US3375563A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making dual-material flange bearings
Assignee: Clevite Industries Inc
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Filing: 1966-01-28
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Granted: 1968-04-02
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Expires: 1986-01-28
Abstract
No abstract record available.
Inventors
- 👤 George R Kingsbury
- 👤 Charles H Junge
- 👤 William A Weinkamer
- 👤 Raymond L Slater
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:11
CPC Classifications
F; F16; F16C; F16C17/00; F16C17/10; F16C17/02; F16C17/022; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/08; F16C2226/00; F16C2226/50; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49668; Y10T29/49671; Y10T29/49673; Y10T29/49675
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
173 words
THE METHOD OF PRODUCING A THIN-WALLED, STEEL-BACKED, DUAL-MATERIAL, FLANGE SLEEVE BEARING FROM A STRIP OF STEEL WHICH COMPRISES THE STEPS OF: APPLYING TO THE SURFACE OF SAID STEEL STRIP A LAYER OF STRONG, FATIGUE-RESISTANT, RELATIVELY HARD BEARING MATERIAL TO CAUSE SAID STRONG BEARING MATERIAL TO ADHERE THERETO; IN THE STRIP FORM, WORKING THE STRONG BEARING MATERIAL TO FORM BARREL AREA MEANS AND FLANGE AREA MEANS OF SUBSTANTIALLY THE SAME THICKNESS; IN THE STRIP FORM, CASTING WHITE METAL BEARING MATERIAL WHICH IS CONFORMABLE AND RELATIVELY SOFTER THAN THE STRONG, FATIGUE-RESISTANT BEARING MATERIAL TO FORM A COMPOSITE TRIMETAL STRIP HAVING BARREL AREA MEANS AND FLANGE AREA MEANS OF SUBSTANTIALLY THE SAME THICKNESS; WORKING THE WHITE METAL BEARING MATERIAL AT THE BARREL AREA MEANS TO A SUBSTANTIALLY LESSER THICKNESS THAN THE WHITE METAL BEARING MATERIAL AT THE FLANGE AREA MEANS; AND FORMING A FLANGE SLEEVE BEARING WITH THE BARREL AREA MEANS OF SAID STRIP FORMING THE BARREL OF SAID BEARING AND WITH THE FLANGE AREA MEANS OF SAID STRIP FORMING THE FLANGE MEANS OF THE BEARING.
Claim 2
Independent Claim
173 words
THE METHOD OF PRODUCING A THIN-WALLED, STEEL-BACKED, DUAL-MATERIAL, FLANGE SLEEVE BEARING FROM A STRIP OF STEEL WHICH COMPRISES THE STEPS OF: APPLYING TO THE SURFACE OF SAID STEEL STRIP A LAYER OF STRONG, FATIGUE-RESISTANT, RELATIVELY HARD BEARING MATERIAL TO CAUSE SAID STRONG BEARING MATERIAL TO ADHERE THERETO; IN THE STRIP FORM, WORKING THE STRONG BEARING MATERIAL TO FORM BARREL AREA MEANS AND FLANGE AREA MEANS OF SUBSTANTIALLY THE SAME THICKNESS; IN THE STRIP FORM, CASTING WHITE METAL BEARING MATERIAL WHICH IS CONFORMABLE AND RELATIVELY SOFTER THAN THE STRONG, FATIGUE-RESISTANT BEARING MATERIAL TO FORM A COMPOSITE TRIMETAL STRIP HAVING BARREL AREA MEANS AND FLANGE AREA MEANS OF SUBSTANTIALLY THE SAME THICKNESS; WORKING THE WHITE METAL BEARING MATERIAL AT THE BARREL AREA MEANS TO A SUBSTANTIALLY LESSER THICKNESS THAN THE WHITE METAL BEARING MATERIAL AT THE FLANGE AREA MEANS; AND FORMING A FLANGE SLEEVE BEARING WITH THE BARREL AREA MEANS OF SAID STRIP FORMING THE BARREL OF SAID BEARING AND WITH THE FLANGE AREA MEANS OF SAID STRIP FORMING THE FLANGE MEANS OF THE BEARING.
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) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |