US3081135A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-friction bearing assembly
Assignee: Keystone Engineering Co
•
Filing: 1960-09-06
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Granted: 1963-03-12
•
Expires: 1980-09-06
Abstract
No abstract record available.
Inventors
- 👤 Lester A Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:31
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/02; F16C19/14; F16C19/16; F16C19/163; F16C19/166; F16C33/00; F16C33/30; F16C33/58; F16C33/60; F16C33/61; F16C2300/00; F16C2300/10; F16C2300/14; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49679; Y10T29/4968; Y10T29/49689
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A HEAVY-DUTY BEARING ASSEMBLY ADAPTED TO SUSTAIN NORMAL AND SHOCK LOADS APPLIED FROM DIFFERENT DIRECTIONS, SAID ASSEMBLY COMPRISING A PAIR OF CONCENTRIC RING UNITS HAVING JUXTAPOSED OPPOSITELY-FACING ANNULAR CHANNELS, PAIRS OF RIGID ANNULAR RACEWAY FORMING MEMBERS SEATED IN THE AXIALLY-SPACED INNER CORNERS OF EACH OF SAID CHANNELS AND HAVING THEIR CHANNEL CONTACTING SURFACES CONTOURED COMPLEMENTALLY TO SAID CONTACTING SURFACES FOR FULL WIDE AREA SUPPORT THEREBY, MEANS FOR HOLDING SAID RACEWAY MEMBERS FIRMLY SEATED AGAINST SAID COMPLEMENTALLY CONTOURED SURFACES OF SAID CHANNELS, AND A PLURALITY OF ANTI-FRICTION ELEMENTS ARRANGED CIRCUMFERENTIALLY OF SAID RINGS AND NORMALLY SUPPORTING THE THRUST LOAD CARRIED BY SAID BEARING ASSEMBLY BETWEEN THE RACEWAY MEMBERS LOCATED IN A SINGLE PAIR OF DIAGONALLY OPPOSED CORNERS OF SAID ANNULAR CHANNELS, THE REMAINING RACEWAY MEMBERS IN THE OTHER DIAGONALLY OPPOSED CORNERS OF SAID CHANNELS BEING NORMALLY OUT OF THRUST LOADCARRYING CONTACT WITH SAID ANTI-FRICTION ELEMENTS.
Claim 2
Dependent Claim
144 words
A HEAVY-DUTY BEARING ASSEMBLY ADAPTED TO SUSTAIN NORMAL AND SHOCK LOADS APPLIED FROM DIFFERENT DIRECTIONS, SAID ASSEMBLY COMPRISING A PAIR OF CONCENTRIC RING UNITS HAVING JUXTAPOSED OPPOSITELY-FACING ANNULAR CHANNELS, PAIRS OF RIGID ANNULAR RACEWAY FORMING MEMBERS SEATED IN THE AXIALLY-SPACED INNER CORNERS OF EACH OF SAID CHANNELS AND HAVING THEIR CHANNEL CONTACTING SURFACES CONTOURED COMPLEMENTALLY TO SAID CONTACTING SURFACES FOR FULL WIDE AREA SUPPORT THEREBY, MEANS FOR HOLDING SAID RACEWAY MEMBERS FIRMLY SEATED AGAINST SAID COMPLEMENTALLY CONTOURED SURFACES OF SAID CHANNELS, AND A PLURALITY OF ANTI-FRICTION ELEMENTS ARRANGED CIRCUMFERENTIALLY OF SAID RINGS AND NORMALLY SUPPORTING THE THRUST LOAD CARRIED BY SAID BEARING ASSEMBLY BETWEEN THE RACEWAY MEMBERS LOCATED IN A SINGLE PAIR OF DIAGONALLY OPPOSED CORNERS OF SAID ANNULAR CHANNELS, THE REMAINING RACEWAY MEMBERS IN THE OTHER DIAGONALLY OPPOSED CORNERS OF SAID CHANNELS BEING NORMALLY OUT OF THRUST LOADCARRYING CONTACT WITH SAID ANTI-FRICTION ELEMENTS.
References Cited (Backward Citations)
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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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |