Rotor element for line flow fan
First Claim
1. A ROTOR ELEMENT FOR A LINE FLOW FAN COMPRISING A PAIR OF DISKS SPACED APART AND MOUNTED ON AN AXLE, A PLURALITY OF BLADES SUPPORTED ON SAID DISKS LONGITUDINALLY PARALLEL TO SAID AXLE, SAID DISKS EACH HAVING A RIM PORTION OF FLEXIBLE AND RESILIENT MATERIAL, SLOTS IN SAID RIM PORTION, SAID BLADES BEING ARCUATE IN CROSS SECTION AND SUPPORTED IN SAID SLOTS IN SAID RIM PORTIONS, SAID SLOTS EXTENDING GENERALLY RADIALLY OF THE DISKS AND EACH HAVING A CLOSED END AND AN OPPOSITE END OPENING THROUGH AN EDGE OF SAID RIM PORTION, AND A STOP PORTION AT THE OPEN END OF EACH SLOT EXTENDING INTO THE SLOT AS MEANS TO HOLD THE BLADES IN THE SLOTS, THE LENGTH OF EACH SLOT BETWEEN ITS CLOSED END AND THE STOP PORTION THEREIN BEING NO GREATER THAN THE WIDTH OF ONE OF SAID BLADES AND THE SPACE BETWEEN THE WALLS OF EACH SLOT BEING NO GREATER THAN THE THICKNESS OF ONE OF SAID BLADES MEASURED BETWEEN THE BASE AND APEX OF THE ARCUATE CROSS SECTION OF THE BLADE.
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1 Claim
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1. A ROTOR ELEMENT FOR A LINE FLOW FAN COMPRISING A PAIR OF DISKS SPACED APART AND MOUNTED ON AN AXLE, A PLURALITY OF BLADES SUPPORTED ON SAID DISKS LONGITUDINALLY PARALLEL TO SAID AXLE, SAID DISKS EACH HAVING A RIM PORTION OF FLEXIBLE AND RESILIENT MATERIAL, SLOTS IN SAID RIM PORTION, SAID BLADES BEING ARCUATE IN CROSS SECTION AND SUPPORTED IN SAID SLOTS IN SAID RIM PORTIONS, SAID SLOTS EXTENDING GENERALLY RADIALLY OF THE DISKS AND EACH HAVING A CLOSED END AND AN OPPOSITE END OPENING THROUGH AN EDGE OF SAID RIM PORTION, AND A STOP PORTION AT THE OPEN END OF EACH SLOT EXTENDING INTO THE SLOT AS MEANS TO HOLD THE BLADES IN THE SLOTS, THE LENGTH OF EACH SLOT BETWEEN ITS CLOSED END AND THE STOP PORTION THEREIN BEING NO GREATER THAN THE WIDTH OF ONE OF SAID BLADES AND THE SPACE BETWEEN THE WALLS OF EACH SLOT BEING NO GREATER THAN THE THICKNESS OF ONE OF SAID BLADES MEASURED BETWEEN THE BASE AND APEX OF THE ARCUATE CROSS SECTION OF THE BLADE.
Specification
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Current AssigneeTaylor D. Whitenack Jr
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Original AssigneeTaylor D. Whitenack Jr
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InventorsWhitenack, Taylor D. Jr.
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Application NumberUS04/288,640Time in Patent Office511 DaysField of SearchUS Class Current416/175CPC Class CodesF04D 29/283 rotors of the squirrel-cage...
