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US3097895A Expired / Lapsed US ⏱️ 0.0 years remaining

Bearing suspension

Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1960-11-10
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Granted: 1963-07-16
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Expires: 1980-11-10
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Abstract

No abstract record available.

Inventors

  • 👤 Richard J Matt

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 00:13
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/05; F04D29/056; F04D29/059; F01; F01D; F01D25/00; F01D25/16; F01D25/162; F01D25/164; F16; F16C; F16C19/00; F16C19/54; F16C19/546; F16C19/547; F16C19/548; F16C27/00; F16C27/04; F16C19/02; F16C19/14; F16C19/16; F16C19/163; F16C2360/00; F16C25/00; F16C25/06; F16C25/08; F16C25/083; F16C35/00; F16C35/04; F16C35/06; F16C35/07; F16C35/077

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 308 words
IN COMBINATION, A SHAFT HOUSING AND A ROTATABLE SHAFT MOUNTED IN SAID SHAFT HOUSING, A BEARING STRUCTURE HAVING METAL DISPOSED THEREIN AND BEING DISPOSED BETWEEN SAID SHAFT AND SAID SHAFT HOUSING THE SHAFT HOUSING BEING COMPRISED OF A LIGHTER METAL HAVING A HIGHER COEFFICIENT OF EXPANSION THAN SAID BEARING STRUCTURE, SAID BEARING STRUCTURE INCLUDING A PAIR OF AXIALLY SPACED BALL BEARING UNITS AND A SPACER ELEMENT AND A SPRING AXIALLY BETWEEN SAID UNITS, SAID BEARING STRUCTURE FURTHER INCLUDING A BEARING LINER CONTAINING SAID UNITS, SAID SPACER ELEMENT AND SAID SPRING, THE BEARING UNITS EACH HAVING A RADIALLY INNER BEARING RACE FIXEDLY SECURED TO SAID SHAFT AND AN AXIALLY OUTER BEARING RACE SLIDABLY CONTAINED IN SAID BEARING LINER, SAID BEARING LINER HAVING AN EXTENSION BEARING AGAINST ONE OF SAID BEARING UNITS AND A NUT SECURED TO SAID SHAFT BEARING AGAINST ANOTHER OF SAID UNITS WHEREBY THE BEARING UNITS AR URGED TOWARDS ONE ANOTHER AND SAID SPRING FUNCTIONS TO MAINTAIN THE SAID UNITS AND SAID SPACER ELEMENT UNDER AXIAL LOAD, AND A VARIABLE TEMPERATURE RESILIENT BEARING MOUNTING CONNECTED BETWEEN THE SHAFT HOUSING AND THE BEARING LINER AND WHICH RESILIENT BEARING MOUNTING IS DEFORMABLE RELATIVE OT THE SHAFT HOUSING AND SAID BEARING LINER TO COMPENSATE FOR THE DIFFERENCES IN THE RATES OF COEFFICIENTS OF EXPANSION OF THE SHAFT HOUSING AND THE BEARING STRUCTURE TO INSURE THE MAINTENANCE OF PROPER CLEARANCES BETWEEN THE SHAFT HOUSING AND THE COMPONENTS OF SAID BEARING STRUCTURE OVER A WIDER TEMPERATURE RANGE AS COMPARED TO COMBINATION OF THIS TYPE NOT POSSESSING SAID VARIABLE TEMPERATURE RESILIENT BEARING MOUNTING, THE RESILIENT BEARING MOUNTING INCLUDING A SERIES OF ANNULARLY ARRANGED RODS ENGAGED BETWEEN SAID LINER AND SAID HOUSING AND A PAIR OF RINGS CONNECTED TO SAID RODS AT OPPOSITE ENDS OF SAID RODS FOR SECURING SAID RODS TOGETHER AND TO FACILITATE THE ASSEMBLY OF SAID RODS WITH SAID BEARING STRUCTURE.
Claim 2
Dependent Claim 308 words
IN COMBINATION, A SHAFT HOUSING AND A ROTATABLE SHAFT MOUNTED IN SAID SHAFT HOUSING, A BEARING STRUCTURE HAVING METAL DISPOSED THEREIN AND BEING DISPOSED BETWEEN SAID SHAFT AND SAID SHAFT HOUSING THE SHAFT HOUSING BEING COMPRISED OF A LIGHTER METAL HAVING A HIGHER COEFFICIENT OF EXPANSION THAN SAID BEARING STRUCTURE, SAID BEARING STRUCTURE INCLUDING A PAIR OF AXIALLY SPACED BALL BEARING UNITS AND A SPACER ELEMENT AND A SPRING AXIALLY BETWEEN SAID UNITS, SAID BEARING STRUCTURE FURTHER INCLUDING A BEARING LINER CONTAINING SAID UNITS, SAID SPACER ELEMENT AND SAID SPRING, THE BEARING UNITS EACH HAVING A RADIALLY INNER BEARING RACE FIXEDLY SECURED TO SAID SHAFT AND AN AXIALLY OUTER BEARING RACE SLIDABLY CONTAINED IN SAID BEARING LINER, SAID BEARING LINER HAVING AN EXTENSION BEARING AGAINST ONE OF SAID BEARING UNITS AND A NUT SECURED TO SAID SHAFT BEARING AGAINST ANOTHER OF SAID UNITS WHEREBY THE BEARING UNITS AR URGED TOWARDS ONE ANOTHER AND SAID SPRING FUNCTIONS TO MAINTAIN THE SAID UNITS AND SAID SPACER ELEMENT UNDER AXIAL LOAD, AND A VARIABLE TEMPERATURE RESILIENT BEARING MOUNTING CONNECTED BETWEEN THE SHAFT HOUSING AND THE BEARING LINER AND WHICH RESILIENT BEARING MOUNTING IS DEFORMABLE RELATIVE OT THE SHAFT HOUSING AND SAID BEARING LINER TO COMPENSATE FOR THE DIFFERENCES IN THE RATES OF COEFFICIENTS OF EXPANSION OF THE SHAFT HOUSING AND THE BEARING STRUCTURE TO INSURE THE MAINTENANCE OF PROPER CLEARANCES BETWEEN THE SHAFT HOUSING AND THE COMPONENTS OF SAID BEARING STRUCTURE OVER A WIDER TEMPERATURE RANGE AS COMPARED TO COMBINATION OF THIS TYPE NOT POSSESSING SAID VARIABLE TEMPERATURE RESILIENT BEARING MOUNTING, THE RESILIENT BEARING MOUNTING INCLUDING A SERIES OF ANNULARLY ARRANGED RODS ENGAGED BETWEEN SAID LINER AND SAID HOUSING AND A PAIR OF RINGS CONNECTED TO SAID RODS AT OPPOSITE ENDS OF SAID RODS FOR SECURING SAID RODS TOGETHER AND TO FACILITATE THE ASSEMBLY OF SAID RODS WITH SAID BEARING STRUCTURE.

References Cited (Backward Citations)

US1517060A Cited
US2114670A Cited
US2119990A Cited
US2504776A Cited
US2885583A Cited
US2804358A Cited
US2926051A Cited
US2992868A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-07-15 1967-01-14 1967-07-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-07-15 1971-01-14 1971-07-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-07-15 1975-01-14 1975-07-16 $7700.00 Window Closed / Lapsed

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