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US3217388A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of making bearings

Assignee: Individual
•
Filing: 1964-02-10
•
Granted: 1965-11-16
•
Expires: 1984-02-10
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Abstract

No abstract record available.

Inventors

  • 👤 Charles S White

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 14:59
CPC Classifications
F; F16; F16C; F16C33/00; F16C11/00; F16C11/04; F16C11/06; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/103; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49648; Y10T29/49657; Y10T29/49661; Y10T29/49801; Y10T29/49826; Y10T29/4984; Y10T29/49845; Y10T29/49853; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32631; Y10T403/32737; Y10T403/32778

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 164 words
IN A METHOD OF MAKING A UNIVERSAL BEARING OF THE BALL AND SOCKET TYPE IN WHICH AN INNER METAL BALL-LIKE ELEMENT HAVING AN OUTER SPHERICAL SURFACE IS SEATED WITHIN A UNITARY OUTER METALLIC RING MEMBER, THE IMPROVEMENT WHICH COMPRISES PROVIDING ON THE INNER SURFACE OF A METALLIC RING MEMBER OF CYLINDRICAL FORM A LAYER OF FABRIC OF BONDABLE YARNS AND TEFLON YARNS WOVEN TOGETHER WITH SAID BONDABLE YARNS ON ONE SURFACE OF SAID FABRIC AND THE TEFLON YARNS EXPOSED ON THE OTHER SURFACE OF SAID FABRIC, ASSEMBLYING A METAL BALL-LIKE ELEMENT WITHIN SAID RING MEMBER AND FORCING THE END PORTIONS OF SAID RING MEMBER TOWARD THE BALL-LIKE ELEMENT TO CONVERT THE INNER SURFACE OF SAID LAYER OF FABRIC TO A SPHERICAL FORM CONFORMING TO THE OUTER SPHERICAL SURFACE OF SAID BALLLIKE ELEMENT WHEREBY THE BALL-LIKE ELEMENT IS LOCKED IN POSITION WITHIN SAID RING MEMBER AGAINST AXIAL DISPLACEMENT WITH THE EXPOSED TEFLON YARN IN SURFACE CONTACT WITH SAID BALL AND FORMING A BEARING SURFACE THEREFOR.
Claim 2
Dependent Claim 164 words
IN A METHOD OF MAKING A UNIVERSAL BEARING OF THE BALL AND SOCKET TYPE IN WHICH AN INNER METAL BALL-LIKE ELEMENT HAVING AN OUTER SPHERICAL SURFACE IS SEATED WITHIN A UNITARY OUTER METALLIC RING MEMBER, THE IMPROVEMENT WHICH COMPRISES PROVIDING ON THE INNER SURFACE OF A METALLIC RING MEMBER OF CYLINDRICAL FORM A LAYER OF FABRIC OF BONDABLE YARNS AND TEFLON YARNS WOVEN TOGETHER WITH SAID BONDABLE YARNS ON ONE SURFACE OF SAID FABRIC AND THE TEFLON YARNS EXPOSED ON THE OTHER SURFACE OF SAID FABRIC, ASSEMBLYING A METAL BALL-LIKE ELEMENT WITHIN SAID RING MEMBER AND FORCING THE END PORTIONS OF SAID RING MEMBER TOWARD THE BALL-LIKE ELEMENT TO CONVERT THE INNER SURFACE OF SAID LAYER OF FABRIC TO A SPHERICAL FORM CONFORMING TO THE OUTER SPHERICAL SURFACE OF SAID BALLLIKE ELEMENT WHEREBY THE BALL-LIKE ELEMENT IS LOCKED IN POSITION WITHIN SAID RING MEMBER AGAINST AXIAL DISPLACEMENT WITH THE EXPOSED TEFLON YARN IN SURFACE CONTACT WITH SAID BALL AND FORMING A BEARING SURFACE THEREFOR.

References Cited (Backward Citations)

USRE18843E Cited
USRE24765E Cited
US2835521A Cited
US2885248A Cited
US2838436A Cited
US2804886A Cited
US3019821A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-11-15 1969-05-17 1969-11-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-11-15 1973-05-17 1973-11-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-11-15 1977-05-17 1977-11-16 $7700.00 Window Closed / Lapsed

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