CN203880453U - LED reflector lamp - Google Patents
LED reflector lamp Download PDFInfo
- Publication number
- CN203880453U CN203880453U CN201420226612.8U CN201420226612U CN203880453U CN 203880453 U CN203880453 U CN 203880453U CN 201420226612 U CN201420226612 U CN 201420226612U CN 203880453 U CN203880453 U CN 203880453U
- Authority
- CN
- China
- Prior art keywords
- radiating fin
- light source
- led
- shot
- reflector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000009434 installation Methods 0.000 claims abstract description 33
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 7
- 230000006835 compression Effects 0.000 abstract 3
- 238000007906 compression Methods 0.000 abstract 3
- 238000007598 dipping method Methods 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 230000000630 rising effect Effects 0.000 description 6
- 239000000741 silica gel Substances 0.000 description 6
- 229910002027 silica gel Inorganic materials 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to an LED reflector lamp which comprises a reflector lamp bottom and a reflector lamp light emitting portion. The reflector lamp light emitting portion comprises a lower radiating fin, an LED light source, a compression ring, an upper radiating fin, a light reflector and a PC board, wherein the LED light source is located inside the lower radiating fin, the compression ring is located on the upper face of the LED light source, the upper radiating fin is connected with the lower radiating fin, the top of the light reflector penetrates through the upper radiating fin, the compression ring is sleeved with the bottom of the light reflector, and the PC board is located on the top of the light reflector. The LED reflector lamp is characterized in that the lower radiating fin comprises an LED light source installation position located in the center of the bottom of the lower radiating fin, four through holes formed in the edges of the bottom of the lower radiating fin, internal threads and external threads, wherein the internal threads and the external threads are located on the top of the lower radiating fin. The light reflector comprises a reflection cup, a rotary knob connected with the reflection cup and a skirt, wherein the skirt is located at the lower portion of the rotary knob and extends outwards. Threads are further arranged on the side face of the skirt which is located at the lower portion of the rotary knob and extends outwards. The LED reflector lamp can freely adjust the light emitting angle, and is good in radiating effect.
Description
Technical field
The utility model relates to a kind of LED lighting, relates in particular to a kind of LED shot-light.
Background technology
LED shot-light is the shot-light as light source with light emitting diode, and it has larger occupation rate of market and popularity as the staple product in angle lighting fitting.Yet for different directional lighting places, the irradiating angle using can be different, because the light fixture of LED shot-light or a model of angle lighting fitting in the market only has single rising angle, therefore conventionally in same illumination place to different illuminated nothings with often needing many moneys lighting just can satisfy the demand, this brings inconvenience to installation and adjusting of light fixture.
In view of the intrinsic defect of traditional shot-light, the utility model is developed a kind of by adopting the focal position of adjustable reflector freely to change the rising angle of light fixture, realizes a light fixture, the free adjustment of multi-angle bright dipping.
Summary of the invention
The utility model is to adopt following technical scheme to realize above-mentioned purpose:
A kind of LED shot-light, comprise shot-light bottom and a shot-light illuminating part, the reflector that described shot-light illuminating part at least comprises LED light source installation portion, is installed on the LED light source in described LED light source installation portion and is connected with described LED light source installation portion, it is characterized in that, described LED light source installation portion is provided with internal thread or external screw thread, and described reflector is provided with external screw thread or the internal thread being connected with internal thread or the external screw thread of LED light source installation portion.
Preferably, described LED light source installation portion is lower radiating fin, it is inner that described LED light source is installed on lower radiating fin, described shot-light illuminating part also comprises the pressure ring being positioned at above LED light source, the upper radiating fin being connected with described lower radiating fin and the PC plate that is positioned at reflector top, and pressure ring is entangled through upper radiating fin and bottom thereof in the top of described reflector.
Preferably, described lower radiating fin comprises and is positioned at the LED light source installation place at its bottom centre place and is positioned at its top internal thread and external screw thread; Described reflector comprises a reflector, the knob being connected with reflector, and be positioned at outward extending shirt rim, knob bottom, the described side, outward extending shirt rim, knob bottom that is positioned at is provided with external screw thread, and internal thread size and the shape of the external screw thread size of side, described shirt rim and shape and lower radiating fin match.
Preferably,, described pressure ring be positioned at LED light source above, it comprises the cylindrical bump that is positioned at the shirt rim of pressure ring surrounding and is positioned at pressure ring center.
Preferably, the height of the cylindrical bump of described pressure ring is more than or equal to the height of the internal thread of lower radiating fin.
Preferably, described upper radiating fin comprises screw thread and the peristome that is positioned at its bottom inside edge, the screw thread at described upper radiating fin bottom inside edge and the external screw thread at lower radiating fin top size, shape matches, and the internal thread diameter of described upper radiating fin equates with the external thread diameter of lower radiating fin.
Preferably, the height of described knob is greater than the height of radiating fin.
Preferably, described reflector is comprised of a single parabola or is comprised of a plurality of stepped parabolas.
Preferably, described PC plate is provided with compound eye structural.
Preferably, described shot-light bottom comprises that a shell, two copper pins, through outer casing bottom are placed in driving power and two protruding screws that are positioned at shell inside upper part of enclosure.
Preferably, described LED light source installation place is also provided with to install the boss of LED light source; Described lower radiating fin also comprises two through holes that are positioned at bottom margin place, described two through holes and boss overlap mutually, and internal diameter, position and the shape of two through holes and protruding screw external diameter size, position and the shape of described shell inside upper part that overlap mutually with described boss match; On the shirt rim of described pressure ring, be also provided with two screws, two protruding screw sizes of described screw and shell inside upper part, position and shape match; Described shell also comprises two screws, two protruding screws of described shell inside upper part are through two through holes of lower radiating fin bottom, two screws successively through two screws on described pressure ring shirt rim and two protruding screws of shell inside upper part to have realized pressure ring, LED light source, the mechanical connection between lower radiating fin and shot-light bottom.
Preferably, described lower radiating fin also comprises two other through hole that is positioned at bottom margin place, and the electric wire of described driving power is electrically connected by two through holes and LED light source.
Preferably, described LED light source is COB light source
The utlity model has following advantage:
1, the novel structure of this product, by the effect of side, shirt rim screw thread and lower radiating fin internal thread, when rotation knob, whole reflector can be realized to move up and down, can realize reflector and move up and down, so change the relative position between COB light source and reflector, thereby change the reflection of light direction that reflective cup reflects COB light source sends, change the rising angle of LED shot-light, so realized the bright dipping of free adjustment angle.
2, the height H of the cylindrical bump of pressure ring is more than or equal to the height h of the internal thread of lower radiating fin, prevents the light side leakage that COB light source sends.
3, this product adopts the PC plate of compound eye design as the exiting surface of LED shot-light, can weaken the hot spot non-uniform phenomenon because of the bright dipping of free adjustment angle.
4, between the COB light source of this product and radiating fin, be also provided with one deck heat conductive silica gel, the heat that COB light source sends is delivered on lower radiating fin by heat conductive silica gel, and radiating effect is better.
Figure of description
Fig. 1 is the stereogram of the utility model LED shot-light;
Fig. 2 is the schematic diagram of the shot-light bottom of the utility model LED shot-light;
Fig. 3 is the exploded view of the shot-light illuminating part of the utility model LED shot-light;
Fig. 4 is the schematic diagram of the lower radiator of the utility model LED shot-light;
Fig. 5 is the schematic diagram of the pressure ring of the utility model LED shot-light;
Fig. 6 is the schematic diagram of the upper radiator of the utility model LED shot-light;
Fig. 7 is the schematic diagram of the reflector of the utility model LED shot-light;
Fig. 8 is the profile of the utility model LED shot-light.
The specific embodiment
The utility model provides a kind of multi-angle bright dipping freely regulated LED shot-light, and in order to make those skilled in the art understand better the technical solution of the utility model, below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail.
As shown in Figure 1, a kind of LED shot-light, comprises that a shot-light bottom 1 and 2 two parts of shot-light illuminating part form, and pass through connecting elements electrically and mechanical connection between described shot-light bottom 1 and shot-light illuminating part 2.
Wherein, as shown in Figure 2, described shot-light bottom 1 comprises that 11, two, the shell copper pin 12, through outer casing bottom is placed in driving power (figure does not indicate) and two protruding screws 13 that are positioned at shell 11 inside upper part of enclosure.Described copper pin 12 can be electrically connected to extraneous power supply, also can by wire, realize and being electrically connected to internal drive power supply, therefore described copper pin 12 is realized being electrically connected between extraneous power supply and driving power, described shell also comprises two screws, and shape and the size of the shape of described screw and size and protruding screw match.
The reflector that described shot-light illuminating part at least comprises LED light source installation portion, is installed on the LED light source in described LED light source installation portion and is connected with described LED light source installation portion; Wherein, described LED light source installation portion is provided with internal thread or external screw thread, described reflector is provided with external screw thread or the internal thread being connected with internal thread or the external screw thread of LED light source installation portion, and described LED light source installation portion mates mutually with the internal and external threads structure of reflector.Internal and external threads structure by LED light source installation portion and reflector arranges, and can, by the relative position of manual adjustments LED light source installation portion and reflector, reach the object that changes LED light source transmit direction.
In the present embodiment, as shown in Figure 3, LED light source installation portion is lower radiating fin 21, particularly, described shot-light illuminating part 2 comprises: lower radiating fin 21, be positioned at the LED light source 22 of lower radiating fin 21 inside, and be positioned at LED light source 22 pressure ring 23 above, with the upper radiating fin 24 that lower radiating fin 21 is connected, the PC plate 26 that top is entangled the reflector 25 of pressure ring 23 and is positioned at reflector 25 tops through upper radiating fin 24, bottom.
As shown in Figure 4, described lower radiating fin 21 comprises the LED light source installation place 211 that is positioned at its bottom centre place, is positioned at four through holes 212 at bottom margin place and is positioned at its top internal thread 213 and external screw thread 214.Wherein said LED light source installation place 211 is also provided with boss 2111, for LED light source is installed.In described four through holes 212, there are two through holes and described boss 2111 to overlap mutually, the internal diameter of two through holes that overlap mutually with boss, the protruding screw external diameter size of position and shape and described shell inside upper part matches, and their position and shape also match.During the installation of LED shot-light, the protruding screw of described shell inside upper part is through two through holes that overlap mutually with boss.Two other through hole not overlapping mutually with boss is for receiving from the wire on driving power.In the present embodiment, the height that defines described internal thread 213 is h.
Described LED light source can be formed by a plurality of LED devices, also can be formed by a COB light source, and in the present embodiment, described LED light source is a COB light source, is also provided with two electrodes on described COB light source.It is inner that described LED light source is installed on lower radiating fin, particularly, described COB light source is installed on the boss of the LED light source installation place bottom lower radiating fin, between COB light source and radiating fin, be also provided with one deck heat conductive silica gel, the heat that COB light source sends is delivered on lower radiating fin by heat conductive silica gel, and radiating effect is better; Two wires on driving power, through two through holes of lower radiating fin, are connected with two electrodes of COB light source, have realized the electric connection of COB light source between driving power.
As shown in Figure 5, described pressure ring 23 be positioned at LED light source above, it comprises the shirt rim 231 that is positioned at pressure ring 23 surroundings and the cylindrical bump 232 that is positioned at pressure ring center.Not light-emitting zone of LED light source edge is pushed down in described shirt rim 231, for fixed L ED light source; On shirt rim 231, be also provided with two screws 2311, described screw 2311 is big or small with two protruding screws of shell inside upper part, and position and shape match.In sum, after the installation of LED shot-light, two protruding screws of shell inside upper part are through two through holes of lower radiating fin bottom, two screws are successively through two screws 2311 on described shirt rim 231 and two protruding screws of shell inside upper part, realized pressure ring 23, COB light source, the mechanical connection between lower radiating fin and shot-light bottom.Described cylindrical bump is open column shape housing, and it is highly H, and diameter is D.
As shown in Figure 6, described upper radiating fin 24 comprises screw thread and the peristome 242 that is positioned at its bottom inside edge 241.The screw thread 241 at described bottom inside edge is big or small with the external screw thread at lower radiating fin top, and shape matches.The internal thread diameter of described upper radiating fin equates with the external thread diameter of lower radiating fin.
As shown in Figure 7, described reflector 25 is structure as a whole, and comprises a reflector 251 that is positioned at reflector bottom, is connected and is positioned at the knob 252 at reflector top, and be positioned at outward extending shirt rim 253, knob bottom with reflector.Described reflector 251 bottoms are also provided with an opening 2511, described reflector 251 can be comprised of a single parabola, also can be formed by a plurality of stepped parabolas, in the present embodiment, described reflector is comprised of a single parabola, be used for reflecting the light sending from COB light source, symmetrical structure centered by described reflector, there is a central symmetry axis, when moving along described central symmetry axis, COB light source (changes the relative position of reflector and COB light source), can change the angle of reflector 251 reflection COB light sources, thereby change the rising angle of LED shot-light.The external diameter of described knob 252 is equal to or slightly less than the internal diameter of the peristome of radiating fin, and the height of described knob 252 is greater than the height of radiating fin, make knob protrude from radiating fin above, be convenient to turn knob.The described knob 252 outward extending shirt rims 253, bottom that are positioned at, its side is also provided with external screw thread 2531, and internal thread size and the shape of the size of the screw thread 2531 of side, described shirt rim and shape and lower radiating fin match.The described external diameter that is positioned at outward extending shirt rim, knob bottom is greater than the internal diameter of radiating fin peristome.
As shown in Figure 8, after the installation of whole LED shot-light, knob 252 is through the peristome of upper radiating fin 24, the cylindrical bump 232 of pressure ring is through reflector 251 bottom openings, because described reflector is structure as a whole, therefore when rotation knob 252, can make whole reflector rotate; Due to the effect of side, reflector shirt rim screw thread 2531 with lower radiating fin internal thread 213, therefore when rotation knob 252, whole reflector can be moved up and down, can realize reflector 251 moves up and down, so changed the relative position between COB light source and reflector, thereby changed the reflection of light direction that reflective cup reflects COB light source sends, changed the rising angle of LED shot-light, so realized the bright dipping of free adjustment angle.
In order to prevent because knob rotation moves up and down reflector, thus the light side leakage that causes COB light source to send, and the height H of the cylindrical bump of pressure ring is more than or equal to the height h of the internal thread of lower radiating fin.
Described PC plate is the exiting surface of LED shot-light, adopts compound eye structural design, can weaken the hot spot non-uniform phenomenon because of the bright dipping of free adjustment angle.
A kind of LED shot-light that the utility model provides, its beneficial effect is:
1, the novel structure of this product, by the effect of side, shirt rim screw thread and lower radiating fin internal thread, when rotation knob, whole reflector can be realized to move up and down, can realize reflector and move up and down, so change the relative position between COB light source and reflector, thereby change the reflection of light direction that reflective cup reflects COB light source sends, change the rising angle of LED shot-light, so realized the bright dipping of free adjustment angle.
2, the height H of the cylindrical bump of pressure ring is more than or equal to the height h of the internal thread of lower radiating fin, prevents the light side leakage that COB light source sends.
3, this product adopts the PC plate of compound eye design as the exiting surface of LED shot-light, can weaken the hot spot non-uniform phenomenon because of the bright dipping of free adjustment angle.
4, between the COB light source of this product and radiating fin, be also provided with one deck heat conductive silica gel, the heat that COB light source sends is delivered on lower radiating fin by heat conductive silica gel, and radiating effect is better.
Above the utility model is described in detail, applies specific case principle of the present utility model and embodiment are set forth in literary composition, the explanation of above embodiment is just for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (13)
1. a LED shot-light, comprise shot-light bottom and a shot-light illuminating part, the reflector that described shot-light illuminating part at least comprises LED light source installation portion, is installed on the LED light source in described LED light source installation portion and is connected with described LED light source installation portion, it is characterized in that, described LED light source installation portion is provided with internal thread or external screw thread, and described reflector is provided with external screw thread or the internal thread being connected with internal thread or the external screw thread of LED light source installation portion.
2. a kind of LED shot-light according to claim 1, it is characterized in that, described LED light source installation portion is lower radiating fin, it is inner that described LED light source is installed on lower radiating fin, described shot-light illuminating part also comprises the pressure ring being positioned at above LED light source, the upper radiating fin being connected with described lower radiating fin and the PC plate that is positioned at reflector top, and pressure ring is entangled through upper radiating fin and bottom thereof in the top of described reflector.
3. a kind of LED shot-light according to claim 2, is characterized in that, described lower radiating fin comprises and is positioned at the LED light source installation place at its bottom centre place and is positioned at its top internal thread and external screw thread; Described reflector comprises a reflector, the knob being connected with reflector, and be positioned at outward extending shirt rim, knob bottom, the described side, outward extending shirt rim, knob bottom that is positioned at is provided with external screw thread, and internal thread size and the shape of the external screw thread size of side, described shirt rim and shape and lower radiating fin match.
4. according to a kind of LED shot-light described in claim 2 or 3, it is characterized in that, described pressure ring be positioned at LED light source above, it comprises the cylindrical bump that is positioned at the shirt rim of pressure ring surrounding and is positioned at pressure ring center.
5. a kind of LED shot-light according to claim 4, is characterized in that, the height of the cylindrical bump of described pressure ring is more than or equal to the height of the internal thread of lower radiating fin.
6. a kind of LED shot-light according to claim 3, it is characterized in that, described upper radiating fin comprises screw thread and the peristome that is positioned at its bottom inside edge, the screw thread at described upper radiating fin bottom inside edge and the external screw thread at lower radiating fin top size, shape matches, and the internal thread diameter of described upper radiating fin equates with the external thread diameter of lower radiating fin.
7. a kind of LED shot-light according to claim 3, is characterized in that, the height of described knob is greater than the height of radiating fin.
8. a kind of LED shot-light according to claim 3, is characterized in that, described reflector is comprised of a single parabola or is comprised of a plurality of stepped parabolas.
9. a kind of LED shot-light according to claim 2, is characterized in that, described PC plate is provided with compound eye structural.
10. a kind of LED shot-light according to claim 4, is characterized in that, described shot-light bottom comprises that a shell, two copper pins, through outer casing bottom are placed in driving power and two protruding screws that are positioned at shell inside upper part of enclosure.
11. a kind of LED shot-lights according to claim 10, is characterized in that, described LED light source installation place is also provided with to install the boss of LED light source; Described lower radiating fin also comprises two through holes that are positioned at bottom margin place, described two through holes and boss overlap mutually, and internal diameter, position and the shape of two through holes and protruding screw external diameter size, position and the shape of described shell inside upper part that overlap mutually with described boss match; On the shirt rim of described pressure ring, be also provided with two screws, two protruding screw sizes of described screw and shell inside upper part, position and shape match; Described shell also comprises two screws, two protruding screws of described shell inside upper part are through two through holes of lower radiating fin bottom, two screws successively through two screws on described pressure ring shirt rim and two protruding screws of shell inside upper part to have realized pressure ring, LED light source, the mechanical connection between lower radiating fin and shot-light bottom.
12. a kind of LED shot-lights according to claim 11, is characterized in that, described lower radiating fin also comprises two other through hole that is positioned at bottom margin place, and the electric wire of described driving power is electrically connected by two through holes and LED light source.
13. a kind of LED shot-lights according to claim 1, is characterized in that, described LED light source is COB light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420226612.8U CN203880453U (en) | 2014-05-06 | 2014-05-06 | LED reflector lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420226612.8U CN203880453U (en) | 2014-05-06 | 2014-05-06 | LED reflector lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203880453U true CN203880453U (en) | 2014-10-15 |
Family
ID=51680945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420226612.8U Expired - Lifetime CN203880453U (en) | 2014-05-06 | 2014-05-06 | LED reflector lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203880453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109469878A (en) * | 2018-12-19 | 2019-03-15 | 江西苏洋太阳能科技有限公司 | Lighting equipment suitable for tunnel portal |
-
2014
- 2014-05-06 CN CN201420226612.8U patent/CN203880453U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109469878A (en) * | 2018-12-19 | 2019-03-15 | 江西苏洋太阳能科技有限公司 | Lighting equipment suitable for tunnel portal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101936466A (en) | Light-emitting diode lamp | |
| CN202284732U (en) | LED bulb lamp having a light-emitting angle of 270 DEG | |
| CN202511119U (en) | Adjustable mining lamp | |
| CN106641903B (en) | LED down lamp with rotating structure and implementation method thereof | |
| CN203585944U (en) | MR 16-LED (light-emitting diode) spotlight with high heat dissipation performance | |
| CN208605950U (en) | A kind of angle adjustable LEDbulb lamp | |
| CN203880453U (en) | LED reflector lamp | |
| CN204756622U (en) | Good heat dissipation's LED glass shot -light | |
| CN205716535U (en) | A kind of lamp body and LED BR lamp | |
| CN202812948U (en) | Large-angle uniformly light-emitting LED (Light Emitting Diode) lamp | |
| CN202647273U (en) | Novel energy-saving lamp | |
| CN104033812A (en) | Wall-switch-type light-dimming and color-mixing LED ceiling lamp | |
| CN204513152U (en) | Road lamp cap | |
| CN102052588A (en) | LED lamp | |
| US20140016312A1 (en) | Led bulb | |
| CN202927741U (en) | Light emitting diode (LED) lamp diffuse reflection cup and LED lamp | |
| CN105909995A (en) | Lamp body and LED-BR lamp | |
| CN104676359A (en) | Adjustable lighting angle type wall lamp | |
| CN103994353B (en) | Integrated-type LED bulb | |
| CN203757526U (en) | Light-emitting diode (LED) tube lamp | |
| CN203927638U (en) | The LED lamp affixed to the ceiling of wall switch formula light modulation toning | |
| CN202419182U (en) | Lighting light-emitting diode (LED) lamp | |
| CN203836788U (en) | Reflective soft top lamp | |
| CN202769387U (en) | Light-emitting diode (LED) lamp bulb | |
| CN203517536U (en) | Down lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141015 |