CN204243361U - Plug connector - Google Patents

Plug connector Download PDF

Info

Publication number
CN204243361U
CN204243361U CN201420578743.2U CN201420578743U CN204243361U CN 204243361 U CN204243361 U CN 204243361U CN 201420578743 U CN201420578743 U CN 201420578743U CN 204243361 U CN204243361 U CN 204243361U
Authority
CN
China
Prior art keywords
insulation crust
plug connector
protuberance
hook part
groove
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 - Fee Related
Application number
CN201420578743.2U
Other languages
Chinese (zh)
Inventor
陈灼
罗益飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Kino Information Technology Co ltd
Original Assignee
SHENZHEN JINUO ELECTRONIC CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHENZHEN JINUO ELECTRONIC CO Ltd filed Critical SHENZHEN JINUO ELECTRONIC CO Ltd
Priority to CN201420578743.2U priority Critical patent/CN204243361U/en
Application granted granted Critical
Publication of CN204243361U publication Critical patent/CN204243361U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)

Abstract

A kind of plug connector, comprises insulation crust, docking section and two fasteners.One end, docking section connects insulation crust, and the other end comprises two protuberances, and two protruding parts, in the both sides of the other end of docking section, present and are symmetrical arranged.Two fasteners are arranged on the both sides of docking section and insulation crust, and each fastener comprises hook part, press section and extension.Hook part is positioned at the rear side of protuberance relatively.The side of Connection Card hook part and insulation crust is then distinguished in press section.Extension self-pressing portion extends, and is relatively positioned at the rear side of insulation crust.

Description

Plug connector
Technical field
The utility model relates to electric connector, particularly relates to the plug connector preventing anti-plug from entering socket.
Background technology
The progress of science and technology, drive electric connector flourish, except the demand of the speed of transmission, the project organization of electric connector also seems important day by day.
Electric connectors more and more many now adds " buckle " assembly (Latch), with the electric connector of " buckle " assembly, comes off, have the function of locking-type plug electric connector after can preventing inserting socket.Although " buckle " assembly has These characteristics, but, with the electric connector of " buckle " assembly, such as eSATA product, if plug connector anti-plug enters socket in use, although can insert equally in socket, but the due function of product can be lost, more severe patient, will cause equipment fault, damage.
Therefore how to solve above-mentioned electric connector and the problem of " buckle " inter-module structure, to promote function and the convenience of electrical connection device and combination thereof, be the problem that relevant practitioner must think deeply.
Utility model content
In view of the above problems, the utility model provides a kind of plug connector, and it is plugged in the insertion slot of electric connector for socket, and described plug connector comprises insulation crust, docking section and two fasteners.One end, docking section connects insulation crust, and the other end comprises a plurality of protuberance, and described a plurality of protruding parts, in the both sides of this other end, presents and is symmetrical arranged.A plurality of disposal area is formed between protuberance and insulation crust.
Two fasteners are arranged on the both sides of docking section and insulation crust, and each fastener comprises hook part, press section and extension.Hook part is positioned at the rear side of protuberance relatively.The side of Connection Card hook part and insulation crust is then distinguished in press section.Extension self-pressing portion extends, and is relatively positioned at the rear side of insulation crust.That is, hook part extends in disposal area and is positioned at the rear side of each protuberance, and wherein the bottom of each hook part is no more than the bottom surface of each protuberance.
Plug connector as above is different from plug connector in the past.The fastener of plug connector of the present utility model is positioned at the rear side of protuberance relatively, and the bottom of hook part is no more than the bottom surface of each protuberance.The fastener of plug connector in the past is then positioned at the below of protuberance.
In one embodiment, each hook part of plug connector of the present utility model comprises grab further, and the air line distance between each grab is greater than the air line distance of each protuberance.
In one embodiment, the press section of plug connector of the present utility model comprises pressing piece and briquetting further.Pressing piece is Connection Card hook part and extension respectively, and briquetting then connects the side of insulation crust, and briquetting comprises recess groove, is placed in groove for pressing piece.That is hook part, pressing piece and extension are integral components, wherein pressing piece is placed in above-mentioned recess groove.
In one embodiment, plug connector of the present utility model comprises upper cover and lower cover further.Upper cover is arranged on the top of insulation crust, and lower cover is then arranged on the below of insulation crust, and engages with upper cover and form groove room, provides the placement space of insulation crust, press section and extension.
In one embodiment, the lower cover of plug connector as above comprises two lateral wall pieces further, and described lateral wall piece is arranged in groove room, forms two conduits respectively, to place each extension with rear side side's inwall of lower cover.
The utility model additionally provides a kind of plug connector, and it is plugged in the insertion slot of electric connector for socket, and described plug connector comprises insulation crust, docking section, two fasteners and shield.One end, docking section connects insulation crust, and the other end comprises a plurality of protuberance, and described a plurality of protruding parts, in the both sides of this other end, presents and is symmetrical arranged.A plurality of disposal area is formed between protuberance and insulation crust.
Two fasteners are arranged on the both sides of docking section and insulation crust, and each fastener comprises hook part, press section and extension.Hook part is positioned at the rear side of protuberance relatively.The side of Connection Card hook part and insulation crust is then distinguished in press section.Extension self-pressing portion extends, and is relatively positioned at the rear side of insulation crust.That is, hook part extends in disposal area and is positioned at the rear side of each protuberance, and the bottom of hook part is no more than the bottom surface of protuberance.
The both sides, rear end in the plate face of shield connect each extension respectively, and shield is arranged on the below of insulation crust and docking section.
In above-mentioned plug connector, fastener and shield are one of the forming, shield the structure can strengthening plug connector is set.And the extension of fastener is connected with the both sides, rear end of shield, then more easily make plug connector and electric connector for socket fasten, and user more easily press press section and plug connector is detached from electric connector for socket.
In one embodiment, each hook part of plug connector of the present utility model comprises grab further, and the air line distance between each grab is greater than the air line distance of each protuberance.
In one embodiment, the press section of plug connector of the present utility model comprises pressing piece and briquetting further.Pressing piece is Connection Card hook part and extension respectively, and briquetting then connects the side of above-mentioned insulation crust, and briquetting comprises recess groove, is placed in groove for pressing piece.That is integral component in hook part, pressing piece and extension, wherein pressing piece is placed in above-mentioned recess groove.
In one embodiment, plug connector of the present utility model comprises upper cover and lower cover further.Upper cover is arranged on the top of insulation crust, and lower cover is then arranged on the below of insulation crust, and engages with upper cover and form groove room, provides the placement space of insulation crust, press section, extension and shield.
The utility model also provides the electric connector for socket of a kind of arbitrary plug connector institute as above grafting, and described electric connector for socket comprises two occlusion parts and two groove roads further.Two occlusion parts lay respectively at the both sides of above-mentioned insertion slot, and two groove roads lay respectively at the top of each occlusion part, the each protuberance of the corresponding grafting in each groove road, conduit space can make protuberance to pass in and out activity, wherein each groove road comprises draw-in groove, after protuberance enters groove road, the corresponding snapping grab of draw-in groove.That is described electric connector for socket is by arranging occlusion part, and make when plug connector anti-plug, protuberance must touch occlusion part and make plug connector plant in electric connector for socket smoothly.
In sum, the utility model utilizes the fastener of plug connector and the setting of docking section relative position, make hook part relatively be positioned at the rear side of protuberance, and the bottom of hook part does not exceed the bottom surface of protuberance, be different from the below that hook part is in the past positioned at protuberance.Plug connector of the present utility model and electric connector for socket are arranged in pairs or groups and are used, and protuberance must be introduced into groove road, afterwards grab snapping draw-in groove.The setting grafting protuberance corresponding to groove road of occlusion part has the effect of fool proof, plug connector anti-plug can be prevented to electric connector for socket, effectively solve the problem of prior art.
Describe detailed features of the present utility model and advantage in embodiments in detail below, its content is enough to make those skilled in the art understand technology contents of the present utility model and implement according to this, and content, claims and the accompanying drawing disclosed by this specification, those skilled in the art can understand the relevant object of the utility model and advantage easily.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation of the first embodiment of the utility model plug connector.
Fig. 2 is the vertical view of the first embodiment of the utility model plug connector.
Fig. 3 is the fastener schematic diagram of the first embodiment of the utility model plug connector.
Fig. 4 is another decomposing schematic representation of the first embodiment of the utility model plug connector.
Fig. 5 is the decomposing schematic representation of the second embodiment of the utility model plug connector.
Fig. 6 is the vertical view of the second embodiment of the utility model plug connector.
Fig. 7 is the fastener schematic diagram of the second embodiment of the utility model plug connector.
Fig. 8 is the decomposing schematic representation of the second embodiment of the utility model plug connector.
Fig. 9 is the schematic diagram of an embodiment of plug connector of the present utility model.
Figure 10 is another schematic diagram of an embodiment of plug connector of the present utility model.
Embodiment
Please refer to Fig. 1, Fig. 1 is the decomposing schematic representation of the first embodiment of the utility model plug connector 1.Plug connector 1 comprises insulation crust 11, docking section 12 and two fasteners 13.One end of docking section 12 connects insulation crust 11, and the other end of docking section 12 comprises a plurality of protuberance 121, and a plurality of protuberances 121 are positioned at the both sides of the other end of docking section 12, present and are symmetrical arranged.A plurality of disposal area 18 is formed between a plurality of protuberance 121 and insulation crust 11.
Two fasteners 13 are arranged on the both sides of docking section 12 and insulation crust 11, and each fastener comprises hook part 131, press section 132 and extension 133.Press section 132 is positioned at the side of insulation crust 11.Extension 133 is connected to the side of press section 132 and is positioned at the rear side of insulation crust 11.Hook part is connected to the opposite side of press section 132, and hook part 131 extends in disposal area 18 and is positioned at the rear side of each protuberance 121, and the bottom of each hook part 131 is no more than the bottom surface of each protuberance 121.
Refer to Fig. 2, Fig. 2 is the vertical view of the first embodiment of the utility model plug connector 1.The fastener 13 of plug connector 1 is positioned at the rear side of protuberance 121 relatively, and interval is arranged.In comparison, the fastener 13 of plug connector is in the past positioned at the below of protuberance 121.In addition, the hook part 131 in the fastener 13 of the present embodiment comprises grab 1311 further, and the air line distance between each grab 1311 is greater than the air line distance of each protuberance 121.When plug connector 1 inserts electric connector for socket, grab 1311 correspondence fastens electric connector for socket, reaches fixing, prevents the effect that comes off.
Refer to Fig. 3, Fig. 3 is the schematic diagram of the fastener 13 of the first embodiment of the utility model plug connector 1.Press section 132 in plug connector 1 comprises pressing piece 132a and briquetting 132b further.Pressing piece 132a respectively Connection Card hook part 131 and extension 133, briquetting 132b then connects the side of above-mentioned insulation crust 11, and briquetting 132b comprises recess groove 1321, and wherein pressing piece 132a is placed in recess groove 1321.That is, hook part 131, pressing piece 132a and extension 133 are integral components, and wherein pressing piece 132a is placed in above-mentioned recess groove 1321.
Please refer to Fig. 4, Fig. 4 is another decomposing schematic representation of the first embodiment of the utility model plug connector 1.Plug connector 1 comprises upper cover 14 and lower cover 15 further.Upper cover 14 is arranged on the top of insulation crust 11, and lower cover 15 is then arranged on the below of insulation crust 11, and engages with upper cover 14 and form groove room 16, provides the placement space of insulation crust 11, press section 132 and extension 133.In the present embodiment, lower cover comprises two lateral wall pieces 151 further, and lateral wall piece 151 is arranged in groove room 16, forms two conduits 1511 respectively with the inwall of the both sides, rear end of lower cover, to place each extension 133.
Please refer to Fig. 5, Fig. 5 is the decomposing schematic representation of the second embodiment of the utility model plug connector 1.Plug connector 1 comprises insulation crust 11,12, two, docking section fastener 13 and shield 17.One end, docking section 12 connects insulation crust 11, and the other end of docking section 12 comprises a plurality of protuberance 121, and a plurality of protuberances 121 are positioned at the both sides of the other end of docking section 12, present and are symmetrical arranged.A plurality of disposal area 18 is formed between protuberance 121 and insulation crust 11.
Two fasteners 13 are arranged on the both sides of docking section 12 and insulation crust 11, and each fastener comprises hook part 131, press section 132 and extension 133.Press section 132 is positioned at the side of insulation crust 11.Extension 133 is connected to the side of press section 132 and is positioned at the rear side of insulation crust 11.Hook part is connected to the opposite side of press section 132, and hook part 131 extends in disposal area 18 and is positioned at the rear side of each protuberance 121, and the bottom of hook part 131 is no more than the bottom surface of protuberance 121.The both sides, rear end in the plate face of shield 17 connect each extension 133 respectively, and shield 17 is arranged on the below of insulation crust 11 and docking section 12.
In the plug connector 1 of above-described embodiment, fastener 13 and shield 17 are one of the forming, shield 17 set up the structure can strengthening plug connector 1.And the extension 133 of fastener 13 is connected with the both sides, rear end of shield 17, more easily make plug connector 1 and electric connector for socket fasten, and user make plug connector 1 detach from electric connector for socket more easily by press section 132.
Refer to Fig. 6, Fig. 6 is the vertical view of the second embodiment of the utility model plug connector 1.With above-mentioned plug connector 1, fastener 13 is positioned at the rear side of protuberance 121 relatively, and interval is arranged.In comparison, the fastener 13 of plug connector is in the past positioned at the below of protuberance 121.In addition, the hook part 131 of the fastener 13 of the present embodiment comprises grab 1311 further, and the air line distance between each grab 1311 is greater than the air line distance of each protuberance 121.When plug connector 1 inserts electric connector for socket, grab 1311 correspondence fastens electric connector for socket, reaches fixing, prevents the effect that comes off.
Refer to Fig. 7, Fig. 7 is the schematic diagram of the fastener 13 of the second embodiment of the utility model plug connector 1.Press section 132 in plug connector 1 comprises pressing piece 132a and briquetting 132b further.Pressing piece 132a respectively Connection Card hook part 131 and extension 133, briquetting 132b then connects the side of insulation crust 11, and briquetting 132b comprises recess groove 1321, and wherein pressing piece 132a is placed in recess groove 1321.That is, hook part 131, pressing piece 132a and extension 133 are integral components, and wherein pressing piece 132a is placed in above-mentioned recess groove 1321.
Please refer to Fig. 8, Fig. 8 is the decomposing schematic representation of the second embodiment of plug connector 1 of the present utility model.Plug connector 1 comprises upper cover 14 and lower cover 15 further.Upper cover 14 is arranged on the top of insulation crust 11, and lower cover 15 is then arranged on the below of insulation crust 11, and engages with upper cover 14 and form groove room 16, for insulation crust 11, press section 132, extension 133 and shield 17 provide the space of placement.
Please refer to Fig. 9, Fig. 9 is the plan cross-section schematic diagram of an embodiment of plug connector of the present utility model, and itself and electric connector for socket 2 are arranged in pairs or groups and used.In the plug connector 1 and electric connector for socket 2 of any embodiment as above, electric connector for socket 2 comprises insertion slot 21, two occlusion parts 20 and two groove roads 211.Two occlusion parts lay respectively at the both sides of insertion slot 21.Two groove roads 211 lay respectively at the top of each occlusion part 20, each protuberance 121 of the corresponding grafting in each groove road 211, and wherein each groove road 211 comprises draw-in groove 2111, the grab 1311 of corresponding snapping plug connector 1.
Please refer to Figure 10, Figure 10 is the schematic diagram of an embodiment of plug connector of the present utility model, and itself and electric connector for socket 2 are arranged in pairs or groups and used.In the plug connector 1 and electric connector for socket 2 as above of any embodiment as above, two occlusion parts 20 lay respectively at the both sides of insertion slot 21, and two groove roads 211 lay respectively at the top of each occlusion part 20, the each protuberance 121 of the corresponding grafting in each groove road 211, conduit space can make protuberance 121 to pass in and out activity, wherein after protuberance 121 enters groove road 211, the corresponding snapping grab 1311 of draw-in groove 2111 (as shown in Figure 9).That is, electric connector for socket 2 of the present utility model is by arranging occlusion part 20, and make when plug connector 1 anti-plug, protuberance 121 must touch occlusion part 20 and make plug connector 1 cannot plant smoothly in electric connector for socket 2.
Illustrated from above-described embodiment, the utility model is by being arranged on a relative position by the fastener 13 of plug connector 1 with docking section 12, hook part 131 is made relatively to be positioned at the rear side of protuberance 121, the bottom of hook part 131 is no more than the bottom surface of protuberance 121, is different from hook part 131 in the past and is positioned at the below of protuberance 121.Protuberance 121 is introduced into groove road 211, and grab 1311 connects and fastens draw-in groove 2111, thus locking-type plug electric connector 1.In addition, electric connector for socket 2 is provided with the corresponding protuberance 121 of two occlusion parts 20 and groove road 211 and arranges, described setting has the effect of fool proof, plug connector 1 anti-plug effectively can be prevented to electric connector for socket 2, avoid plug connector 1 to cause the infringement of equipment because anti-plug enters electric connector for socket 2.
By above-mentioned detailed description, can fully show progressive the purpose of this utility model and effect all with enforcement, have the practical value of industry, and be not seen before on the market at present, meet patent requirement completely, therefore file an application in accordance with the law.But the above is only preferred embodiment of the present utility model, can not in order to limit protection range of the present utility model.As long as the equivalent variations done according to the utility model the scope of the claims and amendment, all should belong to the scope that the utility model patent contains.

Claims (10)

1. a plug connector, it is plugged in the insertion slot of electric connector for socket, and this plug connector comprises:
Insulation crust;
Docking section, it is positioned at the front end of this insulation crust, and the both sides of this docking section comprise a plurality of protuberance respectively, form a plurality of disposal area between those protuberances and this insulation crust; And
Two fasteners, it is arranged on the both sides of this docking section and this insulation crust, and respectively this fastener comprises:
Press section, it is positioned at the side of this insulation crust;
Extension, it is connected to the side of this press section and is positioned at the rear side of this insulation crust; And
Hook part, it is connected to the opposite side of this press section, and this hook part extends in this disposal area and is positioned at the rear side of respectively this protuberance, and wherein respectively the bottom of this hook part is no more than the bottom surface of respectively this protuberance.
2. plug connector as claimed in claim 1, wherein respectively this hook part comprises grab further, and the air line distance respectively between this grab is greater than the air line distance respectively between this protuberance.
3. plug connector as claimed in claim 1, wherein this press section comprises further:
Pressing piece, it connects this hook part and this extension respectively; And
Briquetting, it connects the side of this insulation crust, and this briquetting comprises recess groove, and wherein this pressing piece is positioned over this recess groove.
4. plug connector as claimed in claim 1, comprises further:
Upper cover, it is arranged on the top of this insulation crust; And
Lower cover, it is arranged on the below of this insulation crust, and this lower cover engages with upper cover and forms groove room to place this insulation crust, this press section and this extension.
5. plug connector as claimed in claim 4, wherein this lower cover comprises two lateral wall pieces further, and these two lateral wall pieces are arranged in this groove room, and these two lateral wall pieces form two conduits with the inwall of this lower cover respectively, to place respectively this extension.
6. a plug connector, it is plugged in the insertion slot of electric connector for socket, and this plug connector comprises:
Insulation crust;
Docking section, it is positioned at the front end of this insulation crust, and the both sides of this docking section comprise a plurality of protuberance respectively, form a plurality of disposal area between those protuberances and this insulation crust; And
Two fasteners, it is arranged on the both sides of this docking section and this insulation crust, and respectively this fastener comprises:
Press section, it is positioned at the side of this insulation crust;
Extension, it is connected to the side of this press section and is positioned at the rear side of this insulation crust; And
Hook part, it is connected to the opposite side of this press section, and this hook part extends in this disposal area and is positioned at the rear side of respectively this protuberance, and wherein the bottom of this hook part is no more than the bottom surface of this protuberance; And
Shield, the both sides, rear end in its plate face connect respectively this extension respectively, and this shield is arranged on the below of this insulation crust and this docking section.
7. plug connector as claimed in claim 6, wherein this press section comprises further:
Pressing piece, it connects this hook part and this extension respectively; And
Briquetting, it connects the side of this insulation crust, and this briquetting comprises recess groove, and wherein this pressing piece is positioned over this recess groove.
8. plug connector as claimed in claim 6, wherein respectively this hook part comprises grab further, and the air line distance respectively between this grab is greater than the air line distance respectively between this protuberance.
9. plug connector as claimed in claim 6, comprises further:
Upper cover, it is arranged on the top of this insulation crust; And
Lower cover, it is arranged on the below of this insulation crust, and this lower cover engages with upper cover and forms groove room to place this insulation crust, this press section, this extension and this shield.
10. an electric connector for socket for the plug connector institute grafting as described in any one of claim 1 to 9, wherein this electric connector for socket comprises further:
Two occlusion parts, it lays respectively at the both sides of this insertion slot; And
Two groove roads, it lays respectively at the top of respectively this occlusion part, respectively the corresponding grafting in this groove road respectively this protuberance, and wherein respectively this groove road comprises draw-in groove, corresponding this grab of snapping of described draw-in groove.
CN201420578743.2U 2014-09-30 2014-09-30 Plug connector Expired - Fee Related CN204243361U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420578743.2U CN204243361U (en) 2014-09-30 2014-09-30 Plug connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420578743.2U CN204243361U (en) 2014-09-30 2014-09-30 Plug connector

Publications (1)

Publication Number Publication Date
CN204243361U true CN204243361U (en) 2015-04-01

Family

ID=52772810

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420578743.2U Expired - Fee Related CN204243361U (en) 2014-09-30 2014-09-30 Plug connector

Country Status (1)

Country Link
CN (1) CN204243361U (en)

Similar Documents

Publication Publication Date Title
TW201342733A (en) Electric connector for flat conductor and method for assembling electric connector with flat conductor
CN204243361U (en) Plug connector
CN110783776A (en) High-speed signal transmission connector
CN203340472U (en) Clamping connection structure for case
CN206461147U (en) A kind of connector separation preventing shell
CN202721314U (en) Foolproof wiring harness connector
CN209088107U (en) Aviation Connector of the 26 core rectangles from short circuit
CN203014107U (en) Internal connecting USB3.0 adapter connector
CN202585809U (en) Electric connector for flat type conductor
CN205921157U (en) Plug stopping socket module
CN202840094U (en) Wire-to-wire male connector
CN205430800U (en) PCB board safety cover
CN202840035U (en) Wire-to-wire female connector
CN2817113Y (en) Electric appliance connector
CN205389048U (en) Area lock, prevent drawing and take off network panel
CN209329329U (en) A kind of connector locking device
CN214673112U (en) Socket box
CN205543410U (en) Do not have connector of jam and mould piece
CN208189843U (en) Connector
CN209861377U (en) Six-opening metal chassis for network communication electronic device
CN202978148U (en) Wire distributing and guiding box
CN104103964A (en) Socket connector, plug connector and connector combination
CN202651512U (en) Inserting foolproof structure for cover-turning type FPC connector
CN205231367U (en) Mining easy this ampere of power module of plug
CN106099448A (en) The adapter of interconnection between a kind of pcb board

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20180913

Address after: 523325 Xin Yongsheng tower, 70 C hotspring South Road, Shilong Town, Dongguan, Guangdong Province, 3rd floor, A building, unit C

Patentee after: Dongguan Kino Information Technology Co.,Ltd.

Address before: 518110 Guangdong Shenzhen Baoan District Guanlan Street third industrial area opposite the wonderful factory

Patentee before: GENESIS ELECTRO-MECHANICAL Inc.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150401