EP2828534A1 - Saugaggregat und saugmaschine - Google Patents
Saugaggregat und saugmaschineInfo
- Publication number
- EP2828534A1 EP2828534A1 EP13711648.9A EP13711648A EP2828534A1 EP 2828534 A1 EP2828534 A1 EP 2828534A1 EP 13711648 A EP13711648 A EP 13711648A EP 2828534 A1 EP2828534 A1 EP 2828534A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- suction unit
- unit according
- chamber
- hood
- wall
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/665—Sound attenuation by means of resonance chambers or interference
Definitions
- the invention relates to a suction unit for a suction machine, comprising a motor device and a blower device for process air, which is driven by the motor device.
- the invention further relates to a suction machine.
- a motor blower arrangement for a vacuum cleaner which comprises a rotating impeller mounted in a housing and comprising a motor coupled to the rotating impeller.
- a fan unit for wet vacuum cleaner which has an impeller for process air, which is arranged on a shaft of a lubricated bearing.
- a blower motor with associated housing in particular for a vacuum cleaner, known, in which the housing has a cooling air inlet on one side of the engine and a cooling air outlet on the other side of the engine. Furthermore, housing separation devices are provided for separating the cooling air flow in the housing between the cooling air inlet and the cooling air outlet from the air flow transmitted to the main blower.
- a vacuum cleaner which in particular comprises a housing, which is attached to transport organs and carries an electric turbine, which is intended to pass through a filter membrane in a Collecting container for collecting from the bottom particles, which are guided by air flow via a conveying line to the collecting container, a negative pressure, the turbine having a set of blades and a nozzle whose container is formed by a spiral-shaped upstream portion which is about the axis of the Blades is arranged and opens a communicating with the outside divergent downstream portion of the container.
- the divergent downstream section is provided with inner longitudinal partitions that extend gradually diverging from the section to divide and decelerate the airflow.
- a blower or impeller and housing arrangement for reduced or damped noise and improved air flow which has a housing with a plurality of walls. There is provided an inlet port disposed on a central axis and an outlet port spaced from and approximately oriented perpendicularly to the central axis.
- a suction unit serves to generate a negative pressure air flow via a corresponding blower in order to be able to suck in dust and / or a liquid via corresponding process air.
- the invention has for its object to provide a suction unit of the type mentioned, by means of which the suction machine can operate effectively and in particular noise reduced.
- a hood which covers the fan device, wherein between the hood and the fan means a cooling air guide is arranged, which is separated by the hood fluid-tight from a process air discharge.
- the hood provides a fluid-tight separation between a cooling air flow and a process air flow.
- process air can contain an aspirated liquid.
- the fluid-tight seal over the hood prevents such a liquid, if it is contained in process exhaust air, from reaching the region in which cooling air flows. This ensures a high degree of electrical safety.
- electric wires and the like are arranged in the space area in which cooling air flows.
- the tightness can be achieved in a structurally simple manner.
- the hood can be achieved with a corresponding arrangement or training a sound decoupling and in particular structure-borne sound decoupling of the fan device.
- the hood is an element separate from the blower device at most or partially combined with it, so that, in particular, a structure-borne sound decoupling can be realized in a simple manner by means of a corresponding sealing device. This reduces the noise.
- the hood can contribute to the sound attenuation. It forms, for example, a wall of a hollow chamber for soundproofing.
- the blower device is designed in particular as a diffuser blower or by-pass blower.
- a sealing surface is provided for the hood, via which the hood is positioned fluid-tight relative to the blower device. This allows a structurally simple way a
- a sealing device is arranged on the sealing surface in order to ensure high fluid tightness.
- a corresponding formed sealing device in particular made of an elastic
- Material can be achieved a sound decoupling.
- the sealing device can thereby effect a radial and / or axial fluid seal.
- the sealing surface lies in one plane.
- the sealing surface is designed as a support surface for supporting the hood. About the sealing surface then the hood is held and fixed in particular relative to the blower device.
- the sealing surface is arranged on a base plate, via which the motor device is held.
- the hood is then supported on this base plate.
- the base plate then has a first region on which the hood is supported. This first area then forms the sealing surface. A tightness can be achieved easily. It can be provided that the base plate has a second region, which forms a step which is transverse to the first region, wherein the step is in particular annular, and wherein in particular the hood is positioned on the second region. This makes it possible to achieve positioning and alignment of the hood with the blower device by means of an installation of the hood on the second area (directly or via an intermediate seal).
- the hood can be fixed in a simple and safe manner with respect to the blower device.
- a sealing device is arranged between the first region and the hood and / or the second region and the hood.
- the sealing device may be a separate element from the hood and the first region or second region, such as an O-ring.
- the sealing device can also be formed in that the hood is connected to the first region and / or the second region according to, for example, soldering.
- an outlet pipe of the blower device for process air has penetrated through a recess of the hood. If the hood is supported on the base plate, then it can basically surround the entire area of the blower device above the base plate. In order to be able to discharge process air, the outlet pipe has penetrated through the recess in the hood, an opening of the outlet pipe for process exhaust air being arranged beyond the hood.
- Seal arranged to provide a fluid-tightness at the recess through which the outlet pipe is performed.
- a wall is arranged on the blower device or the motor device and in particular on the outside of the blower device or the motor device, which forms or provides the sealing surface, wherein in particular the wall is arranged on a blower housing or motor housing.
- This wall forms a type of rib, which in particular carries a sealing device to provide a seal between the wall and the hood.
- About the sealing device can be a structure-borne sound decoupling reach.
- the sealing device ensures a fluid tightness between a cooling air duct and a process exhaust duct.
- the wall can be easily produced on the blower device or engine device. For example, it is integrally arranged on a blower housing or engine device. As a result, the suction unit can be produced in a simple manner.
- a sealing device is arranged on an end face of the wall. This makes it easy to produce a fluid tightness.
- the sealing device has a U-shaped region over which it is pushed, in particular on the front side.
- Such a sealing device can be, for example, put over the front side. It can also be injection-molded, for example, on the front side.
- a sealing device with such a U-shaped region can be fixed in a simple and secure manner on the front side. This in turn allows a high fluid tightness even in continuous operation.
- the sealing device comprises a
- Lip region which contacts the hood and in particular radially contacted. About such a lip area can be achieved an effective sound decoupling.
- the hood is supported on the front side with sealing means therebetween.
- the hood rests directly on the sealing device.
- the sealing device then also at least partially bears the weight of the hood.
- the hood has a first region, which rests axially on the sealing device, and a second region encompasses, which is oriented transversely to the first region and in particular radially abuts the sealing device, wherein in particular the second region of the Front of the wall overlaps.
- a first region which rests axially on the sealing device
- a second region encompasses, which is oriented transversely to the first region and in particular radially abuts the sealing device, wherein in particular the second region of the Front of the wall overlaps.
- Blower device is arranged for process air and / or is formed.
- the "symmetry fault" can be used to form the corresponding wall, for example due to a tangentially oriented outlet tube.
- the hood is arranged with respect to an axial direction above an outlet pipe of the blower device. There is then no need to provide a recess on the hood to position the outlet tube with an orifice in the area outside the gap between the hood and the fan means.
- the blower device has an outlet tube which is arranged tangentially. It can thereby realize a by-pass blower, which has an effective efficiency with effective Ge Hurschreduzier sadness.
- the outlet pipe is funnel-shaped and widens in particular in the flow direction of the process air. It is thereby one
- the outlet tube forms the end of a volute casing around an impeller.
- the hood forms a seal of the cooling air duct for process air discharge between a suction for cooling air and an outlet for cooling air, wherein in particular the blower device is designed to be fluid-tight between an inlet and an outlet for process air. This ensures in a simple way that process air can not come into contact with cooling air. It can Do not allow liquid contained in the process air to enter the cooling air duct.
- a suction device for cooling air is arranged on the hood, which is driven in particular by the motor device.
- the suction device is seated on the blower device or engine device.
- the suction device is located between the hood and the engine device.
- the hood has in particular an inlet for the intake of cooling air.
- At least one outlet for cooling air is arranged on the hood.
- a cooling air guide closed between an inlet and an outlet for cooling air can be realized by means of the hood.
- an outlet of the blower device opens into a chamber with a void volume of at least 2 l. Process exhaust air must pass through this cavity before it is released to the outside. This results in a partial sound absorption, which leads to a noise reduction.
- Absorbent materials must be used, which can absorb, for example, liquid.
- the void volume is at least 2.5 l and in particular at least 4 l.
- the void volume at least 10 l. It can thereby achieve an effective sound absorption.
- the chamber surrounds the blower device in an annular manner and in particular surrounds the hood in an annular manner. As a result, a relatively large flow path for process exhaust air can be achieved. This in turn allows effective sound absorption to be achieved.
- the chamber has a first wall, through which the blower device opens into the chamber, and has a second wall spaced from the first wall, via which
- Process air can be discharged into the outer space, wherein in particular the second wall surrounds the first wall. It can be realized in a simple manner, the corresponding chamber on a suction machine such as a vacuum cleaner. A long flow path is provided.
- the first wall is at least partially formed by the hood and / or at least partially formed by a wall which provides a sealing surface for the hood.
- the proportion of required components can be minimized. It is provided for an effective fluid tightness between the cavity of the chamber and the blower device.
- a base plate via which the motor device is fixed, forms a bottom of the chamber. This makes it possible to keep the proportion of required components small. Furthermore, this makes it possible to keep the weight of the corresponding suction machine low.
- blower device has a tangentially arranged outlet pipe which opens into the chamber.
- By-pass blowers can achieve a reduced noise level with effective efficiency. It is particularly advantageous if the chamber lying at an orifice of the blower device is at least fivefold and in particular at least fifteen times larger in area relative to an orifice cross-section. This allows process air to effectively "relax" as it enters the chamber, resulting in effective noise reduction.
- the chamber is assigned at least one chamber outlet pipe for blowing out process air which has passed through the chamber.
- the blow-out process can be influenced accordingly in order to achieve a noise reduction.
- the at least one Kammerausblasrohr is formed at a bottom of the chamber and in particular a bottom of the chamber also forms a bottom of the Kammerausblasrohrs.
- liquid which is contained in the process air and was deposited in the chamber, dissipate in an effective manner.
- the chamber is closed fluid-tight except for an input for process air from the fan device, an outlet formed by the at least one Kammerausblasrohr and optionally a blow port. This results in an effective noise reduction.
- the at least one chamber outlet tube opens into a subsequent chamber which is separated from the chamber by a wall, which in particular has a smaller void volume than the chamber into which the blower device discharges. This effectively contributes to Noise reduction at; Process exhaust air is not blown directly into the exterior by the chamber, but must pass through the after-chamber.
- a blow-off shield is arranged on the after-chamber, wherein at least one gap or at least one opening is formed between the blow-off shield and a wall and / or on the blow-off shield, which or which opens into an outer space or in fluid-effective connection with the outer space stands. This effectively contributes to the noise reduction.
- At least one gap is formed between a bottom wall of the after-chamber and the blow-off shield.
- About the gap is a flow deflection. This contributes to the sound absorption and thus to the noise reduction.
- the gap has an opening direction which is oriented transversely to a tangential direction for the adaptation of process air into the chamber and / or is oriented transversely to a blowing direction of process air into the after-chamber.
- a plurality of tubular elements are arranged in the purge shield, wherein a length of a tube is at least 1.4 times as large as a diameter of an outlet opening of a tubular element. Even such a training can effectively absorb sound to contribute to noise reduction.
- a sound mirror is arranged, which is an outlet of the blower device in the chamber is assigned.
- About such a sound mirror can be partially absorb sound to reduce the noise.
- the sound mirror comprises at least one shell concavely curved towards the outlet and in particular a half cylinder shell. Outgoing process air meets a corresponding shell and there is a sound reflection with partial sound absorption.
- the at least one shell is arranged at a bottom of the chamber. This results in an effective noise reduction.
- the at least one shell is closed at a distance from the bottom upwards and / or closed down to the ground.
- a central axis of the at least one shell is aligned centrally with an opening of the blower device into the chamber. It has proved favorable if a central axis of the at least one shell is arranged at a distance in the range between 0 mm and 25 mm to an opening of the fan device into the chamber.
- the suction machine is for example a wet vacuum or
- a suction machine which comprises a suction unit according to the invention.
- Figure 1 is a schematic sectional view of a first embodiment of a suction unit
- Figure 2 is a schematic sectional view of a second embodiment of a suction unit
- Figure 3 is a sectional view taken along line 3-3 of Figure 2;
- Figure 4 is a schematic sectional view of a third embodiment of a suction unit;
- Figure 5 is a sectional view taken along the line 5-5 of Figure 4;
- Figure 6 is a sectional view taken along the line 6-6 of Figure 5;
- Figure 7 is a schematic sectional view of a fourth embodiment of a suction unit device;
- Figure 8 is a sectional view taken along line 8-8 of Figure 7;
- Figure 9 is a sectional view taken along line 9-9 of Figure 8.
- Figure 10 is an enlarged view of the area A of Figure 8.
- Figure 11 is a schematic sectional view of a fifth embodiment of a suction unit device
- Figure 12 is a schematic sectional view of a sixth
- FIG. 13 shows a sectional view along the line 13-13 according to FIG. 12.
- a suction unit of a suction machine serves to suck in process air, including generation of the vacuum required for this, in order to be able to suck in solids or liquids.
- a suction unit is installed in the suction machine.
- a suction unit is installed in a vacuum cleaner or a sweeper or roughing machine.
- the suction machine can be a wet vacuum, a dry vacuum or a wet-dry vacuum.
- a first embodiment of a suction unit which is shown in FIG. 1 and designated therein by 10, comprises a motor device, which as a whole is designated by 12.
- the engine device 12 includes a
- the blower device 16 comprises a closed blower housing 18 (turbine housing) with an outer side 17a and an inner space 17b (see FIG. 3). In the interior 17b, one or more wheels 20 are arranged. In a single-stage fan 16, an impeller is present; in a multi-stage blower device, a plurality of impellers 20 are provided. The blower device 16 and thus the impeller or wheels 20 are driven by the motor device 12. In particular, the impeller or wheels 20 are rotatably connected to a rotor of the motor device 12.
- the fan 16 includes an inlet 22 for process air and an outlet 24 for process air. Between the inlet 22 and the outlet 24, the fan housing 18 is formed fluid-tight to its outer side 17a.
- the blower device 16 is fixed relative to the engine device 12.
- a seal 26 is arranged between the fan housing 18 and the base plate 14, for example in the form of an O-ring.
- the blower housing 18 includes a first region 28. In the first region 28, which is in fluid communication with the inlet 22, the impeller 20 is disposed. Process air is accelerated by the impeller 20.
- the blower housing 18 comprises a second area 32. This second area 32 is formed by an outlet pipe 34, via which process air, which has flowed through the blower housing 18, can be blown out and blown out into the outside space, in particular directly or via intermediate paths.
- the outlet tube 34 forms an end of a flow spiral of the fan 16, which is formed in the fan housing 18 around the impeller 20.
- a channel cross-section of this flow spiral widens steadily toward the outlet tube 34.
- the impeller 20 rotates about an axis of rotation coaxially to an axis 36.
- the outlet pipe 34 is arranged tangentially with respect to this axis 36 and is oriented transversely and in particular perpendicular to this axis 36 (see FIG. 3).
- a longitudinal axis 38 of the outlet pipe 34, which defines a main flow direction of the outlet pipe 34, is a tangential direction to the second region 30 of the blower housing 18.
- the fan housing 18 is formed on its outside, in particular in the first region 28 rotationally symmetrical to the axis 36. Accordingly, the tangentially oriented outlet tube 34 is oriented transversely and in particular perpendicular to a radial direction 40.
- a motor housing 41 is positioned at a top of the blower housing 18.
- a suction device 44 is arranged for cooling air.
- This suction device 44 comprises an impeller 46, which is driven by the motor device 12.
- a rotation axis of the Impeller 46 is coaxial with the axis 36.
- a shaft 48 which is coupled to the motor device 12, passes through the fan housing 18 therethrough.
- the fan 16 is associated with a hood 48.
- This hood 48 is positioned spaced from the blower housing 18 so that a gap 50 is formed between the hood 48 and an outside of the blower housing 18. In this clearance 50, cooling air sucked by the suction device 44 can flow to cool the blower device 16.
- a wall 52 is arranged, which is in particular designed as a rib.
- the wall 52 is oriented in particular parallel to the axis 36 and projects beyond the first region 28.
- at least a part 54 of the wall 52 is arranged or formed on the outlet pipe 34.
- Blower housing 18 is fluid-tight.
- the wall 52 has such a height that an end face 56 of the wall 52 with respect to the axis 36 lies above an opening 58 of the outlet pipe 34 for process air.
- the orifice 58 lies outside the wall 52, that is, process air blown out through the outlet pipe 34 is blown outside the intermediate space 50.
- the end face 56 forms a sealing surface 59 for the hood 48. It lies in a plane 60. This plane 60 is transverse and in particular perpendicular to the axis 36. About the end face 56 and the plane 60, a sealing surface for the hood 48 is provided.
- the end face 56 of the wall 52 is in particular a ring side, that is forms an annular surface.
- This sealing device 62 is U-shaped in cross-section with a first edge 64a, a second flank 64b which is spaced parallel to the first flank 64a, and a web 64c which is (integrally) connected to and oriented transversely to the first flank 64a and the second flank 64b.
- the sealing device 62 is designed in particular as a ring.
- the sealing device 62 is pushed onto the front side 56, so that the web 64c touches the front side 56 and the flanks 64a, 64b contact the wall 52 transverse sides to the front side 56.
- the sealing device 62 is an individually manageable element which is pushed onto the wall 52.
- the sealing device 62 it is also possible for the sealing device 62 to be injection-molded, for example, on the wall 52.
- the sealing device 62 comprises a lip region 66 with, for example, a first sealing lip 68a and a second sealing lip 68b.
- the first sealing lip 68a and the second sealing lip 68b are spaced apart in the axial direction 36.
- the lip portion 66 which is integrally connected to the second flank 64b, projects radially outward.
- the lip means 66 thus provides for a radial fluid-tight seal (relative to the axis 36) between the wall 52 and the hood 48.
- the hood 48 is slipped over the wall 52 with sealing means 62 therebetween.
- the sealing device 62 also ensures a structure-borne sound decoupling between the hood 48 and the fan 16.
- the hood 48 then has, on the wall 70, a region 72 which is guided via the blower device 18 and the suction device 44. Over this area 72, the hood 48 is supported on the suction device 44 and thus on the blower device 16 via an intermediate seal 74 (in particular in the form of an O-ring) from.
- an intermediate seal 74 in particular in the form of an O-ring
- the suction device 44 is associated with a central recess 76 positioned.
- This central recess 76 forms an inlet for cooling air.
- one or more outlets 78 for cooling air are arranged on the hood 48.
- Cooling air is sucked in via the recess 76.
- the suction device 44 ensures for the corresponding negative pressure. Cooling air (indicated in Figure 1 by the arrows 80) then flows into the intermediate space 50 and can flow around the blower device 16 outside of the blower housing 18. The cooling air cools the fan 16 and is heated.
- Heated cooling air is removed via the outlet or outlets 78.
- cooling air flows into and through the motor housing 41.
- the intermediate space 50 between the hood 48 and the blower device 16 is thereby fluid-tight by means of the hood 48 and the sealing device 62 of a process air (down) management including the mouth 58 separately.
- a process air (down) management including the mouth 58 separately.
- liquid is also drawn in via the process air (indicated by the arrows 81). Due to the fluid-tight separation between the cooling air guide and the intermediate space 50 and the process air supply including process air discharge, no liquid can reach the intermediate space 50. This ensures a high level of electrical safety.
- electrical supply lines for the motor device 12 are laid in the intermediate space 50. Furthermore, a structure-borne sound decoupling can be achieved by the sealing device 62 and thereby the noise development can be reduced.
- the motor device 12 with the base plate 14 and the blower device 16 are basically the same design as in the suction unit 10.
- the same reference numbers are used for the same elements.
- the suction unit 82 includes a hood 84, which is basically the same design as the hood 48 outside the local area 70.
- a sealing device 86 is arranged, which in turn is U-shaped and is mounted on the end face 56 , However, the sealing device 86 does not comprise a lip device 66.
- the end face 56 forms a sealing surface 85.
- the hood 84 has a first region 88, which is placed on the web 64c of the sealing device 86.
- the wall 52 thereby also forms a support wall for the hood 84 with sealing means 86 therebetween.
- the hood 84 has a second region 90, which is oriented transversely to the first region 88 and overlaps the end side 56.
- the hood 84 is thereby turned up on the wall 52.
- This second region 90 bears against the second flank 64b of the sealing device 86.
- an axial seal via the web 64c
- a radial seal over the second flank 64b are provided via the sealing device 86.
- the hood 84 is supported directly on the wall 52 and thus the fan housing 18. This in turn provides a fluid-tight intermediate space 50 for a cooling air flow, so that there is no contact between process air (in particular process exhaust air) and cooling air.
- the suction unit 82 otherwise works like the suction unit 10th
- a third embodiment of a suction unit which is shown in FIGS. 4 to 6 and designated therein by 92, in turn comprises a motor device 12 and a base plate 14.
- the base plate 14 has a first region 94 which is oriented transversely and in particular perpendicular to the axis 36 is (for the same elements as in the suction units 10 and 82, like reference numerals are used).
- a step 96 is formed, which is in particular annular. This step 96 forms a second region 98, which is oriented transversely and in particular perpendicular to the first region 94.
- the suction unit 92 in turn comprises a blower device corresponding to the blower device 16.
- a hood 100 is provided.
- This hood is supported on the first portion 94 of the base plate 14.
- the first region 94 forms a sealing surface 101. This lies in a plane 102 which is oriented transversely and in particular perpendicular to the axis 36.
- the hood 100 is supported via a wall 104 on the base plate 14.
- the wall 104 is formed in particular cylindrically.
- the wall 104 has an end face 106 which is supported on the base plate 14 via the first region 94 thereof. It may optionally be provided between the end face 106 and the base plate 14, a seal 108.
- the wall 104 faces the step 96 and in particular is connected in a fluid-tight manner to the second region 98.
- a seal may be disposed between the second region 98 and the wall 104.
- the hood 100 is fluid-tightly connected to the base plate 14.
- a recess 110 is arranged in particular on the wall 104 (FIGS. 5 and 6). Through the recess 110, the outlet pipe 34 is performed so that the mouth 58 of the outlet pipe 34 is outside the hood 100, that is, outside the gap 50 between the hood 100 and the blower housing 18.
- the hood 100 seals a cooling air guide in the intermediate space 50 in a fluid-tight manner with respect to a process air duct outside the hood 100.
- a seal 112 is arranged to provide fluid tightness also at the recess 110 between the gap 50 and a process air outlet space. As a result, any liquid contained in the process air can not penetrate into the intermediate space 50.
- the seal 112 is in particular U-shaped and pushed onto the wall 104 in a region 114 which surrounds the recess 110.
- the seal 112 is designed to be elastic in order to reduce structure-borne sound transmission from the fan device 16 to the hood 100.
- the solution according to the invention makes it possible to achieve a separation of cooling air ducting and process air (exhaust), with the corresponding hood 48 or 84 or 100 fluid-tightly sealing the space outside of the intermediate space 50 into which process air passes from the intermediate space 50 in which Cooling air flows, seals.
- the outlet pipe 34 is in particular funnel-shaped, with a flow cross-section widening along the longitudinal axis 38 to the mouth 58.
- Wet and dry vacuum cleaner can be used.
- a further exemplary embodiment of a suction device which is shown in FIGS. 7 to 10 and designated there by 116, comprises, for example, the suction unit 82.
- the suction device 116 has a chamber 118.
- This chamber 118 has a cavity 120.
- This cavity 120 has a void volume of at least 2 l and preferably at least 2.5 l. In a preferred embodiment, the void volume is at least 4 I.
- the chamber 118 surrounds the hood 84. In particular, it surrounds the hood 84 annularly.
- the outlet pipe 34 opens via the mouth 58 into the cavity 120 of the chamber 118.
- the cavity 120 is thereby separated from the intermediate space 50 in a fluid-tight manner.
- the only inlet for process air into the cavity 120 of the chamber 118 is the mouth 58.
- the chamber has a first wall 122.
- This first wall 122 which is arranged in particular rotationally symmetrical to the axis 36, is formed over the wall 52 and a portion of the hood 84.
- the chamber 118 includes a second wall 124 which is (radially) spaced from the first wall 122.
- the second wall 124 surrounds the first wall 122.
- the cavity 120 is formed between the first wall 122 and the second wall 124.
- the chamber 118 is defined downwardly (in a direction parallel to the axis 36) by a bottom, which is oriented in particular perpendicular to the axis 36. This is formed in particular by the base plate 14.
- the chamber 118 is bounded by a cover 126.
- the chamber 118 is associated with a subsequent chamber 128.
- An outer contour of the combination of chamber 118 and after chamber 128 is cylindrical; in this cylindrical contour, the chamber 118 and the after chamber 128 are integrated.
- the after chamber 128 in this case has a cavity 130 whose cavity volume is smaller and in particular considerably smaller than the cavity volume of the cavity 120 of the chamber 118.
- the void volume of the post chamber 128 is 25% or less of the void volume of the chamber 118.
- the cavity 120 is delimited from the cavity 130 via a wall 132.
- the wall 132 has a first region 134, which is arranged next to the outlet pipe 34 and, in particular, is arranged parallel or at a small acute angle (in particular smaller than 20 °) to the longitudinal axis 38. This first region 134 is with the second
- the cavity 120 has the shape of a truncated circular ring in cross section.
- the wall 132 further includes a second region 136 which is oriented transversely to the first region.
- the second region 136 connects the first region 134 with the second wall 124. From the cavity 120 leads through the second region 136 of the wall 132 into the cavity 130
- a Kammerausblasrohr 138 (At least) a Kammerausblasrohr 138. About the Kammerausblasrohr 138 Process air, which has flowed through the cavity 120 from the mouth 58, is coupled into the after-chamber 128.
- the Kammerausblasrohr 138 in this case has a first portion 140 which projects into the cavity 120, and has a second portion 142, which projects into the cavity 130.
- the or the Kammerausblasrohre 138 are arranged at the bottom of the chamber 118, which is in particular formed by the base plate 14 ( Figure 9).
- a cavity 144 of the chamber exhaust tube is limited downwardly through the bottom of the chamber 118 (and the after chamber 128).
- the chamber discharge tube 138 is oriented transversely to the axis 36 and in particular perpendicular to it with respect to a longitudinal axis 146.
- the longitudinal axis 146 also defines a main flow direction for fluid through the corresponding chamber exhaust tube 138.
- the chamber exhaust tube 138 has a length L between an entrance orifice 148, which is located at the first region 140 and which is positioned in the cavity 120, and an exit orifice 150, which in FIG the cavity 130 and thus positioned at the second region 142.
- the length L is at least 0.7 times an equivalent inner tube diameter of the Kammerausblasrohrs 138th
- a total exhaust area of the chamber exhaust tube 138 (defined via the exit port 150) is in the region between
- the mouth 58 is in a plane perpendicular to the axis 36 at a certain angle.
- the Kammerausblasrohr 138 is defined, for example, defined by the passage through the wall 132 also at a certain angle.
- An angular difference ⁇ between these two angles is preferably as large as possible in order to provide a correspondingly large process path for process exhaust air from the orifice 58 into the after-chamber 128.
- this angle is greater than 250 ° and in particular greater than 280 °. In one embodiment, it is about 310 °.
- the chamber 118 with the cavity 120 is fluid sealed except for an inlet of process (exhaust) air via the orifice 58 of the outlet tube 34 and the outlet via the or the Kammerausblasrohre 138th
- the mouth 58 has a certain cross-section. It is positioned in the cavity 120 spaced from walls (including the floor and ceiling) of the chamber 118 so that at the mouth 58 at a discharge of process air, a surface extension to at least 5 times the mouth cross section of the mouth 58 and at least 15 times done. As a result, at the mouth 58, the area through which it flows expands abruptly by the corresponding factor. In particular, then, the orifice 58 is positioned correspondingly spaced from the bottom of the chamber 118 (in particular, formed over the base plate 14) to maintain this surface enlargement.
- the exhaust pipe 34 is associated with a sound mirror 152.
- This acoustic mirror 152 is disposed in the cavity 120 while being positioned with respect to the outlet tube 34 so as to influence the exit flow.
- the acoustic mirror 152 comprises at least one shell 154, which has a concavely curved side 156, which faces the mouth 58.
- shell 154 is a half cylinder shell. Accordingly, the shell 154 on the side 156 has a uniform
- the shell 154 is disposed at the bottom of the chamber 118 and thus on the base plate 14.
- the shell 154 has a central axis 158.
- the central axis 158 is a corresponding axis of rotation.
- the central axis is at a certain distance D, which is in particular in the range between 0 mm and 20 mm, arranged to the mouth 58 of the outlet tube 38 (see Figure 10). In one embodiment, this range is between 5 mm and 20 mm.
- the central axis 158 is in turn arranged centrally to the mouth 58 and is cut, for example, from the longitudinal axis 38.
- the shell 154 is closed in particular via cover 160 in the axial direction 36 downwards and / or upwards.
- an average inner diameter of a surface on the concaved side 156 is 0.8 times to 2.2 times an outlet diameter of the outlet tube 34 into the cavity 120, that is, an orifice diameter of the orifice 58.
- two or more geometrically similar shells are at least approximately symmetrical to one of a
- Symmetry line are arranged.
- the outlet tube 34 is the end piece of a continuously expanding scroll of the fan 16 in the fan housing 18 about the impeller 20.
- a blow-out 162 is arranged at the Nachsch 128 .
- This blow-off shield is preset to an outer contour of the chamber 118, which is a continuation of the second wall 124.
- a gap 164 is formed between the bottom of the chamber 118 and the Ausblasschild 162.
- This gap 164 is formed, for example ring segment-shaped.
- the after chamber 128 is in fluid communication with the exterior via the gap 164. Process (down) air can flow out via the gap 164.
- an opening 166 is formed in the after chamber 128.
- the blow-off shield 162 In front of this opening 166, the blow-off shield 162 is positioned. This blow-off shield 162 covers the opening 166 except for the gap 164. At the blow-off 162 also a flow deflection takes place to the outlet of process exhaust air.
- An opening direction 168 (FIG. 7) of the gap 164 into the outer space or into a space which is in fluid-effective connection with the outer space is at least approximately parallel to the axis 36.
- the gap 164 extends beyond the region of the after-chamber 128 into a further region 170 which, for example, lies outside the second wall 124 in front of the mouth 58.
- a total length (arc length) of the gap 164 is between 100 mm and 1000 mm.
- a gap width is at least 1 mm and, for example, in the range between 1 mm and 10 mm.
- this gap width B in the radial direction is 10 mm.
- the blow-off shield 162 extends beyond the bottom 118 (above the base plate 14) in the direction of the axis 36 (see FIG. 7).
- the blow-off shield 162 has a region 172 which extends beyond an edge side 174 of the base plate 14.
- the region 172 is in particular at least approximately parallel to the edge side 174 arranged.
- the gap 164 thereby has a height H. This height is in particular at least 5 mm.
- a Ausblasschild 178 is provided, which has a plurality of, for example, circular outlets 180.
- a corresponding opening direction 182 of an outlet 180 is oriented transversely and in particular perpendicular to the axis 36.
- a plurality of correspondingly dimensioned tubular elements 184 are arranged in the Ausblasschild 178, which have the respective outlets 180.
- a length l of these tube elements 184 is at least 1.4 times the corresponding outlet diameter of the outlets 180.
- the cavities 120 and 130, in which process (out) air flows, are fluid-tightly separated from the gap 50 in which cooling air flows via the hood 84. In the intermediate space 50 can not penetrate any liquid containing process air.
- the corresponding suction device 116 or 176 may also include suction units other than the suction unit 82, such as the suction unit 10 or the suction unit 92nd
- the sound mirror 152 and the after-chamber 128 with the Ausblasschild 162 and 178 provides further noise reduction.
- the surface extension at the mouth 58 causes a jump in the cross section. This reflects part of the sound. This in turn absorbs a significant part of the sound, resulting in less noise development.
- blowout 162 or 178 has a
- Blower 16 with spiral housing, surface extension at the mouth 58, sound mirror 152 and blower 162 and Ausblasschild 178 achieved a noise reduction of, for example, 74 dB to 60 dB, without any sound absorbing materials were used.
- a sixth exemplary embodiment of a suction device which is shown in FIGS. 12 and 13 and designated there by 190, in turn comprises a base plate 14 on which a combination of a motor device 12 and a fan device 16 are positioned.
- the blower device 16 comprises an outlet pipe 34 similar to that described above. This outlet pipe 34 opens into a chamber 192.
- the chamber 192 surrounds the blower device 16 in the form of a ring segment.
- the chamber 192 extends, for example, in an arc portion 194 of less than 270 °.
- the chamber 192 is not endless, but has ends spaced at an arc angle of 360 ° minus the arc area 194.
- the chamber extends in an arc region 194 of approximately 135 °.
- the chamber 192 includes a cavity 196 which is enclosed by a wall 198 laterally and upwardly and downwardly.
- the wall 198 forms a closed housing wall for the cavity 196 and is fluid-tight except for connections described below.
- the wall 198 is integrally formed in one embodiment. It is made for example as a blown part.
- It can also consist of at least two parts, which are welded or glued together, for example.
- the wall it is also possible for the wall to be a rotationally sintered part.
- the wall 198 is formed by two (or more) relatively fixed housing parts, which are sealed relative to each other.
- the wall 198 ensures a fluid-tightness with respect to a cooling air guide.
- the wall 198 has an opening 200 through which the outlet tube 34 passes. At the opening 200 sits a seal 202. Opposite a mouth of the outlet tube 200, a sound mirror 204 is arranged as a damping element. This sound mirror 204 is formed, for example, as described above with reference to the sound mirror 154.
- this sound mirror 204 is integrated into the wall 198 and in particular molded into it.
- an opening 206 or 206 ' is further formed on the wall 198.
- a tubular element 208 as Kammerausblasrohr. It can also be provided that the tubular element 208 is an integral part of the wall 198 and in particular is arranged integrally thereon.
- the opening 206 'in a post chamber 210 is an actual exit port of the chamber 192.
- a port 212 as outlet for blowing air.
- a connecting piece 214 for decoupling of blown air is fixed or fixable (for example, is the
- Connecting piece can be inserted as outlet pipe at connection 212).
- process air as blowing air from the cavity 196 can lead to an application.
- the chamber 192 comprises a switching valve 216, by means of which it is possible to switch whether the opening 206 or an opening at the connection 212 is open or closed.
- the switching valve 216 comprises a pivot plate 218 which is pivotally mounted about an axis 220 in the cavity 196.
- the axis 210 is preferably aligned parallel to the axis 36.
- the pivot plate 218 is arranged so that the opening 206 in a first pivot position 222 can be covered over it, and in a second
- the port 212 can be covered. Depending on the position of the pivot plate 218, process air then flows through the opening 206 and then through the opening 206 'into the after-chamber 210, or flows via the connection piece 214.
- an operating element for the switching valve 216 is arranged so that a user can set whether
- Process air is used as blowing air or not.
- the arrangement of the tubular element 208 and the configuration of the after-chamber 210 are basically identical or similar to those described above with reference to the other exemplary embodiments.
- the suction device 190 comprises a hood 226, which is supported in a fluid-tight manner on the base plate 14.
- an air guide 228 for cooling air and a process air guide are fluid-tight manner.
- a free space 234 remains. This free space 234 has one or more ports 236, via which cooling air can be coupled.
- a motor housing 41 is provided with one or more recesses (in particular cooling slots), through which cooling air coupled in via the connection 236 can flow through the motor housing 41 for engine cooling.
- the hood 226 further includes a subspace 238 which is separated from the interior space 232 by a wall 240. This wall 240 allows separate flow guidance for "cool” cooling air and “warmed up” cooling air. Cooling air, which has flowed through the motor housing 41, is coupled into the sub-chamber 238 and can flow out via one or more ports 242 on the hood 226 in the region of the sub-chamber 238.
- the subspace 238 lies in particular with respect to the base plate 14 above the blower device 16 and the interior 232.
- the cavity 196 extends substantially over the entire height of the hood 226 (including the interior space 232 and the subspace 238) minus corresponding wall thicknesses.
- the hood 226 is not connected to the blower device 16 and in particular does not rest on it.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012102493 | 2012-03-22 | ||
| PCT/EP2013/055777 WO2013139833A1 (de) | 2012-03-22 | 2013-03-20 | Saugaggregat und saugmaschine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2828534A1 true EP2828534A1 (de) | 2015-01-28 |
| EP2828534B1 EP2828534B1 (de) | 2020-04-22 |
Family
ID=47988950
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP13711648.9A Active EP2828534B1 (de) | 2012-03-22 | 2013-03-20 | Saugaggregat und saugmaschine |
| EP13711653.9A Active EP2828535B1 (de) | 2012-03-22 | 2013-03-20 | Saugaggregat und saugmaschine |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP13711653.9A Active EP2828535B1 (de) | 2012-03-22 | 2013-03-20 | Saugaggregat und saugmaschine |
Country Status (2)
| Country | Link |
|---|---|
| EP (2) | EP2828534B1 (de) |
| WO (2) | WO2013139838A1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019105086A1 (de) | 2019-02-28 | 2020-09-03 | Alfred Kärcher SE & Co. KG | Sauggerät mit Kanalstück |
| CN113404709B (zh) * | 2021-05-20 | 2024-05-03 | 深圳市凯金源机电设备工程有限公司 | 一种旋流进风离心风机 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2726807A (en) * | 1950-09-28 | 1955-12-13 | Finnell System Inc | Vacuum apparatus for water and dirt removal |
| US2884185A (en) * | 1956-06-29 | 1959-04-28 | American Lincoln Corp | Suction tank head |
| DE2003905A1 (de) * | 1970-01-29 | 1971-08-05 | Siemens Elektrogeraete Gmbh | Staubsaugergeblaese mit eigenbelueftetem Antriebsmotor |
| DK140453C (da) * | 1974-12-21 | 1980-01-28 | Vorwerk Co Interholding | Stoevsuger |
| US4088424A (en) | 1977-05-23 | 1978-05-09 | Ametek, Inc. | Wet pick-up vacuum unit motor bearing air seal |
| US4330899A (en) | 1980-04-18 | 1982-05-25 | Shop-Vac Corporation | Noise reducing blower motor housing means for vacuum cleaner, or the like |
| US4533370A (en) * | 1982-03-30 | 1985-08-06 | Sharp Kabushiki Kaisha | Electric cleaner with minimum noise |
| DE4219249C2 (de) * | 1992-06-12 | 1994-03-31 | Kuehnle Kopp Kausch Ag | Radialverdichter, insbesondere eines Turboladers |
| US5622485A (en) | 1995-07-27 | 1997-04-22 | Ametek, Inc. | High performance efficiency dirty air motor/fan system |
| SE509317C2 (sv) * | 1996-04-25 | 1999-01-11 | Electrolux Ab | Munstycksarrangemang för en självgående dammsugare |
| US6579060B1 (en) | 1999-09-28 | 2003-06-17 | Royal Appliance Mfg. Co. | Impeller and housing assembly with reduced noise and improved airflow |
| FR2826851B1 (fr) | 2001-07-03 | 2004-08-06 | Nielsen Innovation | Aspirateur autonome a efficacite elevee |
| JP2004279779A (ja) * | 2003-03-17 | 2004-10-07 | Mitsubishi Electric Corp | 騒音低減装置 |
| KR100676318B1 (ko) * | 2005-05-16 | 2007-01-30 | 삼성광주전자 주식회사 | 모터조립체 및 이를 구비한 진공청소기 |
| FR2910079B1 (fr) * | 2006-12-18 | 2013-06-07 | Airfan | Appareil de delivrance de gaz,notamment d'assistance respiratoire,a chambre intermediaire de collecte de fuite d'oxygene. |
-
2013
- 2013-03-20 EP EP13711648.9A patent/EP2828534B1/de active Active
- 2013-03-20 EP EP13711653.9A patent/EP2828535B1/de active Active
- 2013-03-20 WO PCT/EP2013/055786 patent/WO2013139838A1/de not_active Ceased
- 2013-03-20 WO PCT/EP2013/055777 patent/WO2013139833A1/de not_active Ceased
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2013139833A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013139833A1 (de) | 2013-09-26 |
| WO2013139838A1 (de) | 2013-09-26 |
| EP2828534B1 (de) | 2020-04-22 |
| EP2828535B1 (de) | 2020-05-20 |
| EP2828535A1 (de) | 2015-01-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69620669T2 (de) | Lärmdämpfungsgerät eines Lüfters | |
| DE60015304T2 (de) | Luftzufuhrmittel für einen zyklonenabscheider und staubsauger mit demselben | |
| EP2875718B1 (de) | Handgeführtes Arbeitsgerät mit einem Blasrohr | |
| DE68918988T2 (de) | Staubsauger mit Schalldämpfereinrichtung. | |
| CA2589219A1 (en) | Vacuum cleaner with spiral air guide | |
| DE19915643A1 (de) | Zentrifugalgebläseeinheit | |
| EP2247362A2 (de) | Luftfilter mit vorabscheider | |
| EP1434512B2 (de) | Staubsauger | |
| EP3049677B1 (de) | Saugvorrichtung mit schallspiegeleinrichtung | |
| EP2828535B1 (de) | Saugaggregat und saugmaschine | |
| EP2808553B1 (de) | Elektromotor mit Gebläserad | |
| EP3933207B1 (de) | Medizinisches, insbesondere dentalmedizinisches, gebläse mit schallisolierendem dämmsystem | |
| WO2018068850A1 (de) | Reinigungsgerät und verfahren zur herstellung eines reinigungsgeräts | |
| EP3541258B1 (de) | Sauger | |
| EP4041433B1 (de) | Vorrichtung zur reinigung von gas | |
| DE10017808A1 (de) | Gehäuse für einen Lüfter, insbesondere Radiallüfter | |
| EP0845600A2 (de) | Seitenkanalmaschine | |
| EP3048942B1 (de) | Reinigungsgerät | |
| EP0665379A1 (de) | Pumpenträger mit integriertem Ölkühler | |
| EP1297880B1 (de) | Luftfilter für Verbrennungsmotoren | |
| EP2679131B1 (de) | Staubsauger mit einer Staubsaugergebläsedichtung | |
| DE202009017629U1 (de) | Staubsauger mit Eingreifschutzelement | |
| DE29921751U1 (de) | Laub-Blas- und Sauggerät | |
| WO1991001450A1 (de) | Innerhalb eines luftansaugkanals angeordnete radialventilatoreinheit | |
| DE102005040305B4 (de) | Seitenkanalmaschine |
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 |
|
| 17P | Request for examination filed |
Effective date: 20140813 |
|
| 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 |
|
| RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: TREITZ, FELIX Inventor name: DIEHL, RALPH Inventor name: ZERRER, THOMAS |
|
| DAX | Request for extension of the european patent (deleted) | ||
| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ALFRED KAERCHER SE & CO. KG |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
| 17Q | First examination report despatched |
Effective date: 20181017 |
|
| GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
| INTG | Intention to grant announced |
Effective date: 20191024 |
|
| 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 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
| GRAR | Information related to intention to grant a patent recorded |
Free format text: ORIGINAL CODE: EPIDOSNIGR71 |
|
| GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
| GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE PATENT HAS BEEN GRANTED |
|
| INTC | Intention to grant announced (deleted) | ||
| INTG | Intention to grant announced |
Effective date: 20200304 |
|
| 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 |
|
| REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
| REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
| REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: LANGUAGE OF EP DOCUMENT: GERMAN |
|
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 502013014617 Country of ref document: DE |
|
| REG | Reference to a national code |
Ref country code: AT Ref legal event code: REF Ref document number: 1260472 Country of ref document: AT Kind code of ref document: T Effective date: 20200515 |
|
| REG | Reference to a national code |
Ref country code: LT Ref legal event code: MG4D |
|
| REG | Reference to a national code |
Ref country code: NL Ref legal event code: MP Effective date: 20200422 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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: 20200722 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: 20200723 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: 20200422 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: 20200422 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: 20200422 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: 20200824 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: 20200422 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: 20200822 |
|
| 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: 20200422 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: 20200422 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: 20200722 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: 20200422 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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: 20200422 |
|
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 502013014617 Country of ref document: DE |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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: 20200422 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: 20200422 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: 20200422 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: 20200422 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: 20200422 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: 20200422 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: 20200422 |
|
| 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: 20200422 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: 20200422 |
|
| 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 |
|
| 26N | No opposition filed |
Effective date: 20210125 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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: 20200422 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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: 20200422 |
|
| REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
| GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20210320 |
|
| REG | Reference to a national code |
Ref country code: BE Ref legal event code: MM Effective date: 20210331 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20210331 Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20210320 Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20210331 Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20210320 Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20210320 |
|
| REG | Reference to a national code |
Ref country code: AT Ref legal event code: MM01 Ref document number: 1260472 Country of ref document: AT Kind code of ref document: T Effective date: 20210320 |
|
| 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: 20210331 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: AT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20210320 |
|
| 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: 20130320 |
|
| P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230523 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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: 20200422 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MK 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: 20200422 |
|
| 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 FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20200422 |
|
| 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: 20200422 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20260203 Year of fee payment: 14 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20260209 Year of fee payment: 14 |