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US3100960A Expired / Lapsed US ⏱️ 0.0 years remaining

Textile spindles

Assignee: Curtiss Wright Corp
•
Filing: 1961-10-10
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Granted: 1963-08-20
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Expires: 1981-10-10
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Paul G Pavlovich

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 20:03
CPC Classifications
D; D01; D01H; D01H7/00; D01H7/02; D01H7/04; D01H7/045; D01H7/048

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 176 words
A TEXTILE SPINDLE COMPRISING A RIGID MOUNTING BASE ADAPTED TO BE SO DISPOSED AS TO HAVE AN UPRIGHT PORTION AND VERTICALLY SPACED APART ARM PORTIONS TERMINATING IN GENERALLY SEMI-CYLINDRICAL COPLANAR CAVITIES OPEN IN A DIRECTION AWAY FROM THE UPRIGHT PORTION, A BLADE ASSEMBLY INCLUDING AN ELONGATED BLADE MEMBER HAVING TWO AXIALLY SPACED APART, SELF CONTAINED AND SEALED ANTIFRICTION BEARING UNITS THEREON, EACH HAVING A CIRCULAR RIGID OUTER RACE AND A RESILIENT NON-METALLIC FLANGED COLLAR RADIALLY AND AXIALLY EMBRACING THE RACE, SAID COLLARS FITTING RESPECTIVE SAID COPLANAR CAVITIES, AND RIGID CAPS HAVING SIMILAR CAVITIES MATCHING THE BASE CAVITIES AND ADAPTED TO COOPERATE THEREWITH SNUGLY TO EMBRACE THE COLLARS RADIALLY, THE CAPS HAVING RIGID ARM PORTIONS SNUGLY EMBRACING RESPECTIVE COLLARS AXIALLY AND RADIALLY OF THE BLADE ASSEMBLY, SAID BLADE ASSEMBLY FURTHER INCLUDING A DRIVING WHORL ON THE BLADE MEMBER DISPOSED BETWEEN THE ARM PORTIONS OF THE BASE, THE ARM PORTIONS OF THE CAPS BEING BIFURCATED TO FORM SLOTS OPEN TOWARD THE BASE, LOOSELY EMBRACING THE ASSOCIATED PORTIONS OF THE BLADE MEMBER AND EXTENDING THEREBEYOND TOWARD THE BASE MEMBER.

References Cited (Backward Citations)

US2883824A Cited
US2914905A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-08-19 1967-02-18 1967-08-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-08-19 1971-02-18 1971-08-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-08-19 1975-02-18 1975-08-20 $7700.00 Window Closed / Lapsed

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