US3071981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller for transmission chain and the method of producing said roller
Assignee: Compagnie des Transmissions Mecaniques Sedis
•
Filing: 1960-05-25
•
Granted: 1963-01-08
•
Expires: 1980-05-25
Abstract
No abstract record available.
Inventors
- 👤 Kuntzmann Paul Louis Emile
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:14
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/36; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10S428/938; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12458; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12951; Y10T428/12958; Y10T428/12965
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
ROLLER OF FERROUS METAL FOR TRANSMISSION CHAIN, SAID ROLLER COMPRISING ON THE SURFACE A GRAINLESS HOMOGENEOUS LAYER CONSTITUTED BY AN AUSTENITIC SOLID SOLUTION OF AN ALLOY OF IRON AND AT LEAST ANOTHER ADDITION METAL, WHICH FORMS WITH IRON A HOMOGENEOUS ALLOY, WHEREBY IT IS CAPABLE OF RESISTING INTERGRANULAR FISSURATIONS AND CRACKS DUE TO REPEATED SHOCKS.
Claim 2
Dependent Claim
55 words
ROLLER OF FERROUS METAL FOR TRANSMISSION CHAIN, SAID ROLLER COMPRISING ON THE SURFACE A GRAINLESS HOMOGENEOUS LAYER CONSTITUTED BY AN AUSTENITIC SOLID SOLUTION OF AN ALLOY OF IRON AND AT LEAST ANOTHER ADDITION METAL, WHICH FORMS WITH IRON A HOMOGENEOUS ALLOY, WHEREBY IT IS CAPABLE OF RESISTING INTERGRANULAR FISSURATIONS AND CRACKS DUE TO REPEATED SHOCKS.
References Cited (Backward Citations)
US1127684A
Cited
US2048276A
Cited
US2105048A
Cited
US2226403A
Cited
US2472320A
Cited
US2778094A
Cited
US2826496A
Cited
US2921877A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |