US3157351A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing assembly
Assignee: Individual
•
Filing: 1961-10-19
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Granted: 1964-11-17
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Expires: 1981-10-19
Abstract
No abstract record available.
Inventors
- 👤 Robert J Sevald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:32
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/05; F04D29/056; F04D29/66; F04D29/661; F04D29/668; F16; F16C; F16C27/00; F16C27/06; F16C27/063; F24; F24F; F24F6/00; F24F6/02; F24F6/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
220 words
A FAN ASSEMBLY PARTICULARLY SUITABLE FOR A HUMIDIFIER COMPRISING PAIRED SPACED SUPPORTS HAVING OPPOSITE SIDES; SAID SUPPORTS HAVING AXIALLY ALIGNED APERTURES; PAIRED RESILIENT GROMMETS DISPOSED IN SAID SUPPORT APERTURES; EACH SAID GROMMET HAVING A CORE PORTION LYING WITHIN SAID SUPPORT APERTURES AND EACH SAID GROMMET HAVING FLANGES RADIALLY EXTENDING FROM SAID CORE OVERLYING THE OPPOSITE SIDES OF EACH SAID SUPPORT POSITIONING SAID GROMMETS ON SAID SUPPORTS; SAID CORES HAVING AXIAL APERTURES; SAID RESILIENT GROMMETS BEING INSERTABLE IN SAID SUPPORT APERTURES VIA DEFORMATION PERMITTED BY THEIR RESILIENT CHARACTERISTICS AND THEIR CORE APERTURE; A TUBULAR LUBRICANT HOLDING CASING HAVING A CLOSED END AND AN OPEN END DISPOSED IN EACH SAID GROMMET APERTURE SO AS TO ASSIST IN LOCKING EACH SAID GROMMET IN EACH SAID SUPPORT APERTURE, AN APERTURED BEARINGS AND AN INTERMEDIATE PORTION OPEN END, AN EXLE HAVING OPPOSITE ENDS ROTATABLY DISPOSED IN SAID APERTURED BEARINGS AND AN INTERMEDIATE PORTION SPANNING THE SPACE BETWEEN SAID BEARINGS; SAID CASING STORING AND FEEDING LUBRICANT TO SAID BEARINGS AND AXLE AND FAN DISPOSED ON SAID AXLE INTERMEDIATE PORTION; SAID RESILIENT GROMMETS YIELDING TO PERMIT SAID AXLE TO SELF ALIGN SAID BEARINGS RELATIVE TO SAID AXLE, CUSHIONING SAID BEARING RELATIVE TO FAN ROTATIONAL LOAD ON SAID AXLE AND BEARINGS, AND PERMITTING SAID BEARINGS TO FLOATINGLY MOVE TO DYNAMICALLY BALANCE SAID FAN AND AXLE DURING LOADED ROTATION.
Claim 2
Dependent Claim
220 words
A FAN ASSEMBLY PARTICULARLY SUITABLE FOR A HUMIDIFIER COMPRISING PAIRED SPACED SUPPORTS HAVING OPPOSITE SIDES; SAID SUPPORTS HAVING AXIALLY ALIGNED APERTURES; PAIRED RESILIENT GROMMETS DISPOSED IN SAID SUPPORT APERTURES; EACH SAID GROMMET HAVING A CORE PORTION LYING WITHIN SAID SUPPORT APERTURES AND EACH SAID GROMMET HAVING FLANGES RADIALLY EXTENDING FROM SAID CORE OVERLYING THE OPPOSITE SIDES OF EACH SAID SUPPORT POSITIONING SAID GROMMETS ON SAID SUPPORTS; SAID CORES HAVING AXIAL APERTURES; SAID RESILIENT GROMMETS BEING INSERTABLE IN SAID SUPPORT APERTURES VIA DEFORMATION PERMITTED BY THEIR RESILIENT CHARACTERISTICS AND THEIR CORE APERTURE; A TUBULAR LUBRICANT HOLDING CASING HAVING A CLOSED END AND AN OPEN END DISPOSED IN EACH SAID GROMMET APERTURE SO AS TO ASSIST IN LOCKING EACH SAID GROMMET IN EACH SAID SUPPORT APERTURE, AN APERTURED BEARINGS AND AN INTERMEDIATE PORTION OPEN END, AN EXLE HAVING OPPOSITE ENDS ROTATABLY DISPOSED IN SAID APERTURED BEARINGS AND AN INTERMEDIATE PORTION SPANNING THE SPACE BETWEEN SAID BEARINGS; SAID CASING STORING AND FEEDING LUBRICANT TO SAID BEARINGS AND AXLE AND FAN DISPOSED ON SAID AXLE INTERMEDIATE PORTION; SAID RESILIENT GROMMETS YIELDING TO PERMIT SAID AXLE TO SELF ALIGN SAID BEARINGS RELATIVE TO SAID AXLE, CUSHIONING SAID BEARING RELATIVE TO FAN ROTATIONAL LOAD ON SAID AXLE AND BEARINGS, AND PERMITTING SAID BEARINGS TO FLOATINGLY MOVE TO DYNAMICALLY BALANCE SAID FAN AND AXLE DURING LOADED ROTATION.
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) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |