CN108308745A - A kind of lifesaving waterproof rain trousers - Google Patents
A kind of lifesaving waterproof rain trousers Download PDFInfo
- Publication number
- CN108308745A CN108308745A CN201810320987.3A CN201810320987A CN108308745A CN 108308745 A CN108308745 A CN 108308745A CN 201810320987 A CN201810320987 A CN 201810320987A CN 108308745 A CN108308745 A CN 108308745A
- Authority
- CN
- China
- Prior art keywords
- gas cylinder
- rain trousers
- lifesaving
- air bag
- interconnecting piece
- 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.)
- Pending
Links
- 239000007789 gas Substances 0.000 claims description 27
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 22
- 229910001882 dioxygen Inorganic materials 0.000 claims description 22
- 230000004083 survival effect Effects 0.000 claims description 16
- 230000000694 effects Effects 0.000 abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 238000005273 aeration Methods 0.000 description 3
- 239000002775 capsule Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 206010013647 Drowning Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D3/00—Overgarments
- A41D3/02—Overcoats
- A41D3/04—Raincoats
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/015—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with shock-absorbing means
- A41D13/018—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with shock-absorbing means inflatable automatically
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D3/00—Overgarments
- A41D3/02—Overcoats
- A41D3/04—Raincoats
- A41D3/06—Raincoats with leg-protecting means
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
Abstract
The invention belongs to rain trousers technical fields, specifically disclose a kind of lifesaving waterproof rain trousers, including trousers ontology, the trousers ontology includes interconnecting piece and two trouser legs portions, and two trouser legs portions and interconnecting piece are integrally formed setting, further include communicating pipe, the interconnecting piece one side is equipped with pneumatophore, the trouser legs portion is equipped with the compressed gas cylinder being connected to pneumatophore, and the communicating pipe both ends are connected to compressed gas cylinder and pneumatophore respectively, and the compressed gas cylinder is equipped with water-soluble switch with pneumatophore connectivity part.Automatic inflating may be implemented in the rain trousers, to ensure the life security of fisherman, reaches lifesaving effect.
Description
Technical field
The present invention relates to rain trousers technical fields, and in particular to a kind of lifesaving waterproof rain trousers.
Background technology
Coastal fisherman meets wind and rain when going to sea shipboard operation, so general that wear raincoat trousers made of rubber or plastics, due to
Lidar Equation usually accidentally falls into the water, and will result in death by accident to not natatory people.So over the years, lifesaving
Utensil is all disposed on clothes or directly makes clothes and is known as Lifesaving raincoat, and for the operation at sea personnel such as fisherman, rain trousers
It is that must wear tool, if Life Saving Apparatus is arranged on clothes, fisherman puts on life vest again for safety, so having done work
It is next dumb, operation is influenced, it is also less practical.Especially summer, more nobody wear, and thus there is severe compromises.
Notification number is that CN202009700U Chinese utility model patents disclose a kind of lifesaving waterproof rain trousers, in rain trouser legs portion
Upper waistband makes double-layer inflatable bag, and air inflation nozzle can blow into gas with mouth from air inflation nozzle if necessary in front, make the waist of trousers at
One lifebuoy prevents people from wearing rain trousers and is planted in water, and is easy to be drowned.Although above-mentioned patent can generate buoyancy, reach
It is certain to prevent drowned effect of drowning, but artificial inflation is needed to can be only achieved the effect similar to lifebuoy, and people
Once when drowned, be it is very flurried, four limbs can continuous thump water, do not take into consideration at all with air inflation nozzle to airbag aeration,
Cause air bag that can not open in this way, rain trousers still cannot be guaranteed the life security of fisherman, be unable to reach lifesaving effect.
Invention content
The purpose of the present invention is to provide a kind of lifesaving waterproof rain trousers, which may be implemented automatic inflating, to ensure fishing
The life security of the people reaches lifesaving effect.
In order to achieve the above objectives, base case of the invention is as follows：A kind of lifesaving waterproof rain trousers, including trousers ontology, institute
It includes interconnecting piece and two trouser legs portions to state trousers ontology, and two trouser legs portions and interconnecting piece are integrally formed setting, further include connection
Pipe, the interconnecting piece one side are equipped with pneumatophore, and the trouser legs portion is equipped with the compressed gas cylinder being connected to pneumatophore, the communicating pipe
Both ends are connected to compressed gas cylinder and pneumatophore respectively, and the compressed gas cylinder is equipped with water-soluble switch with pneumatophore connectivity part.
Using this base case operation principle and have the beneficial effect that：When in use, trousers ontology is through fisherman's body
On.Fisherman is in fishing operations, if falling into the water accidentally, when water level is risen at compressed gas cylinder, because compressed gas cylinder passes through company
Siphunculus is connected to pneumatophore, and compressed gas cylinder is equipped with water-soluble switch with communicating pipe junction.I.e. when water level to the height of water-soluble switch
When spending, water-soluble switch can be opened, and the gas in compressed gas cylinder can be entered by communicating pipe in pneumatophore, keep pneumatophore inflation swollen
It is swollen, that is, the volume of lifesaving waterproof rain trousers is increased, and then increase the buoyancy of rain trousers entirety, avoids fisherman drowned.
In this programme by gas compression in compressed gas cylinder, the volume of gas is reduced, is convenient for carrying and is operated with fisherman, and
It may be implemented to be that gas is filled into pneumatophore automatically in compressed gas cylinder by the way that water-soluble switch is arranged, even if fisherman is accidentally overboard,
It will not further ensure fisherman life security because of the case where being nervously fumbled etc. in the presence of pneumatophore can not be opened, reach
The effect of lifesaving.
Preferred embodiment one：As the preferred embodiment of basic scheme, the pneumatophore includes preceding air bag and interior air bag, it is described in
For air bag between preceding air bag and interconnecting piece, the compressed gas cylinder includes oxygen gas cylinder and dioxide bottle, the oxygen gas
Bottle and dioxide bottle are separately positioned in two trouser legs portions, and the dioxide bottle is connected by communicating pipe and preceding air bag
Logical, in dioxide bottle and communicating pipe junction, the oxygen gas cylinder passes through communicating pipe and interior gas for the water-soluble switch setting
Capsule is connected to, and the communicating pipe is equipped with rotary switch with oxygen gas cylinder junction.After fisherman puts on rain trousers, when water level is increased to water
When molten switch, water-soluble switch can be opened, and the gas in dioxide bottle can be by air bag before entering communicating pipe, making preceding gas
Capsule is inflated and is expanded, i.e., volume increases, and increases the buoyancy of rain trousers.Fisherman can also be artificial opening rotary switch, make oxygen gas
Gas in bottle enters in interior air bag, makes interior airbag aeration and expands, further increases the volume of rain trousers, make suffered by rain trousers
Buoyancy bigger.
In the present solution, be filling CO 2 in preceding air bag, carbon dioxide is compared to oxygen, and cost squeeze is low and dioxy
Changing carbon has certain insulation effect, and certain heat insulation effect is played to fisherman.It interior air bag and oxygen gas cylinder communicating pipe, then can be with
The oxygen in oxygen gas cylinder is set to enter in interior air bag by opening rotary switch, air bag preceding in this way and the cooperation of interior air bag so that
The volume bigger of pneumatophore, generated buoyancy bigger.And interior air bag is between preceding air bag and interconnecting piece, then before air bag and
Interconnecting piece can generate a protective effect with inner bladder, avoid interior air bag damaged.Dioxide bottle and oxygen gas cylinder point
It is not located in two different trouser legs portions, can keep balancing.
Preferred embodiment two：Preferably one preferred embodiment, the interior air bag are communicated with hose, are set on the hose
There is valve.Fisherman can usually have the case where influencing life security because of anoxic when drowned.And in the present solution, fisherman can
First to open rotary switch, the oxygen in oxygen gas cylinder is made to enter in interior air bag, air bag volume increases in one side, makes rain trousers
The buoyancy bigger integrally generated, on the other hand, fisherman can open valve, and oxygen is made to be breathed for fisherman by hose effusion.
Preferred embodiment three：Preferably one preferred embodiment, the interconnecting piece are equipped with GPS positioning module.It can be with
The positioning for determining personnel in time by GPS positioning module, convenient for carrying out rescue operation.
Preferred embodiment four：Preferably one preferred embodiment, the interconnecting piece are equipped with rain trousers binding strap and and rain
The rain trousers binding of trousers binding strap cooperation is buckled.Rain trousers binding strap and rain trousers binding snap fit are closed, convenient for rain trousers are fixed on human body.
Preferred embodiment five：Preferably four preferred embodiment, the rain trousers binding strap are equipped with flourescent sheet.It is provided with
Flourescent sheet can play reminding effect at night.
Preferred embodiment six：Preferably two or preferred embodiment three or preferred embodiment five preferred embodiment, the connection
Portion is equipped with the whistle of seeking survival.When needing emergency, the whistle of seeking survival can be blowed, the whistle that makes to seek survival, which makes a sound, reaches effect of seeking survival.
Preferred embodiment seven：Preferably six preferred embodiment, the described one end of trouser legs portion far from interconnecting piece are equipped with bullet
Property portion.Elastic portion can make one to tighten automatically after putting on, even if trouser legs portion end carries out banding to people leg, avoid water from trousers
Leg bottom enters in rain trousers ontology.
Description of the drawings
Fig. 1 is a kind of front view of lifesaving waterproof rain trousers of the present invention；
Fig. 2 is a kind of rearview of lifesaving waterproof rain trousers of the present invention；
Side view when Fig. 3 is a kind of lifesaving waterproof rain trousers unaerated of the invention；
Fig. 4 is side view when a kind of lifesaving waterproof rain trousers of the present invention are inflated.
Specific implementation mode
Below by specific implementation mode, the present invention is described in further detail：
Reference numeral in Figure of description includes：Trouser legs portion 11, elastic band 111, interconnecting piece 12, pneumatophore 20, preceding gas
Capsule 21, interior air bag 22, hose 221, dioxide bottle 23, oxygen gas cylinder 24, water-soluble switch 25, communicating pipe 26, the binding of rain trousers
Band 31, rain trousers binding buckle 32, GPS positioning module 41, the whistle 51 of seeking survival.
Embodiment is basic as shown in attached drawing 1, Fig. 2, Fig. 3 and Fig. 4：A kind of lifesaving waterproof rain trousers, including trousers ontology and company
Siphunculus 26.Trousers ontology includes interconnecting piece 12 and two trouser legs portions 11, and two trouser legs portions 11 and interconnecting piece 12 are integrally formed and set
It sets, 12 front of interconnecting piece is equipped with pneumatophore 20, and wherein pneumatophore 20 includes preceding air bag 21 and interior air bag 22, before interior air bag 22 is located at
Between air bag 21 and interconnecting piece 12, compressed gas cylinder includes oxygen gas cylinder 24 and dioxide bottle 23, oxygen gas cylinder in this programme
24 and dioxide bottle 23 be separately positioned in two trouser legs portions 11, dioxide bottle 23 passes through communicating pipe 26 and preceding air bag
21 connections, dioxide bottle 23 and 26 junction of communicating pipe are arranged water-soluble switch 25, oxygen gas cylinder 24 by communicating pipe 26 and
Interior air bag 22 is connected to, and communicating pipe 26 is equipped with rotary switch with 24 junction of oxygen gas cylinder.Interior air bag 22 is communicated with hose 221, soft
Pipe 221 is equipped with valve.One end elastic portion of the trouser legs portion 11 far from interconnecting piece 12, elastic portion is elastic band 111 in this programme.Pine
Taut band can make one to tighten automatically after putting on, even if trouser legs portion end carries out banding to people leg, avoid water from trouser legs portion bottom
Portion enters in rain trousers ontology.
After fisherman puts on rain trousers, when water level is increased to water-soluble switch 25, water-soluble switch 25, which is dissolved in water, can connect electricity
Source makes the gas in dioxide bottle 23 by air bag before entering communicating pipe 26 21, air bag 21 is inflated and expanded before making,
I.e. volume increases, and increases the buoyancy of rain trousers.It interior air bag 22 and 24 communicating pipe 26 of oxygen gas cylinder, then can be by opening rotary switch
The oxygen in oxygen gas cylinder 24 is set to enter in interior air bag 22, air bag 21 preceding in this way and interior air bag 22 coordinate so that pneumatophore 20
Volume bigger, generated buoyancy bigger.And interior air bag 22 is between preceding air bag 21 and interconnecting piece 12, then before air bag 21
A protective effect can be generated with inner bladder 22 with interconnecting piece 12, avoid interior air bag 22 damaged.23 He of dioxide bottle
Oxygen gas cylinder 24 is respectively provided in two different trouser legs portions, can keep balancing.In addition fisherman can usually exist when drowned
The case where influencing life security because of anoxic.And in the present solution, fisherman can first open rotary switch, make in oxygen gas cylinder 24
Oxygen enter in interior air bag 22, in one side air bag 22 product increase, the buoyancy bigger for making rain trousers integrally generate, another party
Face, fisherman can open valve, so that oxygen is passed through the effusion of hose 221 and breathed for fisherman.After primary, replace compressed gas cylinder and
Water-soluble switch.
Interconnecting piece 12 is equipped with GPS positioning module 41.It can determine the positioning of personnel in time by GPS positioning module 41,
Convenient for carrying out rescue operation.
Interconnecting piece 12 is equipped with rain trousers binding strap 31 and the rain trousers coordinated with rain trousers binding strap 31 binding buckles 32, the binding of rain trousers
Band 31 is equipped with flourescent sheet.32 cooperations are buckled in rain trousers binding strap 31 and the binding of rain trousers, convenient for rain trousers are fixed on human body.And rain
Flourescent sheet is provided on trousers binding strap 31 to play reminding effect at night.
It is internally provided with heating part in interconnecting piece, heating part is the iron powder of high-purity in the present embodiment.After interior airbag aeration
And when being breathed oxygen discharge for people by hose, iron powder contact oxygen will produce heat, and 10 can be continued by generating heat in this programme
A hour, to play a protective role to fisherman when weather cold.
Interconnecting piece 12 is equipped with the whistle 51 of seeking survival.When needing emergency, the whistle 51 of seeking survival can be blowed, the whistle 51 that makes to seek survival makes a sound
Reach effect of seeking survival.Floating body can also be set at the whistle of seeking survival, and the whistle alays afloat that makes to seek survival is in the water surface.Preceding air bag connection connection
Pipe, preceding air bag are equipped with relief valve with connecting tube junction, and connecting tube free end is matched with the whistle of seeking survival.Such as occur fisherman it is drowned and
When oneself can not blow the case where seeking survival the whistle, because distance of the preceding air bag after drowned apart from horizontal plane is greater than not drowned feelings
Condition, i.e., the hydraulic pressure when hydraulic pressure that preceding air bag is subject at this time is also greater than not drowned situation, the pressure that preceding air bag is subject to is big, so its
Internal air pressure also increases and relief valve is made to open, and has partial CO 2 to be escaped by relief valve and blows the whistle of seeking survival, reaches
Automatically the effect sought survival.
Above-described is only the embodiment of the present invention, and the common sense such as well known concrete structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific implementation mode can be used for explaining the content of claim.
Claims (8)
1. a kind of lifesaving waterproof rain trousers, including trousers ontology, the trousers ontology includes interconnecting piece and two trouser legs portions, two trousers
Leg and interconnecting piece are integrally formed setting, it is characterised in that：Further include communicating pipe, the interconnecting piece one side is equipped with pneumatophore,
The trouser legs portion is equipped with the compressed gas cylinder being connected to pneumatophore, and the communicating pipe both ends connect with compressed gas cylinder and pneumatophore respectively
Logical, the compressed gas cylinder is equipped with water-soluble switch with pneumatophore connectivity part.
2. a kind of lifesaving waterproof rain trousers according to claim 1, it is characterised in that：The pneumatophore includes preceding air bag and interior
Air bag, for the interior air bag between preceding air bag and interconnecting piece, the compressed gas cylinder includes oxygen gas cylinder and dioxide bottle,
The oxygen gas cylinder and dioxide bottle are separately positioned in two trouser legs portions, the dioxide bottle by communicating pipe with
Preceding air bag connection, in dioxide bottle and communicating pipe junction, the oxygen gas cylinder passes through connection for the water-soluble switch setting
Pipe is connected to interior air bag, and the communicating pipe is equipped with rotary switch with oxygen gas cylinder junction.
3. a kind of lifesaving waterproof rain trousers according to claim 2, it is characterised in that：The interior air bag is communicated with hose, institute
It states hose and is equipped with valve.
4. a kind of lifesaving waterproof rain trousers according to claim 2, it is characterised in that：The interconnecting piece is equipped with GPS positioning
Module.
5. a kind of lifesaving waterproof rain trousers according to claim 2, it is characterised in that：The interconnecting piece is bound equipped with rain trousers
Band and the rain trousers binding coordinated with rain trousers binding strap are buckled.
6. a kind of lifesaving waterproof rain trousers according to claim 5, it is characterised in that：The rain trousers binding strap is equipped with fluorescence
Piece.
7. a kind of lifesaving waterproof rain trousers according to claim 3 or 4 or 6, it is characterised in that：The interconnecting piece is equipped with and seeks survival
The whistle.
8. a kind of lifesaving waterproof rain trousers according to claim 7, it is characterised in that：The trouser legs portion far from interconnecting piece one
End is equipped with elastic portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810320987.3A CN108308745A (en) | 2018-04-11 | 2018-04-11 | A kind of lifesaving waterproof rain trousers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810320987.3A CN108308745A (en) | 2018-04-11 | 2018-04-11 | A kind of lifesaving waterproof rain trousers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108308745A true CN108308745A (en) | 2018-07-24 |
Family
ID=62897308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810320987.3A Pending CN108308745A (en) | 2018-04-11 | 2018-04-11 | A kind of lifesaving waterproof rain trousers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108308745A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109757796A (en) * | 2019-03-22 | 2019-05-17 | 贵州大学 | With air bag and the prominent safety control vest of the coal mine of oxygen supply and means of defence |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5453033A (en) * | 1994-10-11 | 1995-09-26 | Travinski; A. Robert | Combination life preserver and trouser belt |
| CN2407600Y (en) * | 1999-12-29 | 2000-11-29 | 谭明森 | Inflating life saving garment |
| CN1279046A (en) * | 2000-07-20 | 2001-01-10 | 陈卫文 | Lifesaving raintrousers |
| CN201336960Y (en) * | 2008-12-22 | 2009-11-04 | 天津工业大学 | Raincoat with air bag |
| CN201422426Y (en) * | 2009-03-16 | 2010-03-17 | 杨卉琳 | Closed protective clothing |
| CN103206240A (en) * | 2012-01-16 | 2013-07-17 | 周泉清 | Multifunctional lifesaving one-piece suit |
| CN204599376U (en) * | 2015-04-03 | 2015-09-02 | 陈文浩 | Multi-functional mine life saving clothing |
| WO2016169262A1 (en) * | 2015-04-20 | 2016-10-27 | *** | First-aid swimsuit with air bags |
-
2018
- 2018-04-11 CN CN201810320987.3A patent/CN108308745A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5453033A (en) * | 1994-10-11 | 1995-09-26 | Travinski; A. Robert | Combination life preserver and trouser belt |
| CN2407600Y (en) * | 1999-12-29 | 2000-11-29 | 谭明森 | Inflating life saving garment |
| CN1279046A (en) * | 2000-07-20 | 2001-01-10 | 陈卫文 | Lifesaving raintrousers |
| CN201336960Y (en) * | 2008-12-22 | 2009-11-04 | 天津工业大学 | Raincoat with air bag |
| CN201422426Y (en) * | 2009-03-16 | 2010-03-17 | 杨卉琳 | Closed protective clothing |
| CN103206240A (en) * | 2012-01-16 | 2013-07-17 | 周泉清 | Multifunctional lifesaving one-piece suit |
| CN204599376U (en) * | 2015-04-03 | 2015-09-02 | 陈文浩 | Multi-functional mine life saving clothing |
| WO2016169262A1 (en) * | 2015-04-20 | 2016-10-27 | *** | First-aid swimsuit with air bags |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109757796A (en) * | 2019-03-22 | 2019-05-17 | 贵州大学 | With air bag and the prominent safety control vest of the coal mine of oxygen supply and means of defence |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180724 |