← Back to Patent Explorer
US3123320A Expired / Lapsed US ⏱️ 0.0 years remaining

slaughter

Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 01:11
CPC Classifications
B; B64; B64C; B64C29/00; B64C29/0008; B64C29/0041; B64C29/0066; B64C39/00; B64C39/001

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 221 words
A HEAVIER-THAN-AIR AIRCRAFT COMPRISING: (A) A DISK-LIKE STRUCTURE SUBSTANTIALLY SYMMETRICAL ABOUT A VERTICAL AXIS AND HAVING AN UPPER SURFACE AND LOWER SURFACE AND AN OUTER PERIPHERAL EDGE, (B) SAID UPPER AND LOWER SURFACE BEING OF AIRFOIL SHAPE AND ADAPTED TO PROVIDE A LIFTING COMPONENT IN LATERAL FLIGHT, (C) A LOWER STATOR CONSTRUCTION AND AN UPPER STATOR CONSTRUCTION FIXED TO SAID LOWER STATOR CONSTRUCTION AND SPACED GENERALLY UPWARDLY THEREFROM FORMING AN ANNULAR DISCHARGE SLOT THEREBETWEEN NEAR SAID OUTER PERIPHERAL EDGE, SAID DISCHARGE SLOT INTERRUPTING SAID LOWER SURFACE FOR EJECTING GASES DOWNWARDLY AND CONICALLY OUTWARDLY FROM SAID STRUCTURE AT HIGH VELOCITY, SAID UPPER STATOR CONSTRUCTION FORMING AN ANNULAR INTAKE SLOT AT SAID UPPER SURFACE, (D) A RADIAL PASSAGEWAY FORMED BETWEEN SAID UPPER AND LOWER STATOR CONSTRUCTIONS AND COMMUNICATING BETWEEN SAID INTAKE AND EXHAUST SLOTS, A CENTRIFUGAL BLOWER ROTOR ROTATABLY MOUNTED IN SAID STRUCTURE AND HAVING CIRCUMFERENTIALLY SPACED BLADES OPERATIVELY CONTAINED AND ROTATABLE IN SAID RADIAL PASSAGEWAY FOR DIRECTING AIR FROM SAID INTAKE SLOT TOWARD SAID DISCHARGE SLOT, A PRESSURE RING DUCT FORMED IN SAID RADIAL PASSAGAWAY BETWEEN SAID BLADES AND SAID DISCHARGE SLOT, A PLURALITY OF JET ENGINES MOUNTED ON SAID BLOWER ROTOR AND WITHIN SAID PRESSURE RING DUCT FOR ROTATING SAID BLOWER ROTOR, MEANS FOR FUELING SAID JET ENGINES, AND (E) CONTROL MEANS IN SAID DISCHARGE SLOT FOR SELECTIVELY CONTROLLING FLOW THERETHROUGH.
Claim 2
Dependent Claim 221 words
A HEAVIER-THAN-AIR AIRCRAFT COMPRISING: (A) A DISK-LIKE STRUCTURE SUBSTANTIALLY SYMMETRICAL ABOUT A VERTICAL AXIS AND HAVING AN UPPER SURFACE AND LOWER SURFACE AND AN OUTER PERIPHERAL EDGE, (B) SAID UPPER AND LOWER SURFACE BEING OF AIRFOIL SHAPE AND ADAPTED TO PROVIDE A LIFTING COMPONENT IN LATERAL FLIGHT, (C) A LOWER STATOR CONSTRUCTION AND AN UPPER STATOR CONSTRUCTION FIXED TO SAID LOWER STATOR CONSTRUCTION AND SPACED GENERALLY UPWARDLY THEREFROM FORMING AN ANNULAR DISCHARGE SLOT THEREBETWEEN NEAR SAID OUTER PERIPHERAL EDGE, SAID DISCHARGE SLOT INTERRUPTING SAID LOWER SURFACE FOR EJECTING GASES DOWNWARDLY AND CONICALLY OUTWARDLY FROM SAID STRUCTURE AT HIGH VELOCITY, SAID UPPER STATOR CONSTRUCTION FORMING AN ANNULAR INTAKE SLOT AT SAID UPPER SURFACE, (D) A RADIAL PASSAGEWAY FORMED BETWEEN SAID UPPER AND LOWER STATOR CONSTRUCTIONS AND COMMUNICATING BETWEEN SAID INTAKE AND EXHAUST SLOTS, A CENTRIFUGAL BLOWER ROTOR ROTATABLY MOUNTED IN SAID STRUCTURE AND HAVING CIRCUMFERENTIALLY SPACED BLADES OPERATIVELY CONTAINED AND ROTATABLE IN SAID RADIAL PASSAGEWAY FOR DIRECTING AIR FROM SAID INTAKE SLOT TOWARD SAID DISCHARGE SLOT, A PRESSURE RING DUCT FORMED IN SAID RADIAL PASSAGAWAY BETWEEN SAID BLADES AND SAID DISCHARGE SLOT, A PLURALITY OF JET ENGINES MOUNTED ON SAID BLOWER ROTOR AND WITHIN SAID PRESSURE RING DUCT FOR ROTATING SAID BLOWER ROTOR, MEANS FOR FUELING SAID JET ENGINES, AND (E) CONTROL MEANS IN SAID DISCHARGE SLOT FOR SELECTIVELY CONTROLLING FLOW THERETHROUGH.

References Cited (Backward Citations)

US2807428A Cited
US2718364A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-03-03 1967-09-02 1968-03-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-03-03 1971-09-02 1972-03-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-03-03 1975-09-02 1976-03-03 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag