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US3134653A Expired / Lapsed US ⏱️ 0.0 years remaining

Web drying apparatus

Assignee: Beloit Corp
•
Filing: 1961-02-01
•
Granted: 1964-05-26
•
Expires: 1981-02-01
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Abstract

No abstract record available.

Inventors

  • 👤 Edgar J Justus
  • 👤 Edward D Beachler

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 21:21
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/10; F26B13/14

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 132 words
IN A DRYING APPARATUS PARTICULARLY ADAPTED FOR DRYING WEBS OF FIBROUS MATERIAL, A ROTATABLE DRYING CYLINDER, MEANS GUIDING A TRAVELING WEB OF FIBROUS MATERIAL TO SAID DRYING CYLINDER AND PARTIALLY WRAPPING THE WEB ABOUT SAID CYLINDER, A HOOD SUPPORTED TO EXTEND ABOUT THE PORTION OF THE PERIPHERY OF SAID CYLINDER HAVING THE WEB WRAPPED THEREABOUT, AT LEAST ONE PLENUM CHAMBER IN SAID HOOD HAVING NOZZLES LEADING THEREFROM AND OPENING CLOSELY ADJACENT SAID CYLINDER AND LEADING FROM SAID PLENUM CHAMBER PERPENDICULAR TO THE PERIPHERY THEREOF AND COVERING A SUBSTANTIAL PORTION OF THE AREA OF THE WEB WRAPPED ABOUT SAID CYLINDER, MEANS SUPPLYING HEATED AIR TO SAID PLENUM CHAMBER TO DIRECT A PLURALITY OF HIGH VELOCITY HEATED AIR STREAMS THROUGH SAID NOZZLES ONTO SAID CYLINDER FOR THE WIDTH THEREOF, AND MEANS HOLDING THE WEB
Claim 2
Dependent Claim 132 words
IN A DRYING APPARATUS PARTICULARLY ADAPTED FOR DRYING WEBS OF FIBROUS MATERIAL, A ROTATABLE DRYING CYLINDER, MEANS GUIDING A TRAVELING WEB OF FIBROUS MATERIAL TO SAID DRYING CYLINDER AND PARTIALLY WRAPPING THE WEB ABOUT SAID CYLINDER, A HOOD SUPPORTED TO EXTEND ABOUT THE PORTION OF THE PERIPHERY OF SAID CYLINDER HAVING THE WEB WRAPPED THEREABOUT, AT LEAST ONE PLENUM CHAMBER IN SAID HOOD HAVING NOZZLES LEADING THEREFROM AND OPENING CLOSELY ADJACENT SAID CYLINDER AND LEADING FROM SAID PLENUM CHAMBER PERPENDICULAR TO THE PERIPHERY THEREOF AND COVERING A SUBSTANTIAL PORTION OF THE AREA OF THE WEB WRAPPED ABOUT SAID CYLINDER, MEANS SUPPLYING HEATED AIR TO SAID PLENUM CHAMBER TO DIRECT A PLURALITY OF HIGH VELOCITY HEATED AIR STREAMS THROUGH SAID NOZZLES ONTO SAID CYLINDER FOR THE WIDTH THEREOF, AND MEANS HOLDING THE WEB

References Cited (Backward Citations)

US2928185A Cited
US1199394A Cited
US1615210A Cited
GB415696A Cited
US2054391A Cited
US2349558A Cited
US2878583A Cited
US2909847A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-05-26 1967-11-25 1968-05-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-05-26 1971-11-25 1972-05-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-05-26 1975-11-25 1976-05-26 $7700.00 Window Closed / Lapsed

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