CN103547802A - Compressor with swash plate - Google Patents
Compressor with swash plate Download PDFInfo
- Publication number
- CN103547802A CN103547802A CN201280024847.2A CN201280024847A CN103547802A CN 103547802 A CN103547802 A CN 103547802A CN 201280024847 A CN201280024847 A CN 201280024847A CN 103547802 A CN103547802 A CN 103547802A
- Authority
- CN
- China
- Prior art keywords
- friction disk
- compressor
- inner disc
- plate
- wobble
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
- F04B27/10—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
- F04B27/1036—Component parts, details, e.g. sealings, lubrication
- F04B27/1054—Actuating elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2201/00—Metals
- F05C2201/04—Heavy metals
- F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
- F05C2201/0448—Steel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2201/00—Metals
- F05C2201/04—Heavy metals
- F05C2201/0469—Other heavy metals
- F05C2201/0475—Copper or alloys thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
- F05C2225/04—PTFE [PolyTetraFluorEthylene]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2253/00—Other material characteristics; Treatment of material
- F05C2253/12—Coating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49236—Fluid pump or compressor making
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Compressor (AREA)
Abstract
A compressor has a swash plate which comprises a friction plate and an inner plate. The friction plate is arranged radially on the outside around the inner plate. The friction plate and the inner plate are connected to one another in a material-to-material manner.
Description
Technical field
The present invention relates to a kind ofly according to claim 1 as described in the preamble, there is the compressor of a wobble-plate and a kind of according to the method for the wobble-plate for the manufacture of a compressor as described in the preamble of claim 10.
Background technique
There is the compressor of wobble-plate from known in the state of the art.This compressor is for example described in DE 101 60 555 A1.The compressor with wobble-plate for example in air-conditioning equipment as air condition compressor for compressing a freezing mixture.
There is compressor in service of wobble-plate, between the piston boots of wobble-plate and compressor piston, occurring friction.In order to optimize occurred friction torque, be known that by suitable material and construct described wobble-plate or utilize suitable material to carry out coating.Certainly cost of material and the manufacture cost of wobble-plate have been improved thus.
Summary of the invention
Task of the present invention is to propose a kind of improved compressor with a wobble-plate.This task solves by having the compressor of the feature of claim 1.Another task of the present invention is to propose a kind of method of improvement of the wobble-plate for the manufacture of a compressor.This task solves by having the method for the feature of claim 10.Preferred improvement project is recorded in the dependent claims.
Compressor according to the present invention has a wobble-plate, and it comprises a friction disk and an inner disc.In the case, around described inner disc, arrange described friction disk radial direction outer.In addition, described friction disk is connected in locking manner with described interior disk material.Advantageously, the compressor that has a this wobble-plate is than the manufacturing cost more cheap with the common compressor of a common wobble-plate.
Preferred described inner disc is formed from steel.Advantageously, steel shows as and plants a with low cost and durable material.
In a kind of mode of execution of described compressor, described friction disk is formed from steel.Advantageously, described friction disk also can be manufactured simply and inexpensively.
In the another kind of mode of execution of described compressor, described friction disk is made by Cuprum alloy.Advantageously, by using a Cuprum alloy for described friction disk, optimized the friction torque occurring between the piston boots of described friction disk and described compressor.
Particularly preferably, described friction disk is coated.Advantageously, the surface of described friction disk can so be constructed, and makes when described compressor operating, and the friction torque occurring between the piston boots of described friction disk and described compressor is optimized.
In one embodiment, described friction disk is with PTFE(teflon) coating.Advantageously, PTFE shows as obtainable coating agent on a kind of suitable and market.
In a kind of mode of execution of described compressor, described inner disc has the excircle of a truncated cone shape and the inner circumference that described friction disk has a truncated cone shape.Advantageously, increased thus the surface of contact between described inner disc and described friction disk, this can realize the firmly connection between described inner disc and described friction disk.
In the another kind of mode of execution of described compressor, described inner disc has the excircle of a ladder-type.Advantageously, described inner disc and described friction disk mutually recline in a radial zone and an axial region, obtained equally thus the large surface of contact between described inner disc and described friction disk, this can realize the firmly connection between described inner disc and described friction disk.
In a kind of mode of execution of described compressor, described compressor is an air condition compressor.Advantageously, described compressor can be placed to for compressing the air-conditioning equipment of a freezing mixture.
According to the method for the wobble-plate for the manufacture of a compressor of the present invention, there are following steps: prepare an inner disc, prepare a friction disk, described friction disk be arranged on the excircle of described inner disc, and described friction disk is connected in locking manner with described interior disk material.Advantageously, the method can realize the manufacture a kind of simple and with low cost of the wobble-plate of described compressor.
In a kind of mode of execution of the method, described friction disk is connected by friction welding with described inner disc.Advantageously, obtained in the method the lasting and firmly sealed connection of material between described friction disk and described inner disc.
In the another kind of mode of execution of the method, described friction disk is connected by magnetic pulse welding with described inner disc.Advantageously, also obtained thus the sealed connection of material of described friction disk and described inner disc.
In the another kind of mode of execution of the method, described friction disk is connected by spot welding with described inner disc.Advantageously, this shows a kind of enforceable flexible program especially simply of the method.
Accompanying drawing explanation
Exemplary detailed explaination the present invention with reference to the accompanying drawings.Wherein:
Fig. 1 shows according to the schematic sectional view of the compressor of the first mode of execution; And
Fig. 2 shows according to the schematic sectional view of the compressor of the second mode of execution.
Embodiment
Fig. 1 there is shown according to the cross section of the compressor 10 of the first mode of execution in a signal roughly.This compressor 10 can be for example the air condition compressor of an air-conditioning equipment and the freezing mixture that is used as the described air-conditioning equipment of compression.But described compressor 10 can be also any other compressor.
Described compressor 10 has a cylinder group 11 and and is added in the front case 12 in described cylinder group 11.This front case 12 and the common crankshaft shell 13 that forms described air condition compressor 10 of described cylinder group 11.
Described cylinder group 11 has one or more cylinders, movably arranges respectively therein a piston 14.A visible cylinder with the piston 14 being arranged in wherein only in Fig. 1.Each in described cylinder has inlet valve and the outlet valve not being shown specifically in Fig. 1.Described inlet valve is provided for needing to each cylinder input the medium of compression.Medium to described cylinder input compresses and via described outlet valve, from described cylinder, leaves subsequently by means of the piston 14 being arranged in described cylinder.
In the crankshaft shell 13 forming by described cylinder group 11 and described front case 12, arrange a live axle 15.Described live axle 15 can be about described crankshaft shell 13 around its vertical axes.One dunnage 16 is fixed on described live axle 15, in order to implement the rotational motion of the longitudinal axis around described live axle 15 together with described live axle 15.
In addition, in described crankshaft shell 13, arrange a wobble-plate 20.Described wobble-plate 20 constructs and has to disc the reach through hole at a center substantially, and described live axle 15 extends through this reach through hole.The center hole of described wobble-plate 20 is like this sizing in the case, and making described wobble-plate is not just perpendicular to the portrait orientation of described live axle 15, but can tilt with respect to described live axle 15.
Described wobble-plate 20 comprises an inner disc 40 and a friction disk 30.Described friction disk 30 may also be referred to as annular disk.Described inner disc 40 may also be referred to as sleeve or axle sleeve.Described inner disc 40 form described wobble-plate 20 one radially in interior segmentation and there is described center hole, described live axle 15 extends through described center hole.Described friction disk 30 forms a perimeter radially of described wobble-plate 20, and radial direction outer ground is arranged in by described inner disc 40.The friction disk 30 of described wobble-plate 20 is that material is connected in locking manner with inner disc 40.In addition, described inner disc 40 has a counterweight segmentation 42, itself and hinge 17 diametrically contrapositions and be supported in described dunnage 16.
The inner disc 40 of described wobble-plate 20 is connected with described dunnage 16 via a hinge 17.Via described dunnage 16 and described hinge 17, described live axle 15 can be delivered on described wobble-plate 20 in the rotation around the longitudinal axis of described live axle 15, thus described wobble-plate 20 be placed in to the rotation of the longitudinal axis around described live axle 15.
One Compress Spring 18 between described dunnage 16 and described wobble-plate 20 around 15 coilings of described live axle, and by described wobble-plate 20 towards described cylinder group 11 pretensions.Movement by described wobble-plate 20 towards described cylinder group 11, can reduce the inclination of described wobble-plate 20.
The friction disk 30 of described wobble-plate 20 is connected on described piston 14 via pair of pistons boots 21.Correspondingly, described friction disk 30 is also connected on all other pistons 14 of described compressor 10 via other piston boots 21.Described friction disk 30 is slidably arranged between described piston boots 21.Piston boots 21 in every pair of piston boots 21 abut on the front of friction disk 30 of described wobble-plate 20, and another piston boots 21 in every pair of piston boots 21 abut on the back side.Described wobble-plate 20 is converted into the periodic longitudinal movement of described piston 14 in the cylinder of described cylinder group 11 around the rotational motion of the longitudinal axis of described live axle 15 via described friction disk 30 and described piston boots 21.Change by described wobble-plate 20 about the inclination of described live axle 15, can change the stroke of described piston 14.
In the air condition compressor 10 of the first mode of execution shown in Fig. 1, the inner disc 40 of described wobble-plate 20 has the excircle 41 of a truncated cone shape.The friction disk 30 of described wobble-plate 20 has the inner circumference 31 of a truncated cone shape.Therefore, the card that the excircle 41 of described inner disc 40 is not perpendicular to described wobble-plate 20 is directed, but tilts with respect to a vertical orientation.Correspondingly, the card that the inner circumference 31 of described friction disk 30 is not perpendicular to described wobble-plate 20 is directed, but tilts with respect to a vertical orientation.Inner circumference 31 sizing like this of the excircle 41 of the truncated cone shape of described inner disc 40 and the truncated cone shape of described friction disk 30, described friction disk 30 can be so arranged around described inner disc 40, inner circumference 31 plane earths of the truncated cone shape of described friction disk 30 are abutted on the excircle 41 of truncated cone shape of described inner disc 40.
Described inner disc 40 can for example be formed from steel.The friction disk 30 of described wobble-plate 20 can for example be made by a Cuprum alloy.Advantageously, by using a Cuprum alloy for the friction disk 30 of described wobble-plate 20, optimized the friction between described friction disk 30 and described piston boots 21.Alternatively, the friction disk 30 of described wobble-plate 20 also can be made by the material identical with described inner disc 40, for example, be formed from steel.In this case, the friction disk 30 of described wobble-plate 20 is preferably with a material coating, and this material contributes to the friction of the optimization between described friction disk 30 and described piston boots 21.The friction disk 30 of described wobble-plate 20 can for example carry out coating with a Cuprum alloy.Alternatively, described friction disk 30 also can be with PTFE(teflon; Be also referred to as trade name Furtulon) carry out coating.
Fig. 2 there is shown according to the cross section of a compressor 110 of the second mode of execution in a signal roughly.Described the second compressor 110 can be equally in air-conditioning equipment for compressing the air condition compressor of a freezing mixture.But the compressor 110 of described the second mode of execution can be also any other compressor.Corresponding with the compressor 10 of the first mode of execution shown in Fig. 1 largely according to the structure of the compressor 110 of the second mode of execution shown in Fig. 2.Therefore for parts identical or same function, in Fig. 1 and 2, adopt identical reference character.The general working method of described parts and described compressor 110 is explaination no longer again hereinafter.
Different from the compressor 10 of Fig. 1, the compressor 110 of Fig. 2 has the wobble-plate 120 of a change.This wobble-plate 120 comprises an inner disc 140 and a friction disk 130.This friction disk 130 substantially ring ground is constructed and radially around described inner disc 140, is arranged.
The friction disk 140 of described wobble-plate 120 has the excircle 141 of a ladder-type.Therefore, described inner disc 140 has the second segmentation of Second bobbin diameter along first segmentation and axially with the first diameter, and described Second bobbin diameter is greater than described the first diameter.Between described two segmentations, extend one along the vertical step radially extending.The friction disk 130 of described wobble-plate 120 has a columniform inner circumference 131, and its diameter is roughly corresponding with the diameter of the first segmentation of the excircle 141 of described inner disc 140.Described friction disk 130 is so arranged around described inner disc 140, columniform inner circumference 131 plane earths of described friction disk 130 are abutted in first segmentation of excircle 141 of ladder-type of described inner disc 140, abut in the segmentation with small diameter of excircle 141 of described ladder-type.In addition, the friction disk 130 of described wobble-plate 120 is supported on the step of excircle 141 of ladder-type of described inner disc 140.Therefore, obtained the axial contact area between the first segmentation of the excircle 141 of the columniform inner circumference 131 of described friction disk 130 and the ladder-type of described inner disc 140, and the contact area radially between the step of the excircle 141 of the ladder-type of the positive and described inner disc 140 of described friction disk 130.
Described friction disk 130 is again that material is connected in locking manner with described inner disc 140.Described friction disk 130 and described inner disc 140 can be by means of friction weldings, by means of magnetic pulse welding or by means of spot welding, be connected.Also can use other a welding method.
The friction disk 130 of described wobble-plate 120 and inner disc 140 also can or be made from a variety of materials by identical material.For example described inner disc 140 can be formed from steel.Described friction disk 130 can for example be made with the steel of copper alloy coating by a Cuprum alloy or by one.But described friction disk 130 also can be made or with another kind of material coating by another kind of material.
Claims (13)
1. compressor (10,110), has a wobble-plate (20,120), it is characterized in that,
Described wobble-plate (20,120) comprises a friction disk (30,130) and an inner disc (40,140),
Wherein, around described inner disc (40,140), arrange described friction disk (30,130) radial direction outer,
Wherein, described friction disk (30,130) and described inner disc (40,140) material interconnect in locking manner.
2. according to compressor claimed in claim 1 (10,110), wherein, described inner disc (40,140) is formed from steel.
3. according to the compressor one of claim 1 or 2 Suo Shu (10,110), wherein, described friction disk (30,130) is formed from steel.
4. according to the compressor one of claim 1 or 2 Suo Shu (10,110), wherein, described friction disk (30,130) is made by Cuprum alloy.
5. according to the compressor one of claim 3 or 4 Suo Shu (10,110), wherein, described friction disk (30,130) is coated.
6. according to compressor claimed in claim 5 (10,110), wherein, described friction disk (30,130) is with PTFE coating.
7. according to the compressor one of aforementioned claim Suo Shu (10), wherein, described inner disc (40) has the excircle (41) of a truncated cone shape, and described friction disk (30) has the inner circumference (31) of a truncated cone shape.
8. according to the compressor one of claim 1 to 6 Suo Shu (110), wherein, described inner disc (140) has the excircle (141) of a ladder-type.
9. according to the compressor one of aforementioned claim Suo Shu (10,110), wherein, described compressor (10,110) is an air condition compressor.
10. for the manufacture of the method for the wobble-plate (20,120) of a compressor (10,110), there is the following step:
-prepare an inner disc (40,140);
-prepare a friction disk (30,130);
-excircle (41,141) that described friction disk (30,130) is arranged in to described inner disc (40,140) is located;
-described friction disk (30,130) is connected in locking manner with described inner disc (40,140) material.
11. in accordance with the method for claim 10, and wherein, described friction disk (30,130) and described inner disc (40,140) interconnect by friction welding.
12. in accordance with the method for claim 10, and wherein, described friction disk (30,130) and described inner disc (40,140) interconnect by magnetic pulse welding.
13. in accordance with the method for claim 10, and wherein, described friction disk (30,130) and described inner disc (40,140) interconnect by spot welding.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011076251A DE102011076251A1 (en) | 2011-05-23 | 2011-05-23 | Compressor with swash plate |
| DE102011076251.5 | 2011-05-23 | ||
| PCT/EP2012/055577 WO2012159800A1 (en) | 2011-05-23 | 2012-03-29 | Compressor with swash plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103547802A true CN103547802A (en) | 2014-01-29 |
Family
ID=45937322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280024847.2A Pending CN103547802A (en) | 2011-05-23 | 2012-03-29 | Compressor with swash plate |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20140147317A1 (en) |
| CN (1) | CN103547802A (en) |
| DE (1) | DE102011076251A1 (en) |
| WO (1) | WO2012159800A1 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0844390A1 (en) * | 1996-11-21 | 1998-05-27 | Sanden Corporation | Swash plate type compressor using swash plate made of highly wear-resistant material |
| EP0928896A2 (en) * | 1998-01-12 | 1999-07-14 | Sanden Corporation | Compressor swash plate fixed by rivets |
| EP1111236A2 (en) * | 1999-12-23 | 2001-06-27 | Visteon Global Technologies, Inc. | Variable displacement swash plate type compressor having pivot pin |
| DE10160555A1 (en) * | 2000-12-12 | 2002-06-20 | Toyota Jidoshokki Kariya Kk | Compressor and its sliding component |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4710107A (en) * | 1986-04-15 | 1987-12-01 | The Oilgear Company | Swashblock lubrication in axial piston fluid displacement devices |
| JPH05312144A (en) * | 1992-05-08 | 1993-11-22 | Sanden Corp | Variable displacement swash plate type compressor |
| JPH11201032A (en) * | 1998-01-13 | 1999-07-27 | Toyota Autom Loom Works Ltd | Variable displacement type compressor |
| US6524079B1 (en) * | 1999-08-20 | 2003-02-25 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Alignment means for the swash plate of a variable-capacity swash-plate type compressor |
| US6452139B1 (en) * | 2000-05-01 | 2002-09-17 | Fuel Cell Components And Integrators, Inc. | Method of joining metal components |
| JP5321943B2 (en) * | 2008-03-03 | 2013-10-23 | Ｎｔｎ株式会社 | Swash plate compressor and swash plate compressor |
-
2011
- 2011-05-23 DE DE102011076251A patent/DE102011076251A1/en not_active Withdrawn
-
2012
- 2012-03-29 WO PCT/EP2012/055577 patent/WO2012159800A1/en active Application Filing
- 2012-03-29 CN CN201280024847.2A patent/CN103547802A/en active Pending
- 2012-03-29 US US14/118,944 patent/US20140147317A1/en not_active Abandoned
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0844390A1 (en) * | 1996-11-21 | 1998-05-27 | Sanden Corporation | Swash plate type compressor using swash plate made of highly wear-resistant material |
| EP0928896A2 (en) * | 1998-01-12 | 1999-07-14 | Sanden Corporation | Compressor swash plate fixed by rivets |
| EP1111236A2 (en) * | 1999-12-23 | 2001-06-27 | Visteon Global Technologies, Inc. | Variable displacement swash plate type compressor having pivot pin |
| DE10160555A1 (en) * | 2000-12-12 | 2002-06-20 | Toyota Jidoshokki Kariya Kk | Compressor and its sliding component |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012159800A1 (en) | 2012-11-29 |
| US20140147317A1 (en) | 2014-05-29 |
| DE102011076251A1 (en) | 2012-11-29 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140129 |