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US3299623A Expired / Lapsed US ⏱️ 0.0 years remaining

Two-for-one twisting spindle with rotatably journalled hollow shank

Assignee: Individual
•
Filing: 1965-06-28
•
Granted: 1967-01-24
•
Expires: 1985-06-28
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Abstract

No abstract record available.

Inventors

  • 👤 Keyser Johann Jacob

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 09:14
CPC Classifications
D; D01; D01H; D01H1/00; D01H1/10; D01H1/105; D01H1/106

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 93 words
A TWO-FOR-ONE SPINDLE, WHICH INCLUDES: A ROTATABLE HOLLOW SHANK HAVING AN UPPER END PORTION AND A LOWER END PORTION, A THREAD STORAGE DISC FITTED TO SAID HOLLOW SHANK BETWEEN SAID UPPER END PORTION AND SAID LOWER END PORTION, A BOBBIN CARRIER ADAPTED TO BE HELD AT A STANDSTILL WITH REGARD TO SAID HOLLOW SHANK, AND BEARING MEANS ARRANGED AT THE UPPER END PORTION OF SAID HOLLOW SHANK AND SUPPORTING SAID BOBBIN CARRIER, SAID BOBBIN CARRIER EXTENDING DOWNWARDLY INTO AN AREA NEAR SAID THREAD STORAGE DISC AND SURROUNDING SAID HOLLOW SHANK WITH RADIAL PLAY.
Claim 2
Dependent Claim 93 words
A TWO-FOR-ONE SPINDLE, WHICH INCLUDES: A ROTATABLE HOLLOW SHANK HAVING AN UPPER END PORTION AND A LOWER END PORTION, A THREAD STORAGE DISC FITTED TO SAID HOLLOW SHANK BETWEEN SAID UPPER END PORTION AND SAID LOWER END PORTION, A BOBBIN CARRIER ADAPTED TO BE HELD AT A STANDSTILL WITH REGARD TO SAID HOLLOW SHANK, AND BEARING MEANS ARRANGED AT THE UPPER END PORTION OF SAID HOLLOW SHANK AND SUPPORTING SAID BOBBIN CARRIER, SAID BOBBIN CARRIER EXTENDING DOWNWARDLY INTO AN AREA NEAR SAID THREAD STORAGE DISC AND SURROUNDING SAID HOLLOW SHANK WITH RADIAL PLAY.
Claim 3
Dependent Claim 164 words
A BOBBIN CARRIER BASKET FOR USE IN CONNECTION WITH A TWO-FOR-ONE TWISTING SPINDLE, WHICH COMPRISES: A FIRST ANNULAR MEMBER, A PLURALITY OF LEG MEANS SUPPORTED BY SAID ANNULAR MEMBER, A PLURALITY OF LEG MEANS SUPPORTED BY SAID ANNULAR MEMBER, EACH OF SAIE LEG MEANS COMPRISING A FIRST RESILIENT ARM HAVING ONE END CONNECTED TO SAID ANNULAR MEMBER AND EXTENDING IN THE DIRECTION OF THE CENTRAL AXIS OF SAID ANNULAR MEMBER, EACH OF SAID LEG MEANS ALSO COMPRISING A RADIAL ARM HAVING ONE END PORTION CONNECTED TO SAID FIRST ARM, EACH OF SAID LEG MEANS FURTHER COMPRISING AN ADDITIONAL ARM HAVING ONE END CONNECTED TO THE OTHER END PORTION OF THE RESPECTIVE ADJACENT RADIAL ARM AND FORMING WITH SAID RADIAL ARM AND SAID FIRST ARM A U-SHAPED LEG, AND A SECOND ANNULAR MEMBER SUBSTANTIALLY COAXIAL WITH SAID FIRST ANNULAR MEMBER BUT HAVING A CONSIDERABLY GREATER DIAMETER THAN SAID FIRST ANNULAR MEMBER, THE FREE END OF SAID ADDITIONAL ARMS BEING CONNECTED TO SAID SECOND ANNULAR MEMBER.
Claim 4
Dependent Claim 164 words
A BOBBIN CARRIER BASKET FOR USE IN CONNECTION WITH A TWO-FOR-ONE TWISTING SPINDLE, WHICH COMPRISES: A FIRST ANNULAR MEMBER, A PLURALITY OF LEG MEANS SUPPORTED BY SAID ANNULAR MEMBER, A PLURALITY OF LEG MEANS SUPPORTED BY SAID ANNULAR MEMBER, EACH OF SAIE LEG MEANS COMPRISING A FIRST RESILIENT ARM HAVING ONE END CONNECTED TO SAID ANNULAR MEMBER AND EXTENDING IN THE DIRECTION OF THE CENTRAL AXIS OF SAID ANNULAR MEMBER, EACH OF SAID LEG MEANS ALSO COMPRISING A RADIAL ARM HAVING ONE END PORTION CONNECTED TO SAID FIRST ARM, EACH OF SAID LEG MEANS FURTHER COMPRISING AN ADDITIONAL ARM HAVING ONE END CONNECTED TO THE OTHER END PORTION OF THE RESPECTIVE ADJACENT RADIAL ARM AND FORMING WITH SAID RADIAL ARM AND SAID FIRST ARM A U-SHAPED LEG, AND A SECOND ANNULAR MEMBER SUBSTANTIALLY COAXIAL WITH SAID FIRST ANNULAR MEMBER BUT HAVING A CONSIDERABLY GREATER DIAMETER THAN SAID FIRST ANNULAR MEMBER, THE FREE END OF SAID ADDITIONAL ARMS BEING CONNECTED TO SAID SECOND ANNULAR MEMBER.

References Cited (Backward Citations)

FR962357A Cited
US2654210A Cited
US2924064A Cited
US3159962A Cited
US3177643A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-01-23 1970-07-25 1971-01-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-01-23 1974-07-25 1975-01-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-01-23 1978-07-25 1979-01-24 $7700.00 Window Closed / Lapsed

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