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US3115373A Expired / Lapsed US ⏱️ 0.0 years remaining

Permanently self-aligned bearing installation

Assignee: Polymer Processes Inc
•
Filing: 1961-06-19
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Granted: 1963-12-24
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Expires: 1981-06-19
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Abstract

No abstract record available.

Inventors

  • 👤 Lewis W Alexander

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 16:25
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/02; F16C23/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 193 words
A PERMANENTLY SELF ALIGNED BEARING ASSEMBLY COMPRISING A BEARING MOUNT HAVING A BEARING BUSHING MOUNTING BORE THEREIN, A BEARING BUSHING WITHIN SAID BORE OF SUBSTANTIALLY SMALLER OUTSIDE DIAMETER THAN THE DIAMETER OF SAID BORE, SAID BUSHING HAVING AN EXTERIOR PERIPHERAL SURFACE SPACED FROM THE SURFACE OF SAID BORE AND A SHAFT RECEIVING BORE THERETHROUGH, A PLURALITY OF SUBSTANTIALLY COPLANAR AND CIRCUMFERENTIALLY SPACED PROJECTIONS PROJECTING OUTWARDLY FROM SAID EXTERIOR PERIPHERAL SURFACE OF SAID BUSHING, SAID PROJECTIONS HAVING AN AXIAL DIMENSION ONLY A MINOR FRACTION OF THE AXIAL DIMENSION OF SAID BUSHING, SAID PROJECTIONS HAVING OUTER ENDS ENGAGING SAID BORE SURFACE SO AS TO CENTER AT LEAST A PORTION OF SAID BUSHING RELATIVE TO SAID BORE AND PERMITTING SAID BUSHING TO TILT RELATIVE TO SAID BORE DURING ASSEMBLY OF SAID BEARING ASSEMBLY, A SHAFT EXTENDING THROUGH AND MOVABLY MOUNTED WITHIN SAID SHAFT RECEIVING BORE, A PLASTIC NONMETALLIC ADHESIVE SLEEVE FILLING THE SPACE BETWEEN SAID BUSHING AND BUSHING MOUNTING BORE, SAID PLASTIC SLEEVE SECURELY BONDED TO THE OUTER PERIPHERAL SURFACE OF SAID BUSHING AND THE SURFACE OF SAID BORE SO AS TO PERMANENTLY SECURE SAID BUSHING TO SAID BEARING MOUNT AND TO DAMPEN VIBRATIONS AND NOISE.
Claim 2
Dependent Claim 193 words
A PERMANENTLY SELF ALIGNED BEARING ASSEMBLY COMPRISING A BEARING MOUNT HAVING A BEARING BUSHING MOUNTING BORE THEREIN, A BEARING BUSHING WITHIN SAID BORE OF SUBSTANTIALLY SMALLER OUTSIDE DIAMETER THAN THE DIAMETER OF SAID BORE, SAID BUSHING HAVING AN EXTERIOR PERIPHERAL SURFACE SPACED FROM THE SURFACE OF SAID BORE AND A SHAFT RECEIVING BORE THERETHROUGH, A PLURALITY OF SUBSTANTIALLY COPLANAR AND CIRCUMFERENTIALLY SPACED PROJECTIONS PROJECTING OUTWARDLY FROM SAID EXTERIOR PERIPHERAL SURFACE OF SAID BUSHING, SAID PROJECTIONS HAVING AN AXIAL DIMENSION ONLY A MINOR FRACTION OF THE AXIAL DIMENSION OF SAID BUSHING, SAID PROJECTIONS HAVING OUTER ENDS ENGAGING SAID BORE SURFACE SO AS TO CENTER AT LEAST A PORTION OF SAID BUSHING RELATIVE TO SAID BORE AND PERMITTING SAID BUSHING TO TILT RELATIVE TO SAID BORE DURING ASSEMBLY OF SAID BEARING ASSEMBLY, A SHAFT EXTENDING THROUGH AND MOVABLY MOUNTED WITHIN SAID SHAFT RECEIVING BORE, A PLASTIC NONMETALLIC ADHESIVE SLEEVE FILLING THE SPACE BETWEEN SAID BUSHING AND BUSHING MOUNTING BORE, SAID PLASTIC SLEEVE SECURELY BONDED TO THE OUTER PERIPHERAL SURFACE OF SAID BUSHING AND THE SURFACE OF SAID BORE SO AS TO PERMANENTLY SECURE SAID BUSHING TO SAID BEARING MOUNT AND TO DAMPEN VIBRATIONS AND NOISE.

References Cited (Backward Citations)

US2531334A Cited
US2673767A Cited
US2776175A Cited
US2931684A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-12-23 1967-06-24 1967-12-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-12-23 1971-06-24 1971-12-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-12-23 1975-06-24 1975-12-24 $7700.00 Window Closed / Lapsed

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