CN205430588U - Backpack - Google Patents
Backpack Download PDFInfo
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- CN205430588U CN205430588U CN201620214625.2U CN201620214625U CN205430588U CN 205430588 U CN205430588 U CN 205430588U CN 201620214625 U CN201620214625 U CN 201620214625U CN 205430588 U CN205430588 U CN 205430588U
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Abstract
The utility model provides a backpack relates to the communication technology field, can be connected with external equipment, realizes the function of originating node, broadcast audio frequency. Backpack includes: mainboard, mainboard include host system, bluetooth module and audio amplification module, the battery jar, the battery jar is connected with the mainboard electricity for place the battery, the microphone, the microphone is connected with mainboard, battery jar electricity for receive audio signal, the speaker, the speaker is connected with mainboard, battery jar electricity for outwards launch audio signal, host system is connected with bluetooth module, audio amplification module electricity for each module work on control and the harmonious backpack, bluetooth module is connected with host system, audio amplification module electricity for transmission audio signal, audio amplification module is connected with host system, bluetooth module electricity for enlarge the processing to audio signal.
Description
Technical field
The utility model relates to communication technique field, particularly relates to a kind of knapsack.
Background technology
Knapsack is the common tool of belongings in daily life.In actual applications, different size, the knapsack of different style have different effects, and the article that the biggest knapsack carries are more than musette bag, and backpack more equalizes than the load of single shoulder knapsack, and the more convenient user of knapsack with side pocket takes article etc..But, either which kind of knapsack, its function is the most only belongings, and without other functions, thus other demands of user cannot be met.
Utility model content
In view of this, the utility model provides a kind of knapsack, it is possible to be connected with external equipment by Bluetooth communication protocol, it is achieved voice call, the function of broadcasting audio frequency.
For reaching above-mentioned purpose, the utility model mainly provides following technical scheme:
The utility model provides a kind of knapsack, including:
Mainboard, described mainboard includes main control module, bluetooth module and audio amplification block；
Battery case, described battery case electrically connects with described mainboard, and described battery case is used for placing battery, and the battery being positioned in described battery case electrically connects with described mainboard, and powers for the modules on described knapsack；
Microphone, described microphone electrically connects with described mainboard, described battery case respectively, is used for receiving audio signal；
Loudspeaker, described loudspeaker electrically connects with described mainboard, described battery case respectively, for emission audio signal；
Wherein, described main control module electrically connects with described bluetooth module, described audio amplification block respectively, for controlling and coordinate the modules work on described knapsack；
Described bluetooth module electrically connects with described main control module, described audio amplification block respectively, for after being connected with external equipment by Bluetooth communication protocol, receive, by described Bluetooth communication protocol, the audio signal that described external equipment sends, and by described Bluetooth communication protocol, the audio signal that described microphone obtains is sent to described external equipment；
Described audio amplification block electrically connects with described main control module, described bluetooth module respectively, carries out audio frequency amplification process for the audio signal that obtains described bluetooth module, and the audio signal transmission after amplifying is to described loudspeaker.
The purpose of this utility model and solve its technical problem and also can be applied to the following technical measures to achieve further:
Further, foregoing knapsack, wherein, described knapsack also includes:
Earphone jack, described earphone jack electrically connects with described mainboard, is used for inserting earphone, and after inserting earphone, receive audio signal that described earphone obtains or to described earphone send after described audio amplification block amplifies audio signal.
Further, foregoing knapsack, wherein, described knapsack also includes:
Guidance panel, described guidance panel electrically connects with described mainboard, described microphone and described loudspeaker respectively, and described guidance panel includes volume adjusting key, on & off switch and audio frequency adjusting key；
Described volume adjusting key plays the size of sound for regulating described microphone；
Described on & off switch is used for being turned on and off audio frequency transmission function；
Described audio frequency adjusting key is for being adjusted up or regulate downwards the audio file that described external equipment is play.
Further, foregoing knapsack, wherein, described microphone is arranged on the backpack strip of described knapsack；
And/or, described loudspeaker is arranged on described backpack strip；
And/or, described guidance panel is arranged on described backpack strip.
Further, foregoing knapsack, wherein, described knapsack also includes:
Shell, described shell is removable installed in outside described knapsack, and is connected with described mainboard by connector, is used for fixing described mainboard.
Further, foregoing knapsack, wherein, described shell is the shell with display screen, and described display screen electrically connects with described mainboard, for showing the duty of modules.
Further, foregoing knapsack, wherein, described display screen is provided with at least one indicator lamp, described indicator lamp is for indicating the duty of respective modules.
Further, foregoing knapsack, wherein, described mainboard is arranged on the front of described knapsack.
Further, foregoing knapsack, wherein, external interface, described external interface electrically connects with described mainboard, and described external interface includes system switching and charging inlet；
Wherein, described system switching is used for starting and close modules in described knapsack；
Described charging inlet is for charging to described battery or external equipment.
Further, foregoing knapsack, wherein, described external interface is arranged on the side of described knapsack.
Further, foregoing knapsack, wherein, described also include:
Solar panels, described solar panels are connected to the front of described knapsack by connector, and electrically connect with the described battery being positioned on described battery case, for charging for described battery.
By technique scheme, knapsack of the present utility model at least has the advantage that
nullThe technical scheme that the utility model provides comprises main control module by arranging on knapsack、Bluetooth module、The mainboard of audio amplification block、Battery case for placing battery、Microphone and loudspeaker，And mainboard、Battery case、Microphone and loudspeaker have electrical connection between any two，Main control module in mainboard、Bluetooth module、Audio amplification block the most also has electrical connection，Thus the battery being positioned in battery case can be powered for other modules，Main control module can control and coordinate modules work，I.e. control bluetooth module and receive, by Bluetooth communication protocol, the audio signal that external equipment sends，And the audio signal that microphone obtains is sent to external equipment，The audio signal that bluetooth module is obtained by control audio amplification block carries out audio frequency amplification process，And the audio signal transmission after amplifying is to loudspeaker.It can thus be appreciated that, compared with prior art, the knapsack that the utility model provides not only has the function of belongings, voice call, the function of broadcasting audio frequency can also be provided, thus when user wants listen music or make a phone call, without taking out mobile phone from knapsack, directly can be realized by the loudspeaker on knapsack and microphone, and then simplify user operation.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be practiced according to the content of specification, below with preferred embodiment of the present utility model and coordinate accompanying drawing describe in detail as after.
Accompanying drawing explanation
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of a kind of knapsack that Fig. 1 a provides for the utility model embodiment；
The structural representation of the another kind of knapsack that Fig. 1 b provides for the utility model embodiment；
The structural representation of the another kind of knapsack that Fig. 2 provides for the utility model embodiment；
The structural representation of the another kind of knapsack that Fig. 3 provides for the utility model embodiment；
The structural representation of the another kind of knapsack that Fig. 4 provides for the utility model embodiment；
The structural representation of the another kind of knapsack that Fig. 5 provides for the utility model embodiment；
The structural representation of the another kind of knapsack that Fig. 6 provides for the utility model embodiment；
A kind of knapsack display screen schematic diagram that Fig. 7 provides for the utility model embodiment；
The structural representation of the another kind of knapsack that Fig. 8 provides for the utility model embodiment；
The structural representation of the another kind of knapsack that Fig. 9 provides for the utility model embodiment.
Detailed description of the invention
By further illustrating the technological means and effect that the utility model taked by reaching predetermined utility model purpose, below in conjunction with accompanying drawing and preferred embodiment, to the foundation detailed description of the invention of the utility model application, structure, feature and effect thereof, after describing in detail such as.In the following description, what different " embodiments " or " embodiment " referred to is not necessarily same embodiment.Additionally, special characteristic, structure or feature in one or more embodiment can be combined by any suitable form.
The utility model embodiment provides a kind of knapsack, and as illustrated in figs. ia and ib, this knapsack includes knapsack body 1 and backpack strip 2, and wherein, knapsack body 1 is made up of front, the back side and side.Additionally, this knapsack also includes: mainboard 3, battery case 7, microphone 9 and loudspeaker 10.
Wherein, mainboard 3 includes main control module 4, bluetooth module 5 and audio amplification block 6.
In actual applications, mainboard 3 can be arranged on knapsack body 1, such as, is arranged on the front of knapsack body 1, the back side or side, it is also possible to be arranged on backpack strip 2.If the back side that mainboard 3 is arranged on knapsack body 1 may affect the comfort level of user's knapsack, and when the width of the side of knapsack body 1 is less, it is also not suitable for arranging mainboard 3, therefore, in actual applications, mainboard 3 can be arranged on the front (as shown in Figure 1) of knapsack body 1.Additionally, mainboard 3 can be arranged on knapsack body 1 by the way of sewing, it is also possible to be arranged on by other means on knapsack body 1, and mainboard 3 can be arranged on the inside of knapsack body 1, it is also possible to be arranged on the outside of knapsack body 1, in this no limit.
Battery case 7 electrically connects with mainboard 3, and battery case 7 is for placing battery 8, and the battery 8 being positioned in battery case 7 electrically connects with mainboard 3, and powers for the modules on knapsack.
It should be noted that battery case 7 can be arranged on knapsack body 1, it is also possible to be arranged on backpack strip 2, similar with mainboard 3, by preferable for the front that battery case 7 is arranged on knapsack body 1.Additionally, battery 8 can be lithium battery, it is also possible to for the battery of other materials, in this no limit.
Microphone 9 electrically connects with mainboard 3, battery case 7 respectively, is used for receiving audio signal.
Loudspeaker 10 electrically connects with mainboard 3, battery case 7 respectively, for emission audio signal.
Concrete, microphone 9 and loudspeaker 10 can be arranged on knapsack body 1, it is also possible to be arranged on backpack strip 2.Due in actual applications, when user's knapsack, backpack strip 2 is positioned at before user, if microphone 9 and loudspeaker 10 are arranged on backpack strip 2, user speaks more convenient facing to microphone 9, the sound that the loudspeaker 10 heard is play is the clearest, therefore microphone 9 and loudspeaker 10 is arranged on backpack strip 2 preferably.Additionally, when backpack strip 2 has two, microphone 9 and loudspeaker 10 can be arranged on any one backpack strip 2, and can be arranged on same backpack strip 2 or on different backpack strips 2.
It should be noted that audio signal can be the voice signal (such as listening music) of the audio file play in external equipment, it is also possible to carry out the voice signal (such as making a phone call) of voice call for user.
Concrete, concrete connected mode and the function of the modules on mainboard 3 are as follows:
Wherein, main control module 4 electrically connects with bluetooth module 5, audio amplification block 6 respectively, for controlling and coordinate the modules work on knapsack.In actual applications, main control module 4 includes microprocessor.
Bluetooth module 5 electrically connects with main control module 4, audio amplification block 6 respectively, for after being connected with external equipment by Bluetooth communication protocol, receive, by Bluetooth communication protocol, the audio signal that external equipment sends, and by Bluetooth communication protocol, the audio signal that microphone 9 obtains is sent to external equipment.
Wherein, containing Bluetooth antenna in bluetooth module 5, for being received and sent messages by Bluetooth communication protocol.In actual applications, user can send order (such as Bluetooth pairing order) by the default application software installed on external equipment to knapsack, after the Bluetooth antenna in bluetooth module 5 receives this information, can trigger main control module 4 and perform this order.
Audio amplification block 6 electrically connects with main control module 4, bluetooth module 5 respectively, carries out audio frequency amplification process for the audio signal obtaining bluetooth module 5, and the audio signal transmission after amplifying is to loudspeaker 10.
The audio signal received by Bluetooth communication protocol due to bluetooth module 5 is more weak, so needing audio amplification block 6 that it is carried out audio frequency amplification process, during so that the audio signal transmission after amplifying plays out to loudspeaker 10, user can hear this audio signal.
nullThe technical scheme that the utility model provides comprises main control module by arranging on knapsack、Bluetooth module、The mainboard of audio amplification block、Battery case for placing battery、Microphone and loudspeaker，And mainboard、Battery case、Microphone and loudspeaker have electrical connection between any two，Main control module in mainboard、Bluetooth module、Audio amplification block the most also has electrical connection，Thus the battery being positioned in battery case can be powered for other modules，Main control module can control and coordinate modules work，I.e. control bluetooth module and receive, by Bluetooth communication protocol, the audio signal that external equipment sends，And the audio signal that microphone obtains is sent to external equipment，The audio signal that bluetooth module is obtained by control audio amplification block carries out audio frequency amplification process，And the audio signal transmission after amplifying is to loudspeaker.It can thus be appreciated that, compared with prior art, the knapsack that the utility model provides not only has the function of belongings, voice call, the function of broadcasting audio frequency can also be provided, thus when user wants listen music or make a phone call, without taking out mobile phone from knapsack, directly can be realized by the loudspeaker on knapsack and microphone, and then simplify user operation.
Further, when playing music by the loudspeaker 10 on knapsack, or when carrying out voice call by the loudspeaker 10 on knapsack and microphone 9, usually can bother the people of surrounding, and other people can be made to hear all calls of active user and the other side.Therefore, in order to solve the problems referred to above, the present embodiment additionally provides below scheme: as in figure 2 it is shown, this knapsack also includes:
Earphone jack 11, earphone jack 11 electrically connects with mainboard 3, is used for inserting earphone, and after inserting earphone, receive audio signal that earphone obtains or to earphone send after audio amplification block 6 amplifies audio signal.
Concrete, after inserting earphone in earphone jack 11, microphone 9 and loudspeaker 10 on knapsack quit work, and transmit knapsack or the data of earpiece side transmission by earphone jack 11.
It should be noted that earphone jack 11 can be arranged on knapsack body 1, it is also possible to be arranged on backpack strip 2.But, when after user's back knapsack, if earphone jack 11 is arranged on backpack strip 2, then user is convenient inserts earphone, therefore earphone jack 11 is arranged on backpack strip 2 preferably (as shown in Figure 2).
Further, in order to allow users to control microphone 9 or loudspeaker 10, as it is shown on figure 3, this knapsack also includes guidance panel 12.
Wherein, guidance panel 12 electrically connects with mainboard 3, microphone 9 and loudspeaker 10 respectively, and guidance panel 12 includes volume adjusting key 13, on & off switch 14 and audio frequency adjusting key 15；
Wherein, volume adjusting key 13 plays the size of sound for regulating microphone 9；On & off switch 14 is used for being turned on and off audio frequency transmission function；Audio frequency adjusting key 15 is for the audio file being adjusted up or regulation external equipment is play downwards.
Wherein, volume adjusting key 13 includes that volume tunes up key and volume turns key down, audio frequency adjusting key 15 includes to raising key and to down key, i.e. press in time raising key as user, the audio file play can be modulated upper one (such as going up a first song), when user is by during to down key, and the audio file modulation that can play is next (such as next is sung).
Additionally, on & off switch 14 includes the first on & off switch and second switch key.Wherein, the first on & off switch is for being turned on or off total audio frequency transmission function, and second switch key, after opening at the first on & off switch, is answered or hangs up the telephone.Such as, after opening the first on & off switch, user can be by the music play on the 10 tins of external equipments of loudspeaker on knapsack, when there being incoming call, user can click second switch keyed jointing and answer a call (or directly double-click is hung up the telephone), after end of conversation, can again click second switch key and hang up the telephone.In actual applications, the first on & off switch and second switch key can be separate two buttons, it is also possible to for composite-key (i.e. one button), in this no limit.
It should be noted that guidance panel 12 can be arranged on knapsack body 1, it is also possible to be arranged on backpack strip 2.When, after user's back knapsack, backpack strip 2 above easily being manipulated, therefore, it can be arranged on backpack strip 2 guidance panel 12；Generally, user habit right-hand operated, therefore guidance panel 12 can be arranged on the backpack strip 2 on right side.
Additionally, in the case of inserting earphone in earphone jack 11, user also can control loudspeaker and the microphone of earphone by guidance panel 12.
Further, for preventing mainboard 3 impaired and preventing mainboard 3 activity in knapsack, as shown in Figure 4, the utility model embodiment is provided with a shell 16 in the outside of knapsack, and wherein, shell 16 is removable installed in outside knapsack, and be connected with mainboard 3 by connector, it is used for fixing mainboard 3.
In actual applications, shell 16 can be arranged on knapsack body 1 outside, it is also possible to is arranged on backpack strip 2 outside.As shown in Figure 4, mainboard 3 and battery case 7 are arranged at the latter half in knapsack body 1 front, and are fixed and protection by outside shell 16.
Further, as it is shown in figure 5, the shell 16 in above-described embodiment can also be the shell 16 with display screen 17, and display screen 17 electrically connects with mainboard 3, for showing the duty of modules.
In actual applications, can have by the way of the duty that display screen 17 shows modules multiple.Such as, as shown in Figure 6, at least one indicator lamp 18 can be provided with on display screen 17, indicated the duty of respective modules by indicator lamp 18；And for example, the LED screen of at least one preset shape (such as rectangle), LCD screen or other types screen can be provided with on display screen 17, duty (such as represent with the characteristic image of modules, or direct word represents) by this screen display modules.
Concrete, as it is shown in fig. 7,2 indicator lamps 18 can be included on display screen 17, i.e. for indicating dump energy and whether being in the battery capacity indication lamp 18 of charged state, and it is used to indicate whether to open the indicator lamp 18 of Bluetooth function.
It follows that by arranging display screen 17 on knapsack, it is possible to make user intuitively know the duty of knapsack, thus judge whether battery 8 contains electricity, whether opens the information such as bluetooth according to this duty.
Further, owing to needing charging after battery 8 electricity in knapsack is finished, so needing to arrange charging inlet on knapsack；Voice call being provided owing to user is required for knapsack the not moment or listens the functions such as music again, so needing to arrange a system switching on knapsack, opening when needing for user.Therefore, as shown in Figure 8 (concrete module and battery case 7 on mainboard 3 are not drawn into), this knapsack also includes:
External interface 19, external interface 19 electrically connects with mainboard 3, and external interface 19 includes system switching 20 and charging inlet 21；
Wherein, system switching 20 is used for starting and close modules in knapsack；Charging inlet 21 is for charging to battery 8 or external equipment.
It should be noted that external interface 19 can be arranged on knapsack body 1, such as, it is arranged on the front of knapsack body 1, side or the back side, it is also possible to be arranged on backpack strip 2.In actual applications, if external interface 19 is positioned at the side of knapsack body 1, then when user carry knapsack by system switching 20 or charged to external equipment by charging inlet 21 time, operate more convenient, therefore, the side that external interface 19 is arranged on knapsack body 1 is preferable.Concrete, charging inlet 21 includes input interface and output interface, i.e. user can be charged to the battery 8 in knapsack by input interface, it is also possible to is charged to electronic equipment (i.e. external equipment) by knapsack based on output interface, to realize the function of portable power source.Additionally, input interface and output interface can be two independent interfaces, it is also possible to be combined into an interface, do not limit at this.In actual applications, charging inlet 21 can be USB (UniversalSerialBus, USB) interface, it is also possible to realize the function filled soon for USB-C (USBType-C) interface.
Additionally, in addition to charging inlet 21 is outwards set, it is also possible at least one charging inlet 21 with output function is inwardly set, thus is user-friendly to these charging inlets 21 to the electronic equipment charging being placed on inside knapsack.
You need to add is that, charge inside interface (including input interface and output interface) it is provided with on battery case 7, in the case of being placed with battery 8 in battery case 7, if knapsack is connected with external power source by charging inlet 21, then the input interface during external power source can pass sequentially through charging inlet 21, charge inside interface charges to battery 8；If knapsack is connected with external equipment by charging inlet 21, then output interface, charging inlet 21 during battery 8 can pass sequentially through charge inside interface charge to external equipment.
Further, in actual applications, it occur frequently that user location does not has a power supply (such as user countryside travel) and knapsack is badly in need of the situation of charging, therefore, for solving the problems referred to above, the utility model embodiment provides following improvement project: arranges solar panels on knapsack, converts solar energy into electric energy, charges for the battery 8 in knapsack.
Concrete, as it is shown in figure 9, this knapsack also includes:
Solar panels 22, solar panels 22 are connected to the front of knapsack by connector, and electrically connect with the battery 8 being positioned on battery case 7, for charging for battery 8.Wherein, the front of knapsack is the front of knapsack body 1.
Owing to the top half in knapsack body 1 front is more more than the latter half reception sunlight, it is possible to solar panels 22 are arranged on the top half in knapsack body 1 front, mainboard 3, battery case 7 and shell 16 etc. are arranged on the latter half in knapsack body 1 front.Additionally, solar panels 22 can be connected with knapsack body 1 by angle magnetic clasp.
It should be noted that above-mentioned each improvement embodiment can be independently as improvement project, it is also possible to be arbitrarily combined as new improvement project.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit；Although the utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of the utility model each embodiment technical scheme.
Claims (11)
1. a knapsack, it is characterised in that including:
Mainboard, described mainboard includes main control module, bluetooth module and audio amplification block；
Battery case, described battery case electrically connects with described mainboard, and described battery case is used for placing battery, and the battery being positioned in described battery case electrically connects with described mainboard, and powers for the modules on described knapsack；
Microphone, described microphone electrically connects with described mainboard, described battery case respectively, is used for receiving audio signal；
Loudspeaker, described loudspeaker electrically connects with described mainboard, described battery case respectively, for emission audio signal；
Wherein, described main control module electrically connects with described bluetooth module, described audio amplification block respectively, for controlling and coordinate the modules work on described knapsack；
Described bluetooth module electrically connects with described main control module, described audio amplification block respectively, for after being connected with external equipment by Bluetooth communication protocol, receive, by described Bluetooth communication protocol, the audio signal that described external equipment sends, and by described Bluetooth communication protocol, the audio signal that described microphone obtains is sent to described external equipment；
Described audio amplification block electrically connects with described main control module, described bluetooth module respectively, carries out audio frequency amplification process for the audio signal that obtains described bluetooth module, and the audio signal transmission after amplifying is to described loudspeaker.
Knapsack the most according to claim 1, it is characterised in that also include:
Earphone jack, described earphone jack electrically connects with described mainboard, is used for inserting earphone, and after inserting earphone, receives the audio signal of described earphone acquisition or send the audio signal after described audio amplification block amplifies to described earphone.
Knapsack the most according to claim 1, it is characterised in that also include:
Guidance panel, described guidance panel electrically connects with described mainboard, described microphone and described loudspeaker respectively, and described guidance panel includes volume adjusting key, on & off switch and audio frequency adjusting key；
Described volume adjusting key plays the size of sound for regulating described microphone；
Described on & off switch is used for being turned on and off audio frequency transmission function；
Described audio frequency adjusting key is for being adjusted up or regulate downwards the audio file that described external equipment is play.
Knapsack the most according to claim 3, it is characterised in that described microphone is arranged on the backpack strip of described knapsack；
And/or, described loudspeaker is arranged on described backpack strip；
And/or, described guidance panel is arranged on described backpack strip.
Knapsack the most according to claim 1, it is characterised in that also include:
Shell, described shell is removable installed in outside described knapsack, and is connected with described mainboard by connector, is used for fixing described mainboard.
Knapsack the most according to claim 5, it is characterised in that described shell is the shell with display screen, and described display screen electrically connects with described mainboard, for showing the duty of modules.
Knapsack the most according to claim 6, it is characterised in that be provided with at least one indicator lamp on described display screen, described indicator lamp is for indicating the duty of respective modules.
Knapsack the most according to claim 1, it is characterised in that described mainboard is arranged on the front of described knapsack.
Knapsack the most according to claim 1, it is characterised in that also include:
External interface, described external interface electrically connects with described mainboard, and described external interface includes system switching and charging inlet；
Wherein, described system switching is used for starting and close modules in described knapsack；
Described charging inlet is for charging to described battery or external equipment.
Knapsack the most according to claim 9, it is characterised in that described external interface is arranged on the side of described knapsack.
11. knapsacks according to any one of claim 1 to 10, it is characterised in that also include:
Solar panels, described solar panels are connected to the front of described knapsack by connector, and electrically connect with the described battery being positioned on described battery case, for charging for described battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620214625.2U CN205430588U (en) | 2016-03-18 | 2016-03-18 | Backpack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620214625.2U CN205430588U (en) | 2016-03-18 | 2016-03-18 | Backpack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205430588U true CN205430588U (en) | 2016-08-03 |
Family
ID=56520568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620214625.2U Expired - Fee Related CN205430588U (en) | 2016-03-18 | 2016-03-18 | Backpack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205430588U (en) |
-
2016
- 2016-03-18 CN CN201620214625.2U patent/CN205430588U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20170318 |
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| CF01 | Termination of patent right due to non-payment of annual fee |