CN2123382U - Hot melt adhesive coating machine - Google Patents
Hot melt adhesive coating machine Download PDFInfo
- Publication number
- CN2123382U CN2123382U CN 92211597 CN92211597U CN2123382U CN 2123382 U CN2123382 U CN 2123382U CN 92211597 CN92211597 CN 92211597 CN 92211597 U CN92211597 U CN 92211597U CN 2123382 U CN2123382 U CN 2123382U
- Authority
- CN
- China
- Prior art keywords
- glue
- hot melt
- outsides
- coating machine
- spray gun
- 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.)
- Granted
Links
- 239000004831 Hot glue Substances 0.000 title abstract description 5
- 239000011248 coating agent Substances 0.000 title abstract description 4
- 238000000576 coating method Methods 0.000 title abstract description 4
- 239000003292 glue Substances 0.000 claims abstract description 96
- 239000007921 spray Substances 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 239000012943 hotmelt Substances 0.000 claims description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 239000004033 plastic Substances 0.000 claims description 15
- 229920003023 plastic Polymers 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 14
- 238000007757 hot melt coating Methods 0.000 claims description 10
- -1 polytetrafluoroethylene Polymers 0.000 claims description 10
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 10
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 6
- 239000011491 glass wool Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 229920000260 silastic Polymers 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 239000000853 adhesive Substances 0.000 abstract description 5
- 230000001070 adhesive effect Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000002844 melting Methods 0.000 abstract description 4
- 230000008018 melting Effects 0.000 abstract description 4
- 230000001680 brushing effect Effects 0.000 abstract 1
- 230000007547 defect Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 13
- 239000000693 micelle Substances 0.000 description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 239000000523 sample Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Landscapes
- Nozzles (AREA)
- Coating Apparatus (AREA)
Abstract
The utility model relates to a hot melt adhesive coating machine. It overcomes the defects of the method of heating the hot melt adhesive by a pot and brushing the adhesive by a brush, such as troublesome operation, incapability of exerting the advantages of the hot melt adhesive and unfavorable flow operation. The glue conveying pump is driven by an electromagnetic clutch and tightly attached to the hot melting box. The glue inlet of the glue conveying pump is connected with the glue outlet of the hot melting box. The glue outlet of the glue conveying pump is connected with one end of the glue conveying pipe, and the other end of the glue conveying pipe is connected with the spray gun. Heating elements controlled by temperature control devices are arranged in the hot melting box, the rubber delivery pipe and the spray gun. It is suitable for wide glue temperature range, can realize continuous operation and is especially suitable for assembly lines.
Description
The utility model relates to a kind of hot melt coating machine, is a kind of coating machine with PUR fusing, conveying and spraying in detail.
PUR can be widely used in the packing of product, fixed electronic element, furniture manufacturing, book binding, clothes manufacturing etc., and it has, and cohesive force is strong, fast drying, advantage such as moisture resistance, low temperature resistant.At present, the using method of this glue is, micelle is placed on heat fused in the pot, uses the brush brush coating then.The heating-up temperature of this method is wayward, the too high adhesive pasteization that makes of temperature, and glue is apt to deteriorate, does not bring into play the advantage of PUR.This method troublesome poeration, the place of enduring glue is very near from the place to use, the curing of suffering from cold easily in the use.In addition, this using method is more original, is unfavorable for continuous productive process.
The utility model is a kind of hot melt coating machine that designs for the shortcoming that overcomes above-mentioned prior art, and its melten gel temperature is adjustable, by pipeline liquid glue is transported to the place to use, realizes spraying automatically.In the process of melten gel, delivering liquid glue, the temperature of glue can be controlled in the scope of requirement.
Technical solution of the present utility model is, hot melt coating machine, its special character are that it has the hot melt case, and by the defeated glue pump 17 that the transmission gear for electric motor of adjustable speed drives by electromagnetic clutch 15, defeated glue pump 17 is close on the hot melt case.The glue-feeder of defeated glue pump 17 is connected with the gum outlet 10 of hot melt case, and the gum outlet of defeated glue pump 17 is connected with an end of glue conveying box 7, and the other end of glue conveying box 7 is connected with spray gun 12.Heater by attemperating unit control all is installed in hot melt case, glue conveying box 7 and the spray gun 12.The hot melt case is used for the micelle fusing, and glue conveying box 7 is used for the liquid glue of hot melt case fusing is transported to spray gun 12, and spray gun 12 sprays to liquid glue in the place of use.Heater is used for melting micelle at the hot melt case, prevents liquid adhesive curing in glue conveying box and spray gun.The heating of attemperating unit control heater can be controlled at the temperature of glue in hot melt case, glue conveying box 7 and spray gun 12 each several parts in the scope of requirement.Defeated glue pump 17 is close on the hot melt case, receives the heat that the hot melt case spreads out of, and prevents that the glue in the defeated glue pump 17 from solidifying.
Hot melt case of the present utility model is made up of high-temperature cabinet 8 and the cryogenic boxes 1 that are installed in above the high-temperature cabinet 8.Its outside has heat-insulation layer 6.The bottom of cryogenic box 1 has the leakage glue hole 3 that is communicated with high-temperature cabinet 8.Cryogenic box 1 is with the pre-heat fusing of micelle, and liquid glue drains in the high-temperature cabinet 8 through leaking glue hole 3, makes it reach operating temperature by high-temperature cabinet 8.Heat-insulation layer 6 is used to reduce thermal loss.
The bottom of cryogenic box 1 of the present utility model has vertical radiating ribs 2, and heater 20 is placed in the hole of cryogenic box 1 bottom.Radiating ribs 2 makes the temperature in the cryogenic box 1 even, and melten gel speed is fast.
The bottom of high-temperature cabinet 8 of the present utility model is an inclined-plane 5, and gum outlet 10 is positioned at the lowest part on inclined-plane 5.Have vertical radiating ribs 4 on the inclined-plane 5.Heater 23 is placed in the hole of high-temperature cabinet 8 bottoms.The hot glue that reaches operating temperature 5 flows to gum outlet 10 along the inclined-plane, flows out through gum outlet 10.Radiating ribs 4 makes the temperature in the high-temperature cabinet 8 even, and liquid glue reaches operating temperature as early as possible.
Glue temperature in hot melt case of the present utility model, glue conveying box and the spray gun is adjustable, adapts to glue temperature wide ranges, and the glue temperature can be controlled in the scope of requirement, has given full play to the advantage of PUR.It can constantly add micelle, constantly plastic emitting, realizes working continuously, and is specially adapted to use in a large number the streamline of PUR.Can regulate the gel quantity of spray gun by the rotating speed of regulating transmission gear for electric motor, can change difform glue discharging mouth, make the utility model can be used for various use occasions according to different instructions for uses.The hot melt case is divided into the homogeneous heating that high-temperature cabinet and cryogenic box make glue, not gelatinization.Solid-state micelle can constantly add cryogenic box, does not influence melten gel, the plastic emitting state of high-temperature cabinet, improves melten gel speed, guarantees that the liquid glue of output reaches operating temperature.Glue conveying box is high temperature resistant, pressure-bearing is big, and internal heat transfer is even, and the external insulation performance is good, and is flexible good, in light weight during work, adapts to the operation that moves around.The shell of spray gun adopts heat-insulating material, and the rear portion that operating personnel can hold shell sprays, the shell non-scald on hand.The good heat preservation performance of the utility model each several part, thermal loss is few, can prevent liquid adhesive curing, and it uses simple, easy to operate, and it makes the field of employment of PUR more extensive.
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.
Fig. 1 is a structural representation of the present utility model, and as Figure of abstract.
Fig. 2 is the structural representation of hot melt case.
Fig. 3 is the structural representation of glue conveying box.
Fig. 4 is the structural representation of spray gun.
Fig. 5 is the structural representation of rifle core.
As shown in Figure 1 and Figure 2, the high-temperature cabinet 8 of hot melt case and cryogenic box 1 adopt aluminum casting to form, and add one deck filter screen 21 between high-temperature cabinet 8 and the cryogenic box 1, when liquid glue drains to high-temperature cabinet 8 from cryogenic box 1, through filter screen 21 elimination impurity.High-temperature cabinet 8 and cryogenic box 1 outer bread one deck aluminum silicate insulation material 6.Defeated glue pump 17 is close on the high-temperature cabinet 8, and its glue-feeder is connected with the gum outlet 10 of high-temperature cabinet 8, and its gum outlet is connected with an end of glue conveying box 7 by the sebific duct 9 that goes out of high-temperature cabinet 8 bottoms, and the other end of glue conveying box 7 is connected with spray gun 12.Transmission gear for electric motor is made up of motor 11, electromagnetic speed regulator 13, sprocket wheel chain 14, and it drives defeated glue pump 17 by electromagnetic clutch 15 and shaft coupling 16.Attemperating unit is made up of sensor, temperature controller and executive component.Sensor adopts temperature-sensing probe to be placed on respectively in the rifle core 42 of high-temperature cabinet 8, cryogenic box 1, glue conveying box 7 and spray gun 12, and it measures temperature signal input temperature controller.Temperature controller compares the temperature value of actual measurement and the temperature value of setting, exports the action of control signal control executive component.Executive component adopts auxiliary reclay control A.C. contactor, and A.C. contactor is controlled switching on and off of heating unit power.As shown in Figure 2, the heater in high-temperature cabinet 8 and the cryogenic box 1 adopts the electrical bar of being made by nickel filament 20,23, and they are inserted in respectively in several holes of high-temperature cabinet 8 and cryogenic box 1 bottom.Temperature-sensing probe 19,22 is inserted in cryogenic box 1 and the high-temperature cabinet 8 by aperture respectively.As shown in Figure 3, the heater in the glue conveying box 7 adopts nickel filament 26 around the inside, with glass wool cloth 32 reinforced insulations.Temperature-sensing probe 28 is embedded between polytetrafluoroethylene film band 27 and the glass wool cloth 32.As shown in Figure 5, the heater in the spray gun 12 adopts the electrical bar of being made by nickel filament 48, and it is inserted in the hole 45 of rifle core 42.Temperature-sensing probe 47 is inserted in the hole of rifle core 42.As Fig. 4, shown in Figure 5, the glue inlet tube 54 of rifle core 42 is connected by swivel joint 43 with glue conveying box 7, and glue discharging mouth 50 is connected by the core body of gas thread with rifle core 42, and glue discharging mouth 50 can be changed according to different instructions for uses.The structure of plastic emitting switch is that the ball valve of being made up of steel ball 53 is installed between glue inlet tube 54 and the glue discharging mouth 50.One side of steel ball 53 is compressed by spring 52, and screw 51 is used for holddown spring 52, and seals.One end in contact of the another side of steel ball 53 and push rod 41, an end in contact of the other end of push rod 41 and gunlock 39.Seal by polytetrafluoroethylene packing 49 between the core body of push rod 41 and rifle core 42.Gunlock 39 is a square, and its centre is installed on the shell 44 of spray gun 12 by rotating shaft 40.The other end of gunlock 39 is connected with an end of the steel wire 38 of steel wire brake cable 35, and the other end of steel wire 38 is connected with the handle 34 that is installed in shell 44 rear portions.Near handle 34 inboards one microswitch 33 that is installed on the shell 44 is arranged, microswitch 33 control electromagnetic clutch 15.Back-moving spring 37 is installed on the gunlock 39.Adjust the degree of tightness that bolt 36 is used to regulate steel wire 38.As shown in Figure 1, electric cabinet 18 is installed in a side of hot melt case, is separated with heat-insulation layer 6 between it and the hot melt case.All electric control gears are installed in the electric cabinet 18.
During use, at first open the lid above the cryogenic box 1, solid-state micelle is put into cryogenic box 1,, select the heating-up temperature of cryogenic box 1, high-temperature cabinet 8, glue conveying box 7 and spray gun 12, with these temperature value input temperature controllers according to the performance of employed PUR.Connect power supply then and begin melten gel, attemperating unit is controlled at the temperature of glue in the each several part in the scope of requirement.After the glue fusing, actuating motor 11 is regulated the rotating speed of the output of electromagnetic speed regulator 13 according to the gel quantity of instructions for use.The glue discharging mouth 50 of spray gun 12 is aimed at the spraying place, press lower handle 34 with hand, handle 34 is connected microswitch 33, electromagnetic clutch 15 adhesives, and transmission gear for electric motor drives defeated glue pump 17 and starts working, and liquid glue is transported in the spray gun 12 through glue conveying box 7.When handle 34 was pressed, pulling steel wire 38 40 rotated gunlock 39 around the shaft, and gunlock 39 promotes push rod 41 steel ball 53 is backed down.Connect between glue inlet tube 54 and the glue discharging mouth 50, liquid glue is from glue discharging mouth 50 ejections.Release handle 34, back-moving spring 37 make handle 34 and gunlock 39 return to the origin-location.Spring 52 pushes back the origin-location with steel ball 53 and push rod 41, and steel ball 53 is blocked the path of liquid glue, glue discharging mouth 50 not plastic emittings.When handle 34 unclamped, microswitch 33 disconnected the power supply of electromagnetic clutch 15, and electromagnetic clutch 15 discharges, and defeated glue pump 17 quits work.
Claims (7)
1, hot melt coating machine, it is characterized in that, it has the hot melt case, transmission gear for electric motor by adjustable speed passes through the defeated glue pump 17 that electromagnetic clutch 15 drives, defeated glue pump 17 is close on the hot melt case, and the glue-feeder of defeated glue pump 17 is connected with the gum outlet 10 of hot melt case, and the gum outlet of defeated glue pump 17 is connected with an end of glue conveying box 7, the other end of glue conveying box 7 is connected with spray gun 12, and the heater by attemperating unit control all is installed in hot melt case, glue conveying box 7 and the spray gun 12.
According to the described hot melt coating machine of claim 1, it is characterized in that 2, the hot melt case is made up of high-temperature cabinet 8 and the cryogenic boxes 1 that are installed in above the high-temperature cabinet 8, its outside has heat-insulation layer 6, and the bottom of cryogenic box 1 has the leakage glue hole 3 that is communicated with high-temperature cabinet 8.
According to the described hot melt coating machine of claim 2, it is characterized in that 3, the bottom of cryogenic box 1 has vertical radiating ribs 2, heater 20 is placed in the hole of cryogenic box 1 bottom.
According to the described hot melt coating machine of claim 2, it is characterized in that 4, the bottom of high-temperature cabinet 8 is an inclined-plane 5, gum outlet 10 is positioned at the lowest part on inclined-plane 5, has vertical radiating ribs 4 on the inclined-plane 5, and heater 23 is placed in the hole of high-temperature cabinet 8 bottoms.
5, according to claim 1,2,3 or 4 described hot melt coating machines, it is characterized in that, glue conveying box 7 has polytetrafluoroethylplastic plastic pipe 24, be rolled in the stainless steel mesh grid 25 of polytetrafluoroethylplastic plastic pipe 24 outsides, dredge heating wire 26(heater) around stainless steel mesh grid 25 outsides, half changes around the polytetrafluoroethylene film band 27 of heating wire 26 outsides, half changes around the glass wool cloth 32 of polytetrafluoroethylene film band 27 outsides, half changes around the polytetrafluoroethylene film band 31 of glass wool cloth 32 outsides, be enclosed within the foamed silastic sponge tube 29 of polytetrafluoroethylene film band 31 outsides, be rolled in the plastics establishment net 30 of foamed silastic sponge tube 29 outsides.
6, according to claim 1,2,3 or 4 described hot melt coating machines, it is characterized in that, spray gun 12 is made up of heat-insulating material shell of making 44 and the rifle core 42 that is installed in shell 44 front portions, rifle core 42 has glue inlet tube 54 and glue discharging mouth 50, glue inlet tube 54 is connected by swivel joint 43 with glue conveying box 7, heater 48 is installed in the hole 45 of rifle core 42, between glue inlet tube 54 and the glue discharging mouth 50 the plastic emitting switch is installed.
7, according to the described hot melt coating machine of claim 6, it is characterized in that, the structure of plastic emitting switch is, the ball valve of being made up of steel ball 53 is installed between glue inlet tube 54 and the glue discharging mouth 50, one side of steel ball 53 is compressed by spring 52, one end in contact of the another side of steel ball 53 and push rod 41, one end in contact of the other end of push rod 41 and gunlock 39, the centre of gunlock 39 is installed on the shell 44 by rotating shaft 40, the other end of gunlock 39 is connected with steel wire 38 1 ends of steel wire brake cable 35, the other end of steel wire 38 is connected with the handle 34 that is installed in shell 44 rear portions, near handle 34 inboards one microswitch 33 that is installed on the shell 44 is arranged, and back-moving spring 37 is installed on the gunlock 39.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92211597 CN2123382U (en) | 1992-04-10 | 1992-04-10 | Hot melt adhesive coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92211597 CN2123382U (en) | 1992-04-10 | 1992-04-10 | Hot melt adhesive coating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2123382U true CN2123382U (en) | 1992-12-02 |
Family
ID=4956590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92211597 Granted CN2123382U (en) | 1992-04-10 | 1992-04-10 | Hot melt adhesive coating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2123382U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100407918C (en) * | 2005-02-21 | 2008-08-06 | 郑开金 | Method and apparatus for making mouse-sticking board |
| CN102861688A (en) * | 2011-07-04 | 2013-01-09 | 青岛鼎基环境防护科技有限公司 | Atomizing spraying equipment for sulfur modified composite coating |
| CN103394442A (en) * | 2013-07-29 | 2013-11-20 | 慈溪市七星桥胶粘剂有限公司 | Energy-saving glue melting furnace |
| CN103990582A (en) * | 2013-02-16 | 2014-08-20 | 广州通泽机械有限公司 | Single-composition glue supply machine |
| CN104066517A (en) * | 2011-11-07 | 2014-09-24 | 格瑞克明尼苏达有限公司 | Hot melting system |
| CN104441197A (en) * | 2014-09-26 | 2015-03-25 | 广东尚高科技有限公司 | Glue melting tank of edge bonding machine |
| CN104841606A (en) * | 2014-02-19 | 2015-08-19 | 珠海格力电器股份有限公司 | Gluing device |
| CN106182575A (en) * | 2016-06-30 | 2016-12-07 | 杭州富通通信技术股份有限公司 | Stealthy optical cable production technology and coating equipment |
| CN106391413A (en) * | 2016-06-30 | 2017-02-15 | 泰马克精密铸造（苏州）有限公司 | Hot melt glue machine |
| CN111432943A (en) * | 2017-12-01 | 2020-07-17 | 克力宝胶粘剂化学有限公司 | Apparatus and method for melting hot melt adhesive |
-
1992
- 1992-04-10 CN CN 92211597 patent/CN2123382U/en active Granted
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100407918C (en) * | 2005-02-21 | 2008-08-06 | 郑开金 | Method and apparatus for making mouse-sticking board |
| CN102861688A (en) * | 2011-07-04 | 2013-01-09 | 青岛鼎基环境防护科技有限公司 | Atomizing spraying equipment for sulfur modified composite coating |
| CN104066517A (en) * | 2011-11-07 | 2014-09-24 | 格瑞克明尼苏达有限公司 | Hot melting system |
| CN103990582A (en) * | 2013-02-16 | 2014-08-20 | 广州通泽机械有限公司 | Single-composition glue supply machine |
| CN103990582B (en) * | 2013-02-16 | 2018-06-26 | 广州通泽机械有限公司 | One-component glue supply machine |
| CN103394442A (en) * | 2013-07-29 | 2013-11-20 | 慈溪市七星桥胶粘剂有限公司 | Energy-saving glue melting furnace |
| CN103394442B (en) * | 2013-07-29 | 2015-11-18 | 慈溪市七星桥胶粘剂有限公司 | A kind of energy-conservation bhatta |
| CN104841606B (en) * | 2014-02-19 | 2017-08-01 | 珠海格力电器股份有限公司 | gluing device |
| CN104841606A (en) * | 2014-02-19 | 2015-08-19 | 珠海格力电器股份有限公司 | Gluing device |
| CN104441197A (en) * | 2014-09-26 | 2015-03-25 | 广东尚高科技有限公司 | Glue melting tank of edge bonding machine |
| CN106182575A (en) * | 2016-06-30 | 2016-12-07 | 杭州富通通信技术股份有限公司 | Stealthy optical cable production technology and coating equipment |
| CN106391413A (en) * | 2016-06-30 | 2017-02-15 | 泰马克精密铸造（苏州）有限公司 | Hot melt glue machine |
| CN109159358A (en) * | 2016-06-30 | 2019-01-08 | 杭州富通通信技术股份有限公司 | Coating equipment for stealthy optical cable production technology |
| CN109203359A (en) * | 2016-06-30 | 2019-01-15 | 杭州富通通信技术股份有限公司 | Stealthy optical cable production technology |
| CN109435141A (en) * | 2016-06-30 | 2019-03-08 | 杭州富通通信技术股份有限公司 | Stealthy optical cable production technology |
| CN111432943A (en) * | 2017-12-01 | 2020-07-17 | 克力宝胶粘剂化学有限公司 | Apparatus and method for melting hot melt adhesive |
| US11458652B2 (en) | 2017-12-01 | 2022-10-04 | Klebchemie M. G. Becker Gmbh & Co. Kg | Device and method for melting a hot-melt adhesive |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |