CN104797345A - High-pressure spray gun - Google Patents
High-pressure spray gun Download PDFInfo
- Publication number
- CN104797345A CN104797345A CN201280077187.4A CN201280077187A CN104797345A CN 104797345 A CN104797345 A CN 104797345A CN 201280077187 A CN201280077187 A CN 201280077187A CN 104797345 A CN104797345 A CN 104797345A
- Authority
- CN
- China
- Prior art keywords
- pressure spray
- spray gun
- joint
- connector
- cannelure
- 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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
- B05B1/3013—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the controlling element being a lift valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/002—Manually-actuated controlling means, e.g. push buttons, levers or triggers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/65—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/01—Spray pistols, discharge devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/026—Cleaning by making use of hand-held spray guns; Fluid preparations therefor
- B08B3/028—Spray guns
Landscapes
- Nozzles (AREA)
Abstract
The invention relates to a high-pressure spray gun (10) for a high-pressure cleaning device, comprising a valve (20), which has a valve housing (22) with an inlet duct (48) and an outlet duct (34) and which also has a movable closing body (24), which interacts with a hand lever (40) to open and close the flow connection thereof between the inlet and outlet ducts (48, 34), and comprising a connecting part (50) for producing a detachable mechanical connection to a liquid delivery member (82) and a connection nipple (36), which is aligned colinearly to said connecting part (50), for producing a detachable flow-tight connection to said liquid delivery member (82). In order to develop the high-pressure spray gun (10) such that it can be produced, assembled and connected to a liquid delivery member in a more cost-effective manner, the invention proposes that the connecting part (50) and the connection nipple (36) be moulded onto the valve housing (22), wherein the connection nipple (36) has on its exterior an annular groove (68), in which a sealing ring (70) is arranged.
Description
Technical field
The present invention relates to a kind of high-pressure spray gun for high-pressure cleaning appliance, this high-pressure spray gun has valve, the valve chest that this valve has tape input passage and output channel and the closure body that can move, this closure body and handle act synergistically to discharge and the flowing of closing between input channel and output channel is connected; And this high-pressure spray gun also has for setting up the connector of the mechanical connection that can get loose with liquid output mechanism and sealing for setting up to flow with liquid output mechanism
the joint connected, this joint and connector be (kolinear) orientation collinearly.
Background technology
This kind of high-pressure spray gun is known by open text WO 2007/107230A1.They are used in high-pressure cleaning appliance, and make it possible to the clean liquid pressurizeed by high-pressure cleaning appliance (preferably water) to aim at surface to be cleaned, wherein, can be controlled the discharge of clean liquid by user by handle.Handle and closure body act synergistically, and this closure body is connected with the flowing between output channel according to the position release of handle and the input channel of shutoff valve housing.
High-pressure spray gun is connected with liquid output mechanism usually.Liquid output mechanism can be such as spray boom or jet pipe.According to the application target of high-pressure spray gun, different liquid output mechanisms can be connected on high-pressure spray gun.Liquid output mechanism is mechanically connected with the connector of high-pressure spray gun, and between liquid output mechanism and the joint of high-pressure spray gun, sets up the connection of flowing sealing simultaneously.
By in the known high-pressure spray gun of WO 2007/107230A1, joint construction becomes the end regions of pipe fitting, and when assembling high-pressure spray gun, it is connected with output channel as independently component.Which increase manufacture and the installation cost of high-pressure spray gun.In order to set up the connection sealed with the flowing of known pistol, liquid output mechanism needs coupling sleeve, and it has cannelure in inner side, in this cannelure, be furnished with sealing ring.So coupling sleeve can assign on the joint of high-pressure spray gun when centre placed sealing ring.Cannelure is produced and fitting tight ring equally also brings very important cost in cannelure in inner side.
Summary of the invention
Task of the present invention is: improve beginning described type high-pressure spray gun, lower to make it manufacture with installation cost, and can with the mode of low cost mechanically and flowing be connected with liquid output mechanism hermetically.
According to the present invention, this task solves in the following manner in this high-pressure spray gun, that is, make connector and joint be molded on valve chest, wherein, joint has cannelure in outside, in this cannelure, be furnished with sealing ring.
In high-pressure spray gun according to the present invention, valve chest is with connector and be connected with the joint with connector orientation collinearly.The mechanical connection that can get loose can be set up with liquid output mechanism (such as spray boom) by connector, and by wherein arranging the joint of the cannelure of sealing ring in outside carrying, the connection of flowing and sealing can be set up with liquid output mechanism.Be that the quantity of component is less according to the feature of high-pressure spray gun of the present invention, this manufacture making cost lower and be mounted for possibility.
The outside of joint provide the cannelure of band sealing ring have the following advantages: when centre placed sealing ring, the parts of the form of sleeve of liquid output mechanism can be assigned in a straightforward manner on joint.Therefore, between high-pressure spray gun and liquid output mechanism, the connection sealed of flowing set up by machine is very simple.At this, do not need to process with higher cost the groove can placing sealing ring in the inner side of the coupling sleeve of liquid output mechanism.Instead, in the outside of joint, cannelure is processed with very little expense.In order to set up the connection of flowing sealing, such as, can assign such as columniform coupling sleeve on the joint that outside has cannelure, wherein, the mechanical connection with liquid output mechanism can be realized by connector simultaneously.
Connector has accommodation section in an advantageous manner, and the plug connector for the complementary structure of output mechanism for liquid inserts.
Advantageously, joint sinks in accommodation section.This makes it possible to such as insert in accommodation section by the coupling sleeve of liquid output mechanism, and wherein, the outside of joint has is with the end regions of the cannelure of sealing ring can sink in coupling sleeve.
Advantageously, the output channel of joint and valve chest orientation collinearly.The arrangement of this conllinear decreases the flow loss of the clean liquid flowing to joint from input channel via output channel.
In the preferred structural scheme of one of the present invention, connecting piece structure becomes bayonet coupler (Bajonettkupplungsteil).This kind of bayonet coupler is known for those skilled in the art.Bayonet coupler can be configured with accommodation section, and the bayonet coupler of the complementary structure of liquid output mechanism can be inserted in this accommodation section in known manner on specific turned position, and is and then reversed and lock with relative accommodation section.
In order to produce the cannelure of joint especially at low cost with injection moulding process, advantageously, cannelure is arranged in the intermediate space between valve chest and connector, wherein, can enter in intermediate space via two mutually opposing entrances.Entrance makes the cannelure surrounding joint in circumferential direction can the demoulding (entformen).Therefore, by providing two mutually opposing entrances, valve chest and joint, cannelure and connector can be produced with injection moulding process in a straightforward manner.
The cannelure be arranged on outside joint holds sealing ring, such as O shape ring.Sealing ring is made up of elastomeric material.In order to avoid sealing ring is impaired due to solar ultraviolet radiation, and in order to avoid sealing ring machinery impaired, in a kind of favourable embodiment of the present invention, the region with cannelure of joint is arranged in the housing of high-pressure spray gun.Housing such as can be made up of two and half shells, accommodates the region with the cannelure of band sealing ring of joint, and preferably also hold valve chest between them.Thus, protect sealing ring, in case mechanical failure and the infringement that caused by solar ultraviolet radiation.
In the preferred structural scheme of one of the present invention, connector keeps link to be connected rigidly with valve chest via two, and wherein, the region with cannelure of joint is arranged in two and keeps between link.Have in the region of cannelure at joint, these two keep links to keep spacing each other, thus can keep locating suitable forming tool between link at two when manufacturing cannelure.
Link is kept preferably to be interconnected rigidly via support ring.Support ring is two and keeps link to impart high mechanical load.
Joint is molded on support ring in an advantageous manner.This makes the spring element (such as compression spring) surrounding joint to be in circumferential direction supported on support ring in the axial direction.Particularly when connecting piece structure becomes bayonet coupler, this support of spring element is favourable, because can to the bayonet coupler spring loaded of the complementation of liquid output mechanism by spring element, this spring force can prevent the accidental release of the connection between two connectors.
Advantageously, joint carries the fastening strip radially stretched out in the end regions of its next-door neighbour's support ring.The compression spring surrounding joint in circumferential direction can be clipped on fastening strip, and this compression spring is supported on support ring.
Advantageously, between maintenance link, be not only furnished with joint, but also be furnished with output channel.
In the preferred structural scheme of one of the present invention, output channel is connected with maintenance link at diametrically mutually opposing connection strap rigidly via two.The machinery which increasing maintenance link and connector fixed thereon can be loading.
Advantageously, high-pressure spray gun has the spring element of at least one metal and/or at least one is molded in spring element on connector, that be made up of plastic material, for liquid output mechanism spring loaded.The preferred orientation vertically of spring force.Spring force make the mechanical connection between high-pressure spray gun and liquid output mechanism can load capacity strong especially.
When using the connector of the bayonet coupler form be made up of plastic material, advantageously, bayonet coupler is molded with two spring elements existed with the spring arm form of elastically deformable, and they are arranged in the depressed part of bayonet coupler.Axial spring force can be loaded to the bayonet socket wing of the bayonet coupler of the complementary structure of liquid output mechanism respectively by spring arm.
In a kind of favourable embodiment, realize the manufacture low especially of the cost of high-pressure spray gun and assembling in the following manner, that is, make valve chest be integrally formed the plastic form of formula with connector and splice combinations.
Plastic form can be hinged with handle, and this handle can be operated by user and swing around axis of oscillation, thus the closure member that moves around between open and closed positions thus.
Closure member can be configured to valve rod, and this valve rod is resisted against on the sealing surface of valve chest in the movable sealing of upper reaches, closed position, and this valve rod keeps spacing with sealing surface on open position.
Accompanying drawing explanation
Be used for carrying out more detailed elaboration by reference to the accompanying drawings to the description of the preferred embodiments of the present invention below.In the accompanying drawings:
Fig. 1 illustrates the stereogram according to high-pressure spray gun of the present invention;
Fig. 2 illustrates the side view of the high-pressure spray gun in Fig. 1, wherein, eliminates housing half shell;
Fig. 3 illustrates the stereogram of the valve chest of the high-pressure spray gun in Fig. 1, and wherein, valve chest and joint and connector combine the plastic form of the formula that is integrally formed; And
Fig. 4 illustrates the longitudinal sectional drawing of the high-pressure spray gun in Fig. 1, wherein, the high-pressure spray gun first line of a couplet then only part shown in liquid output mechanism.
Detailed description of the invention
Diagrammatically illustrate the Advantageous embodiments according to high-pressure spray gun of the present invention in the accompanying drawings, its entirety by reference numeral 10 represents.High-pressure spray gun has housing 12, and this housing is made up of the first housing half shell 14 and the second housing half shell 16.Housing 12 has handle 18 according to the form of rifle.In housing 12, be furnished with valve 20, it has the closure member of valve chest 22 and valve rod 24 form.Valve chest 22 comprises by the middleware 26 of penetrating via 28 break-through, and the first supporting leg 30 and the second supporting leg 32 stretch out deviating from side each other.First supporting leg 30 constructs output channel 34, and joint 36 is connected on this first supporting leg alignedly.Second supporting leg 32 constructs the bearing of the oscillation bearing 38 on the free end for being arranged in the second supporting leg 32.Oscillation bearing 38 is supported with handle 40 swingably.Handle 40 comprises first-hand shaft arm 42 and second-hand's shaft arm 44.From oscillation bearing 38s, first-hand shaft arm 42 is arranged essentially parallel to handle 18 and extends, thus can together with handle 18 by user's finger grip.Second-hand's shaft arm 44 constructs obviously shorter than first-hand shaft arm 42.The free end of second-hand's shaft arm 44 abuts against valve rod 24, and this valve rod sinks in penetrating via 28, and is resisted against on the sealing surface 46 of penetrating via 28 in upper reaches, the closed position movable sealing shown in its Fig. 4.On the side deviating from second-hand's shaft arm 44 of sealing surface 46, penetrating via 28 forms the input channel 48 of valve chest 22.At sealing surface 46 towards on the side of second-hand's shaft arm 44, output channel 34 is gone out from penetrating via 28 branch.This is particularly clearly shown that in the diagram.
By the swing of first-hand shaft arm 42, can move around valve rod 24 between closed position and off-position.Valve rod 24 is resisted against on sealing surface 46 on its closed position, and flowing between interrupting input passage 48 and output channel 34 connects, and valve rod 24 keeps spacing with sealing surface 46 on its off-position and release flow is connected.
Input channel 48 can connect supply lines, such as pressure hose in known manner, can supply for high-pressure spray gun 10 clean liquid pressurizeed by high-pressure cleaning appliance via this pressure hose.
On the front side deviating from handle 18 of housing 12, connector is outstanding from housing 12, its in the embodiment shown, this connecting piece structure becomes bayonet coupler 50.Bayonet coupler 50 keeps link to be integrally connected with valve chest 22 via two.These two keep maintaining item 52,54 that link is configured to orthoscopic in the embodiment shown, that be spaced from each other layout.The output channel 34 of stretching out from the middleware 26 of valve chest 22 and and the joint 36 of output channel 34 alignment orientation be arranged between two maintaining items 52,54, wherein, the free end of joint 36 sink to bayonet coupler 50 with the accommodation section 56 of joint 36 orientation collinearly.Output channel 34 is integrally connected with maintaining item 52,54 via at diametrically connection strap 58,60 that is mutually opposing, that radially stretched out by output channel 34.Output channel 34 is surrounded by support ring 62 on its free end, and two maintaining items 52,54 are supported on this support ring.Connection strap 58 and 60 extends to the middleware 26 of valve chest 22 from support ring 62.
Joint 36 on the outside with support ring 62 direct neighbor carry multiple fastening strip 64, these fastening strips be arranged in equably connect bar 36 periphery on, and the compression spring 66 shown in Fig. 4 can be clipped on these fastening strips.Compression spring 66 surrounds the end regions adjacent with support ring 62 of joint in circumferential direction, and is supported in the axial direction on support ring 62.
In region between fastening strip 64 and bayonet coupler 50, joint 36 has cannelure 68 on the outside, and this cannelure accommodates the sealing ring 70 schematically shown in figures 2 and 4.Cannelure 68 is arranged in the intermediate space 72 between valve chest 22 and bayonet coupler 50, and the entrance via both sides can enter in this intermediate space.These two entrances are mutually opposing, and defined by support ring 62 and bayonet coupler 50 on the longitudinal direction of joint 36, and the direction of the longitudinal direction transverse to joint 36 is defined by two maintaining items 52 and 54.Two entrances make cannelure 68 can the demoulding.Also can carry out more detailed explanation to this below.
Bayonet coupler 50 also has two at diametrically mutually opposing depressed part 78,80 except accommodation section 56, and they are configured to the breakthrough part of bayonet coupler.Be molded in spring arm 79 or 81 in bayonet coupler 50, elastically deformable to stretch in depressed part 78,80.
High-pressure spray gun 12 is connected with liquid output mechanism, such as spray boom.Local shows the liquid output mechanism of pipe fitting 82 form in the diagram.Pipe fitting 82 forms the bayonet coupler 84 with bayonet coupler 50 complementary structure with its end regions towards high-pressure spray gun 10, and it has coupling sleeve 86, and wherein, two bayonet socket wings 88,90 radially outward stretch out on the mutually opposing side of coupling sleeve 86.Coupling sleeve 86 forms the plug connector with accommodation section 56 complementary structure, and can be introduced in accommodation section 56, and assigns on joint 36 with end regions.When coupling sleeve 86 assigns on joint 36, sealing ring 70 occupies the position between joint 36 and coupling sleeve 86, and thus ensure that the connection of the flowing sealing between joint 36 and coupling sleeve 86.
The accommodation section 56 of the bayonet coupler 50 of high-pressure spray gun 10 is constructed such that on the first turned position, coupling sleeve 86 can with the effect earth's axis of two bayonet socket wings 88,90 renitency spring 66 to being placed in accommodation section 56, wherein, joint 36 sinks in coupling sleeve 86 together with cannelure 68 and the sealing ring 70 be positioned at wherein, and next coupling sleeve 86 can reverse 90 ° around its longitudinal axis, thus two bayonet socket wings 88,90 are sunk in depressed part 78,80, and load the spring force of axial orientation by spring arm 79,81.By such insertion-rotational motion, can set up between high-pressure spray gun 10 and pipe fitting 82 can mechanical load and flowing sealing connection.If pipe fitting 82 again will depart from from high-pressure spray gun 10, so only need coupling sleeve 86 to rotate together with two bayonet socket wings 88,90 to get back to initial turned position, and be and then pulled outwardly away from accommodation section 56.
High-pressure spray gun 10 can manufacture at low cost.Valve chest 22 and two maintaining items 52,54, joint 36 and bayonet coupler 50 combine the plastic form of the formula that is integrally formed, it can with injection moulding process manufacture.At this, the entrance of the side direction between valve chest 22 and bayonet coupler 50 makes cannelure 86 can the demoulding in a straightforward manner.
Housing 12 not only surrounds valve chest 22, but also surrounds maintaining item 52,54, and particularly surrounds the region being furnished with the cannelure 68 of band sealing ring 70 of joint 36.Thus, protect sealing ring 70, in case mechanical failure and solar ultraviolet radiation, it may damage the elasticity of sealing ring 70, and and then damages its sealing effectiveness.Therefore, the feature of high-pressure spray gun 10 is not only cheap manufacture and installation cost, but also is long service life.
Claims (15)
1. the high-pressure spray gun for high-pressure cleaning appliance, described high-pressure spray gun has valve (20), the valve chest (22) that described valve has tape input passage (48) and output channel (34) and the closure body (24) that can move, described closure body acts synergistically to discharge with handle (40) and the flowing of closing between described input and described output channel (48,34) is connected, and described high-pressure spray gun have for liquid output mechanism (82) set up the mechanical connection that can get loose connector (50) and for setting up with liquid output mechanism (82) joint (36) that the flowing that can get loose is tightly connected, described joint and described connector (50) orientation collinearly, it is characterized in that, described connector (50) and described joint (36) are molded on described valve chest (22), wherein, described joint (36) has cannelure (68) in outside, sealing ring (70) is furnished with in described cannelure.
2. high-pressure spray gun according to claim 1, it is characterized in that, described connector (50) has accommodation section (56), and described accommodation section is used for inserting for the plug connector (86) of the complementary structure of described liquid output mechanism (82).
3. high-pressure spray gun according to claim 2, is characterized in that, described joint (36) sinks in described accommodation section (56).
4. the high-pressure spray gun according to any one of the preceding claims, is characterized in that, described joint (36) and described output channel (34) orientation collinearly.
5. the high-pressure spray gun according to any one of the preceding claims, is characterized in that, described connecting piece structure becomes bayonet coupler (50).
6. the high-pressure spray gun according to any one of the preceding claims, it is characterized in that, described cannelure (68) is arranged in the intermediate space (72) between described valve chest (22) and described connector (50), wherein, can enter in intermediate space (72) via two mutually opposing entrances.
7. high-pressure spray gun according to claim 6, is characterized in that, the region with cannelure (68) of described joint (36) is arranged in the housing (12) of described high-pressure spray gun (10).
8. the high-pressure spray gun according to any one of the preceding claims, it is characterized in that, described connector (50) keeps link (52,54) to be connected rigidly with described valve chest (22) via two, wherein, the region with cannelure (68) of described joint (36) is arranged between described two maintenances link (52,54).
9. high-pressure spray gun according to claim 8, is characterized in that, described two keep link (52,54) to be interconnected rigidly via support ring (62).
10. high-pressure spray gun according to claim 9, is characterized in that, described joint (36) is molded on described support ring (62).
11. high-pressure spray guns according to claim 10, is characterized in that, described joint (36) carries the fastening strip (64) radially outward stretched out in the end regions of the described support ring of next-door neighbour (62).
High-pressure spray gun according to any one of 12. according to Claim 8 to 11, is characterized in that, described output channel (34) is arranged in described two and keeps between link (52,54).
13. high-pressure spray guns according to claim 12, it is characterized in that, described output channel (34) is connected with described maintenance link (52,54) at diametrically mutually opposing connection strap (58,60) rigidly via two.
14. high-pressure spray guns according to any one of the preceding claims, it is characterized in that, described high-pressure spray gun (10) has the spring element (66) of at least one metal and/or at least one is molded in spring element (79,81) on described connector (50), that be made up of plastic material, for described liquid output mechanism (82) spring loaded.
15. high-pressure spray guns according to any one of the preceding claims, it is characterized in that, described valve chest (22) combines the plastic form of the formula that is integrally formed with described connector (50) and described joint (36).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/EP2012/073281 WO2014079494A1 (en) | 2012-11-21 | 2012-11-21 | High-pressure spray gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104797345A true CN104797345A (en) | 2015-07-22 |
| CN104797345B CN104797345B (en) | 2016-12-14 |
Family
ID=47263304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280077187.4A Active CN104797345B (en) | 2012-11-21 | 2012-11-21 | High-pressure spray gun |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2922637B1 (en) |
| CN (1) | CN104797345B (en) |
| WO (1) | WO2014079494A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109070107A (en) * | 2016-05-13 | 2018-12-21 | 阿尔弗雷德·卡赫欧洲两合公司 | Valve rifle for high pressure cleaner |
| CN109926378A (en) * | 2018-12-20 | 2019-06-25 | 莆田市宏业精密机械有限公司 | Control valve jetting machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3792007A4 (en) | 2018-05-07 | 2022-04-27 | Positec Power Tools (Suzhou) Co., Ltd | Battery pack and electric tool assembly |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005077544A1 (en) * | 2004-02-10 | 2005-08-25 | Alfred Kärcher Gmbh & Co. Kg | Hand spray gun for a high-pressure cleaning appliance |
| CN101405092A (en) * | 2006-03-22 | 2009-04-08 | 阿尔弗雷德·凯驰两合公司 | High-pressure spray gun |
| DE102009059044A1 (en) * | 2009-12-10 | 2011-06-16 | Alfred Kärcher Gmbh & Co. Kg | Handpiece for steam jet device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1254724A1 (en) * | 2001-05-03 | 2002-11-06 | Nilfisk Advance A/S | A liquid ejection device for a high-pressure cleaning apparatus |
-
2012
- 2012-11-21 EP EP12794261.3A patent/EP2922637B1/en active Active
- 2012-11-21 CN CN201280077187.4A patent/CN104797345B/en active Active
- 2012-11-21 WO PCT/EP2012/073281 patent/WO2014079494A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005077544A1 (en) * | 2004-02-10 | 2005-08-25 | Alfred Kärcher Gmbh & Co. Kg | Hand spray gun for a high-pressure cleaning appliance |
| CN101001700A (en) * | 2004-02-10 | 2007-07-18 | 艾尔弗雷德·凯彻两合公司 | Hand spray gun for a high-pressure cleaning appliance |
| CN101405092A (en) * | 2006-03-22 | 2009-04-08 | 阿尔弗雷德·凯驰两合公司 | High-pressure spray gun |
| CN101405092B (en) * | 2006-03-22 | 2010-06-30 | 阿尔弗雷德·凯驰两合公司 | High-pressure spray gun |
| DE102009059044A1 (en) * | 2009-12-10 | 2011-06-16 | Alfred Kärcher Gmbh & Co. Kg | Handpiece for steam jet device |
| CN102655952A (en) * | 2009-12-10 | 2012-09-05 | 阿尔弗雷德·凯驰两合公司 | Handpiece for steam jet device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109070107A (en) * | 2016-05-13 | 2018-12-21 | 阿尔弗雷德·卡赫欧洲两合公司 | Valve rifle for high pressure cleaner |
| CN109070107B (en) * | 2016-05-13 | 2021-05-11 | 阿尔弗雷德·卡赫欧洲两合公司 | Valve gun for high pressure cleaner |
| CN109926378A (en) * | 2018-12-20 | 2019-06-25 | 莆田市宏业精密机械有限公司 | Control valve jetting machine |
| CN109926378B (en) * | 2018-12-20 | 2023-11-21 | 莆田市博泰动力设备有限公司 | High-pressure cleaning machine for control valve |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2922637B1 (en) | 2017-10-04 |
| WO2014079494A1 (en) | 2014-05-30 |
| CN104797345B (en) | 2016-12-14 |
| EP2922637A1 (en) | 2015-09-30 |
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