US3122505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing composition
Assignee: Dixon Corp
•
Filing: 1961-04-11
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Granted: 1964-02-25
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Expires: 1981-04-11
Abstract
No abstract record available.
Inventors
- 👤 Rulon-Miller Robert
- 👤 Ricklin Saul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:14
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/20; F16C33/201; C; C08; C08K; C08K3/00; C08K3/01; C08K3/013; C08K3/34; D; D01; D01H; D01H5/00; D01H5/18; D01H5/56; F16C2340/00; F16C2340/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A BEARING FOR A RELATIVELY MOVING SURFACE CONSISTING ESSENTIALLY OF A HOMOGENEOUS MIXTURE OF THE THREE COMPONENTS POLYTETRAFLUOROETHYLENE PRESENT BY VOLUME OF 50% TO 80%, A SILICATE SELECTED FROM THE GROUP CONSISTING OF GLASS, TALC, MICA AND ALUMINUM SILICATE AND A THIRD MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, MOLYBDENUM, SILVER, COPPER, LEAD, LEAD OXIDE AND COPPER OXIDE, THE SILICATE BEING PRESENT BY VOLUME IN FROM EQUAL PARTS TO TWICE THE THIRD MATERIAL, WHEREBY THE PRESENCE OF THE THIRD MATERIAL IMPARTS INCREASED WEAR RESISTANCE AS COMPARED WITH A TWO PART MIXTURE OF POLYTETRAFLUOROETHYLENE WHEREIN THE SILICATE OR THIRD MATERIAL WOULD BE PRESENT IN AMOUNT EQUAL TO THE SUM OF THE SILICATE AND THE THIRD MATERIAL IN THE THREE PART MIXTURE.
Claim 2
Dependent Claim
121 words
A BEARING FOR A RELATIVELY MOVING SURFACE CONSISTING ESSENTIALLY OF A HOMOGENEOUS MIXTURE OF THE THREE COMPONENTS POLYTETRAFLUOROETHYLENE PRESENT BY VOLUME OF 50% TO 80%, A SILICATE SELECTED FROM THE GROUP CONSISTING OF GLASS, TALC, MICA AND ALUMINUM SILICATE AND A THIRD MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, MOLYBDENUM, SILVER, COPPER, LEAD, LEAD OXIDE AND COPPER OXIDE, THE SILICATE BEING PRESENT BY VOLUME IN FROM EQUAL PARTS TO TWICE THE THIRD MATERIAL, WHEREBY THE PRESENCE OF THE THIRD MATERIAL IMPARTS INCREASED WEAR RESISTANCE AS COMPARED WITH A TWO PART MIXTURE OF POLYTETRAFLUOROETHYLENE WHEREIN THE SILICATE OR THIRD MATERIAL WOULD BE PRESENT IN AMOUNT EQUAL TO THE SUM OF THE SILICATE AND THE THIRD MATERIAL IN THE THREE PART MIXTURE.
References Cited (Backward Citations)
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Cited
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US2685707A
Cited
US2691814A
Cited
US2715617A
Cited
US2824060A
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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) | 1967-02-24 | 1967-08-26 | 1968-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-24 | 1971-08-26 | 1972-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-24 | 1975-08-26 | 1976-02-25 | $7700.00 | Window Closed / Lapsed |