CN102295019B - Children cart - Google Patents
Children cart Download PDFInfo
- Publication number
- CN102295019B CN102295019B CN201110266910.0A CN201110266910A CN102295019B CN 102295019 B CN102295019 B CN 102295019B CN 201110266910 A CN201110266910 A CN 201110266910A CN 102295019 B CN102295019 B CN 102295019B
- Authority
- CN
- China
- Prior art keywords
- axle
- push rod
- front support
- rod
- wheel assembly
- 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.)
- Active
Links
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
Images
Landscapes
- Handcart (AREA)
Abstract
The invention discloses a children cart. A cart frame of the children cart comprises a left front support, a right front support, a left push rod which is rotatably connected with the upper part of the left front support, a right push rod which is rotatably connected with the upper part of the right front support, a left bottom rod of which the front part is rotatably connected with the lower part of the left front support, a right bottom rod of which the front part is rotatably connected with the lower part of the right front support, a front support cross brace which is arranged between the left front support and the right front support and can be transversely folded, a rear cross-shaped brace, and a connecting rod which is arranged between the rear cross-shaped brace and the front support cross brace, wherein the rear cross-shaped brace is formed in such a way that a first rod and a second rod are intersected and rotatably connected at the junction; and the rear cross-shaped brace is arranged below the left push rod, below the right push rod, and between the left bottom rod and the right bottom rod. During folding, the left push rod and the right push rod are turned over forwards, the rear cross-shaped brace falls backwards and is transversely folded and pulls the connecting rod to move backwards, the connecting rod pulls the middle part of the front support cross brace, and the front support cross brace is transversely folded, so that the cart frame of the children cart is folded.
Description
Technical field
The present invention relates to a kind of children trolley.
Background technology
A kind of children trolley of the prior art, comprise go-cart vehicle frame, the front component and the wheel assembly that are arranged at described go-cart vehicle frame bottom with expanded position and folding position, be arranged on the described go-cart vehicle frame can support human body personal supporting device, be used for the lockout mechanism of described go-cart bicycle frame lock under expanded position.Existing go-cart vehicle frame of a great variety, the number of the rod member of go-cart vehicle frame is different, and annexation between each rod member, connection location are different, thus folding principle and folding mode are different.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of children trolley.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of children trolley, comprise go-cart vehicle frame with expanded position and folding position, front component, wheel assembly, be used for the blocking device of described go-cart bicycle frame lock under expanded position, be arranged on the described go-cart vehicle frame can support human body personal supporting device, described go-cart vehicle frame comprises:
Left front support;
Right front support;
Left push rod, described left push rod rotate by left the first axle with the top of described left front support and are connected;
Right push rod, described right push rod rotate by right the first axle with the top of described right front support and are connected;
Left bottom bar, the front portion of described left bottom bar rotate by left the second axle with the bottom of described left front support and are connected;
Right bottom bar, the front portion of described right bottom bar rotate by right the second axle with the bottom of described right front support and are connected;
Front frame stull that can be laterally folded, described front frame stull comprises that an end and described left front support are by left the 3rd axle right front strut that the left front strut that is connected, an end and described right front support rotate and be connected by the right side the 3rd axle that rotates, the other end of described left front strut and the other end of described right front strut arrange rotatedly, and described left the 3rd axle parallels with described right the 3rd axle;
Rear cross, described rear cross is intersected by the first rod member and the second rod member and rotates at infall and connects and composes, one end of described the first rod member and the bottom of described left push rod are realized and can be arranged rotatedly on two crossing in-planes by the first rotary joint, the other end of described the first rod member and described right bottom bar are realized and can be arranged rotatedly on two crossing in-planes by the 4th rotary joint, one end of described the second rod member and the bottom of described right push rod realize and can arrange rotatedly that the other end of described the second rod member and described left bottom bar can arrange rotatedly on two crossing in-planes on two crossing in-planes by the second rotary joint;
Connecting rod, one end of described connecting rod and described the first rod member or realize and on two crossing in-planes, to arrange rotatedly that with described the second rod member the other end of described connecting rod is connected with the middle part of described front frame stull by the 5th rotary joint.
In some embodiments, the axial line of the axial line of described left the first axle and described right the first axle coincides, and the axial line of the axial line of described left the second axle and described right the second axle coincides.
In some embodiments, described left the first axle, described right the first axle, described left the second axle parallel with described right the second axle.
In some embodiments, described left the 3rd axle is vertical with described left the second axle phase space.
In some embodiments, the other end of described left front strut and the other end of described right front strut by in the 3rd axle rotate and be connected, the middle part of the other end of described connecting rod and described front frame stull can arrange rotatedly around the 5th axle, described the 5th axle with described in the 3rd axle phase space vertical.
In some further embodiment, described left the 3rd axle, described in the 3rd axle parallel with described right the 3rd axle.
At some more further in the embodiment, the other end of described left front strut or the other end of described right front strut are rotatably connected to the 6th rotary joint by the 3rd axle in described, and the other end of described connecting rod rotates by described the 5th axle with described the 6th rotary joint and is connected.
In some embodiments, described front component comprises the near front wheel assembly and off front wheel assembly, described the near front wheel assembly is arranged at the bottom of described left front support or the front portion of described left bottom bar, and described off front wheel assembly is arranged at the bottom of described right front support or the front portion of described right bottom bar; Described wheel assembly comprises left rear wheel assembly and off hind wheel assembly, and described left rear wheel assembly is arranged at the rear portion of described left bottom bar, and described off hind wheel assembly is arranged at the rear portion of described right bottom bar.
In some embodiments, described the 5th rotary joint, described the first rod member are connected with described the second rod member same axis, and an end of described connecting rod rotates by the 4th axle with described the 5th rotary joint and is connected.
In some embodiments, be provided with between described left push rod and the described right push rod can be laterally folded the push rod stull.
More than the involved term position such as upper and lower, forward and backward be under the expanded position at the go-cart vehicle frame and define.
Scope of the present invention is not limited to the technical scheme that the particular combinations of above-mentioned technical characterictic forms, and also should contain simultaneously by above-mentioned technical characterictic or its equivalent feature to carry out combination in any and other technical scheme of forming.The technical characterictic that has a similar functions such as disclosed among above-mentioned feature and the application (but being not limited to) is replaced mutually and technical scheme of forming etc.
Because technique scheme is used, the present invention compared with prior art has following advantages: when folding, will, with left push rod and the forward overturning of right push rod, thereby so that rear cross is toppled over backward, also laterally folding and to spur described connecting rod mobile backward when rear cross is toppled over backward, the middle part of connecting rod pulling front frame stull, the front frame stull is laterally folding also, thereby so that go-cart vehicle frame folding, be that lateral dimension and longitudinal size reduce, volume after folding is less, and the go-cart body frame structure for automotive is simple.
Description of drawings
Accompanying drawing 1 is block diagram of the present invention (the go-cart vehicle frame is under the expanded position);
Accompanying drawing 2 is block diagram of the present invention (the go-cart vehicle frame is in the switching process of expanded position and folding position);
Accompanying drawing 3 is front view of the present invention (the go-cart vehicle frame is under the expanded position);
Accompanying drawing 4 is front view of the present invention (the go-cart vehicle frame is in the switching process of expanded position and folding position);
Accompanying drawing 5 is front view of the present invention (the go-cart vehicle frame is under the folding position);
Accompanying drawing 6 for the A of accompanying drawing 5 to seeing view;
Accompanying drawing 7 is left view of the present invention (the go-cart vehicle frame is under the expanded position);
Accompanying drawing 8 is right elevation of the present invention (the go-cart vehicle frame is in the switching process of expanded position and folding position).
Wherein: 1, go-cart vehicle frame; 2, the near front wheel assembly; 3, off front wheel assembly; 4, left rear wheel assembly; 5, off hind wheel assembly; 11, left front support; 12, right front support; 13, left push rod; 14, right push rod; 15, left bottom bar; 16, right bottom bar; 17, front frame stull; 18, rear cross; 19, connecting rod; 20, push rod stull; 21, left front strut; 22, right front strut; 23, the first rod member; 24, the second rod member; 25, left push rod strut; 26, right push rod strut; 31, the first rotary joint; 32, the second rotary joint; 33, the 3rd rotary joint; 34, the 4th rotary joint; 35, the 5th rotary joint; 36, the 6th rotary joint; 41, left the first axle; 42, right the first axle; 43, left the second axle; 44, right the second axle; 45, left the 3rd axle; 46, the 3rd axle in; 47, right the 3rd axle; 48, the 4th axle; 49, the 5th axle; 50, left the 6th axle; 51, the 6th axle in; 52, right the 6th axle.
The specific embodiment
Shown in each accompanying drawing, a kind of children trolley, comprise go-cart vehicle frame 1 with expanded position and folding position, front component, wheel assembly, be used for go-cart vehicle frame 1 be locked in blocking device under the expanded position, be arranged on the go-cart vehicle frame 1 can support human body personal supporting device.Human body supports to be put without diagram, and personal supporting device can be baby seat pocket, also can be automobile seat for child, children sleeping basket etc., pocket etc.
Go-cart vehicle frame 1 comprises:
Left front support 11;
Right front support 12;
Front frame stull 17 that can be laterally folded, front frame stull 17 comprises that an end and left front support 11 are by left the 3rd axle 45 right front strut 22 that the left front strut 21 that is connected, an end and right front support 12 rotate and be connected by the right side the 3rd axle 47 that rotates, the other end of the other end of left front strut 21 and right front strut 22 arranges rotatedly, and left the 3rd axle 45 parallels with right the 3rd axle 47;
Rear cross 18, rear cross 18 is intersected by the first rod member 23 and the second rod member 24 and rotates at infall and connects and composes, one end of the first rod member 23 and the bottom of left push rod 13 are realized and can be arranged rotatedly on two crossing in-planes by the first rotary joint 31, the other end of the first rod member 23 and right bottom bar 16 are realized and can be arranged rotatedly on two crossing in-planes by the 4th rotary joint 34, one end of the second rod member 24 and the bottom of right push rod 14 are realized and can be arranged rotatedly on two crossing in-planes by the second rotary joint 32, the other end of the second rod member 24 and left bottom bar 15 can arrange on two crossing in-planes rotatedly, wherein, the first rotary joint 31, the second rotary joint 32, the 3rd rotary joint 33 and the 4th rotary joint 34 can be ball and sockets, in the present embodiment, the first rotary joint 31, the second rotary joint 32, pass through respectively two perpendicular turning cylinders on the 3rd rotary joint 33 and 34 4 rotary joints of the 4th rotary joint, thereby realize that two parts that are associated can rotate at two crossing in-planes;
Connecting rod 19, one end of connecting rod 19 and the first rod member 23 or realize and on two crossing in-planes, to arrange rotatedly by the 5th rotary joint 35 with the second rod member 24, the other end of connecting rod 19 is connected with the middle part of front frame stull 17, same, the 5th rotary joint 35 can be ball and socket, pass through two perpendicular turning cylinders on the 5th rotary joint 35, thereby realize that connecting rod 19 can rotate at two crossing in-planes relative to rear cross 18.
The axial line of left the first axle 41 and the axial line of right the first axle 42 coincide, the axial line of left the second axle 43 and the axial line of right the second axle 44 coincide, left front support 11 extends along rectilinear direction with left push rod 13, and right front support 12 extends along rectilinear direction with right push rod 14.When left front support 11 extends along arc direction with left push rod 13, when right front support 12 extends along arc direction with right push rod 14, the axial line of left the first axle 41 and the axial line of right the first axle 42 intersect, and the axial line of the axial line of left the second axle 43 and right the second axle 44 intersects.
Left the first axle 41, right the first axle 42, left the second axle 43 parallel with right the second axle 44.Left the 3rd axle 45 is vertical with left the second axle 43 phase spaces.After go-cart vehicle frame 1 folds, more neat between each rod member.
The middle part of the other end of connecting rod 19 and front frame stull 17 can arrange rotatedly around the 5th axle 49, the 5th axle 49 with in the 3rd axle 46 phase spaces vertical.Go-cart vehicle frame 1 is in folding process, and in the process at connecting rod 19 pulling front frame stulls 17 middle parts, connecting rod 19 rotates backward around the 5th axle 49.
The other end of the other end of left front strut 21 and right front strut 22 by in the 3rd axle 46 rotate and be connected, left the 3rd axle 45, in the 3rd axle 46 parallel with the right side the 3rd axle 47.For the ease of connecting, the other end of the other end of left front strut 21 or right front strut 22 by in the 3rd axle 46 be rotatably connected to the 6th rotary joint 36, the other end of connecting rod 19 rotates by the 5th axle 49 with the 6th rotary joint 36 and is connected.
Without diagram, about being connected between connecting rod 19 and the front frame stull 17 also can be like this, the front portion of connecting rod 19 is fixed with connecting panel, the both ends of this connecting panel are connected with the other end of right front strut 22 rotatedly with the other end of left front strut 21 respectively, but the angle between its rotating shaft and the connecting rod 19 will be near 90 °.
Front component comprises the near front wheel assembly 2 and off front wheel assembly 3, and the near front wheel assembly 2 is arranged at the bottom of left front support 11, and off front wheel assembly 3 is arranged at the bottom of right front support 12; Wheel assembly comprises left rear wheel assembly 4 and off hind wheel assembly 5, and left rear wheel assembly 4 is arranged at the rear portion of left bottom bar 15, and off hind wheel assembly 5 is arranged at the rear portion of right bottom bar 16.
The 5th rotary joint 35, the first rod member 23 are connected with the second rod member 24 same axis, and an end the 5th rotary joint 35 of connecting rod 19 is by the connection that rotates of the 4th axle 48.The 4th axle 48 parallels with the 5th axle 49.
Be provided with between left push rod 13 and the right push rod 14 can be laterally folded push rod stull 20.Thereby further strengthened the rigidity between left push rod 13 and the right push rod 14.Shown in each accompanying drawing.Push rod stull 20 comprise an end and left push rod 13 rotate the left push rod strut 25 that is connected, an end and right push rod 14 by the right push rod strut 26 that the right side the 6th axle 52 rotates and is connected by left the 6th axle 50, also can set up pivot link between the other end of the other end of left push rod strut 25 and right push rod strut 26.The other end of the left push rod strut 25 of present embodiment and the other end of right push rod strut 26 by in the 6th axle 51 rotate and be connected.Left the 6th axle 50, right the 6th axle 52 with in the 6th axle 51 parallel and vertical with left the first axle 41 phase spaces respectively.
Without diagram, lockout mechanism can be to be arranged at left the first axle 41 and right the first axle 42 places; Perhaps can be left the second axle 43 and right the second axle 44 places; It perhaps can also be the place that is rotationally connected at the first rod member 23 and the second rod member 24.Concrete structure about lockout mechanism, so long as the lockout mechanism of two parts lockings that rotate can both be able to be used, as offer the lockhole that departs from the rotating shaft between the first rod member 23 and the second rod member 24 at the first rod member 23, at the second rod member 24 the bullet tongue is set, when playing tongue insertion lockhole, can not fold between the first rod member 23 and the second rod member 24.Thereby car load can not fold.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with technique can understand content of the present invention and according to this enforcement, can not limit protection scope of the present invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (10)
1. children trolley, comprise go-cart vehicle frame (1) with expanded position and folding position, front component, wheel assembly, be used for described go-cart vehicle frame (1) be locked in blocking device under the expanded position, be arranged on the described go-cart vehicle frame (1) can support human body personal supporting device, it is characterized in that: described go-cart vehicle frame (1) comprising:
Left front support (11);
Right front support (12);
Left push rod (13), described left push rod (13) rotate by left the first axle (41) with the upper end of described left front support (11) and are connected;
Right push rod (14), described right push rod (14) rotate by right the first axle (42) with the top of described right front support (12) and are connected;
Left bottom bar (15), the front portion of described left bottom bar (15) rotate by left the second axle (43) with the bottom of described left front support (11) and are connected;
Right bottom bar (16), the front portion of described right bottom bar (16) rotate by right the second axle (44) with the bottom of described right front support (12) and are connected;
Front frame stull (17) that can be laterally folded, described front frame stull (17) comprises that an end and described left front support (11) are by left the 3rd axle (45) the right front strut (22) that the left front strut (21) that is connected, an end and described right front support (12) rotate and be connected by the right side the 3rd axle (47) that rotates, the other end of the other end of described left front strut (21) and described right front strut (22) arranges rotatedly, and described left the 3rd axle (45) parallels with described right the 3rd axle (47);
Rear cross (18), described rear cross (18) is intersected by the first rod member (23) and the second rod member (24) and rotates at infall and connects and composes, the bottom of one end of described the first rod member (23) and described left push rod (13) is realized and can be arranged rotatedly on two crossing in-planes by the first rotary joint (31), the other end of described the first rod member (23) and described right bottom bar (16) are realized and can be arranged rotatedly on two crossing in-planes by the 4th rotary joint (34), the bottom of one end of described the second rod member (24) and described right push rod (14) realizes and can arrange rotatedly that the other end of described the second rod member (24) and described left bottom bar (15) can arrange rotatedly on two crossing in-planes on two crossing in-planes by the second rotary joint (32);
Connecting rod (19), one end of described connecting rod (19) and described the first rod member (23) or realize and on two crossing in-planes, to arrange rotatedly that with described the second rod member (24) the other end of described connecting rod (19) is connected with the middle part of described front frame stull (17) by the 5th rotary joint (35).
2. children trolley according to claim 1, it is characterized in that: the axial line of the axial line of described left the first axle (41) and described right the first axle (42) coincides, and the axial line of the axial line of described left the second axle (43) and described right the second axle (44) coincides.
3. children trolley according to claim 1, it is characterized in that: described left the first axle (41), described right the first axle (42), described left the second axle (43) parallel with described right the second axle (44).
4. children trolley according to claim 1, it is characterized in that: described left the 3rd axle (45) is vertical with described left the second axle (43) phase space.
5. children trolley according to claim 1, it is characterized in that: the other end of described left front strut (21) rotates with the 3rd axle (46) during the other end of described right front strut (22) is passed through and is connected, the middle part of the other end of described connecting rod (19) and described front frame stull (17) can arrange rotatedly around the 5th axle (49), described the 5th axle (49) with described in the 3rd axle (46) phase space vertical.
6. children trolley according to claim 5 is characterized in that: described left the 3rd axle (45), described in the 3rd axle (46) parallel with described right the 3rd axle (47).
7. children trolley according to claim 6, it is characterized in that: the other end of the other end of described left front strut (21) or described right front strut (22) is rotatably connected to the 6th rotary joint (36) by the 3rd axle (46) in described, and the other end of described connecting rod (19) rotates by described the 5th axle (49) with described the 6th rotary joint (36) and is connected.
8. children trolley according to claim 1, it is characterized in that: described front component comprises the near front wheel assembly (2) and off front wheel assembly (3), described the near front wheel assembly (2) is arranged at the bottom of described left front support (11) or the front portion of described left bottom bar (15), and described off front wheel assembly (3) is arranged at the bottom of described right front support (12) or the front portion of described right bottom bar (16); Described wheel assembly comprises left rear wheel assembly (4) and off hind wheel assembly (5), and described left rear wheel assembly (4) is arranged at the rear portion of described left bottom bar (15), and described off hind wheel assembly (5) is arranged at the rear portion of described right bottom bar (16).
9. children trolley according to claim 1, it is characterized in that: described the 5th rotary joint (35), described the first rod member (23) are connected with described the second rod member (24) same axis, and an end of described connecting rod (19) rotates by the 4th axle (48) with described the 5th rotary joint (35) and is connected.
10. children trolley according to claim 1 is characterized in that: be provided with between described left push rod (13) and the described right push rod (14) can be laterally folded push rod stull (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110266910.0A CN102295019B (en) | 2011-09-09 | 2011-09-09 | Children cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110266910.0A CN102295019B (en) | 2011-09-09 | 2011-09-09 | Children cart |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102295019A CN102295019A (en) | 2011-12-28 |
| CN102295019B true CN102295019B (en) | 2013-01-23 |
Family
ID=45355763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110266910.0A Active CN102295019B (en) | 2011-09-09 | 2011-09-09 | Children cart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102295019B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507846B (en) * | 2013-09-05 | 2016-04-13 | 好孩子儿童用品有限公司 | Children trolley |
| CN108032899A (en) * | 2018-01-10 | 2018-05-15 | 柯全德 | A kind of perambulator |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202219796U (en) * | 2011-09-09 | 2012-05-16 | 好孩子儿童用品有限公司 | Children stroller |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2288122Y (en) * | 1996-12-02 | 1998-08-19 | 好孩子集团公司 | Foldable carriage for children |
| JP4841879B2 (en) * | 2005-07-08 | 2011-12-21 | コンビ株式会社 | stroller |
| ITMI20070460A1 (en) * | 2007-03-07 | 2008-09-08 | Giochi Preziosi Spa | FOLDING STROLLER. |
| KR20100104787A (en) * | 2009-03-19 | 2010-09-29 | 아프리카 칠드런즈 프로덕츠 가부시키가이샤 | Foldable pushcart and foldable baby carriage |
| CN102079323B (en) * | 2009-11-30 | 2012-12-12 | 中山乐美达日用制品有限公司 | Folding baby carriage |
| DE202011002812U1 (en) * | 2011-02-16 | 2011-04-21 | Unique Product & Design Co., Ltd., Yung Kang | Folding device for child carts |
-
2011
- 2011-09-09 CN CN201110266910.0A patent/CN102295019B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202219796U (en) * | 2011-09-09 | 2012-05-16 | 好孩子儿童用品有限公司 | Children stroller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102295019A (en) | 2011-12-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103507846B (en) | Children trolley | |
| CN102390424B (en) | Infant cart | |
| CN202753992U (en) | Stroller | |
| CN202219796U (en) | Children stroller | |
| CN102295019B (en) | Children cart | |
| CN102785686B (en) | Stroller | |
| CN203528555U (en) | Stroller | |
| CN203528559U (en) | Stroller | |
| CN102616264B (en) | Baby stroller | |
| CN201951515U (en) | Baby cart | |
| CN202518306U (en) | Baby carriage | |
| CN201849509U (en) | Baby stroller | |
| CN203472938U (en) | Child cart | |
| CN201825083U (en) | Baby buggy | |
| CN202272034U (en) | Stroller | |
| CN201685853U (en) | Stroller | |
| CN201626454U (en) | Baby carriage | |
| CN201559697U (en) | Baby trolley | |
| CN202358149U (en) | Stroller | |
| CN102390425B (en) | Baby pushcart | |
| CN201214440Y (en) | Bidirectional collapsible cart | |
| CN203864748U (en) | Foldable stroller | |
| CN102398623B (en) | Stroller | |
| CN202294917U (en) | Child cart | |
| CN108068870A (en) | Foldable baby cart |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |