US2499447A - Paint pressure box with heat exchanger - Google Patents
Paint pressure box with heat exchanger Download PDFInfo
- Publication number
- US2499447A US2499447A US591814A US59181445A US2499447A US 2499447 A US2499447 A US 2499447A US 591814 A US591814 A US 591814A US 59181445 A US59181445 A US 59181445A US 2499447 A US2499447 A US 2499447A
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- US
- United States
- Prior art keywords
- paint
- heat exchanger
- pressure box
- box
- channel
- 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
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- 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
- B05B7/16—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 incorporating means for heating or cooling the material to be sprayed
- B05B7/1606—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 incorporating means for heating or cooling the material to be sprayed the spraying of the material involving the use of an atomising fluid, e.g. air
- B05B7/1613—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 incorporating means for heating or cooling the material to be sprayed the spraying of the material involving the use of an atomising fluid, e.g. air comprising means for heating the atomising fluid before mixing with the material to be sprayed
- B05B7/162—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 incorporating means for heating or cooling the material to be sprayed the spraying of the material involving the use of an atomising fluid, e.g. air comprising means for heating the atomising fluid before mixing with the material to be sprayed and heat being transferred from the atomising fluid to the material to be sprayed
Definitions
- a paint pressure box for spray pistols compainting becomes different according to the temprising a paint container, a closure therefor, a perature of the paint.
- heat exchanger located in the upper portion of According to the present invention this drawsaid container and consisting of a metal block back is eliminated by the paint pressure box or having two series of parallel channels therein, container being provided with a heat exchanger means for flowing hot compressed air through.
- FIG. 1 is a top plan paint pressure box. of a heat exchanger comprisview drawn to a smaller scale of the heat exin a firs ch nne1 y em c mm ni n w h changer seen with the closure removed. a ou e Of t compressed gas a t e
- a second dispen g channel system comcates the paint pressure box, 2 its cover whichmunicating with the lower part of the box and by a connection piece 3 is screwed on to the spray. with the gun, means for introducing compressed pistol 4.
- the two exchanger 5 Into the cover thereis screwed a heat gas. to the interior of the pressure box. the two exchanger 5.
- th 40 channel systems being of substantial length and heat exchanger consists of a heat exchange body in intimate heat exchange relationship, and 6,'preferably of a light material with good heat means for transferring the hot compressed gas conductability.
- the body 6 there is a numfrom said first channel system after the hot gas ber of longitudinal channels 1 which through repasses therethrough, to said gun for atomizing Deads 8, 9 at the ends are connected with.one the heated paint.
- the combination claimed in claim 2 where- IO and H, preferably with two or more parallel in the means for introducing compressed gas to branches.
- the recesses are made in such a way the box comprises a channel independent of the that they have a smaller flow areathan the rest first and second channel systems and communiof the channel systems.
- the body 6 is screwed cating with the first channel system and with the on to the cover-2 .of .the paint pressure box I top of the box. 4 so that said cover completes the channelsf'ormed 4.
- a cover plate 12 completing exchanger comprising afirst channe1 system corr-v the channels formed by the recesses 9. nected between a source for hot compressed gas and a spray gun and which also communicates with the interior of the pressure box, a second dispensing channel system in heat exchange relationship with the first channel system and connected between the lower portion of the pressure box and the spray gun, the cross-sections of the channel systems and of the interior of the box being so proportioned that the major part of the gas flows through the first channel system and only a minor part enters the box, and means for transferring the hot compressed gas from said first channel system after the hot gas passes therethrough, to said gun for atomizing the heated paint.
- a heat exchanger comprising a first channel system communicating with a source of hot compressed gas and with the spray gun, a second dispensing channel system communica ing with the lower part of the box and with the spray gun, the two channel systems being of substantial length and in intimate heat exchange relationship, means for introducing compressed gas to the interior of the pressure box, and means for transferring the hot compressed gas from said first channel system after the hot gas passes therethrough, to said heated paint.
- the means for introducing compressed gas to the box comprises a channel independent of the first and second channel systems and communicating with the first channel system and with the top of the box.
- thermoelectric heat exchanger comprises a heat exchange body having parallel channels therein through which recesses at the ends are connected with one another to form two channel systems with two or more parallel branches.
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- Nozzles (AREA)
Description
March 7, 1950 E. A. A. AXELSON ETAL 2,499,447
PAINT PRESSURE BOX WITH HEAT EXCHANGER Filed May 5, 1945 i l" 2 lo INVENTORS" E.A.A. AXELSON a CA. LOFGREN BY: W, fah v Ce.
AGENTS Patented Mar. 7, 1950 sesa e lisieriieierswet teex sers. ri; k w g-ren Stoekholrn, Sweden, assignorsjtoesvens lvfqskinaktiebolage icfireiff, Stockholm, Sweden, ricim flfi itfigmnfinyr I.
Anni}... Mamieserial. N9 5% 1 4:
It is known"in:sprayepistelseto heat the paint One channe1 system ID of the heat exch supplied t t ra iisto a nra aints-pre su :-is=.by -.me r1s-.ioi pipes .4 1? ene ate e box-attached to the pistol or---ir ,containen hot=.,compressed;air;source lias wellas v a However, in this case the paint has been heated cQimpressed.,ai l .-iri ,1et -]iipflth pi stol 4, an by means oi- -a heating coil or thic-like located moreover by. i -channe1 l reducing aroundor within the container, and the pressu e crs espectirel i. and passe ra a. air...
e Qhr@ dev ce.. s:.- nnectedrw h ii raw ck that: ttereach ll ctzshcrmt i iliewy si gin-Which involves much loss of time. Further, ch nnel (not shown) of the spray pistol. it is difficult to maintain the paint atthe same Having now described our invention, what we suitablalteinperature be fore theispraying temperature all the time because the temperaclaim as new and desire to secure by Letters ture of the paint will rise according as the quan- Patent is: tity of the paint decreases. Consequently, the 1. A paint pressure box for spray pistols compainting becomes different according to the temprising a paint container, a closure therefor, a perature of the paint. heat exchanger located in the upper portion of According to the present invention this drawsaid container and consisting of a metal block back is eliminated by the paint pressure box or having two series of parallel channels therein, container being provided with a heat exchanger means for flowing hot compressed air through. provided within or outside the same, one channel 1 one of said channel series, a connection from the system of the said heat exchanger being conlower portion of said paint container to the other nected to a source for heated compressed air, the v of said channel series, and means for flowing other channel system of the heat exchanger being hot compressed air into said paint container toconnected to the spray pistol and to the paint force paint through said paint connect on into receiving portion of the paint pressure box. said other channe1 series in heat exchange rela-- The invention is illustrated in the accompanytion with the hot air flowing in said first mening drawing in which Figure 1 is a side view ioner channe1 series. partly in section of a. spray pistol and attached h combination, with a p y gun a a; paint pressure box and Figure 2 is a top plan paint pressure box. of a heat exchanger comprisview drawn to a smaller scale of the heat exin a firs ch nne1 y em c mm ni n w h changer seen with the closure removed. a ou e Of t compressed gas a t e In the drawing the reference numeral I i'ndigun, a second dispen g channel system comcates the paint pressure box, 2 its cover whichmunicating with the lower part of the box and by a connection piece 3 is screwed on to the spray. with the gun, means for introducing compressed pistol 4. Into the cover thereis screwed a heat gas. to the interior of the pressure box. the two exchanger 5. In a preferred embodiment th 40 channel systems being of substantial length and heat exchanger consists of a heat exchange body in intimate heat exchange relationship, and 6,'preferably of a light material with good heat means for transferring the hot compressed gas conductability. In the body 6 there is a numfrom said first channel system after the hot gas ber of longitudinal channels 1 which through repasses therethrough, to said gun for atomizing cesses 8, 9 at the ends are connected with.one the heated paint.
another to form two separate channel systems 3. The combination claimed in claim 2 where- IO and H, preferably with two or more parallel in the means for introducing compressed gas to branches. The recesses are made in such a way the box comprises a channel independent of the that they have a smaller flow areathan the rest first and second channel systems and communiof the channel systems. The body 6; is screwed cating with the first channel system and with the on to the cover-2 .of .the paint pressure box I top of the box. 4 so that said cover completes the channelsf'ormed 4. A paint p essure box for sp y ns h ying by the recesses 8. To the underside of the body a heat exchanger associated therewith, said heat 6 there is screwed a cover plate 12 completing exchanger comprising afirst channe1 system corr-v the channels formed by the recesses 9. nected between a source for hot compressed gas and a spray gun and which also communicates with the interior of the pressure box, a second dispensing channel system in heat exchange relationship with the first channel system and connected between the lower portion of the pressure box and the spray gun, the cross-sections of the channel systems and of the interior of the box being so proportioned that the major part of the gas flows through the first channel system and only a minor part enters the box, and means for transferring the hot compressed gas from said first channel system after the hot gas passes therethrough, to said gun for atomizing the heated paint.
5. A paint pressure box as claimed in claim 4, wherein the heat exchanger comprises a, body having parallel channels running therethrough and recesses at the ends of the body connecting the channels in groups to form two separate channel systems each with two or more parallel branches.
6. In combination with a paint pressure box for spray guns, a heat exchanger comprising a first channel system communicating with a source of hot compressed gas and with the spray gun, a second dispensing channel system communica ing with the lower part of the box and with the spray gun, the two channel systems being of substantial length and in intimate heat exchange relationship, means for introducing compressed gas to the interior of the pressure box, and means for transferring the hot compressed gas from said first channel system after the hot gas passes therethrough, to said heated paint.
7. The combination claimed in claim 6 Wherein the means for introducing compressed gas to the box comprises a channel independent of the first and second channel systems and communicating with the first channel system and with the top of the box.
8. The combination as claimed in claim 2 wherein the heat exchanger comprises a heat exchange body having parallel channels therein through which recesses at the ends are connected with one another to form two channel systems with two or more parallel branches.
9. The -'combination as claimed in claim 8 wherein the recesses have a smaller flow area gun for atomlzing the than the rest of the channel systems.
ESKIL ANDERS AUGUST AXELSON. CARL AKE LoFGREN.
REFERENCES one!) The following references file of this patent:
UNITED STATES PATENTS are of record in the Number Name Date 1,052,002 Kent Feb. 4, 1913 1,587,736 Schenck June 8, 1926 1,644,081 Prebel Oct. 4, 1927 1,737,347 Wilson Nov. 26, 1929 1,998,776 Collins Apr. 23, 1935 2,114,661 West Apr. 19, 1938' 2,148,986 Hoyt Feb. 28, 1939
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE2499447X | 1945-01-18 |
Publications (1)
Publication Number | Publication Date |
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US2499447A true US2499447A (en) | 1950-03-07 |
Family
ID=20425894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US591814A Expired - Lifetime US2499447A (en) | 1945-01-18 | 1945-05-03 | Paint pressure box with heat exchanger |
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US (1) | US2499447A (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2723880A (en) * | 1950-07-24 | 1955-11-15 | Axelson Eskil Anders August | Device for heating the paint in spray painting |
DE1009071B (en) * | 1953-01-09 | 1957-05-23 | A Landolt A G Dr | Gun for spraying at least two spray materials with an additional, exchangeable spray material container |
DE1040946B (en) * | 1952-02-28 | 1958-10-09 | Friedrich Voegtle | Method and device for heating the spray material in an electrically heatable spray material container or flow heater with automatic control of the heating current |
DE1052282B (en) * | 1954-10-22 | 1959-03-05 | Protectal Soc | Gun for spraying plastic materials |
US3219274A (en) * | 1962-06-12 | 1965-11-23 | Roche Andre | Paint spray gun having paint warming and air heating chambers |
US3491917A (en) * | 1967-11-20 | 1970-01-27 | Carl H Linn | Spray gun assembly |
US4174071A (en) * | 1976-11-08 | 1979-11-13 | Binks Manufacturing Company | Spray gun assembly |
ITTV20080154A1 (en) * | 2008-12-01 | 2010-06-02 | Walmec Spa | DEVICE FOR LOCALIZED HEATING OF THE DISPENSING HEAD OF A SPRAYING DEVICE IN A PNEUMATIC PAINTING EQUIPMENT |
US7992809B1 (en) * | 2007-08-06 | 2011-08-09 | Leonard Barnett | Manual air-actuated spray paint apparatus and associated method |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1052002A (en) * | 1912-07-17 | 1913-02-04 | William Kent | Oil heater and forcer. |
US1587736A (en) * | 1926-06-08 | Paraffin-wax sprayer | ||
US1644081A (en) * | 1924-05-08 | 1927-10-04 | Preble James Jarvis | Tool or apparatus for applying coating |
US1737347A (en) * | 1927-01-22 | 1929-11-26 | Standard Oil Co | Heat exchanger |
US1998776A (en) * | 1934-07-21 | 1935-04-23 | Lawrence M Collins | Combination hair drier and liquid sprayer |
US2114661A (en) * | 1935-12-21 | 1938-04-19 | George E West | Spraying device |
US2148986A (en) * | 1936-02-27 | 1939-02-28 | Nathan Olinekow | Spray gun and means for heating air and liquid supplied thereto |
-
1945
- 1945-05-03 US US591814A patent/US2499447A/en not_active Expired - Lifetime
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1587736A (en) * | 1926-06-08 | Paraffin-wax sprayer | ||
US1052002A (en) * | 1912-07-17 | 1913-02-04 | William Kent | Oil heater and forcer. |
US1644081A (en) * | 1924-05-08 | 1927-10-04 | Preble James Jarvis | Tool or apparatus for applying coating |
US1737347A (en) * | 1927-01-22 | 1929-11-26 | Standard Oil Co | Heat exchanger |
US1998776A (en) * | 1934-07-21 | 1935-04-23 | Lawrence M Collins | Combination hair drier and liquid sprayer |
US2114661A (en) * | 1935-12-21 | 1938-04-19 | George E West | Spraying device |
US2148986A (en) * | 1936-02-27 | 1939-02-28 | Nathan Olinekow | Spray gun and means for heating air and liquid supplied thereto |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2723880A (en) * | 1950-07-24 | 1955-11-15 | Axelson Eskil Anders August | Device for heating the paint in spray painting |
DE1040946B (en) * | 1952-02-28 | 1958-10-09 | Friedrich Voegtle | Method and device for heating the spray material in an electrically heatable spray material container or flow heater with automatic control of the heating current |
DE1009071B (en) * | 1953-01-09 | 1957-05-23 | A Landolt A G Dr | Gun for spraying at least two spray materials with an additional, exchangeable spray material container |
DE1052282B (en) * | 1954-10-22 | 1959-03-05 | Protectal Soc | Gun for spraying plastic materials |
US3219274A (en) * | 1962-06-12 | 1965-11-23 | Roche Andre | Paint spray gun having paint warming and air heating chambers |
US3491917A (en) * | 1967-11-20 | 1970-01-27 | Carl H Linn | Spray gun assembly |
US4174071A (en) * | 1976-11-08 | 1979-11-13 | Binks Manufacturing Company | Spray gun assembly |
US7992809B1 (en) * | 2007-08-06 | 2011-08-09 | Leonard Barnett | Manual air-actuated spray paint apparatus and associated method |
ITTV20080154A1 (en) * | 2008-12-01 | 2010-06-02 | Walmec Spa | DEVICE FOR LOCALIZED HEATING OF THE DISPENSING HEAD OF A SPRAYING DEVICE IN A PNEUMATIC PAINTING EQUIPMENT |
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