← Back to Patent Explorer
US3173353A Expired / Lapsed US ⏱️ 0.0 years remaining

Heat retrieving device

Assignee: Individual
•
Filing: 1962-05-07
•
Granted: 1965-03-16
•
Expires: 1982-05-07
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Raymond H Watkins

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 07:37
CPC Classifications
F; F24; F24D; F24D5/00; F24F; F24F7/00; F24F7/04; F24F7/06; F24F7/065

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 332 words
AN APPARATUS FOR EQUALIZING THE TEMPERATURE IN A HEATED SPACE WHEREIN THE HEAT TENDS TO COLLECT IN A LAYER AT THE TOP, LEAVING THE FLOOR RELATIVELY COLD; COMPRISING A PORTABLE UNIT ADAPTED TO BE PLACED ON THE FLOOR, SAID PORTABLE UNIT CONTAINING AN AIR PUMP, AND HAVING INTAKE AND DISCHAGE PORTS, THE LATTER BEING NEAR THE FLOOR, A PIPE COMPRISING A PLURALITY OF TELESCOPING SECTIONS, ONE OF WHICH IS CONNECTED AT ONE END TO THE INTAKE PORT AND THE OTHERS OF WHICH ARE EXTENDED UPWARDLY THEREFROM, SAID TELESCOPING SECTIONS BEING ADJUSTABLE BOTH TO THE HEIGHTWISE DIMENSION OF THE SPACE AND TO POSITION THE OPEN UPPER END MOST EFFECTIVELY IN THE HIGH TEMPERATURE LAYER AT THE TOP OF THE SPACE, SAID PIPE PROVIDING MEANS THROUGH WHICH THE HOT AIR AT THE TOP OF THE SPACE IS DRAWN DOWNWARDLY INTO THE UNIT AND DISCHARGED THROUGH THE DISCHARGE PORT AT THE BOTTOM CLOSE TO THE FLOOR, SAID PUMP COMPRISING A ROTOR HAVING A PLURALITY OF VERTICAL, CLOSELY SPACED VANES DISPOSED AND SUPPORTED EQUIDISTANTLY FROM A VERTICAL AXIS FOR ROTATION ABOUT SAID VERTICAL AXIS IN A DIRECTION AND, BY SUCH ROTATION, TO DRAW AIR INTO ITS UPPER END AND DISCHARGE IT TANGENTIALLY FROM ITS PERIPHERY, A MANIFOLD ENCLOSING THE ROTOR AT THE BOTTOM AND SIDES, SAID MANIFOLD HAVING AN INLET OPENING AT THE UPPR END OF THE ROTOR CONCENTRIC WITH THE AXIS OF THE ROTOR AND WITH THE INTAKE PORT, AND A DISCHARGE OPENING TANGENTIAL TO ITS PERIPHERY AND IN REGISTRATION WITH THE DISCHARGE PORT, A MOTOR, MEANS CONNECTING THE MOTOR TO THE ROTOR BELOW THE MANIFOLD, A SUPPORTING WALL DIVIDING THE UNIT INTO UPPER AND LOWER CHAMBERS, SAID SUPPORTING WALL SUPPORTING THE PUMP AND MANIFOLD IN THE UPPER CHAMBER AND THE MOTOR IN THE LOWER CHAMBER, AND A THERMOSTAT SITUATED ON THE UPPER SECTION OF THE PIPE ADJACENT THE TOP OPERABLE, BY A TEMPERATURE OF PREDETERMINED HIGH LEVEL, TO INITIATE OPERATION OF THE MOTOR AND A PREDETERMINED LOWER LEVEL TO TERMINATE OPERATION OF THE MOTOR.
Claim 2
Independent Claim 332 words
AN APPARATUS FOR EQUALIZING THE TEMPERATURE IN A HEATED SPACE WHEREIN THE HEAT TENDS TO COLLECT IN A LAYER AT THE TOP, LEAVING THE FLOOR RELATIVELY COLD; COMPRISING A PORTABLE UNIT ADAPTED TO BE PLACED ON THE FLOOR, SAID PORTABLE UNIT CONTAINING AN AIR PUMP, AND HAVING INTAKE AND DISCHAGE PORTS, THE LATTER BEING NEAR THE FLOOR, A PIPE COMPRISING A PLURALITY OF TELESCOPING SECTIONS, ONE OF WHICH IS CONNECTED AT ONE END TO THE INTAKE PORT AND THE OTHERS OF WHICH ARE EXTENDED UPWARDLY THEREFROM, SAID TELESCOPING SECTIONS BEING ADJUSTABLE BOTH TO THE HEIGHTWISE DIMENSION OF THE SPACE AND TO POSITION THE OPEN UPPER END MOST EFFECTIVELY IN THE HIGH TEMPERATURE LAYER AT THE TOP OF THE SPACE, SAID PIPE PROVIDING MEANS THROUGH WHICH THE HOT AIR AT THE TOP OF THE SPACE IS DRAWN DOWNWARDLY INTO THE UNIT AND DISCHARGED THROUGH THE DISCHARGE PORT AT THE BOTTOM CLOSE TO THE FLOOR, SAID PUMP COMPRISING A ROTOR HAVING A PLURALITY OF VERTICAL, CLOSELY SPACED VANES DISPOSED AND SUPPORTED EQUIDISTANTLY FROM A VERTICAL AXIS FOR ROTATION ABOUT SAID VERTICAL AXIS IN A DIRECTION AND, BY SUCH ROTATION, TO DRAW AIR INTO ITS UPPER END AND DISCHARGE IT TANGENTIALLY FROM ITS PERIPHERY, A MANIFOLD ENCLOSING THE ROTOR AT THE BOTTOM AND SIDES, SAID MANIFOLD HAVING AN INLET OPENING AT THE UPPR END OF THE ROTOR CONCENTRIC WITH THE AXIS OF THE ROTOR AND WITH THE INTAKE PORT, AND A DISCHARGE OPENING TANGENTIAL TO ITS PERIPHERY AND IN REGISTRATION WITH THE DISCHARGE PORT, A MOTOR, MEANS CONNECTING THE MOTOR TO THE ROTOR BELOW THE MANIFOLD, A SUPPORTING WALL DIVIDING THE UNIT INTO UPPER AND LOWER CHAMBERS, SAID SUPPORTING WALL SUPPORTING THE PUMP AND MANIFOLD IN THE UPPER CHAMBER AND THE MOTOR IN THE LOWER CHAMBER, AND A THERMOSTAT SITUATED ON THE UPPER SECTION OF THE PIPE ADJACENT THE TOP OPERABLE, BY A TEMPERATURE OF PREDETERMINED HIGH LEVEL, TO INITIATE OPERATION OF THE MOTOR AND A PREDETERMINED LOWER LEVEL TO TERMINATE OPERATION OF THE MOTOR.

References Cited (Backward Citations)

US1170551A Cited
US2235642A Cited
US2315636A Cited
US3026788A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-03-15 1968-09-14 1969-03-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-03-15 1972-09-14 1973-03-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-03-15 1976-09-14 1977-03-16 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag