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US3718805A Expired / Lapsed US ⏱️ 0.0 years remaining

Heated fluid gun

Assignee: Individual
•
Filing: 1971-01-13
•
Granted: 1973-02-27
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Expires: 1991-01-13
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Abstract

Abstract A PORTABLE GUN HOUSING INCLUDING AN ELONGATED HEATCONDUCTIVE CORE THROUGH WHICH IS FORMED A CENTRAL ELONGATED STRAIGHT CENTRAL FLUID PASSAGE SURROUNDED BY A HELICAL FLUID PASSAGE AND WITH BOTH FLUID PASSAGES COMMUNICATING WITH A DISCHARGE ORIFICE IN THE FRONT OF THE HOUSING. AT LEAST ONE ELONGATED ELECTRICAL HEATING ELEMENT EXTENDS LONGITUDINALLY THROUGH THE CORE BETWEEN THE STRAIGHT FLUID PASSAGE AND THE HELICAL FLUID PASSAGE, AND AN ELECTRICAL SUPPLY CONDUIT IS PROVIDED FOR ENERGIZING THE HEATING ELEMENT. A CONTROL VALVE LOCATED WITHIN THE BREECH OR REAR CHAMBER OF THE HOUSING HAS AN INLET CONNECTED TO A FLUID SUPPLY CONDUIT AND OUTLETS CONNECTED TO THE FLUID PASSAGES. THE VALVE HAS A CLOSED POSITION WHEREIN FLUID IS DIRECTED SOLELY TO THE HELICAL PASSAGE, A FULLY OPEN POSITION WHEREIN THE FLUID IS DIRECTED SUBSTANTIALLY SOLELY THROUGH THE STRAIGHT PASSAGE AND VARIABLE INTERMEDIATE POSITIONS BETWEEN THE CLOSED AND OPEN POSITIONS WHEREIN FLUID IS DIRECTED SIMULTANEOUSLY THROUGH BOTH PASSAGES IN PROPORTIONATE AMOUNTS CORRESPONDING TO THE INTERMEDIATE POSITION. D R A W I N G

Inventors

  • 👤 E Posey

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 15:20
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4075; A47L11/38; A47L11/408; A47L11/4086; A47L11/4088; B; B60; B60S; B60S3/00; B60S3/04; B60S3/044; D; D06; D06F; D06F87/00; F; F22; F22B; F22B1/00; F22B1/28; F22B1/287

Claims Analysis

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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-02-27 1976-08-28 1977-02-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-02-27 1980-08-28 1981-02-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-02-27 1984-08-28 1985-02-27 $7700.00 Window Closed / Lapsed

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