CN110806626A - Core direct-melting type optical cable cross-connecting box - Google Patents
Core direct-melting type optical cable cross-connecting box Download PDFInfo
- Publication number
- CN110806626A CN110806626A CN201911139252.1A CN201911139252A CN110806626A CN 110806626 A CN110806626 A CN 110806626A CN 201911139252 A CN201911139252 A CN 201911139252A CN 110806626 A CN110806626 A CN 110806626A
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- Prior art keywords
- inner cavity
- box body
- optical cable
- pipe
- dust
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- 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
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- 230000003287 optical effect Effects 0.000 title claims abstract description 41
- 238000002844 melting Methods 0.000 title claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 60
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 238000007791 dehumidification Methods 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims 1
- 238000001035 drying Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000002265 prevention Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4446—Cable boxes, e.g. splicing boxes with two or more multi fibre cables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Drying Of Gases (AREA)
Abstract
The invention discloses a core direct-melting type optical cable cross-connecting box which comprises a box body, wherein a sliding door is rotatably connected to the front side of an inner cavity of the box body through a rotating shaft, a humidity sensor is locked at the top end of the right side of the inner cavity of the box body through a screw, one end of a support rod is arranged on the right side of each of the upper end and the lower end of the inner cavity of the box body, a support seat is arranged at the other end of the support rod, a heat conducting rod is arranged on the inner side of each support seat from front to back through an insulating pad, heat conducting oil is filled in the inner cavity of each heat conducting rod, a heating rod and a. The device can effectually clear away the inside dust of optical cable distributing box, heats the drying to the inside vapor of optical cable distributing box, avoids dust and vapor to lead to the inside components and parts of optical cable distributing box to break down, causes the components and parts short circuit to damage, has prolonged the life of optical cable distributing box, more accords with the user demand of reality.
Description
Technical Field
The invention relates to the technical field of optical cable cross connecting boxes, in particular to a core direct-melting type optical cable cross connecting box.
Background
The optical cable cross-connecting box is cross-connecting equipment for providing an optical cable terminating and jumping connection for a main layer optical cable and a wiring layer optical cable, after the optical cable is introduced into the optical cable cross-connecting box, the main layer optical cable and the wiring layer optical cable are communicated by using jumping fibers after being fixed, terminated and matched, the box body performance optical cable cross-connecting box is connecting equipment arranged outdoors, the most fundamental requirements on the optical cable cross-connecting box are that the optical cable cross-connecting box can resist severe weather and severe working environment, and the optical cable cross-connecting box has the characteristics of moisture condensation prevention, water and dust prevention, insect and rat damage prevention and strong impact damage resistance;
at present, the dustproof and waterproof effect of condensing of current optical cable distributing box is relatively poor, after being full of dust on optical cable distributing box inside components and parts, come interim in rainy season, vapor density increases in the air, vapor gets into optical cable distributing box's inside, because the dust absorbs moisture easily, the dust resistance that has had moisture can reduce, make the wire with local electric leakage, cause the abnormal even fire that generates heat of control circuit work, lead to components and parts short circuit damage easily, cause the optical cable trouble, shorten its life, it is not conform to actual user demand.
Disclosure of Invention
The invention aims to provide a core direct-melting type optical cable cross-connecting box to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a core direct-melting type optical cable cross-connecting box,
the box comprises a box body, wherein a sliding door is rotatably connected to the front side of an inner cavity of the box body through a rotating shaft, a humidity sensor is locked at the top end of the right side of the inner cavity of the box body through a screw, one end of a support rod is arranged on the right side of each of the upper end and the lower end of the inner cavity of the box body, a support seat is arranged at the other end of each support rod, a heat conduction rod is arranged on the inner side of each support seat from front to back through an insulating pad, heat conduction oil is filled in the inner;
the dust removal mechanism is arranged on the left side of the box body;
and the dehumidifying mechanism is arranged on the right side of the box body.
Preferably, the heat conduction rods are arranged on the inner sides of the heating rods and the supporting seat in a clearance mode, and the distance between every two adjacent heat conduction rods is 10 cm.
Preferably, dust removal mechanism includes first casing, first dust absorption fan, first exhaust column, first aspiration canal, first connection seat, first connecting pipe and the hole of induced drafting, there is first dust absorption fan the inner chamber bottom of first casing through screw locking, the air exit and the air intake of first dust absorption fan spiro union respectively have the one end of first exhaust column and first aspiration canal, four first connection seat set up respectively in the inner chamber left side and the top of box, the inboard one end of first connection seat is provided with first connecting pipe, the other end of first aspiration canal extends into the inner chamber of box, and with first connecting pipe looks spiro union, the hole of induced drafting communicating with the outside surface has all been seted up to the inner chamber inner wall of first connecting pipe.
Preferably, the air suction holes are arranged on the inner wall of the first connecting pipe at intervals, and the distance between every two adjacent air suction holes is 5 cm.
Preferably, the dehumidifying mechanism comprises a second shell, a second dust suction fan, a second air suction pipe, a second exhaust pipe, a filter sponge, activated carbon, a second connecting seat, a second connecting pipe and an exhaust hood, a second dust suction fan is locked at the bottom end of the inner cavity of the second shell through a screw, an air inlet and an air outlet of the second dust suction fan are respectively screwed with one end of a second air suction pipe and one end of a second air exhaust pipe, the inner cavities of the through holes at the top ends of the inner cavities of the first shell and the second shell are respectively inserted with a filter sponge, the top end of the filter sponge is provided with active carbon, the two second connecting seats are arranged at the right side of the inner cavity of the box body, the inner side end of the second connecting seat is provided with a second connecting pipe, the other end of the second exhaust pipe extends into the inner cavity of the box body and is in threaded connection with the second connecting pipe, and exhaust hoods are in threaded connection with the upper end and the lower end of the second connecting pipe.
Preferably, the exhaust hood is positioned on the right side of the heat conducting rod.
The core direct-melting optical cable cross-connecting box provided by the invention has the beneficial effects that: after the first dust suction fan is normally started, air in the inner cavity of the box body is sucked into the inner cavities of the first connecting pipe and the first air suction pipe through the air suction hole, the air is discharged through the first air exhaust pipe to remove dust in the inner cavity of the box body, after the second dust suction fan is normally started, the outside air is sucked into the inner cavity of the second air exhaust pipe through the second air suction pipe and is conveyed to the inner cavities of the second air exhaust pipe and the second connecting pipe, the air is blown into the inner cavity of the box body through the exhaust hood, the air blown out through the exhaust hood passes through the outer wall of the heat conducting rod, the air is heated and dried through the heat conducting rod, the humidity of the air is reduced, the device can effectively remove dust in the optical cable cross connecting box, the water vapor in the optical cable cross connecting box is heated and dried, the phenomenon that components in the optical cable cross connecting box are broken due to the dust and the water vapor is avoided, the components are damaged by, more meets the actual use requirement.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the case of the present invention;
FIG. 3 is an enlarged view of the invention at A;
fig. 4 is a right side sectional view of the heat conduction rod of the present invention.
In the figure: 1. the box, 2, dust removal mechanism, 21, first casing, 22, first dust absorption fan, 23, first exhaust column, 24, first aspiration channel, 25, first connecting seat, 26, first connecting pipe, 27, air suction hole, 3, dehumidification mechanism, 31, the second casing, 32, the second dust absorption fan, 33, the second aspiration channel, 34, the second exhaust column, 35, filter sponge, 36, activated carbon, 37, the second connecting seat, 38, the second connecting pipe, 39, the exhaust hood, 4, sliding door, 5, humidity transducer, 6, bracing piece, 7, supporting seat, 8, insulating pad, 9, heat conduction rod, 10, heat conduction oil, 11, heating rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a core direct-melting type optical cable cross-connecting box comprises a box body 1, a sliding door 4 is rotatably connected to the front side of an inner cavity of the box body 1 through a rotating shaft, a humidity sensor 5 is locked at the top end of the right side of the inner cavity of the box body 1 through a screw, one end of a support rod 6 is arranged on the right side of each of the upper end and the lower end of the inner cavity of the box body 1, a support seat 7 is arranged at the other end of the support rod 6, a heat conducting rod 9 is arranged on the inner side of the support seat 7 from front to back through an, the heating rod 11 is normally started to heat itself and transfer the heat to the heat conducting rod 9, heat is accelerated at the speed of the transmission of the outer wall of the heat conducting rod 9 through the heat conducting oil 10 in the inner cavity of the heat conducting rod 9, the other end of the heat conducting rod 9 is provided with a heating rod 11, a dust removing mechanism 2 is arranged on the left side of the box body 1, a dehumidifying mechanism 3 is arranged on the left side of the box body 1, and the dehumidifying mechanism 3 is arranged on the right side of the box body 1.
The following electric devices have the following types and functions:
the model of the humidity sensor 5 is JCJ103HT, and the humidity of the inner cavity of the box body 1 can be monitored in real time through the humidity sensor 5;
the models of the first dust suction fan 22 and the second dust suction fan 32 are CX-100, the first dust suction fan 22 and the second dust suction fan 32 are connected with an external power supply, the external power supply is 380V alternating current, and the external power supply of the first dust suction fan 22 and the second dust suction fan 32 is connected or disconnected to enable the first dust suction fan 22 and the second dust suction fan 32 to work or stop working.
As preferred scheme, still further, heat conduction stick 9 interval is arranged at the inboard of heating rod 11 and supporting seat 7, and the interval between the adjacent heat conduction stick 9 is 10cm, heats oneself after 11 normal start-up of heating rod to give heat conduction stick 9 with the heat transfer, through the heat conduction oil 10 of the heat conduction stick 9 inner chamber accelerate the speed of heat at the outer wall transfer of heat conduction stick 9.
As a preferable scheme, further, the dust removing mechanism 2 includes a first housing 21, a first dust suction fan 22, a first exhaust duct 23, a first suction duct 24, a first connection seat 25, a first connection pipe 26 and a suction hole 27, the bottom end of the inner cavity of the first housing 21 is locked with the first dust suction fan 22 through a screw, an air outlet and an air inlet of the first dust suction fan 22 are respectively screwed with one end of the first exhaust duct 23 and one end of the first suction duct 24, four first connection seats 25 are respectively arranged at the left side and the top end of the inner cavity of the box body 1, one end of the inner side of the first connection seat 25 is provided with the first connection pipe 26, the other end of the first suction duct 24 extends into the inner cavity of the box body 1 and is screwed with the first connection pipe 26, the inner wall of the inner cavity of the first connection pipe 26 is provided with the suction hole 27 communicated with the outer side surface, the heating mechanism heats itself after being normally started by the heating rod 11, the heat conduction oil 10 in the inner cavity of the heat conduction rod 9 is used for accelerating the heat transfer speed on the outer wall of the heat conduction rod 9.
As a preferred scheme, furthermore, the air suction holes 27 are arranged on the inner wall of the first connecting pipe 26 at intervals, the distance between adjacent air suction holes 27 is 5cm, the air at the top end of the inner cavity of the box body 1 and at the left side of the inner cavity of the box body 1 can be quickly discharged out of the inner cavity of the box body 1 by the air suction holes 27, and the dust removal effect on the inner cavity of the box body 1 is improved.
As a preferable scheme, further, the dehumidifying mechanism 3 includes a second housing 31, a second dust suction fan 32, a second air suction pipe 33, a second exhaust pipe 34, a filter sponge 35, activated carbon 36, a second connecting seat 37, a second connecting pipe 38 and an exhaust hood 39, the second dust suction fan 32 is locked at the bottom end of the inner cavity of the second housing 31 through screws, one end of the second air suction pipe 33 and one end of the second exhaust pipe 34 are respectively screwed at the air inlet and the air outlet of the second dust suction fan 32, the filter sponge 35 is respectively inserted in the inner cavities of the top through holes of the inner cavities of the first housing 21 and the second housing 31, the activated carbon 36 is arranged at the top end of the filter sponge 35, the two second connecting seats 37 are arranged at the right side of the inner cavity of the box 1, the second connecting pipe 38 is arranged at one end of the inner side of the second connecting seat 37, the other end of the second connecting pipe 34 extends into the inner cavity of the box 1 and is, exhaust hoods 39 are respectively screwed at the upper end and the lower end of the second connecting pipe 38, and after the second dust suction fan 32 is normally started, outside air is sucked into the inner cavity of the second exhaust pipe 34 through the second air suction pipe 33, conveyed to the inner cavities of the second exhaust pipe 34 and the second connecting pipe 38, and blown into the inner cavity of the box body 1 through the exhaust hoods 39.
Preferably, the exhaust hood 39 is located at the right side of the heat conducting rod 9, and the air blown out through the exhaust hood 39 passes through the outer wall of the heat conducting rod 9, and is heated and dried through the heat conducting rod 9, so as to reduce the humidity of the air.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet control requirements, specific connection and control sequence.
When the dust collector is used, when dust removal is needed to be carried out on the inner cavity of the box body 1, the power supply of the first dust suction fan 22 is switched on, after the first dust suction fan 22 is normally started, air in the inner cavity of the box body 1 is sucked into the inner cavities of the first connecting pipe 26 and the first air suction pipe 24 through the air suction hole 27 and is discharged through the first exhaust pipe 23, when the first dust suction fan 22 stops working, dust and water vapor in the air can be prevented from entering the inner cavity of the box body 1 through the filtering sponge 35 and the activated carbon 36 at the top end of the inner cavity of the first shell 21, when the humidity sensor 5 detects that the humidity in the inner cavity of the box body 1 exceeds the set humidity, the power supply of the heating rod 11 and the power supply of the second dust suction fan 32 are switched on, the heating rod 11 is heated after being normally started, heat is transferred to the heat conducting rod 9, the heat transfer speed of the heat on the outer wall of the heat conducting, after the second dust suction fan 32 is normally started, the outside air is sucked into the inner cavity of the second exhaust pipe 34 through the second suction pipe 33 and is conveyed to the inner cavities of the second exhaust pipe 34 and the second connecting pipe 38, the air is blown into the inner cavity of the box body 1 through the exhaust cover 39, the air blown out from the exhaust cover 39 passes through the outer wall of the heat conducting rod 9, the air is heated and dried through the heat conducting rod 9 to reduce the humidity of the air, the dust and the water vapor in the air are filtered through the filtering sponge 35 and the activated carbon 36 at the top end of the second shell 31, when the humidity sensor 5 detects that the air humidity in the inner cavity of the box body 1 reaches the set standard, the heating rod 11 and the second dust suction fan 32 are stopped to work, the device has simple structure and convenient operation and control, the dust in the optical cable cross connecting box can be effectively removed, the water vapor in the optical cable cross connecting box is heated and dried, and the service life of the optical cable cross connecting, more meets the actual use requirement.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a core directly melts type optical cable distributing box which characterized in that:
the box comprises a box body (1), wherein a sliding door (4) is rotatably connected to the front side of an inner cavity of the box body (1) through a rotating shaft, a humidity sensor (5) is locked at the top end of the right side of the inner cavity of the box body (1) through a screw, one end of a support rod (6) is arranged on the right sides of the upper end and the lower end of the inner cavity of the box body (1), a support seat (7) is arranged at the other end of the support rod (6), a heat conducting rod (9) is arranged on the inner side of the support seat (7) from front to back through an insulating pad (8), heat conducting oil (10) is filled in the inner cavity of the heat conducting rod (9; the dust removal mechanism (2), the dust removal mechanism (2) is arranged on the left side of the box body (1);
the dehumidification mechanism (3), the dehumidification mechanism (3) set up in the right side of box (1).
2. The core direct-melting optical cable cross-connecting cabinet as claimed in claim 1, wherein: the heat conducting rods (9) are arranged on the inner sides of the heating rods (11) and the supporting seat (7) in a clearance mode, and the distance between every two adjacent heat conducting rods (9) is 10 cm.
3. The core direct-melting optical cable cross-connecting cabinet as claimed in claim 1, wherein: the dust removing mechanism (2) comprises a first shell (21), a first dust absorption fan (22), a first exhaust pipe (23), a first air suction pipe (24), a first connecting seat (25), a first connecting pipe (26) and an air suction hole (27), a first dust absorption fan (22) is locked at the bottom end of the inner cavity of the first shell (21) through a screw, an air outlet and an air inlet of the first dust absorption fan (22) are respectively screwed with one end of a first exhaust pipe (23) and one end of a first air absorption pipe (24), four first connecting seats (25) are respectively arranged at the left side and the top end of the inner cavity of the box body (1), a first connecting pipe (26) is arranged at one end of the inner side of the first connecting seat (25), the other end of the first air suction pipe (24) extends into the inner cavity of the box body (1) and is in threaded connection with a first connecting pipe (26), the inner walls of the inner cavities of the first connecting pipes (26) are provided with air suction holes (27) communicated with the outer side surfaces.
4. The core direct-melting optical cable cross-connecting cabinet of claim 3, wherein: the air suction holes (27) are arranged on the inner wall of the first connecting pipe (26) in a clearance mode, and the distance between every two adjacent air suction holes (27) is 5 cm.
5. The core direct-melting optical cable cross-connecting cabinet as claimed in claim 1, wherein: the dehumidifying mechanism (3) comprises a second shell (31), a second dust suction fan (32), a second suction pipe (33), a second exhaust pipe (34), a filter sponge (35), active carbon (36), a second connecting seat (37), a second connecting pipe (38) and an exhaust hood (39), the inner cavity bottom end of the second shell (31) is locked with the second dust suction fan (32) through screws, an air inlet and an air outlet of the second dust suction fan (32) are respectively screwed with one end of the second suction pipe (33) and one end of the second exhaust pipe (34), the inner cavities of the inner cavity top end through holes of the first shell (21) and the second shell (31) are respectively spliced with the filter sponge (35), the top end of the filter sponge (35) is provided with the active carbon (36), the two second connecting seats (37) are arranged on the inner cavity right side of the box body (1), one end of the inner side of the second connecting seat (37) is provided with the second connecting pipe (38), the other end of the second exhaust pipe (34) extends into the inner cavity of the box body (1) and is in threaded connection with a second connecting pipe (38), and exhaust hoods (39) are respectively in threaded connection with the upper end and the lower end of the second connecting pipe (38).
6. The core direct-melting optical cable cross-connecting cabinet of claim 5, wherein: the exhaust hood (39) is positioned on the right side of the heat conducting rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911139252.1A CN110806626A (en) | 2019-11-20 | 2019-11-20 | Core direct-melting type optical cable cross-connecting box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911139252.1A CN110806626A (en) | 2019-11-20 | 2019-11-20 | Core direct-melting type optical cable cross-connecting box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110806626A true CN110806626A (en) | 2020-02-18 |
Family
ID=69490732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911139252.1A Pending CN110806626A (en) | 2019-11-20 | 2019-11-20 | Core direct-melting type optical cable cross-connecting box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110806626A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001190925A (en) * | 1999-10-26 | 2001-07-17 | Mitsubishi Electric Corp | Dehumidifying/drying apparatus and dehumidifying/drying method |
| CN201382655Y (en) * | 2009-03-06 | 2010-01-13 | 王天然 | Energy storage cooling unit |
| CN107192036A (en) * | 2017-06-22 | 2017-09-22 | 宣永 | A kind of air purifier with dehumidification function |
| CN109127165A (en) * | 2018-10-26 | 2019-01-04 | 镇江龙成绝缘材料有限公司 | It is a kind of for producing the centrifuge of performance characteristics composite polyimide material |
| CN208509423U (en) * | 2018-06-15 | 2019-02-15 | 中航建设集团成套装备股份有限公司 | A kind of dust-proof dehumidification device for distribution transforming automation control case |
-
2019
- 2019-11-20 CN CN201911139252.1A patent/CN110806626A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001190925A (en) * | 1999-10-26 | 2001-07-17 | Mitsubishi Electric Corp | Dehumidifying/drying apparatus and dehumidifying/drying method |
| CN201382655Y (en) * | 2009-03-06 | 2010-01-13 | 王天然 | Energy storage cooling unit |
| CN107192036A (en) * | 2017-06-22 | 2017-09-22 | 宣永 | A kind of air purifier with dehumidification function |
| CN208509423U (en) * | 2018-06-15 | 2019-02-15 | 中航建设集团成套装备股份有限公司 | A kind of dust-proof dehumidification device for distribution transforming automation control case |
| CN109127165A (en) * | 2018-10-26 | 2019-01-04 | 镇江龙成绝缘材料有限公司 | It is a kind of for producing the centrifuge of performance characteristics composite polyimide material |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200218 |