Patent US2741830A successfully refreshed from Google Patents.
US2741830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal engine support
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1953-03-02
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Granted: 1956-04-17
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Expires: 1973-03-02
Abstract
No abstract record available.
Inventors
- 👤 Oliver G Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:38
CPC Classifications
B; B25; B25H; B25H1/00; B25H1/0007; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49895; Y10T29/49901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
329 words
AN ENGINE MOUNT WHICH COMPRISES A PAIR OF RIGID, UPRIGHT END FRAME MEMBERS OF WHICH EACH HAS AN UPPER END, A LOWER END AND INNER AND OUTER VERTICAL SURFACE PORTIONS, AND WHICH DEFINES AN ENLARGED CIRCULAR ORIFICE OR HORIZONTAL AXIS OPENING THROUGH SAID SURFACE PORTIONS AT SAID UPPER END, SAID ORIFICE HAVING AN INNER AND AN OUTER END CORRESPONDING TO SAID FRAME SURFACE PORTIONS AND A CYLINDRICAL WALL SURFACE INTERMEDIATE SAID ENDS, A MEANS FOR RIGIDLY UNITING SAID FRAME MEMBERS IN HORIZONTALLY SPACED, OPPOSED, SUBSTANTIALLY PARALLEL RELATION WITH THE ORIFICES DEFINED BY SAID FRAME MEMBERS SUBSTANTIALLY IN AXIAL ALIGNMENT, AND MEANS FOR MOUNTING AN ENGINE INTERMEDIATE SAID FRAME MEMBERS FOR ROTATION ABOUT THE AXIS OF SAID ORIFICES INCLUDING A SUPPORT RING ASSEMBLY FITTED IN EACH ORIFICE FOR SLIDEABLE ROTATION THEREIN, WHEREIN EACH RING ASSEMBLE COMPRISES AN ANNULAR BODY HAVING INNER AND OUTER EDGE PORTIONS AND A PERIPHERAL EDGE PORTION ENGAGEABLE WITH SAID ORIFICE INTERMEDIATE WALL PORTION IN SURFACE CONTACT THEREWITH, A FLANGE INTEGRAL WITH ONE EDGE PORTION OF SAID ANNULAR BODY, EXTENDING RADIALLY BEYOND SAID PERIPHERAL EDGE PORTION IN SUBSTANTIALLY RIGHT ANGULAR RELATION THERETO, SAID FLANGE HAVING AN INNER FACE ADAPTED TO ENGAGE SAID FRAME MEMBER FOR ROTARY SLIDING SURFACE CONTACT ABOUT THE PERIPHERY OF SAID FRAME ORIFICE AT ONE END THEREOF, AN ANNULAR FLANGE PLATE ADAPTED FOR ATTACHMENT TO THE OTHER END OF SAID ANNULAR BODY CONCENTRICALLY THEREWITH TO EXTEND RADIALLY BEYOND SAID ANNULAR BODY IN SUBSTANTIALLY RIGHT ANGULAR RELATION TO THE PERIPHERAL EDGE THEREOF, SAID FLANGE PLATE HAVING AN INNER FACE ADAPTED TO ENGAGE SAID FRAME MEMBER FOR ROTARY SLIDING SURFACE CONTACT ABOUT THE PERIPHERY OF SAID FRAME ORIFICE AT THE OTHER END THEREOF, ENGINE MOUNT SUPPORT MEANS, ADAPTED FOR FIXED ENGAGEMENT WITH MOUNTING MEANS CARRIED BY SAID ENGINE, SAID SUPPORT MEANS BEING SECURED IN SAID SUPPORT RING ASSEMBLY AND DISPOSED SO AS TO EXTEND OUTWARDLY FROM THE INNER END OF SAID ORIFICE. AND DETENT MEANS OPERABLE TO RETAIN SAID RING ASSEMBLY AGAINST ROTATION IN SAID ORIFICE.
Claim 2
Dependent Claim
329 words
AN ENGINE MOUNT WHICH COMPRISES A PAIR OF RIGID, UPRIGHT END FRAME MEMBERS OF WHICH EACH HAS AN UPPER END, A LOWER END AND INNER AND OUTER VERTICAL SURFACE PORTIONS, AND WHICH DEFINES AN ENLARGED CIRCULAR ORIFICE OR HORIZONTAL AXIS OPENING THROUGH SAID SURFACE PORTIONS AT SAID UPPER END, SAID ORIFICE HAVING AN INNER AND AN OUTER END CORRESPONDING TO SAID FRAME SURFACE PORTIONS AND A CYLINDRICAL WALL SURFACE INTERMEDIATE SAID ENDS, A MEANS FOR RIGIDLY UNITING SAID FRAME MEMBERS IN HORIZONTALLY SPACED, OPPOSED, SUBSTANTIALLY PARALLEL RELATION WITH THE ORIFICES DEFINED BY SAID FRAME MEMBERS SUBSTANTIALLY IN AXIAL ALIGNMENT, AND MEANS FOR MOUNTING AN ENGINE INTERMEDIATE SAID FRAME MEMBERS FOR ROTATION ABOUT THE AXIS OF SAID ORIFICES INCLUDING A SUPPORT RING ASSEMBLY FITTED IN EACH ORIFICE FOR SLIDEABLE ROTATION THEREIN, WHEREIN EACH RING ASSEMBLE COMPRISES AN ANNULAR BODY HAVING INNER AND OUTER EDGE PORTIONS AND A PERIPHERAL EDGE PORTION ENGAGEABLE WITH SAID ORIFICE INTERMEDIATE WALL PORTION IN SURFACE CONTACT THEREWITH, A FLANGE INTEGRAL WITH ONE EDGE PORTION OF SAID ANNULAR BODY, EXTENDING RADIALLY BEYOND SAID PERIPHERAL EDGE PORTION IN SUBSTANTIALLY RIGHT ANGULAR RELATION THERETO, SAID FLANGE HAVING AN INNER FACE ADAPTED TO ENGAGE SAID FRAME MEMBER FOR ROTARY SLIDING SURFACE CONTACT ABOUT THE PERIPHERY OF SAID FRAME ORIFICE AT ONE END THEREOF, AN ANNULAR FLANGE PLATE ADAPTED FOR ATTACHMENT TO THE OTHER END OF SAID ANNULAR BODY CONCENTRICALLY THEREWITH TO EXTEND RADIALLY BEYOND SAID ANNULAR BODY IN SUBSTANTIALLY RIGHT ANGULAR RELATION TO THE PERIPHERAL EDGE THEREOF, SAID FLANGE PLATE HAVING AN INNER FACE ADAPTED TO ENGAGE SAID FRAME MEMBER FOR ROTARY SLIDING SURFACE CONTACT ABOUT THE PERIPHERY OF SAID FRAME ORIFICE AT THE OTHER END THEREOF, ENGINE MOUNT SUPPORT MEANS, ADAPTED FOR FIXED ENGAGEMENT WITH MOUNTING MEANS CARRIED BY SAID ENGINE, SAID SUPPORT MEANS BEING SECURED IN SAID SUPPORT RING ASSEMBLY AND DISPOSED SO AS TO EXTEND OUTWARDLY FROM THE INNER END OF SAID ORIFICE. AND DETENT MEANS OPERABLE TO RETAIN SAID RING ASSEMBLY AGAINST ROTATION IN SAID ORIFICE.
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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) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |