US3905554A - Convertible liquid spray nozzle - Google Patents

Convertible liquid spray nozzle Download PDF

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Publication number
US3905554A
US3905554A US409190A US40919073A US3905554A US 3905554 A US3905554 A US 3905554A US 409190 A US409190 A US 409190A US 40919073 A US40919073 A US 40919073A US 3905554 A US3905554 A US 3905554A
Authority
US
United States
Prior art keywords
paint
cone
opening
pressurized air
elongated body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US409190A
Other languages
English (en)
Inventor
Jonathan Durand Bell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Black and Decker Corp
Original Assignee
Black and Decker Manufacturing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Black and Decker Manufacturing Co filed Critical Black and Decker Manufacturing Co
Priority to US409188A priority Critical patent/US3892359A/en
Priority to US409190A priority patent/US3905554A/en
Priority to US430535A priority patent/US3869089A/en
Priority to CA210,278A priority patent/CA1017720A/en
Priority to CA210,251A priority patent/CA1014194A/en
Priority to CA210,252A priority patent/CA1014119A/en
Priority to CA210,213A priority patent/CA1001128A/en
Priority to DE19742446533 priority patent/DE2446533A1/de
Priority to DE19742446534 priority patent/DE2446534A1/de
Priority to DE19742446532 priority patent/DE2446532A1/de
Priority to FR7433110A priority patent/FR2248881A1/fr
Priority to BR8423/74A priority patent/BR7408423A/pt
Priority to BR8422/74A priority patent/BR7408422D0/pt
Priority to IT2862174A priority patent/IT1025070B/it
Priority to IT2862374A priority patent/IT1025072B/it
Priority to IT28618/74A priority patent/IT1030720B/it
Priority to GB45907/74A priority patent/GB1486332A/en
Priority to JP12155474A priority patent/JPS5073213A/ja
Priority to JP49121553A priority patent/JPS5073929A/ja
Priority to GB4590674A priority patent/GB1486331A/en
Priority to JP49121552A priority patent/JPS50128813A/ja
Application granted granted Critical
Publication of US3905554A publication Critical patent/US3905554A/en
Priority to CA256,911A priority patent/CA1016910A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
    • B05B7/0416—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid
    • B05B7/0441—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid with one inner conduit of liquid surrounded by an external conduit of gas upstream the mixing chamber
    • B05B7/0475—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid with one inner conduit of liquid surrounded by an external conduit of gas upstream the mixing chamber with means for deflecting the peripheral gas flow towards the central liquid flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/06—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/06—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane
    • B05B7/062—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet
    • B05B7/066—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet with an inner liquid outlet surrounded by at least one annular gas outlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/12—Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
    • B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
    • B05B7/2405—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle
    • B05B7/2435—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle the carried liquid and the main stream of atomising fluid being brought together by parallel conduits placed one inside the other
    • B05B7/2437—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using an atomising fluid as carrying fluid for feeding, e.g. by suction or pressure, a carried liquid from the container to the nozzle the carried liquid and the main stream of atomising fluid being brought together by parallel conduits placed one inside the other and a secondary stream of atomising fluid being brought together in the container or putting the carried fluid under pressure in the container

Definitions

  • the nozzle includes an [51] Int. Cl. B05B 07/06 elongated body having first and second tapered fluid 1 Field Of Search 398, passages extending therethrough for receiving paint and pressurized air, respectively.
  • the passages termi- 423 nate in exit openings at the front of the body.
  • a hollow cap including a spray opening is mounted at the 1 References Cited front of the body to provide a chamber for receiving UNITED STATES PATENTS pressurized air emerging from the second passage and 791,617 6/1905 Fesler 239 414 directing the air towardPaim emerging from F first 1,268,232 6/1918 purmanw 239/415 passage to produce a paint spray.
  • the nozzle includes 1,382,640 /1921 Heinrich 239 415 two (a) interchangeable caps which permit the paint 1,382.64] 6/ 1921 Heinrich.. 239/415 X and pressurized air to mix internally or externally of 2,372,678 4/1945 McKay 239/342 the chamber 2,659,628 11 1953 Beach 239/414 2,793,016 5 1957 Aghnides 239/391 2 Claims, 6 Drawing Flgul'es I i ;L::: I 1
  • the present invention relates to a liquid spray nozzle and, more particularly, to a nozzle for, for example, a paint spray gun operable by pressurized air.
  • paint spray guns have been developed which include nozzles for ejecting a paint spray.
  • the prior art nozzles have, however, been complicated in structure and, therefore, difficult and expensive to manufacture.
  • the nozzles have required multiple drilling operations in the nozzle fabrication.
  • the prior art nozzles have been prone to clog during painting operations.
  • the complicated structure of the nozzles has made it difficult to clean the nozzles after painting operations.
  • the present invention provides a paint spray nozzle which comprises a body including first and second fluid passages extending therethrough for receiving paint and pressurized air, respectively, with the fluid passages terminating in adjacent exit openings provided on the body.
  • the nozzle includes means in fluid communication with the first fluid passage for supplying paint to the first fluid passage and means in fluid communication with the second fluid passage for supplying pressurized air to the second fluid passage.
  • the nozzle includes a cap mounted on the body and having a hollow interior to provide a chamber for receiving pressurized air from the exit opening of the second fluid passage and directing the air toward the exit opening of the first fluid passage.
  • a spray opening extends through the cap from the chamber to form a paint spray from paint and pressurized air supplied to the first and second fluid passages, respectively.
  • a preferred embodiment of the paint spray nozzle comprises an elongated body including a first tapered passage extending longitudinally therethrough for receiving paint and a second tapered passage extending longitudinally therethrough for receiving pressurized air.
  • a front end of the body comprises a flat, circular face provided with a cone-shaped extension located on the face including a tip projecting forward from the face.
  • the first tapered passage extends from a separate, larger entrance opening formed at a rear end of the body through the cone-shaped extension to a smaller exit opening provided at the tip of the cone-shaped extension.
  • the second tapered passage extends from a larger, entrance opening at the rear end of the body to a smaller exit opening in the face at the front end of the body.
  • the body also includes an inlet port in fluid communication with the first tapered passage for supplying paint to the first tapered passage.
  • the preferred embodiment of the nozzle includes a removable cap mounted on the front end of the body adjacent to its face.
  • the cap has a hollow, cone-shaped interior which, in cooperation with the face and cone-shaped extension of the body, provides a chamber at the front end of the body for receiving pressurized air emerging from the exit opening of the second passage and directing the air toward the tip of the extension.
  • a spray opening extends through the cap in alignment with the exit opening of the first passage at the tip to form a paint spray from paint and pressurized air supplied to the first and second passages, respectively.
  • two interchangeable caps are provided to adapt the nozzle for either internal or external mixing of paint and pressurized air.
  • the cap in the internal mix embodiment, includes a tapered front wall provided with a cone-shaped interior surface which terminates in a central opening located in front of the tip of the cone-shaped extension in axial alignment with the exit opening in the tip.
  • the coneshaped interior surface of the cap in cooperation with the face and cone-shaped extension of the body, provides a mixing chamber for receiving paint and pressurized air.
  • the tip of the cone-shaped extension is located within the mixing chamber. Paint and pressurized air supplied to the fluid passages are mixed internally in the chamber and ejected from the central opening to produce a paint spray.
  • the internal mix embodiment is particularly suitable for use with slow drying liquids or those which will, after drying, redissolve in the solution being sprayed. Examples of these are oil base paints, stains, varnishes and water solutions, e.g., garden sprays.
  • the cap is again provided with a tapered front wall having an interior, coneshaped surface which terminates in a central opening in axial alignment with the exit opening formed in the tip of the cone-shaped extension.
  • the cone-shaped interior surface of the cap in cooperation with the face and cone-shaped extension of the body provides a chamber for receiving pressurized air and directing the air toward the tip.
  • the central opening in the cap surrounds the tip to define an annular orifice through which pressurized air emerges from the chamber. Paint and pressurized air supplied to the fluid passages are mixed in front of the tip to produce a paint spray.
  • the external mix embodiment is particularly suitable for use with quick drying liquids, such as latex base paints and lacquers.
  • the present invention provides a nozzle which is readily disassembled to permit easy access for cleaning.
  • the tapered fluid passages of the body provide an unrestricted internal flow structure which minimizes the tendency of the nozzle to clog and is readily accessible for cleaning of the nozzle.
  • the interchangeable caps permit use of the nozzle with either light bodied or heavy bodied paints.
  • FIG. 1 is a disassembled, side elevation of an internal mix paint spray nozzle comprising a body, a cap, a removable plug, and a plug retainer constructed according to the principles of the present invention
  • FIG. 2 is a side elevation, in section, showing the assembled relationship of the body, cap, plug and plug retainer of the nozzle of FIG. 1;
  • FIG. 3 is a front elevation of the body of the nozzle taken along line 33 of FIG. 1;
  • FIG. 4 is a rear elevation of the body of the nozzle taken along line 44 of FIG. 1;
  • FIG. 5 is a side elevation, in section, showing the assembled relationship of the body, cap, plug, and plug retainer of an external mix paint spray nozzle constructed according to the principles of the present invention.
  • FIG. 6 is an enlarged front elevation of the nozzle of FIG. 5.
  • the internal mix nozzle comprises, in general, an elongated body 10, a cap 12, a plug 14 and a plug retainer 16.
  • Body 10 is provided with a first set of external threads 18 adjacent to its front end.
  • Cap 12 is generally cylindrical in shape and provided with internal threads (shown in FIG. 2) for engaging external threads 18 to secure the cap to the body.
  • Cap 12 has a knurled exterior surface to facilitate manual threading of the cap on external threads 18.
  • body 10 is provided with a second set of external threads 20 adjacent to its rear end.
  • Plug retainer 16 is generally annular in shape and provided with internal threads (shown in FIG. 2) for engaging external threads 20 to secure the plug retainer to the body and to hold plug 14 against the rear end of the body.
  • Plug retainer 16 has a knurled exterior surface to facilitate manual threading of the plug retainer on external threads 20.
  • the body includes first and second fluid passages extending therethrough for receiving paint and pressurized air, respectively.
  • the fluid passages terminate in adjacent exit openings provided on the body.
  • elongated body 10 includes first and second tapered passages 22 and 24, respectively, extending longitudinally through the body.
  • body 10 includes a key-shaped recess 26 formed at its rear end.
  • Fluid passage 22 extends from a first, enlarged entrance opening 28 (FIG. 4) formed in the recess and gradually tapers as it extends toward the front end of body 10.
  • fluid passage 24 extends from a second, enlarged entrance opening 30 formed in the recess and tapers gradually as it extends toward the front end of the body.
  • the front end of body 10 comprises a flat, circular face 32 provided with a coneshaped extension 34 projecting forward from the face.
  • Cone-shaped extension 34 is centrally located on circular face 32 of the body and terminates in a cylindrical tip 36.
  • Fluid passage 22 extends from larger entrance opening 28 (FIG. 4) through body 10 and its cone shaped extension 34 and terminates in a smaller exit opening 38 (FIG. 3) in cylindrical tip 36.
  • fluid passage 24 extends from larger entrance opening 30 (FIG. 4) through body 10 to a smaller exit opening 40 (FIG. 3) in circular face 32.
  • the nozzle includes means in fluid communication with the first fluid passage for supplying paint to the first fluid passage to produce a flow of paint emerging from its exit opening.
  • this means comprises an inlet port in the body in fluid communication with the first fluid passage.
  • body 10 is provided with a stem 42 projecting laterally from the body.
  • a passageway 44 extends through stem 42 into fluid communication with passage 22.
  • Passageway 44 includes an enlarged diameter section 46 which extends inwardly from the outer end of stem 42 and a reduced diameter section 48 which begins approximately midway between the outer end of the stern and passage 22 to provide an annular ledge 50.
  • a conduit 51 for supplying paint to the nozzle is inserted in enlarged diameter portion 46 of passageway 44. Annular ledge 50 limits the extent to which the conduit can be inserted into the passageway.
  • the conduit is in fluid communication with a container (not shown) which contains paint and pressurized air.
  • a manually operable valve (not shown) is provided in the conduit to control the flow of paint from the container to the nozzle.
  • cylindrical cap 12 includes a tapered front wall 52 provided with a cone-shaped interior surface 54 which, in cooperation with flat, circular face 32 and cone-shaped extension 34 of body 10, provides a mixing chamber for paint and pressurized air.
  • the front wall of cap 12 includes a central opening 56 in axial alignment with exit opening 40 of fluid passage 22 in cylindrical tip 36 of the cone-shaped extension to form a paint spray from paint and pressurized air supplied to the mixing chamber.
  • plug 14 includes a key-shaped front face 57 adapted to be received in key-shaped recess 26 (FIGS. 2 and 4) in the rear end of body to cover and seal entrance openings 28 and 30 of fluid passages 22 and 24, respectively.
  • the peripheral outline of key-shaped face 57 corresponds to the shape of recess 26 illustrated in FIG. 4.
  • the nozzle includes means in fluid communication with the second fluid passage for supplying pressurized air to the second fluid passage to produce a flow of air emerging from its exit opening.
  • this means comprises a passageway extending through the plug in fluid communication with the entrance opening of the second fluid passage.
  • plug 14 includes a cylindrical inlet member 58 extending rearwardly from the plug.
  • a passageway 60 extends through the cylindrical member into fluid communication with enlarged opening 30 (FIG. 4) of fluid passage 24.
  • a conduit 61 connected to a source of pressurized air (not shown) is attached to inlet member 58 to supply pressurized air to fluid passage 24.
  • plug 14 includes a plug-like projection 62 extending forwardly from its front face 57. Pluglike projection 62 is tapered and shaped to be received in entrance opening 28 of fluid passage 22 to help seal the opening.
  • plug retainer 16 which is generally annular in shape, includes a rear wall 64 provided with a circular opening 66 to permit inlet member 58 to extend beyond the plug retainer. As shown in FIG. 2, rear wall 64 of plug retainer 16 engages the outer edge of plug 14 to retain the plug in engagement with the rear end of body 10 and the key-shaped face 57 in sealing relationship with openings 28, 30.
  • pressurized air is continuously supplied to the nozzle via conduit 61.
  • the pressurized air flows into passageway 60 through fluid passage 24 and out of exit opening 40 (FIG. 3) into the mixing chamber defined by the hollow interior of cap 12 and the front end of body 10.
  • the air in the mixing chamber is directed along the cone-shaped exterior surface of extension 34 and cone-shaped interior surface 54 of the cap toward cylindrical tip 36.
  • paint is supplied under pressure to the nozzle via conduit 51.
  • the flow of paint through conduit 51 is controlled by a manually operable valve (not shown).
  • the paint flows into passageway 44 through fluid passage 22 and out of exit opening 38 (FIG. 3) at cylindrical tip 36.
  • exit opening 38 As the paint emerges from exit opening 38, it is combined with the air flowing through the mixing chamber and is ejected with the air through spray opening 56 to form a paint spray.
  • the external mix nozzle includes an elongated body 10, a plug 14, and a plug retainer 16 identical to the corresponding components of the internal mix nozzle of FIG. 2.
  • the same reference numerals have been used to identify these structural elements of the external mix nozzle.
  • the external mix nozzle includes a cap 112 which is generally cylindrical in shape and provided with internal threads for engaging external threads 18 to secure the cap to the body.
  • Cap 112 has a knurled exterior surface to facilitate manual threading of the cap on external threads 18.
  • cylindrical cap 112 includes a tapered front wall 152 provided with a cone-shaped interior surface 154 which, in cooperation with flat circular face 32 and cone-shaped extension 34 of body 10, provides a chamber for receiving pressurized air from the exit opening of fluid passage 24 and directing the air toward the exit opening of fluid passage 22 in cylindrical tip 36.
  • the front wall of cap 112 includes a central opening 156 in axial alignment with the exit opening of fluid passage 22.
  • Cylindrical tip 36 extends into central opening 156 to define an annular orifice 158 (FIG. 6) surrounding the cylindrical tip.
  • pressurized air is continuously supplied to the nozzle via conduit 61.
  • the pressurized air flows into passageway through fluid passage 24 and out of exit opening 40 (FIG. 3) into the chamber defined by the hollow interior of cap 112 and the front end of body 10.
  • the air in the chamber is directed along the coneshaped exterior surface of extension 34 and coneshaped interior surface 154 of the cap through annular orifice 158 toward cylindrical tip 36.
  • paint is supplied under pressure to the nozzle via conduit 51.
  • the flow of paint through conduit 51 is controlled by a manually operable valve (not shown).
  • the paint flows into passageway 44 through fluid passage 22 and out of exit 38 (FIG. 3) at cylindrical tip 36.
  • exit opening 38 As the paint emerges from exit opening 38, it is combined with the air emerging from annular orifice 158 to produce a paint spray.
  • the body, cap, plug, and plug retainer of the nozzle are preferably formed of a suitable plastic material to which paint does not readily adhere, e.g., an acetal polymer. This type of material enables the nozzle to be readily cleaned.
  • the removable plug permits easy access to the tapered passages and the removable cap permits easy access to the chamber to facilitate cleaning of the nozzle.
  • the interchangeable caps permit the nozzle to be readily adapted for use with either quick drying or slow drying liquids.
  • the provision of unrestricted tapered passages minimizes the possibility of clogging, particularly in the case of heavy bodied paints.
  • the tapered passages also allow the body of the nozzle to be manufactured by molding techniques using removable pins rather than expensive drilling operations. The capability of manufacturing the nozzle by molding permits the nozzle to be manufactured at minimum cost.
  • a nozzle for paint spray gun operable by pressurized air comprising:
  • an elongated body having a rear end and a front end which comprises a flat, circular face provided with a cone-shaped extension centrally located on said face including a tip projecting forward from said face, said elongated body including a first tapered passage extending longitudinally therethrough from a first entrance opening in said rear end through said cone-shaped extension to a first exit opening in said tip of said cone-shaped extension and a second tapered passage extending longitudinally therethrough from a second entrance opening in said rear end to a second exit opening in said face, said body including a stem projecting laterally from said elongated body and including a passageway extending therethrough in fluid communication with said first tapered passage to provide said inlet port for supplying paint to said first tapered passage,
  • said elongated body further including an inlet port extending transversely therethrough in fluid communication with said first tapered passage for supplying paint to said first tapered passage to produce a flow of paint emerging from said first exit openan air inlet in fluid communication with said second entrance opening for supplying pressurized air to said second tapered passage to produce a flow of air emerging from said second exit opening; and
  • a generally cylindrical cap removably mounted on said front end of said elongated body, said cap including a front wall provided with a cone-shaped interior surface which in cooperation with said face and said cone-shaped extension of said elongated body provides a chamber for mixing paint and pressurized air emerging from said first and second exit openings, respectively, said front wall of said cap including a central opening in front of and in axial alignment with said first exit opening in said tip of said cone-shaped extension to form a paint spray from paint and pressurized air supplied to said first and second tapered passages, respectively.
  • a nozzle for a paint spray gun operable by pressurized air comprising:
  • an elongated body having a rear end and a front end which comprises a flat, circular face provided with a cone-shaped extension centrally located on said face including a cylindrical tip projecting forward from said face, said elongated body including a first tapered passage extending longitudinally therethrough from a first entrance opening in said rear end through said cone-shaped extension to a first exit opening in said cylindrical tip and a second tapered passage extending longitudinally therethrough from a second entrance opening in said rear end to a second exit opening in said face, said body including a stem projecting laterally from said elongated body and including a passageway extending therethrough in fluid communication with said first tapered passage to provide said inlet port for supplying paint to said first tapered passage; plug means for sealing said first entrance opening; said elongated body further including an inlet port extending transversely therethrough in fluid communication with said first tapered passage for supplying paint to said first tapered passage to produce a flow of paint emerging from said first exit opening; an air inlet in fluid communication with said second entrance opening

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US409190A 1973-10-24 1973-10-24 Convertible liquid spray nozzle Expired - Lifetime US3905554A (en)

Priority Applications (22)

Application Number Priority Date Filing Date Title
US409188A US3892359A (en) 1973-10-24 1973-10-24 Spray apparatus operable by pressurized air
US409190A US3905554A (en) 1973-10-24 1973-10-24 Convertible liquid spray nozzle
US430535A US3869089A (en) 1973-10-24 1974-01-03 Trigger assembly for manually operable spray apparatus
CA210,278A CA1017720A (en) 1973-10-24 1974-09-27 Spray apparatus operable by pressurized air
CA210,251A CA1014194A (en) 1973-10-24 1974-09-27 Convertible liquid spray nozzle
CA210,252A CA1014119A (en) 1973-10-24 1974-09-27 Spray apparatus incorporating aerosol valve
CA210,213A CA1001128A (en) 1973-10-24 1974-09-27 Trigger assembly for manually operable spray apparatus
DE19742446534 DE2446534A1 (de) 1973-10-24 1974-09-28 Spritzpistole, insbesondere farbspritzpistole
DE19742446532 DE2446532A1 (de) 1973-10-24 1974-09-28 Spruehkopf, insbesondere fuer eine mit druckluft betriebene spritzpistole
DE19742446533 DE2446533A1 (de) 1973-10-24 1974-09-28 Mit druckluft zu betreibende spritzpistole
FR7433110A FR2248881A1 (en) 1973-10-24 1974-10-01 Pneumatic paint spray gun - has spray head, two flow connections, and manually operated flow control valve
BR8423/74A BR7408423A (pt) 1973-10-24 1974-10-10 Pistola de pulverizacao acionada a ar comprimido
BR8422/74A BR7408422D0 (pt) 1973-10-24 1974-10-10 Pistola de pulverizacao
IT2862374A IT1025072B (it) 1973-10-24 1974-10-21 Ugello per la spruzzatura di liquidi
IT28618/74A IT1030720B (it) 1973-10-24 1974-10-21 Apparato spruzzatore azionabile mediante arian compressa
IT2862174A IT1025070B (it) 1973-10-24 1974-10-21 Apparato spruzzatore incorporante una valvola nebulizzatriice
GB45907/74A GB1486332A (en) 1973-10-24 1974-10-23 Spray apparatus
JP12155474A JPS5073213A (de) 1973-10-24 1974-10-23
JP49121553A JPS5073929A (de) 1973-10-24 1974-10-23
GB4590674A GB1486331A (en) 1973-10-24 1974-10-23 Spray nozzle
JP49121552A JPS50128813A (de) 1973-10-24 1974-10-23
CA256,911A CA1016910A (en) 1973-10-24 1976-07-14 Trigger assembly for manually operable spray apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US409190A US3905554A (en) 1973-10-24 1973-10-24 Convertible liquid spray nozzle

Publications (1)

Publication Number Publication Date
US3905554A true US3905554A (en) 1975-09-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
US409190A Expired - Lifetime US3905554A (en) 1973-10-24 1973-10-24 Convertible liquid spray nozzle

Country Status (3)

Country Link
US (1) US3905554A (de)
CA (1) CA1014194A (de)
DE (1) DE2446532A1 (de)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2711726A1 (de) * 1976-03-26 1977-10-06 Stamicarbon Verfahren und vorrichtung zum verspruehen einer fluessigkeit
US4456694A (en) * 1981-12-18 1984-06-26 Standard Oil Company Catalysts for producing alcohols from olefins and synthesis gas
US6056213A (en) * 1998-01-30 2000-05-02 3M Innovative Properties Company Modular system for atomizing a liquid
US6149509A (en) * 1995-11-27 2000-11-21 Danville Engineering Removable nozzle for a sandblaster handpiece
US6457974B1 (en) 1999-11-18 2002-10-01 Parkell, Inc. Intraoral dental abrading instrument
US6485303B1 (en) 1999-11-18 2002-11-26 Parkell, Inc. Intraoral dental abrading instrument
US20040195379A1 (en) * 2003-03-11 2004-10-07 Trent Rance Spray nozzle suitable for use in hot corrosive environments and method of use
US20070090206A1 (en) * 2005-10-26 2007-04-26 Binney & Smith Inc. Airbrush
CN104125862A (zh) * 2011-12-20 2014-10-29 坎贝尔·豪斯费尔德/斯科特·费策尔公司 喷漆器
WO2015036514A1 (en) * 2013-09-13 2015-03-19 N.V. Nutricia Internal mix atomizing spray nozzle assembly, process and product
CN112334235A (zh) * 2018-06-20 2021-02-05 本田技研工业株式会社 涂装用喷嘴

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CA2112093C (en) * 1993-12-21 1995-02-21 John A. Burgener Parallel path induction nebulizer

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DE2711726A1 (de) * 1976-03-26 1977-10-06 Stamicarbon Verfahren und vorrichtung zum verspruehen einer fluessigkeit
US4456694A (en) * 1981-12-18 1984-06-26 Standard Oil Company Catalysts for producing alcohols from olefins and synthesis gas
US6149509A (en) * 1995-11-27 2000-11-21 Danville Engineering Removable nozzle for a sandblaster handpiece
US6056213A (en) * 1998-01-30 2000-05-02 3M Innovative Properties Company Modular system for atomizing a liquid
US6457974B1 (en) 1999-11-18 2002-10-01 Parkell, Inc. Intraoral dental abrading instrument
US6485303B1 (en) 1999-11-18 2002-11-26 Parkell, Inc. Intraoral dental abrading instrument
US20040195379A1 (en) * 2003-03-11 2004-10-07 Trent Rance Spray nozzle suitable for use in hot corrosive environments and method of use
US6942168B2 (en) * 2003-03-11 2005-09-13 Wafertech, Llc Spray nozzle suitable for use in hot corrosive environments and method of use
US20070090206A1 (en) * 2005-10-26 2007-04-26 Binney & Smith Inc. Airbrush
US7607591B2 (en) 2005-10-26 2009-10-27 Hallmark Cards, Incorporated Airbrush
CN104125862A (zh) * 2011-12-20 2014-10-29 坎贝尔·豪斯费尔德/斯科特·费策尔公司 喷漆器
WO2015036514A1 (en) * 2013-09-13 2015-03-19 N.V. Nutricia Internal mix atomizing spray nozzle assembly, process and product
CN112334235A (zh) * 2018-06-20 2021-02-05 本田技研工业株式会社 涂装用喷嘴

Also Published As

Publication number Publication date
DE2446532A1 (de) 1975-04-30
CA1014194A (en) 1977-07-19

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