Blower wheel

• US 3,211,364 A
• Filed: 10/30/1963
• Issued: 10/12/1965
• Est. Priority Date: 10/30/1963
• Status: Expired due to Term

• Current Assignee: Joseph C. Gantner, William H. Wentling
• Original Assignee: Joseph C. Gantner, William H. Wentling
• Inventors: Wentling, William H., Gantner, Joseph C.
• Application Number:
  US04/320,062
• Time in Patent Office: 713 Days
• US Class Current: 416/178
• CPC Class Codes: F04D 29/282 the leading edge of each vane being substantially parallel to the rotation axis
• CPC Class Codes: Y10T 29/49321 Assembling individual fluid flow interacting members, e.g., blades, vanes, buckets, on rotary support member

Claims

1. AN INTEGRAL BLOWER WHEEL OF THE CHARACTER DESCRIBED MADE SUBSTANTIALLY ENTIRELY OF SHEET METAL PARTS COMPRISING, A PLURALITY OF SEPARATELY FORMED PARALLEL SHEET METAL BLADES CIRCUMFERENTIALLY ARRANGED TO FORM A WHEEL HAVING A PREDETERMINED DIAMETER, EACH SAID BLADE HAVING A SMOOTH PUMPING BLADE SURFACE WITH RADIALLY OUTWARDLY EXTENDING FLANGE PORTIONS AT EACH END THEREOF, SHEET METAL RING MEANS AT EACH END OF EACH SAID BLADE ENCOMPASSING AND SUPPORTING SAID FLANGE PORTIONS TO LOCK SAID FLANGE PORTIONS AND SAID RING MEANS AGAINST RELATIVE MOVEMENT IN ANY DIRECTION, SAID RING MEANS HAVING WELD MATERIAL MEANS DISPOSED BETWEEN THE ENTIRE AREA OF ENCOMPASSING CONTACT BETWEEN SAID FLANGE PORTIONS AND SAID RING MEANS AND PROVIDING A CONTINUOUS ANNULAR RING OF WELD MATERIAL SECURELY LOCKING SAID SEPARATING FLANGE PORTIONS TOGETHER AND TO SAID