EP2937631A1 - Gas hot air gun head - Google Patents
Gas hot air gun head Download PDFInfo
- Publication number
- EP2937631A1 EP2937631A1 EP14181364.2A EP14181364A EP2937631A1 EP 2937631 A1 EP2937631 A1 EP 2937631A1 EP 14181364 A EP14181364 A EP 14181364A EP 2937631 A1 EP2937631 A1 EP 2937631A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- holes
- hot air
- air gun
- gun head
- flow
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims abstract description 32
- 239000000446 fuel Substances 0.000 claims abstract description 31
- 238000002485 combustion reaction Methods 0.000 claims abstract description 22
- 230000002093 peripheral effect Effects 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims description 2
- 239000003570 air Substances 0.000 description 42
- 239000007789 gas Substances 0.000 description 40
- 239000012080 ambient air Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000009987 spinning Methods 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/28—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid in association with a gaseous fuel source, e.g. acetylene generator, or a container for liquefied gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/38—Torches, e.g. for brazing or heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/465—Details, e.g. noise reduction means for torches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/70—Baffles or like flow-disturbing devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H3/00—Air heaters
- F24H3/02—Air heaters with forced circulation
- F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
- F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
- F24H3/0423—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between hand-held air guns
Definitions
- the present invention relates to a gas hot air gun head and, particularly, to a gas hot air gun head including a flow-guiding device and preventing combustion flames from stretching out of the flow-guiding device.
- TW Patent No. I261100 entitled improved nozzle of gas hot air tool, shows an improved nozzle of a gas hot air tool including a body, a blower, an ignition device, a switch set, and a nozzle.
- the body includes a tube part and a stem part.
- the inside of the tube part is installed with a heating chamber and a mixing chamber.
- the blower and the ignition device are installed in the tube part.
- the inside of the stem part is installed with a gas can.
- the nozzle includes a plurality of nozzle holes.
- the switch set is turned on for the fluid in the gas can to flow into the nozzle and inject into the mixing chamber through the nozzle holes. Before entering the heating chamber, the fluid is mixed thoroughly with air to form a combustion gas in order to achieve thorough combustion in the heating chamber.
- the present invention is, therefore, intended to obviate or at least alleviate the problems encountered in the prior art.
- a gas hot air gun head includes a fuel supply device engagable with a gas reservoir and having a fluid inlet end, a fluid outlet end and a channel extending from the fluid inlet end to the fluid outlet end.
- a flow-guiding device connects to the fluid outlet end of the fuel supply device and includes a combustor.
- the combustor connects to the fuel supply device.
- the combustor includes a combustion chamber extending therethrough.
- the combustion chamber includes first and second flow-guiding plates engaging therein and separating from each other in an axial direction.
- the first flow-guiding plate includes a plurality of first holes extending therethrough.
- the second flow-guiding plate includes a plurality of second holes extending therethrough. A centerline of one of the plurality of first holes offsets from centerlines of the plurality of second holes.
- FIGs. 1 through 6 show a gas hot air gun including a gas hot air gun head 10 in accordance with the present invention and a gas cartridge 90 engaging with the gas hot air gun head 10.
- the gas hot air gun head 10 includes a fuel supply device 20 engagable with the gas reservoir 90.
- the fuel supply device 20 has a fluid inlet end 21, a fluid outlet end 22 and a channel 23 extending from the fluid inlet end 21 to the fluid outlet end 22.
- the gas hot air gun head 10 engages with the gas reservoir 90 by engaging the fuel supply device 20 with the gas reservoir 90.
- the gas hot air gun head 10 can draw fuel in the gas reservoir 90 by the fuel supply device 20.
- the fuel supply device 20 has a controller which controls the flow output rate of fuel in the gas reservoir 90. The controller can be changed to a position in which fuel in the gas reservoir 90 is stopped from flowing into the fuel supply device 20.
- the fuel supply device 20 includes a plug 24 disposed in the channel 23.
- the plug 24 has a first end 241 and a second end 242 opposite the first end 241 and includes a partition 243 separating and blocking connection of the first and second ends 241 and 242.
- the plug 24 includes first and second orifices 244 and 245 receiving two ends of a preheater 25.
- the preheater 25 is disposed outside the plug 24.
- the preheater 25 interconnects the first and second ends 241 and 242 of the plug 24.
- the first orifice 244 is disposed adjacent to the first end 241.
- the second orifice 245 is disposed adjacent to the second end 242.
- the second end 242 of the plug 24 is adjacent to the fluid outlet end 22.
- the preheater 25 has a tubular structure.
- the preheater 25 extends in a direction away from the fluid inlet end 21. Further, a spray head 26 engages with the second end 242 of the plug 24.
- the gas hot air gun head 10 includes a flow-guiding device 30 connecting to the fuel supply device 20.
- the fuel supply device 20 includes an extension tube 27 interconnecting the fuel supply device 20 and the flow-guiding device 30.
- the flow-guiding device 30 connects to the fluid outlet 22 end of the fuel supply device 20.
- the gas hot air gun head 10 draws fuel in the gas reservoir 90 to the flow-guiding device 30 by the fuel supply device 20.
- the fuel flows out of the gas reservoir 90, enters the fuel supply device 20 through the fluid inlet end 21, travels in the channel 23, leaves the fuel supply device 20 through the fluid outlet end 22, and enters the flow-guiding device 30.
- the flow-guiding device 30 includes a combustor 31, an inner barrel 32 and an outer barrel 33 enclosing the inner barrel 32.
- the combustor 31 connects to the fuel supply device 20.
- the combustor31 has a first end 311 and a second end 312 opposite the first end 311.
- the combustor 31 includes the first end 311 engaging with one of two opposite ends of the extension tube 27.
- the extension tube 27 has the other of two opposite ends fitted to the fluid outlet end 22.
- the extension tube 27 and the combustor 31 are in thread engagement.
- a retainer 28 retains the extension tube 27 to the fluid outlet end 22, with the retainer 28 secured to the fluid outlet end 22 and including an edge blocking and abutting against a peripheral edge of the extension tube 27.
- the retainer 28 and the fluid outlet end 22 are in thread engagement.
- the spray head 26 has an end inserted into and in fluid communication with a hollow of the extension tube 27.
- the combustor 31 includes a combustion chamber 313 extending therethrough.
- the combustion chamber 313 extends through the first and second ends 311 and 312 of the combustor 31.
- the combustion chamber 313 includes first and second flow-guiding plates 34 and 35 engaging therein and separating from each other in an axial direction.
- the first flow-guiding plate 34 is disposed adjacent to the first end 311 of the combustor31.
- the second flow-guiding plate 35 is disposed adjacent to the second end 312 of the combustor31.
- the combustion chamber 313 has an inner periphery and each of the first and second flow-guiding plates 34 and 35 includes a peripheral edge thereof abutting against the inner periphery, with no gap between the inner periphery and the peripheral edge of the first flow-guiding plate, and with no gap between the inner periphery and the peripheral edge of the second flow-guiding plate.
- the first flow-guiding plate 34 includes a plurality of first holes 341 extending therethrough.
- the second flow-guiding plate 35 includes a plurality of second holes 351 extending therethrough. Hot air in the combustion chamber 313 passes the first flow-guiding plate 34 through the plurality of first holes 341. Moreover, hot air in the combustion chamber 313 passes the second flow-guiding plate 35 through the plurality of second holes 351.
- a centerline of one of the plurality of first holes 341 offsets from centerlines of the plurality of second holes 351.
- the centerline of one of the plurality of first holes 341 is in non-coaxial relationship with the centerlines of any of the plurality of second holes 351.
- Each of the plurality of first holes 341 has a first diameter D1.
- Each of the plurality of second holes has a second diameter D2.
- the first diameter D1 is not equal to the second diameter D2.
- the second diameter D2 is shorter than the first diameter D1.
- the second flow-guiding plate 35 has a plurality of third holes 352 extending therethrough. Hot air in the combustion chamber 31 passes the second flow-guiding plate 35 through the plurality of third holes 352.
- a centerline of one of the plurality of third holes 352 offsets from centerlines of the plurality of first holes 341.
- the plurality of second and third holes 351 and 352 are alternatively disposed.
- the plurality of second and third holes 351 and 352 are disposed radially with respect to a center of the second flow-guiding plate 35.
- Each of the plurality of third holes 352 has a third diameter D3.
- the third diameter D3 is shorter than the second diameter D2.
- Each of the plurality of first, second and third holes 341, 351, and 352 is of circular shape.
- the number of the plurality of second holes 351 is less than the number of the plurality of first holes 341.
- the number of plurality of second holes 351 equals to the number of plurality of third holes 352. Hot air flows through the first and second flow-guiding plates 34 and 35 will spin.
- the combustor 31 includes an annular outer peripheral wall 314 and at least one flange 315 protruding from and disposed outside the outer peripheral wall 314. There are three flanges 315. The three flanges 315 are separately from each other.
- the inner barrel 32 has a first end 321 connecting to the combustor 31, with the at least one flange 315 attaching and abutting against the first end 321 of the inner barrel 32.
- the outer barrel 33 has a first end 331 connecting to and enclosing the combustor 31, with the at least one flange 315 attaching and abutting against the first end of the outer barrel 33.
- the at least one flange 315 includes a first extension protruding radially from the outer peripheral wall 314 of the combustor31 and a second extension protruding from the first extension.
- the second extension of the at least one flange 315 has a free end and is disposed above the outer peripheral wall 314 of the combustor31.
- the combustor31 secures to the inner barrel 32 by the at least one flange 315.
- the at least one flange 315 includes the second extension thereof tightly fitting to the inner barrel 32, with the second extension including an inner edge abutting against an outer peripheral wall of the inner barrel 32.
- the at least one flange 315 includes the first and second extensions thereof tightly fitting to the outer barrel 33, with the first extension including an edge abutting against an inner peripheral wall of the outer barrel 33, and with the second extension including an outer edge abutting against the inner peripheral wall of the outer barrel 33.
- the flanges 315 can enhance the structural strength of the combustor31.
- the inner barrel 32 has a first end 321 and a second end 322 opposite the first end 321.
- the inner barrel 32 includes the first end 321 thereof connecting to the second end 312 of the combustor31.
- the outer barrel 33 has a first end 331 and a second end 332 opposite the first end 331.
- the combustor 31 is disposed within the first end 331 of the outer barrel 33.
- the inner barrel 32 is radially spaced from the outer barrel 33.
- the inner and outer barrels 32 and 33 have open ends 321, 322, 331, 332. Ambient air can flow into a space between and cool the temperature of inner and outer barrels 32 and 33. Ambient air can flow into the inner and outer barrels 32 and 33 and cools the combustor31, thereby improving the combustion efficiency.
- Hot air is discharged from the gas hot air gun head 10 through the second end 321 of the inner barrel 32.
- the inner barrel 32 includes the second end 322 including a plurality of annular fins 323.
- the plurality of annular fins 323 help hot air maintain spinning after being discharged from the second end 321 of the inner barrel 32.
- the plurality of annular fins 323 is disposed radially with respect to a center of the inner barrel 32.
- the plurality of annular fins 323 is disposed adjacent to each other in a circumferential direction of the inner barrel 32.
- Each of the plurality of annular fins 323 includes a first lateral edge 324 and a second lateral edge 325 and has a circumferential dimension measuring from the first lateral edge 324 to the second lateral edge 325.
- the first and second lateral edges 324 and 325 of each of the plurality of annular fins 323 are radially spaced from the center of the inner barrel 32 with first and second radial distances respectively.
- the second radial distance is shorter than the first radial distance.
- the outer barrel 33 includes the second end 332 including a stop edge 333 blocking and abutting against the inner barrel 32, with the first lateral edges 324 of the plurality of annular fins abutting against the stop edge.
- the inner barrel 32 is therefore securely disposed within the outer barrel 33.
- the plurality of annular fins 323 and the inner barrel 32 are made out of a material.
- the plurality of annular fins 323 is bended from the second end 322 of inner barrel 32.
- the flow-guiding device 30 will cause hot air flowing therein to spin such that the flow-guiding device 30 will include a spinning vortex of hot air flowing therein and the gas hot air gun head 10 will discharge the spinning vortex of hot air.
- the flow-guiding device 30 prevents combustion flames from stretching out of the gas hot air gun, or the combustion flames are prevented from stretching out of the flow-guiding device 30.
- the temperature of the hot air is increased. Ambient air can flow into the space and cool the temperature of inner and outer barrels 32 and 33. Ambient air can flow into the inner and outer barrels 32 and 33 and cools the combustor31, thereby improving the combustion efficiency.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Pressure-Spray And Ultrasonic-Wave- Spray Burners (AREA)
- Gas Burners (AREA)
Abstract
Description
- The present invention relates to a gas hot air gun head and, particularly, to a gas hot air gun head including a flow-guiding device and preventing combustion flames from stretching out of the flow-guiding device.
-
TW Patent No. I261100 - It is found that hot air discharged from the gas hot air tool flows quickly and travels in a straight line and will cause flames of a burning gas to stretch out of a hot air outlet of the gas hot air tool. Therefore, a user of the gas hot air tool can accidentally burn and damage an object. Even worse, he could suffer safety problems.
- The present invention is, therefore, intended to obviate or at least alleviate the problems encountered in the prior art.
- According to the present invention, a gas hot air gun head includes a fuel supply device engagable with a gas reservoir and having a fluid inlet end, a fluid outlet end and a channel extending from the fluid inlet end to the fluid outlet end. Further, a flow-guiding device connects to the fluid outlet end of the fuel supply device and includes a combustor. The combustor connects to the fuel supply device. The combustor includes a combustion chamber extending therethrough. The combustion chamber includes first and second flow-guiding plates engaging therein and separating from each other in an axial direction. The first flow-guiding plate includes a plurality of first holes extending therethrough. The second flow-guiding plate includes a plurality of second holes extending therethrough. A centerline of one of the plurality of first holes offsets from centerlines of the plurality of second holes.
- It is therefore an objective of the present invention to provide a gas hot air gun head that prevents combustion flames from stretching out of the flow-guiding device.
- It is another objective of the present invention to provide a gas hot air gun head that includes hot air flowing therein and increases the temperature of the hot air output.
- Other objectives, advantages, and new features of the present invention will become apparent from the following detailed description of the invention when considered in conjunction with the accompanied drawings.
-
-
Fig. 1 is a perspective view of a gas hot air gun head in accordance with the present invention engaging with a gas cartridge. -
Fig. 2 is an exploded perspective view of the gas hot air gun head ofFig. 1 . -
Fig. 3 is a partial, cross-sectional view of the gas hot air gun head ofFig. 1 . -
Fig. 4 is a cross-sectional view taken along line 4-4 ofFig. 3 . -
Fig. 5 is a partial, cross-sectional view showing the gas hot air gun head ofFig. 1 discharging hot air. -
Fig. 6 is a partial, enlarged view ofFig. 5 . -
Figs. 1 through 6 show a gas hot air gun including a gas hotair gun head 10 in accordance with the present invention and agas cartridge 90 engaging with the gas hotair gun head 10. - The gas hot
air gun head 10 includes afuel supply device 20 engagable with thegas reservoir 90. Thefuel supply device 20 has afluid inlet end 21, afluid outlet end 22 and achannel 23 extending from thefluid inlet end 21 to thefluid outlet end 22. The gas hotair gun head 10 engages with thegas reservoir 90 by engaging thefuel supply device 20 with thegas reservoir 90. The gas hotair gun head 10 can draw fuel in thegas reservoir 90 by thefuel supply device 20. Thefuel supply device 20 has a controller which controls the flow output rate of fuel in thegas reservoir 90. The controller can be changed to a position in which fuel in thegas reservoir 90 is stopped from flowing into thefuel supply device 20. Thefuel supply device 20 includes aplug 24 disposed in thechannel 23. Theplug 24 has afirst end 241 and asecond end 242 opposite thefirst end 241 and includes apartition 243 separating and blocking connection of the first andsecond ends plug 24 includes first andsecond orifices preheater 25. Thepreheater 25 is disposed outside theplug 24. Thepreheater 25 interconnects the first andsecond ends plug 24. Thefirst orifice 244 is disposed adjacent to thefirst end 241. Thesecond orifice 245 is disposed adjacent to thesecond end 242. Thesecond end 242 of theplug 24 is adjacent to thefluid outlet end 22. Thepreheater 25 has a tubular structure. Thepreheater 25 extends in a direction away from thefluid inlet end 21. Further, aspray head 26 engages with thesecond end 242 of theplug 24. - The gas hot
air gun head 10 includes a flow-guidingdevice 30 connecting to thefuel supply device 20. Thefuel supply device 20 includes anextension tube 27 interconnecting thefuel supply device 20 and the flow-guidingdevice 30. The flow-guidingdevice 30 connects to thefluid outlet 22 end of thefuel supply device 20. The gas hotair gun head 10 draws fuel in thegas reservoir 90 to the flow-guidingdevice 30 by thefuel supply device 20. In that regard, the fuel flows out of thegas reservoir 90, enters thefuel supply device 20 through thefluid inlet end 21, travels in thechannel 23, leaves thefuel supply device 20 through thefluid outlet end 22, and enters the flow-guidingdevice 30. The flow-guidingdevice 30 includes acombustor 31, aninner barrel 32 and anouter barrel 33 enclosing theinner barrel 32. - Combustion of the gas hot air gun happens in the
combustor 31. Thecombustor 31 connects to thefuel supply device 20. The combustor31 has afirst end 311 and asecond end 312 opposite thefirst end 311. Thecombustor 31 includes thefirst end 311 engaging with one of two opposite ends of theextension tube 27. Theextension tube 27 has the other of two opposite ends fitted to thefluid outlet end 22. Theextension tube 27 and thecombustor 31 are in thread engagement. In addition, aretainer 28 retains theextension tube 27 to thefluid outlet end 22, with theretainer 28 secured to thefluid outlet end 22 and including an edge blocking and abutting against a peripheral edge of theextension tube 27. Theretainer 28 and thefluid outlet end 22 are in thread engagement. Furthermore, thespray head 26 has an end inserted into and in fluid communication with a hollow of theextension tube 27. Thecombustor 31 includes acombustion chamber 313 extending therethrough. Thecombustion chamber 313 extends through the first and second ends 311 and 312 of thecombustor 31. Thecombustion chamber 313 includes first and second flow-guidingplates plate 34 is disposed adjacent to thefirst end 311 of the combustor31. The second flow-guidingplate 35 is disposed adjacent to thesecond end 312 of the combustor31. Thecombustion chamber 313 has an inner periphery and each of the first and second flow-guidingplates plate 34 includes a plurality offirst holes 341 extending therethrough. The second flow-guidingplate 35 includes a plurality ofsecond holes 351 extending therethrough. Hot air in thecombustion chamber 313 passes the first flow-guidingplate 34 through the plurality offirst holes 341. Moreover, hot air in thecombustion chamber 313 passes the second flow-guidingplate 35 through the plurality ofsecond holes 351. A centerline of one of the plurality offirst holes 341 offsets from centerlines of the plurality ofsecond holes 351. The centerline of one of the plurality offirst holes 341 is in non-coaxial relationship with the centerlines of any of the plurality ofsecond holes 351. Each of the plurality offirst holes 341 has a first diameter D1. Each of the plurality of second holes has a second diameter D2. The first diameter D1 is not equal to the second diameter D2. The second diameter D2 is shorter than the first diameter D1. Moreover, the second flow-guidingplate 35 has a plurality ofthird holes 352 extending therethrough. Hot air in thecombustion chamber 31 passes the second flow-guidingplate 35 through the plurality ofthird holes 352. A centerline of one of the plurality ofthird holes 352 offsets from centerlines of the plurality offirst holes 341. The plurality of second andthird holes third holes plate 35. Each of the plurality ofthird holes 352 has a third diameter D3. The third diameter D3 is shorter than the second diameter D2. Each of the plurality of first, second andthird holes second holes 351 is less than the number of the plurality offirst holes 341. There are fourfirst holes 341. There are threesecond holes 351. The number of plurality ofsecond holes 351 equals to the number of plurality ofthird holes 352. Hot air flows through the first and second flow-guidingplates combustor 31 includes an annular outerperipheral wall 314 and at least oneflange 315 protruding from and disposed outside the outerperipheral wall 314. There are threeflanges 315. The threeflanges 315 are separately from each other. Theinner barrel 32 has afirst end 321 connecting to thecombustor 31, with the at least oneflange 315 attaching and abutting against thefirst end 321 of theinner barrel 32. Theouter barrel 33 has afirst end 331 connecting to and enclosing thecombustor 31, with the at least oneflange 315 attaching and abutting against the first end of theouter barrel 33. The at least oneflange 315 includes a first extension protruding radially from the outerperipheral wall 314 of the combustor31 and a second extension protruding from the first extension. The second extension of the at least oneflange 315 has a free end and is disposed above the outerperipheral wall 314 of the combustor31. The combustor31 secures to theinner barrel 32 by the at least oneflange 315. The at least oneflange 315 includes the second extension thereof tightly fitting to theinner barrel 32, with the second extension including an inner edge abutting against an outer peripheral wall of theinner barrel 32. The at least oneflange 315 includes the first and second extensions thereof tightly fitting to theouter barrel 33, with the first extension including an edge abutting against an inner peripheral wall of theouter barrel 33, and with the second extension including an outer edge abutting against the inner peripheral wall of theouter barrel 33. Theflanges 315 can enhance the structural strength of the combustor31. - The
inner barrel 32 has afirst end 321 and asecond end 322 opposite thefirst end 321. Theinner barrel 32 includes thefirst end 321 thereof connecting to thesecond end 312 of the combustor31. Theouter barrel 33 has afirst end 331 and asecond end 332 opposite thefirst end 331. Thecombustor 31 is disposed within thefirst end 331 of theouter barrel 33. Theinner barrel 32 is radially spaced from theouter barrel 33. The inner andouter barrels open ends outer barrels outer barrels air gun head 10 through thesecond end 321 of theinner barrel 32. - Furthermore, the
inner barrel 32 includes thesecond end 322 including a plurality ofannular fins 323. The plurality ofannular fins 323 help hot air maintain spinning after being discharged from thesecond end 321 of theinner barrel 32. The plurality ofannular fins 323 is disposed radially with respect to a center of theinner barrel 32. The plurality ofannular fins 323 is disposed adjacent to each other in a circumferential direction of theinner barrel 32. Each of the plurality ofannular fins 323 includes a firstlateral edge 324 and a secondlateral edge 325 and has a circumferential dimension measuring from the firstlateral edge 324 to the secondlateral edge 325. The first and secondlateral edges annular fins 323 are radially spaced from the center of theinner barrel 32 with first and second radial distances respectively. The second radial distance is shorter than the first radial distance. Theouter barrel 33 includes thesecond end 332 including astop edge 333 blocking and abutting against theinner barrel 32, with the firstlateral edges 324 of the plurality of annular fins abutting against the stop edge. Theinner barrel 32 is therefore securely disposed within theouter barrel 33. The plurality ofannular fins 323 and theinner barrel 32 are made out of a material. The plurality ofannular fins 323 is bended from thesecond end 322 ofinner barrel 32. - In view of the forgoing, the flow-guiding
device 30 will cause hot air flowing therein to spin such that the flow-guidingdevice 30 will include a spinning vortex of hot air flowing therein and the gas hotair gun head 10 will discharge the spinning vortex of hot air. The flow-guidingdevice 30 prevents combustion flames from stretching out of the gas hot air gun, or the combustion flames are prevented from stretching out of the flow-guidingdevice 30. The temperature of the hot air is increased. Ambient air can flow into the space and cool the temperature of inner andouter barrels outer barrels
Claims (15)
- A gas hot air gun head (10) comprising:a fuel supply device (20) engagable with a gas reservoir (90) and having a fluid inlet end (21), a fluid outlet end (22) and a channel (23) extending from the fluid inlet end (21) to the fluid outlet end (22);a flow-guiding device (30) connecting to the fluid outlet end (22) of the fuel supply device (20) and including a combustor (31), with the combustor (31) connecting to the fuel supply device (20), with the combustor (31) including a combustion chamber (313) extending therethrough, with the combustion chamber (313) including first and second flow-guiding plates (34, 35) engaging therein and separating from each other in an axial direction, with the first flow-guiding plate (34) including a plurality of first holes (341) extending therethrough, with the second flow-guiding plate (35) including a plurality of second holes (351) extending therethrough, and with a centerline of one of the plurality of first holes (341) offsetting from centerlines of the plurality of second holes (351).
- The gas hot air gun head (10) as claimed in claim 1, wherein each of the plurality of first holes (341) has a first diameter (D1), wherein each of the plurality of second holes (351) has a second diameter (D2), wherein the first diameter (D1) is not equal to the second diameter (D2), and wherein the second diameter (D2) is shorter than the first diameter (D1).
- The gas hot air gun head (10) as claimed in claim 2, wherein the second flow-guiding plate (35) has a plurality of third holes (352) extending therethrough, wherein a centerline of one of the plurality of third holes (352) offsets from centerlines of the plurality of first holes (341), wherein the plurality of second and third holes (351, 352) are alternatively disposed, wherein each of the plurality of third holes (352) has a third diameter (D3), and wherein the third diameter (D3) is shorter than the second diameter (D2).
- The gas hot air gun head (10) as claimed in claim 3, wherein the plurality of second and third holes (351, 352) are disposed radially with respect to a center of the second flow-guiding plate (35).
- The gas hot air gun head (10) as claimed in any of claims 3 and 4, wherein the number of the plurality of second holes (351) is less than the number of the plurality of first holes (341), and wherein the number of plurality of second holes (351) equals to the number of plurality of third holes (352).
- The gas hot air gun head (10) as claimed in any of claims 1 through 5, wherein the combustion chamber (313) has an inner periphery and each of the first and second flow-guiding plates (34, 35) includes a peripheral edge thereof abutting against the inner periphery, with no gap between the inner periphery and the peripheral edge of the first flow-guiding plate (34), and with no gap between the inner periphery and the peripheral edge of the second flow-guiding plate (35).
- The gas hot air gun head (10) as claimed in any of claims 1 through 6, wherein the flow-guiding device (30) includes an inner barrel (32) and an outer barrel (33) enclosing the inner barrel (32), wherein the combustor(31) includes an annular outer peripheral wall (314) and at least one flange (315) protruding from and disposed outside the outer peripheral wall (314), wherein the inner barrel (32) has a first end (321) connecting to the combustor (31), with the at least one flange (315) attaching and abutting against the first end (321) of the inner barrel (32), wherein the outer barrel (33) has a first end (331) connecting to and enclosing the combustor (31), with the at least one flange (315) attaching and abutting against the first end (331) of the outer barrel (33).
- The gas hot air gun head (10) as claimed in claim 7, wherein the inner barrel (32) is radially spaced from the outer barrel (33), and wherein each of the inner and outer barrels (32, 33) has two opposite open ends (321, 322, 331, 332).
- The gas hot air gun head (10) as claimed in any of claims 7 and 8, wherein the inner barrel (32) has a second end (322) including a plurality of annular fins (323), with the plurality of annular fins (323) disposed radially with respect to a center of the inner barrel (32), and with the plurality of annular fins (323) disposed adjacent to each other in a circumferential direction of the inner barrel (32), wherein each of the plurality of annular fins (323) includes a first lateral edge (324) and a second lateral edge (325) and has a circumferential dimension measuring from the first lateral edge (324) to the second lateral edge (325), wherein the first and second lateral edges (324, 325) of each of the plurality of annular fins (323) are radially spaced from the center of the inner barrel (32) with first and second radial distances respectively, wherein the second radial distance is shorter than the first radial distance, wherein the outer barrel (33) has a second end (332) including a stop edge (333) blocking and abutting against the inner barrel (32), with the first lateral edges (324) of the plurality of annular fins (323) abutting against the stop edge (333).
- The gas hot air gun head (10) as claimed in claim 9, wherein the plurality of annular fins (323) and the inner barrel are made out of a material, and wherein the plurality of annular fins (323) are bended from the second end (322) of inner barrel (32).
- The gas hot air gun head (10) as claimed in claim 1, wherein the fuel supply device (20) includes a plug (24) disposed in the channel (23), wherein the plug (24) has a first end (241) and a second end (242) opposite the first end (241) and includes a partition (243) separating and blocking connection of the first and second ends (241, 242), wherein the plug (24) includes first and second orifices (244, 245) receiving two ends of a preheater (25), wherein the preheater (25) is disposed outside the plug (24), and wherein the preheater (25) interconnects the first and second ends (241, 242) of the plug (24).
- The gas hot air gun head (10) as claimed in claim 11, wherein the preheater (25) has a tubular structure.
- The gas hot air gun head (10) as claimed in claim 12, wherein the preheater (25) extends in a direction away from the fluid inlet end (21).
- The gas hot air gun head (10) as claimed in claim 11 further comprising a spray head (26) engaging with the second end (242) of the plug (24).
- The gas hot air gun head (10) as claimed in claim 14, wherein the fuel supply device (20) includes an extension tube (27), wherein the combustor (31) has an end (311) engaging with one of two opposite ends of the extension tube (27)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW103114496A TW201541025A (en) | 2014-04-22 | 2014-04-22 | Gas hot air gun head |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2937631A1 true EP2937631A1 (en) | 2015-10-28 |
EP2937631B1 EP2937631B1 (en) | 2018-07-11 |
Family
ID=51389941
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP14181364.2A Active EP2937631B1 (en) | 2014-04-22 | 2014-08-19 | Gas hot air gun head |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2937631B1 (en) |
TW (1) | TW201541025A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108087873A (en) * | 2016-11-21 | 2018-05-29 | 爱烙达股份有限公司 | Promote the heat gun of water conservancy diversion effect |
CN108087878A (en) * | 2016-11-21 | 2018-05-29 | 爱烙达股份有限公司 | Heat gun with self-cooling system |
CN108361694A (en) * | 2017-01-26 | 2018-08-03 | 爱烙达股份有限公司 | Burner with air amplifier |
CN109249106A (en) * | 2018-11-13 | 2019-01-22 | 锐奇控股股份有限公司 | Heat gun Multi-function working head and its heat gun |
EP3598021A3 (en) * | 2018-05-03 | 2020-04-08 | TTI (Macao Commercial Offshore) Limited | Liquid fuel air heater |
US10670263B2 (en) | 2017-01-26 | 2020-06-02 | Pro-Iroda Industries, Inc. | Burning device with an air amplifier |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110966593B (en) * | 2018-09-29 | 2021-07-09 | 爱烙达股份有限公司 | Gas combustion device |
TWI757672B (en) * | 2019-12-24 | 2022-03-11 | 愛烙達股份有限公司 | Pressure monitor valve and gas tool using the same |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4726767A (en) * | 1985-04-27 | 1988-02-23 | Nakajima Dokosho Company Limited | Hot airstream generating device |
US5155925A (en) * | 1991-11-21 | 1992-10-20 | Wonchoel Choi | Portable LPG-powered hair dryer |
US20040078992A1 (en) * | 2001-02-09 | 2004-04-29 | Akinobu Fujiwara | Gas burning type hair drier |
TWI261100B (en) | 2004-06-25 | 2006-09-01 | Pro Iroda Ind Inc | Improved nozzle of hot air tool for gas burning device |
US20130230816A1 (en) * | 2012-03-02 | 2013-09-05 | Pro-Iroda Industries, Inc. | Hot Air Blower |
-
2014
- 2014-04-22 TW TW103114496A patent/TW201541025A/en unknown
- 2014-08-19 EP EP14181364.2A patent/EP2937631B1/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4726767A (en) * | 1985-04-27 | 1988-02-23 | Nakajima Dokosho Company Limited | Hot airstream generating device |
US5155925A (en) * | 1991-11-21 | 1992-10-20 | Wonchoel Choi | Portable LPG-powered hair dryer |
US20040078992A1 (en) * | 2001-02-09 | 2004-04-29 | Akinobu Fujiwara | Gas burning type hair drier |
TWI261100B (en) | 2004-06-25 | 2006-09-01 | Pro Iroda Ind Inc | Improved nozzle of hot air tool for gas burning device |
US20130230816A1 (en) * | 2012-03-02 | 2013-09-05 | Pro-Iroda Industries, Inc. | Hot Air Blower |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108087873A (en) * | 2016-11-21 | 2018-05-29 | 爱烙达股份有限公司 | Promote the heat gun of water conservancy diversion effect |
CN108087878A (en) * | 2016-11-21 | 2018-05-29 | 爱烙达股份有限公司 | Heat gun with self-cooling system |
CN108087878B (en) * | 2016-11-21 | 2019-10-18 | 爱烙达股份有限公司 | Heat gun with self-cooling system |
CN108361694A (en) * | 2017-01-26 | 2018-08-03 | 爱烙达股份有限公司 | Burner with air amplifier |
US10670263B2 (en) | 2017-01-26 | 2020-06-02 | Pro-Iroda Industries, Inc. | Burning device with an air amplifier |
EP3598021A3 (en) * | 2018-05-03 | 2020-04-08 | TTI (Macao Commercial Offshore) Limited | Liquid fuel air heater |
CN109249106A (en) * | 2018-11-13 | 2019-01-22 | 锐奇控股股份有限公司 | Heat gun Multi-function working head and its heat gun |
Also Published As
Publication number | Publication date |
---|---|
TWI506233B (en) | 2015-11-01 |
EP2937631B1 (en) | 2018-07-11 |
TW201541025A (en) | 2015-11-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2937631B1 (en) | Gas hot air gun head | |
US10060623B2 (en) | Gas hot air gun head | |
US20170074510A1 (en) | Gas Hot Air Gun Head | |
JP2015114098A5 (en) | ||
US10161629B2 (en) | Gas torch head including burner tube thereof being replaceable | |
RU2013110459A (en) | SYSTEM CONTAINING FUEL INJECTOR (OPTIONS) AND SYSTEM CONTAINING PRE-MIXING PIPE | |
RU2016108107A (en) | DEVICE FOR NEUTRALIZATION OF EXHAUST CAR GASES | |
KR102290152B1 (en) | Air fuel premixer for low emissions gas turbine combustor | |
RU2013108313A (en) | FUEL AIR INJECTOR (OPTIONS), COMBUSTION CAMERA FOR A GAS-TURBINE ENGINE (OPTIONS) AND METHOD OF OPERATION OF A FUEL AIR INJECTOR (OPTIONS) | |
EP2835580A3 (en) | Inner swirling flame gas burner | |
JP6962804B2 (en) | Nozzle to flow compound fuel in the radial direction | |
RU2017125550A (en) | IMPROVED VORTEX BURNER WITH FUEL INJECTION BEFORE AND AFTER THE WHEEL | |
JP6940393B2 (en) | nozzle | |
JP6940394B2 (en) | nozzle | |
RU2018126668A (en) | FUEL INJECTOR WITH DOUBLE INJECTION OF MAIN FUEL | |
RU2015156419A (en) | The fuel injector assembly made with a flame stabilizer pre-mixed mixture | |
KR102080597B1 (en) | Stove burner | |
EP2916070B1 (en) | Adjustable vortex flame device | |
CN209484652U (en) | Microring array nozzle | |
CN107575889B (en) | Fuel nozzle of gas turbine | |
CN110864284A (en) | A kind of burner | |
CN105020711B (en) | Gun head of gas heat air gun | |
US20230104586A1 (en) | Hydrogen mixing system | |
MY178873A (en) | Stove burner | |
WO2018107333A1 (en) | Ejection type torch ever-burning lamp structure |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
17P | Request for examination filed |
Effective date: 20151210 |
|
RBV | Designated contracting states (corrected) |
Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
17Q | First examination report despatched |
Effective date: 20170801 |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F23D 14/70 20060101ALI20171215BHEP Ipc: F23D 14/46 20060101ALI20171215BHEP Ipc: F23D 14/28 20060101AFI20171215BHEP Ipc: F23D 14/38 20060101ALI20171215BHEP |
|
INTG | Intention to grant announced |
Effective date: 20180110 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAJ | Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted |
Free format text: ORIGINAL CODE: EPIDOSDIGR1 |
|
GRAL | Information related to payment of fee for publishing/printing deleted |
Free format text: ORIGINAL CODE: EPIDOSDIGR3 |
|
GRAR | Information related to intention to grant a patent recorded |
Free format text: ORIGINAL CODE: EPIDOSNIGR71 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
INTC | Intention to grant announced (deleted) | ||
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
INTG | Intention to grant announced |
Effective date: 20180604 |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: REF Ref document number: 1017257 Country of ref document: AT Kind code of ref document: T Effective date: 20180715 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 602014028184 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 5 |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: MP Effective date: 20180711 |
|
REG | Reference to a national code |
Ref country code: LT Ref legal event code: MG4D |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MK05 Ref document number: 1017257 Country of ref document: AT Kind code of ref document: T Effective date: 20180711 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20181111 Ref country code: RS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: BG Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20181011 Ref country code: LT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20181012 Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: NO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20181011 Ref country code: AT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: HR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: AL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 602014028184 Country of ref document: DE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20180831 Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20180831 Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20180819 Ref country code: MC Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 |
|
REG | Reference to a national code |
Ref country code: BE Ref legal event code: MM Effective date: 20180831 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: MM4A |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: SM Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 |
|
26N | No opposition filed |
Effective date: 20190412 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20180819 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20180831 Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20180819 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: TR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: HU Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO Effective date: 20140819 Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20180711 Ref country code: MK Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20180711 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20230822 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20230824 Year of fee payment: 10 Ref country code: DE Payment date: 20230830 Year of fee payment: 10 |