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US2688593A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for guiding filaments

Assignee: AT&T Inc
•
Filing: 1951-11-30
•
Granted: 1954-09-07
•
Expires: 1971-11-30
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Abstract

No abstract record available.

Inventors

  • 👤 Oscar G Nelson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 23:51
CPC Classifications
C; C25; C25D; C25D7/00; C25D7/06; C25D7/0607

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 281 words
A FILAMENT-PROCESSING APPARATUS, WHICH COMPRISES AN OPEN PROCESSING TANK, A SECOND OPEN PROCESSING TANK POSITIONED IN SIDE-BY-SIDE RELATIONSHIP WITH THE FIRST-METHIONED TANK, A ROLLER HAVING GROUPS OF CIRCUMFERENTIAL GROOVES SPACED THEREALONG DISPOSED HORIZONTALLY AT A PREDETERMINED LEVEL AT THE EXIT END OF THE FIRST-MENTIONED TANK FOR GUIDING A PLURALITY OF FILAMENTS FROM THE TANK, A SECOND ROLLER HAVING A GROUP OF CIRCUMFERENTIAL GROOVES SPACED THEREALONG THE SAME AS THE SPACING OF ONE OF SAID GROUP S OF GROOVES IN THE FIRST-MENTIONED ROLLER AND DISPOSED HORIZONTALLY AT A PREDETERMINED LEVEL DIFFERENT FROM THE LEVEL OF THE FIRST-MENTIONED ROLLER FOR DEFLECTING A GROUP OF FILAMENTS TRAVELLING IN THE LAST MENTINED GROUP OF GROOVES TO A PREDETERMINED PLANE A GROUP OF SHEAVES MOUNTED IN THE LASTMENTIONED PLANE ALONG A DIAGONAL WITH RESPECT TO THE LAST-MENTIONED ROLLER FOR GUIDING THROUGH A RIGHT ANGLE FILAMENTS FROM THE LAST-MENTIONED ROLLER, A SECOND GROUP OF SHEAVES MOUNTED IN A PLANE AT THE LEVEL AT WHICH A SECOND GROUP OF WIRES LEAVE THE FIRST-MENTIONED ROLLER ALONG A DIAGONAL WITH RESPECT TO THE FIRST-MENTIONED ROLLER FOR GUIDING THE SECOND GROUP OF FILAMENTS THROUGH A RIGHT ANGLE AT A LEVEL DIFFERENT FROM THE LEVEL OF THE WIRES OF THE FIRST-MENTIONED GROUP, A GROUP OF SHEAVES MOUNTED AT THE SAME LEVEL AS THE FIRST-MENTIONED GROUP OF SHEAVES ALONG A DIAGONAL WITH RESPECT TO THE SECOND TANK AND OPPOSED TO THE DIAGONAL OF THE SHEAVES OF THE FIRST-MENTIONED GROUP, A THIRD ROLLER HAVING GROOVES THEREIN MOUNTED BETWEEN THE THIRD-MENTIONED GROUP OF SHEAVES AND THE SECOND-MENTIONED TANK FOR RECEIVING THE FILAMENTS FROM THE THIRD-MENTIONED GROUP OF SHEAVES AT THE SAME LEVEL AS THE THIRD-MENTIONED GROUP OF SHEAVES, A FOURTH ROLLER HAVING GROOVES THEREIN POSITIONED
Claim 2
Dependent Claim 281 words
A FILAMENT-PROCESSING APPARATUS, WHICH COMPRISES AN OPEN PROCESSING TANK, A SECOND OPEN PROCESSING TANK POSITIONED IN SIDE-BY-SIDE RELATIONSHIP WITH THE FIRST-METHIONED TANK, A ROLLER HAVING GROUPS OF CIRCUMFERENTIAL GROOVES SPACED THEREALONG DISPOSED HORIZONTALLY AT A PREDETERMINED LEVEL AT THE EXIT END OF THE FIRST-MENTIONED TANK FOR GUIDING A PLURALITY OF FILAMENTS FROM THE TANK, A SECOND ROLLER HAVING A GROUP OF CIRCUMFERENTIAL GROOVES SPACED THEREALONG THE SAME AS THE SPACING OF ONE OF SAID GROUP S OF GROOVES IN THE FIRST-MENTIONED ROLLER AND DISPOSED HORIZONTALLY AT A PREDETERMINED LEVEL DIFFERENT FROM THE LEVEL OF THE FIRST-MENTIONED ROLLER FOR DEFLECTING A GROUP OF FILAMENTS TRAVELLING IN THE LAST MENTINED GROUP OF GROOVES TO A PREDETERMINED PLANE A GROUP OF SHEAVES MOUNTED IN THE LASTMENTIONED PLANE ALONG A DIAGONAL WITH RESPECT TO THE LAST-MENTIONED ROLLER FOR GUIDING THROUGH A RIGHT ANGLE FILAMENTS FROM THE LAST-MENTIONED ROLLER, A SECOND GROUP OF SHEAVES MOUNTED IN A PLANE AT THE LEVEL AT WHICH A SECOND GROUP OF WIRES LEAVE THE FIRST-MENTIONED ROLLER ALONG A DIAGONAL WITH RESPECT TO THE FIRST-MENTIONED ROLLER FOR GUIDING THE SECOND GROUP OF FILAMENTS THROUGH A RIGHT ANGLE AT A LEVEL DIFFERENT FROM THE LEVEL OF THE WIRES OF THE FIRST-MENTIONED GROUP, A GROUP OF SHEAVES MOUNTED AT THE SAME LEVEL AS THE FIRST-MENTIONED GROUP OF SHEAVES ALONG A DIAGONAL WITH RESPECT TO THE SECOND TANK AND OPPOSED TO THE DIAGONAL OF THE SHEAVES OF THE FIRST-MENTIONED GROUP, A THIRD ROLLER HAVING GROOVES THEREIN MOUNTED BETWEEN THE THIRD-MENTIONED GROUP OF SHEAVES AND THE SECOND-MENTIONED TANK FOR RECEIVING THE FILAMENTS FROM THE THIRD-MENTIONED GROUP OF SHEAVES AT THE SAME LEVEL AS THE THIRD-MENTIONED GROUP OF SHEAVES, A FOURTH ROLLER HAVING GROOVES THEREIN POSITIONED

References Cited (Backward Citations)

US413889A Cited
US2435931A Cited
US2289535A Cited
US2307925A Cited
US2375434A Cited
US2353987A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1957-09-06 1958-03-08 1958-09-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1961-09-06 1962-03-08 1962-09-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1965-09-06 1966-03-08 1966-09-07 $7700.00 Window Closed / Lapsed

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