CN204170884U - The position limiting structure of rifle body and adjusting knob in a kind of foam gun - Google Patents
The position limiting structure of rifle body and adjusting knob in a kind of foam gun Download PDFInfo
- Publication number
- CN204170884U CN204170884U CN201420565086.8U CN201420565086U CN204170884U CN 204170884 U CN204170884 U CN 204170884U CN 201420565086 U CN201420565086 U CN 201420565086U CN 204170884 U CN204170884 U CN 204170884U
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- China
- Prior art keywords
- adjusting knob
- stopper
- rifle body
- limiting structure
- position limiting
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Abstract
The utility model provides the position limiting structure of rifle body and adjusting knob in a kind of foam gun, belongs to technical field of operation.It solve the caducous problem of adjusting knob in existing foam gun.In this foam gun, the position limiting structure of rifle body and adjusting knob comprises the stopper be positioned at outside adjusting knob the inner and the spacing hole be positioned on the link of rifle head, stopper is made up of elastomeric material, stopper is positioned at spacing hole, has and make stopper depart from the guidance set of spacing hole when rotating adjusting knob and moving in rifle body between stopper and spacing hole madial wall; Another madial wall of spacing hole also has when adjusting knob is toward can with stopper against spacing confined planes during rifle extracorporeal movement.In this foam gun, the position limiting structure of rifle body and adjusting knob has the advantage of adjusting knob difficult drop-off.
Description
Technical field
The utility model belongs to technical field of operation, relates to a kind of foam gun, particularly the position limiting structure of rifle body and adjusting knob in a kind of foam gun.
Background technology
Foam gun is instrument blowing agent being sprayed to body of wall or door and window gap, the effect played plugging gap by spray coating foaming agent or sealed gap location.Existing foam gun comprises rifle body, gun barrel, shank and spanner, and shank is positioned at gun barrel and is hinged with spanner, controls the opening and closing of gun barrel by pulling spanner.
In order to control the flow of gun barrel, foam gun also can arrange flow regulator usually, as a kind of foam gun [application number: 201110312708.7 that Chinese patent literature data openly proposes; Publication No.: CN102500493Y], comprise rifle body, trigger, gun barrel, shank and flow control device, gun barrel is fixed on the front of rifle body, flow control device is connected in the rear end side of rifle body actively, flow control device comprises screw rod and knob, knob and screw rod circumference are fixed, and turning knob, can drive screw axial to move; The upper end of trigger is hinged on rifle body, shank is through the medium position of trigger, it is characterized in that: be provided with installation cavity in knob inside, the fixture for axial limiting knob is provided with in installation cavity, fixture and rifle body are connected, fixture inside is axially provided with through hole along it, and screw rod is connected with through hole whorl, and the rearward end of described shank is plugged in this through hole with gap.
Above-mentioned foam gun controls the flow of foam gun by turning knob, but when in the process that knob produces, spacing owing to carrying out when in this foam gun, corresponding structure does not produce knob, make knob be easy to rotate excessively, make knob completely and rifle body depart from, cause knob to lose.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes the position limiting structure of rifle body and adjusting knob in a kind of foam gun of adjusting knob difficult drop-off.
The purpose of this utility model realizes by following technical proposal: the position limiting structure of rifle body and adjusting knob in a kind of foam gun, described rifle body has link cylindrically, described adjusting knob is screwed onto in link and link is stretched out in this adjusting knob outer end, it is characterized in that, described position limiting structure comprises the stopper be positioned at outside described adjusting knob the inner and the spacing hole be positioned on link, described stopper is made up of elastomeric material, described stopper is positioned at spacing hole, there is between described stopper and described spacing hole madial wall the guidance set making the described spacing hole described in stopper disengaging when rotating adjusting knob and moving in rifle body, another madial wall of described spacing hole also has when adjusting knob is toward can with described stopper against spacing confined planes during rifle extracorporeal movement.
When adjusting knob the inner is encased in the process in rifle body, the circumference rotation of adjusting knob can be transformed into and moves axially, now stopper can be subject to the extruding generation deformation of link inwall and continue to move forward, until stopper moves to when facing with spacing hole position, extruded stopper can spring in spacing hole; Adjusting knob is by inwardly or outwards moving axially the flow regulated in foam gun, when adjusting knob inward axial movement, deformation can be there is thus depart from spacing hole in stopper under the effect of guidance set, now adjusting knob just can rotate very swimmingly in rifle head, thus regulates the flow in rifle body very easily; When adjusting knob outward axial movement, when stopper move to face with spacing hole position time, extruded stopper can spring in spacing hole again, when adjusting knob continues to produce, stopper can offset with confined planes and limited locate, now, when needing adjusting knob to produce if want, specific instrument must be relied on stopper to be ejected from spacing hole adjusting knob just can be made to depart from spacing hole.
By above setting, add the complexity operated when adjusting knob departs from the difficulty of rifle body and makes adjusting knob depart from rifle body, operationally can carry out spacing to adjusting knob like this, avoid adjusting knob to screw out and excessively cause adjusting knob to be lost; Cause potential safety hazard when children also can be avoided to be screwed out by adjusting knob alone simultaneously; By arranging guidance set, making stopper to depart from from spacing hole more swimmingly or to rotate back in spacing hole, thus enabling adjusting knob screw in more swimmingly or screw out, thus the convenient adjustment to flow in rifle body.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described stopper comprises a contact surface that can contact with described link madial wall, and described contact surface is curved.
Adopt the contact surface of arc, the contact area between contact surface and link madial wall can be increased, good guide effect can be played, and guarantee by confined planes, stopper is carried out spacing while, make adjusting knob screw out more swimmingly or screw in.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described stopper comprises a contact surface that can contact with described link madial wall, and described contact surface is an inclined-plane.
Adopt in the contact surface on an inclined-plane, when adjusting knob being screwed in or screws out, play guide effect, and guarantee by confined planes, stopper is carried out spacing while, the convenient adjustment to flow in rifle body.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described guidance set comprises described contact surface and described spacing hole madial wall, and described spacing hole madial wall is a cambered surface or an inclined-plane.
By arranging contact surface and these two faces of spacing hole madial wall as spigot surface, when departing from spacing hole, better guide effect is played to stopper, guarantee by confined planes, stopper is carried out spacing while, make adjusting knob more swimmingly in rifle body or rifle external rotation time, thus the convenient adjustment to flow in rifle body.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described guidance set comprises above-mentioned contact surface or above-mentioned spacing hole madial wall, and described spacing hole madial wall is a cambered surface or an inclined-plane.
By arranging contact surface or these two faces of spacing hole madial wall as spigot surface, when departing from spacing hole, better guide effect is played to stopper, guarantee by confined planes, stopper is carried out spacing while, make adjusting knob more swimmingly in rifle body or rifle external rotation time, thus the convenient adjustment to flow in rifle body.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described link madial wall be a face of cylinder and this madial wall comprise to fit with described contact surface in contact surface, when described stopper and described link offset, the curvature of described contact surface is equal with the curvature of described interior contact surface.
Namely when contact surface and link madial wall offset, contact surface and madial wall are fitted completely, contact surface is enable to play better guide effect, adjusting knob is made to screw out more swimmingly or screw in further, simultaneously when contact surface contacts with spacing hole madial wall, contact surface can deform and offset with link madial wall, and under the acting in conjunction of contact surface and spacing hole madial wall, guarantee by confined planes, stopper is carried out spacing while, adjusting knob is made to screw out more swimmingly or screw in further, thus the more convenient adjustment to flow in rifle body.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described stopper comprises the first side wall and the second sidewall that are parallel to each other, described contact surface is between described the first side wall and the second sidewall, being arc transition between described the first side wall and described contact surface, is arc transition between the second described sidewall and described contact surface.
Namely be equipped with fillet between the first side wall and contact surface and between the second sidewall and contact surface, when adjusting knob screws out or screw in, be rounding off between stopper and link, make adjusting knob screw out more swimmingly or screw in; Meanwhile, by arranging fillet, reduce the contact area of contact surface and spacing hole madial wall, namely friction is between the two reduced, guarantee by confined planes, stopper is carried out spacing while, make adjusting knob screw out more swimmingly or screw in, thus the more convenient adjustment to flow in rifle body.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described stopper comprises the 3rd sidewall paralleled with described contact surface, the 3rd described sidewall is between described the first side wall and the second described sidewall, the arc length of the 3rd described sidewall is less than the arc length of described contact surface, and described stopper also comprises the diapire that can lean with confined planes and described diapire is an inclined-plane.
Adopt the diapire in inclined-plane, decrease the support to stopper, stopper is enable to carry out elastic deformation more fast, thus increase the contact area of stopper and confined planes, make confined planes can play better limit effect, the contact surface being simultaneously adopted as inclined-plane makes adjusting knob to screw out more swimmingly or to screw in, thus the more convenient adjustment to flow in rifle body.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described adjusting knob the inner cylindrically and this inner outer rim has groove, described stopper part is positioned at described groove, and have curved support bar between described stopper and groove, and described curved support bar is embedded in described groove.
Adopt above-mentioned design, the extruding force that stopper is subject to is delivered on curved support bar, thus increases service life of stopper, guarantee by confined planes, stopper is carried out spacing while, thus enable adjusting knob screw in swimmingly or screw out, thus the more convenient adjustment to flow in rifle body.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described curved support bar is circular arc.
Adopt above-mentioned design, under the effect of stopper, curved support bar can be out of shape in the same direction, thus the reaction force increased stopper, what stopper can be reclined with link inwall all the time mutually enters in spacing hole, guarantee by confined planes, stopper is carried out spacing while, thus enable adjusting knob screw in swimmingly or screw out, thus the more convenient adjustment to flow in rifle body.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described adjusting knob, described curved support bar and described stopper three are formed by same material disposal molding.
Adopt above-mentioned design, strengthen the fixing of the connection between groove, curved support bar, stopper three, the power that stopper is subject to can be delivered on curved support bar better, the service life of further increase stopper, guarantee by confined planes, stopper is carried out spacing while, thus enable adjusting knob screw in swimmingly or screw out, thus the more convenient adjustment to flow in rifle body.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, all there is reinforcement between described curved support bar two side and described groove.
By arranging reinforcement, be used for strengthening the intensity of curved support bar, make curved support bar can bear more powerful pressure, thus increase the service life of stopper further, guarantee by confined planes, stopper is carried out spacing while, thus enable adjusting knob screw in swimmingly or screw out, thus the more convenient adjustment to flow in rifle body; When bending under the effect of curved support bar at reinforcement, there is at the effect arc lower support bar of reinforcement the trend of recovery.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described stopper is made up of plastic material.
In above-mentioned foam gun rifle body and adjusting knob position limiting structure in, described stopper is made up of elastomeric material.
Compared with prior art, in this foam gun, the position limiting structure of rifle body and adjusting knob has the following advantages:
1, by arranging stopper and spacing hole, add the complexity operated when adjusting knob departs from the difficulty of rifle body and makes adjusting knob depart from rifle body, operationally can carry out spacing to adjusting knob like this, avoiding adjusting knob to screw out excessively causes adjusting knob to be lost, and causes potential safety hazard when children also can be avoided to be screwed out by adjusting knob alone simultaneously.
2, adopt the contact surface of arc, the contact area between contact surface and link madial wall can be increased, good guide effect can be played, make adjusting knob screw out more swimmingly or screw in, thus the more convenient adjustment to flow in rifle body.
3, adjusting knob, curved support bar and stopper three are formed by same material disposal molding, strengthen the fixing connected between groove, curved support bar, stopper three, the power that stopper is subject to can be delivered on curved support bar better, the service life of further increase stopper, thus enable adjusting knob screw in swimmingly or screw out, thus the more convenient adjustment to flow in rifle body.
4, by arranging spigot surface, making stopper to depart from from spacing hole more swimmingly or to rotate back in spacing hole, thus enabling adjusting knob screw in more swimmingly or screw out, thus the more convenient adjustment to flow in rifle body.
Accompanying drawing explanation
Fig. 1 is the structural representation of foam gun;
Fig. 2 is the sectional structure schematic diagram of foam gun;
Fig. 3 is the structural representation that adjusting knob is connected with link;
The structural representation that Fig. 4 adjusting knob is connected with link;
Fig. 5 is the structural representation of adjusting knob;
Fig. 6 is the perspective view of adjusting knob;
Fig. 7 is the structure for amplifying schematic diagram at A place in Fig. 6.
In figure, 1, rifle body; 1a, link; 1a1, spacing hole; 2, adjusting knob; 2a, stopper; 2a1, contact surface; 2a2, the first side wall; 2a3, diapire; 2b, groove; 2c, curved support bar; 2d, reinforcement; 3, guidance set; 4, confined planes.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, in foam gun, rifle body 1 has link 1a cylindrically, the inner circumference of adjusting knob 2 is fixed in link 1a and link 1a is stretched out in this adjusting knob 2 outer end, and in the present embodiment, adjusting knob 2 the inner is threaded in link 1a.When foam gun uses, foam gun flow can be regulated by rotating adjusting knob 2.
As described in Figure 2, in this foam gun, the position limiting structure of rifle body 1 and adjusting knob 2 comprises the stopper 2a that is positioned at the inner outside of adjusting knob 2 and is positioned on link 1a and curved spacing hole 1a1, and when adjusting knob 2 is fixed in rifle body 1, stopper 2a part is positioned at spacing hole 1a1.
Because adjusting knob 2 needs to rotate in rifle body 1 or outside rifle body 1 in the process of work, therefore as shown in Figure 2, Figure 3 and Figure 4, there is between stopper 2a and spacing hole 1a1 madial wall the guidance set 3 making stopper 2a disengaging spacing hole 1a1 when rotating adjusting knob 2 and moving in rifle body 1; Another madial wall of spacing hole 1a1 also having when adjusting knob 2 motion outer toward rifle body 1 can with stopper 2a against spacing confined planes 4, and confined planes 4 and guidance set 3 face.Specifically, as shown in Figures 5 to 7, adjusting knob 2 the inner cylindrically.The inner outer rim of this adjusting knob 2 offers curved groove 2b, establishes the curved support bar 2c in circular arc and curved support bar 2c is embedded in groove 2b in groove 2b, the two side of this curved support bar 2c parallels with the inner end face of adjusting knob 2.The stopper 2a that the outwardly formation in end of this curved support bar 2c is above-mentioned.
Further optimization, as shown in Figure 5, reinforcement 2d is equipped with between curved support bar 2c two side and groove 2b two side, be used for strengthening the intensity of curved support bar 2c, reduce the probability that curved support bar 2c is damaged when being subject to the active force of stopper 2a, simultaneously under the effect of reinforcement 2d, curved support bar 2c is by bending made to have the trend of recovery.In the present embodiment, adjusting knob 2, curved support bar 2c, stopper 2a, two reinforcement 2d are formed by same material one-shot forming, and wherein, this material is an elastomeric material, and elastomeric material can be the material such as plastics, rubber.
As described in Fig. 6 and Fig. 7, stopper 2a comprises a contact surface 2a1 contacted with link 1a inwall in adjusting knob 2 is screwed in rifle body 1 process, and this contact surface 2a1 is curved, be used for increasing the contact area of contact surface 2a1 and link 1a madial wall, adjusting knob 2 can be fixed in rifle body 1 more swimmingly.
In the present embodiment, guidance set 3 comprises contact surface 2a1 and spacing hole 1a1 madial wall, is used for making stopper 2a to depart from from spacing hole 1a1 more swimmingly or to rotate back in spacing hole 1a1, thus makes adjusting knob 2 screw in more swimmingly or to screw out.Wherein, the curved or inclined-plane that tilts from inside to outside of spacing hole 1a1 madial wall.Nature, guidance set 3 is only contact surface 2a1 or spacing hole 1a1 madial wall is also fine.
Further optimization, the madial wall of link 1a is a smooth madial wall, and when contact surface 2a1 and link 1a madial wall offset, contact surface 2a1 can recline completely with link 1a madial wall, play good guide effect, make adjusting knob 2 screw out more swimmingly or screw in further.
In this position limiting structure, stopper 2a also comprises the first side wall 2a2 and the second sidewall that are parallel to each other, and the first side wall 2a2 is connected by above-mentioned contact surface 2a1 with the second sidewall.Wherein, be arc transition between the first side wall 2a2 and contact surface 2a1, between the second sidewall and contact surface 2a1, also adopt arc transition, make stopper 2a can be smoothly transitted in link 1a or take out from link 1a.
As shown in Figure 5, this stopper 2a also comprises diapire 2a3 and the 3rd sidewall that is inclined-plane, and the 3rd sidewall parallels with contact surface 2a1, and the 3rd sidewall is between the first side wall 2a2 and the second sidewall.The arc length of the 3rd sidewall is less than the arc length of contact surface 2a1.Thus the support decreased stopper 2a, stopper 2a is enable to carry out elastic deformation more fast, thus increase the contact area of stopper 2a and confined planes 4, make confined planes 4 can play better limit effect, enable that stopper 2a is more smooth and easy to be proceeded in spacing hole 1a1 or depart from from spacing hole 1a1 simultaneously, meanwhile, adjusting knob 2 is made to screw out more swimmingly or to screw in.
During use, when adjusting knob 2 the inner is encased in the process in rifle body 1, the circumference rotation of adjusting knob 2 can be transformed into and moves axially, now stopper 2a can be subject to the extruding generation deformation of link 1a inwall and continue to move forward, until stopper 2a moves to when facing with spacing hole 1a1 position, extruded stopper 2a can spring in spacing hole 1a1; Adjusting knob 2 is by inwardly or outwards moving axially the flow regulated in foam gun, when adjusting knob 2 inward axial movement, can there is deformation and depart from spacing hole under the guide effect that both are common in stopper 2a, now adjusting knob 2 just can rotate very swimmingly in rifle head under the effect of spacing hole 1a1 madial wall; When adjusting knob 2 outward axial movement, when stopper 2a move to face with spacing hole 1a1 position time, extruded stopper 2a can spring in spacing hole 1a1 again, when adjusting knob 2 continues to produce, stopper 2a can offset with confined planes 4 and limited face 4 is located, when adjusting knob 2 splits out by needs, need by specifically instrument stopper 2a to be ejected from spacing hole 1a1 just to make adjusting knob 2 depart from spacing hole 1a1.
Embodiment two
The present embodiment two with the structure of embodiment one and principle substantially identical, different place is: contact surface 2a1 is an inclined-plane tilted from inside to outside.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (10)
1. the position limiting structure of rifle body and adjusting knob in a foam gun, described rifle body (1) has link (1a), described adjusting knob (2) is screwed onto in link (1a) and link (1a) is stretched out in this adjusting knob (2) outer end, it is characterized in that, described position limiting structure comprises the stopper (2a) being positioned at the inner outside of described adjusting knob (2) and the spacing hole (1a1) be positioned on link (1a), described stopper (2a) is made up of elastomeric material, described stopper (2a) is positioned at spacing hole (1a1), there is between described stopper (2a) and described spacing hole (1a1) madial wall the guidance set (3) making the described spacing hole (1a1) described in stopper (2a) disengaging when rotating adjusting knob (2) and moving in rifle body (1), another madial wall of described spacing hole (1a1) also has can with described stopper (2a) against spacing confined planes (4) when adjusting knob (2) moves outward toward rifle body (1).
2. the position limiting structure of rifle body and adjusting knob in foam gun according to claim 1, it is characterized in that, described stopper (2a) comprises a contact surface (2a1) that can contact with described link (1a) madial wall, and described contact surface (2a1) is curved.
3. the position limiting structure of rifle body and adjusting knob in foam gun according to claim 2, it is characterized in that, described guidance set (3) comprises described contact surface (2a1) and described spacing hole (1a1) madial wall, and described spacing hole (1a1) madial wall is a cambered surface or an inclined-plane.
4. the position limiting structure of rifle body and adjusting knob in the foam gun according to Claims 2 or 3, it is characterized in that, described stopper (2a) comprises the first side wall (2a2) and the second sidewall that are parallel to each other, described contact surface (2a1) is positioned between described the first side wall (2a2) and the second sidewall, being arc transition between described the first side wall (2a2) and described contact surface (2a1), is arc transition between the second described sidewall and described contact surface (2a1).
5. the position limiting structure of rifle body and adjusting knob in foam gun according to claim 4, it is characterized in that, described stopper (2a) comprises the 3rd sidewall paralleled with described contact surface (2a1), the 3rd described sidewall is positioned between described the first side wall (2a2) and the second described sidewall, the arc length of the 3rd described sidewall is less than the arc length of described contact surface (2a1), and described stopper (2a) also comprises the diapire (2a3) that can lean with confined planes (4) and described diapire (2a3) is an inclined-plane.
6. the position limiting structure of rifle body and adjusting knob in the foam gun according to claim 1 or 2 or 3, it is characterized in that, described adjusting knob (2) the inner cylindrically and this inner outer rim has groove (2b), described stopper (2a) part is positioned at described groove (2b), and have curved support bar (2c) between described stopper (2a) and groove (2b), and described curved support bar (2c) is embedded in described groove (2b).
7. the position limiting structure of rifle body and adjusting knob in foam gun according to claim 6, it is characterized in that, described curved support bar (2c) is in circular arc.
8. the position limiting structure of rifle body and adjusting knob in foam gun according to claim 7, it is characterized in that, described adjusting knob (2), described curved support bar (2c) and described stopper (2a) three are formed by same material disposal molding.
9. the position limiting structure of rifle body and adjusting knob in foam gun according to claim 8, is characterized in that all having reinforcement (2d) between described curved support bar (2c) two side and described groove (2b).
10. in the foam gun according to claim 1 or 2 or 3, the position limiting structure of rifle body and adjusting knob, is characterized in that, described stopper (2a) adopts plastics or rubber to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420565086.8U CN204170884U (en) | 2014-09-28 | 2014-09-28 | The position limiting structure of rifle body and adjusting knob in a kind of foam gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420565086.8U CN204170884U (en) | 2014-09-28 | 2014-09-28 | The position limiting structure of rifle body and adjusting knob in a kind of foam gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204170884U true CN204170884U (en) | 2015-02-25 |
Family
ID=52559721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420565086.8U Withdrawn - After Issue CN204170884U (en) | 2014-09-28 | 2014-09-28 | The position limiting structure of rifle body and adjusting knob in a kind of foam gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204170884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104209216A (en) * | 2014-09-28 | 2014-12-17 | 高益松 | Limit structure of gun body and adjusting knob in foam gun |
-
2014
- 2014-09-28 CN CN201420565086.8U patent/CN204170884U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104209216A (en) * | 2014-09-28 | 2014-12-17 | 高益松 | Limit structure of gun body and adjusting knob in foam gun |
| CN104209216B (en) * | 2014-09-28 | 2016-06-22 | 高益松 | The position limiting structure of gun body and adjusting knob in a kind of foam gun |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150225 Effective date of abandoning: 20160622 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |