← Back to Patent Explorer
US3254475A Expired / Lapsed US ⏱️ 0.0 years remaining

Mist collector

Assignee: Farr Co
•
Filing: 1963-07-30
•
Granted: 1966-06-07
•
Expires: 1983-07-30
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Richard S Farr
  • 👤 Robert M Culbert

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 17:06
CPC Classifications
B; B01; B01D; B01D45/00; B01D45/04; B01D45/06; B01D45/12; B01D45/16; F; F24; F24F; F24F13/00; F24F13/08; F24F13/081

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 366 words
A DEVICE FOR SEPARATING LIQUID DROPLETS FROM A STREAK OF GAS FLOWING AT A HIGH VELOCITY, COMPRISING, A HOUSING HAVING AN INLET PORTION FOR RECEIVING THE FLOWING GAS AND AN OUTLET PORTION FOR DISCHARGING THE FLOWING GAS WITHOUT THE LIQUID DROPLETS, A PLURALITY OF SPACEDAPART VANES MOUNTED IN SAID HOUSING AND EXTENDING ACROSS THE SUBSTANTIALLY ENTIRE FLOW PATH OF SAID STREAM OF GAS AND FROM SAID INLET PORTION TO SAID OUTLET PORTION, EACH SAID VANE HAVING A THIN LEADING EDGE FACING SAID INLET PORTION AND A THIN TRAILING EDGE FACING SAID OUTLET PORTION FOR CAUSING A SMOOTH GAS FLOW TO AND FROM SAID VANE RELATIVE TO SAID HOUSING INLET AND OUTLET PORTIONS, EACH OF SAID VANES HAVING A PAIR OF CONVEX AND CONCAVE EXTERNAL SURFACES UNEQUALLY AND SMOOTHLY CURVED IN THE SAME DIRECTION AND EXTENDING BETWEEN SAID LEADING AND TRAILING EDGES AND FORMING A THICKENED CROSS-SECTION, EACH SAID VANE SURFACE HAVING A CURVATURE AND SPACED FROM THE JUXTAPOSED VANE SURFACE OF THE NEXT ADJACENT VANE FOR CAUSING A RELATIVELY UNIFORM FLOW AREA BWTWEEN VANES FROM SAID LEADING EDGE TO SAID TRAILING EDGE FOR EFFICIENTLY TURNING THE GAS STREAM FROM THE DIRECTION OF FLOW IN THE INLET PORTION TO THE DIRECTION OF FLOW IN THE OUTLET PORTION, SAID CONCAVE VANE SURFACES CONFRONTING THE GAS FLOWING FROM THE INLET PORTION FOR THE LIQUID DROPLETS TO IMPINGE THEREON, EACH SAID VANE HAVING A NARROW SLOT IN SAID CONCAVE SURFACE EXTENDING TRANSVERSELY ACROSS SUBSTANTIALLY THE ENTIRE GAS FLOW PATH AND LOCATED AT SUBSTANTIALLY THE TERMINATION OF THE TRAILING EDGE END OF SAID CONCAVE SURFACE FOR RECEIVING THE LIQUID DROPLETS IMPINGING ON AND MIGRATING ALONG SAID CONCAVE SURFACE, EACH SAID VANE SLOT POSITIONED A SUBSTANTIALLY GREATER LATERAL DISTANCE FROM THE LEADING EDGE OF THAT VANE THAT THE LATERAL DISTANCE BETWEEN THE LEADING EDGE OF THAT VANE AND THE NEXT ADJACENT VANE, EACH SAID VANE HAVING AN INTERIOR CONDUIT MEANS COMMUNICATING WITH THE SAID SLOT THEREIN, AND MEANS COMMUNICATING WITH EACH SAID VANE CONDUIT MEANS AND HAVING MEANS FOR CAUSING CONTINUAL BLEEDING-OFF OF A PORTION OF THE STREAM OF GAS THROUGH BOTH SAID SLOT AND COMMUNICATING MEANS FOR DISCHARGING SUCH PORTION OF GAS AND THE LIQUID DROPLETS PASSING THERETHROUGH FROM THE DEVICE.
Claim 2
Independent Claim 366 words
A DEVICE FOR SEPARATING LIQUID DROPLETS FROM A STREAK OF GAS FLOWING AT A HIGH VELOCITY, COMPRISING, A HOUSING HAVING AN INLET PORTION FOR RECEIVING THE FLOWING GAS AND AN OUTLET PORTION FOR DISCHARGING THE FLOWING GAS WITHOUT THE LIQUID DROPLETS, A PLURALITY OF SPACEDAPART VANES MOUNTED IN SAID HOUSING AND EXTENDING ACROSS THE SUBSTANTIALLY ENTIRE FLOW PATH OF SAID STREAM OF GAS AND FROM SAID INLET PORTION TO SAID OUTLET PORTION, EACH SAID VANE HAVING A THIN LEADING EDGE FACING SAID INLET PORTION AND A THIN TRAILING EDGE FACING SAID OUTLET PORTION FOR CAUSING A SMOOTH GAS FLOW TO AND FROM SAID VANE RELATIVE TO SAID HOUSING INLET AND OUTLET PORTIONS, EACH OF SAID VANES HAVING A PAIR OF CONVEX AND CONCAVE EXTERNAL SURFACES UNEQUALLY AND SMOOTHLY CURVED IN THE SAME DIRECTION AND EXTENDING BETWEEN SAID LEADING AND TRAILING EDGES AND FORMING A THICKENED CROSS-SECTION, EACH SAID VANE SURFACE HAVING A CURVATURE AND SPACED FROM THE JUXTAPOSED VANE SURFACE OF THE NEXT ADJACENT VANE FOR CAUSING A RELATIVELY UNIFORM FLOW AREA BWTWEEN VANES FROM SAID LEADING EDGE TO SAID TRAILING EDGE FOR EFFICIENTLY TURNING THE GAS STREAM FROM THE DIRECTION OF FLOW IN THE INLET PORTION TO THE DIRECTION OF FLOW IN THE OUTLET PORTION, SAID CONCAVE VANE SURFACES CONFRONTING THE GAS FLOWING FROM THE INLET PORTION FOR THE LIQUID DROPLETS TO IMPINGE THEREON, EACH SAID VANE HAVING A NARROW SLOT IN SAID CONCAVE SURFACE EXTENDING TRANSVERSELY ACROSS SUBSTANTIALLY THE ENTIRE GAS FLOW PATH AND LOCATED AT SUBSTANTIALLY THE TERMINATION OF THE TRAILING EDGE END OF SAID CONCAVE SURFACE FOR RECEIVING THE LIQUID DROPLETS IMPINGING ON AND MIGRATING ALONG SAID CONCAVE SURFACE, EACH SAID VANE SLOT POSITIONED A SUBSTANTIALLY GREATER LATERAL DISTANCE FROM THE LEADING EDGE OF THAT VANE THAT THE LATERAL DISTANCE BETWEEN THE LEADING EDGE OF THAT VANE AND THE NEXT ADJACENT VANE, EACH SAID VANE HAVING AN INTERIOR CONDUIT MEANS COMMUNICATING WITH THE SAID SLOT THEREIN, AND MEANS COMMUNICATING WITH EACH SAID VANE CONDUIT MEANS AND HAVING MEANS FOR CAUSING CONTINUAL BLEEDING-OFF OF A PORTION OF THE STREAM OF GAS THROUGH BOTH SAID SLOT AND COMMUNICATING MEANS FOR DISCHARGING SUCH PORTION OF GAS AND THE LIQUID DROPLETS PASSING THERETHROUGH FROM THE DEVICE.

References Cited (Backward Citations)

DE194445C Cited
DE257368C Cited
US1603878A Cited
FR48993E Cited
US2474695A Cited
US2357734A Cited
US2358508A Cited
US2643736A Cited
DE1046576B Cited
US3053030A Cited
US3155474A Cited
FR1267727A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-06-06 1969-12-06 1970-06-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-06-06 1973-12-06 1974-06-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-06-06 1977-12-06 1978-06-07 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag