOR EACH WHEEL OF THE AXLE, RIGIDLY CONNECTED WITH THE SAID CARRIAGE, A PLURALITY OF TIRE FEELERS MOUNTED STATIONARILY ON EACH OF THE FEELER-HOLDER BLOCKS IN POSITIONS ESPECIALLY ADAPTED TO THE PROFILE OF THE WHEELS OF THE TYPE OF AXLE TO BE EVALUATED, SAID FEELERS BEING DISPLACED IN RESPONSE TO SURFACE VARIATIONS, MEANS ASSOCIATED WITH EACH OF THE FEELERS TO PLACE ITS CONTACT IN CONTACT WITH THE SURFACE OF A WHEEL, MEANS FOR TRANSMITTING AND RECORDING ON A SINGLE SHEET A LINEAR DISPLACEMENT OF ALL THE CONTACTS OF THE FEELERS DURING REVOLUTION OF THE AXLE, A SECOND CARRIAGE MOUNTED ON SAID FIXED SUPPORT, MEANS FOR MOVING SAID SECOND CARRIAGE PARALLEL TO THE DIRECTION OF THE RAILWAY AXLE, SAID FIRST CARRIAGE BEING MOUNTED ON SAID SECOND CARRIAGE,
Claim 2
Dependent Claim
150 words
A MACHINE FOR EVALUATING A RAILWAY AXLE HAVING SPACED WHEELS, COMPRISING A FIXED SUPPORT, A FIRST CARRIAGE, A PAIR OF SPACED FEELER-HOLDER BLOCKS, ONE FOR EACH WHEEL OF THE AXLE, RIGIDLY CONNECTED WITH THE SAID CARRIAGE, A PLURALITY OF TIRE FEELERS MOUNTED STATIONARILY ON EACH OF THE FEELER-HOLDER BLOCKS IN POSITIONS ESPECIALLY ADAPTED TO THE PROFILE OF THE WHEELS OF THE TYPE OF AXLE TO BE EVALUATED, SAID FEELERS BEING DISPLACED IN RESPONSE TO SURFACE VARIATIONS, MEANS ASSOCIATED WITH EACH OF THE FEELERS TO PLACE ITS CONTACT IN CONTACT WITH THE SURFACE OF A WHEEL, MEANS FOR TRANSMITTING AND RECORDING ON A SINGLE SHEET A LINEAR DISPLACEMENT OF ALL THE CONTACTS OF THE FEELERS DURING REVOLUTION OF THE AXLE, A SECOND CARRIAGE MOUNTED ON SAID FIXED SUPPORT, MEANS FOR MOVING SAID SECOND CARRIAGE PARALLEL TO THE DIRECTION OF THE RAILWAY AXLE, SAID FIRST CARRIAGE BEING MOUNTED ON SAID SECOND CARRIAGE,
References Cited (Backward Citations)
GB673760A
Cited
US1688330A
Cited
US3125811A
Cited
US2030237A
Cited
US2030244A
Cited
US2396420A
Cited
FR887651A
Cited
US2509185A
Cited
US2537498A
Cited
US2687576A
Cited
US2858615A
Cited
US3023506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |