CN104459914A - Spring armor layer forming device used for manufacturing spring wire - Google Patents
Spring armor layer forming device used for manufacturing spring wire Download PDFInfo
- Publication number
- CN104459914A CN104459914A CN201410819326.7A CN201410819326A CN104459914A CN 104459914 A CN104459914 A CN 104459914A CN 201410819326 A CN201410819326 A CN 201410819326A CN 104459914 A CN104459914 A CN 104459914A
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- China
- Prior art keywords
- spring
- beam tube
- wire
- armor
- center
- 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.)
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Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 6
- 239000010959 steel Substances 0.000 claims abstract description 6
- 239000000835 fiber Substances 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- -1 polybutylene terephthalate Polymers 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 229920001903 high density polyethylene Polymers 0.000 claims description 3
- 239000004700 high-density polyethylene Substances 0.000 claims description 3
- 229920001684 low density polyethylene Polymers 0.000 claims description 3
- 239000004702 low-density polyethylene Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229920001179 medium density polyethylene Polymers 0.000 claims description 3
- 239000004701 medium-density polyethylene Substances 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 3
- 229920001707 polybutylene terephthalate Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 239000005060 rubber Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 230000007423 decrease Effects 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 230000003287 optical effect Effects 0.000 description 9
- 238000005452 bending Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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
- G02B6/4479—Manufacturing methods of optical cables
- G02B6/4486—Protective covering
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Springs (AREA)
Abstract
The invention belongs to the technical field of wires, and particularly relates to a spring armor layer forming device used for manufacturing a spring wire. The spring armor layer forming device used for manufacturing the spring wire comprises a beam tube drum (51) wound with a center beam tube, a steel wire drum (52) wound with a spring wire (21), and a spring armor layer forming die (53), wherein the spring armor layer forming die is cuboid; a center hole (532) penetrating through the left side face and the right side face is formed in the die, the part of which the center is located in the left side face is a cylindrical table-shaped hole, the part of which the center is located in the right side face is a cylindrical hole, the cylindrical table-shaped hole is located on the orthographic projection of the left side face, and the sectional area of the center hole gradually decreases from the left side face to the right side face. The spring armor layer forming device used for manufacturing the spring wire is simple, reliable and low in cost, and a production method is simple and easy to study.
Description
the application is denomination of invention: a kind of spring cable, application number are: the divisional application of the application for a patent for invention of 201310151891.6; Application number is: to be denominations of invention be in the application for a patent for invention of 201310151891.6: a kind of spring cable; Application number is: 201210103179.4; The applying date is: the divisional application of the application for a patent for invention on April 7th, 2012.
Technical field
the invention belongs to technical field of cables, especially a kind of mode of spring armouring that adopts is to strengthen the spring cable of lateral pressure resistant performance and torsional resistance; And form the device of spring armor.
Background technology
in prior art, optical cable is used in a large number by all trades and professions, especially the technical field of optical signal transmission.What optical cable of the prior art adopted usually is the mechanical property that compound aluminium strip, wrinkle steel band etc. strengthen optical cable, this reinforcement mode maximum drawback is in use anti-side pressure, bending flexibility aspect be dissatisfactory, when reversed torsion, optical cable easily ftractures, and then affects the performance of optical cable.In addition; in People's Republic of China (PRC) communication industry standard YD/T769-2010; also the optical cable of the classes such as GYXTS, GYXTY is referred to; this kind of optical cable adopts many steel wires around the stranded formation of center beam tube; although also serve the effect improving tensile strength, armouring protection optical cable, its anti-side pressure, counter-bending flexibility aspect need to improve.
Summary of the invention
in order to solve the problem, an object of the present invention is to provide that a kind of tensile strain performance is better, lateral pressure resistant, bending resistance better, more soft spring cable; Two of object of the present invention discloses the device forming spring armor further; They realize by the following technical solutions:
a kind of spring cable, comprises and is positioned at central authorities and the center beam tube 3 of inner hollow, is positioned at the many light transmitting fibers 4 of the interior hollow section of center beam tube; It is characterized in that having spring armor 2 outside the beam tube of center, and spring armor is close to center beam tube outer wall, the spring wire of the adjacent layer in spring armor is close to; Restrictive coating 1 is extruded with outside spring armor.
further, spring cable described above, is characterized in that having the protective seam that blocks water between center beam tube and spring armor, and the protective seam that blocks water is that longitudinal direction or helical coated are on the beam tube of center; Spring armor is close to the protective seam that blocks water.
a kind of spring cable, comprises and is positioned at central authorities and the center beam tube of inner hollow, is positioned at many light transmitting fibers of the interior hollow section of center beam tube; It is characterized in that having spring armor outside the beam tube of center, and have the protective seam that blocks water between center beam tube and spring armor, the protective seam that blocks water is that longitudinal direction or helical coated are on the beam tube of center; Spring armor is close to the protective seam that blocks water.
spring cable described above, is characterized in that described center beam tube, and its material is polybutylene terephthalate or polypropylene.
spring cable described above, is characterized in that described light transmitting fiber is single-mode fiber or multimode optical fiber.
further, spring cable described above, is characterized in that described light transmitting fiber is G652 type or G655 type or G657 type or A1a type or A1b type.
spring cable described above, is characterized in that described restrictive coating is Low Density Polyethylene or medium density polyethylene or high density polyethylene or rubber.
spring cable described above, is characterized in that the described protective seam that blocks water is waterstop.
spring cable described above, is characterized in that described spring armor, and its spring wire is stainless steel wire or zinc-coated wire or phosphating steel wire.
spring cable described above, is characterized in that described spring armor, and the diameter of its spring wire is 0.1mm-0.8mm.
device of the present invention realizes by the following technical solutions:
form a device for the spring armor on spring cable, it is characterized in that: it include receive be wound with center beam tube 3 beam tube dish tool 51, receive be wound with the coil of wire tool 52 of spring wire 21, mould 53 that spring armor is formed; Beam tube dish tool is rotatably mounted on the first fixed mount 511 by the first axle 513, and coil of wire tool is rotatably mounted on the second fixed mount 521 by the second axle 523; First fixed mount is fixed on ground, and the second fixed mount is fixed on ground, and the first fixed mount is parallel with the second fixed mount; Coil of wire tool is positioned at beam tube dish tool rear and in the stationary state, and the axis of coil of wire tool is higher than the coboundary of beam tube dish tool; The mould that spring armor is formed is positioned at beam tube dish tool front.In this device, center beam tube is released from beam tube dish tool and is passed the center pit of the mould that spring armor is formed, toward front haulage; Meanwhile, spring wire is released from coil of wire tool, enters in the shaped hole of the mould that spring armor is formed, forms spring armor 2, be then coated on outside the beam tube of center, draw together in shaped hole, crosses extrusion head, forms restrictive coating.
the device of the spring armor on formation spring cable described above, it is characterized in that the mould that described spring armor is formed is rectangular shape, this mould has the center pit 532 running through left and right side, and center pit is positioned at the central authorities of left surface and right flank, center pit is cylindrical hole; In the outside of center pit, centrally direction, hole has shaped hole, and shaped hole is made up of stretched hole 531 and the threaded hole 533 that is connected with stretched hole, and the diameter in stretched hole and the diameter of threaded hole are equally large, and stretched hole and threaded hole do not communicate with center pit; Described threaded hole is at least a whole spiral.This mould forms threaded hole in casting.
the device of a kind of spring armor formed on spring cable of the present invention, the feature of its another kind of embodiment is: it include receive be wound with center beam tube 3 beam tube dish tool 51, receive be wound with the coil of wire tool 52 of spring wire 21, mould 53 that spring armor is formed; Beam tube dish tool is rotatably mounted on the first fixed mount 511 by axle, and coil of wire tool is fixed in cage 522 also can rotate to release spring wire around stationary shaft; First fixed mount is fixed on ground, and cage can rotate around the axis 31 of center beam tube; The mould that spring armor is formed is positioned at beam tube dish tool front.In this device, center beam tube is released from beam tube dish tool and is passed the center pit of the mould that spring armor is formed, toward front haulage; Meanwhile, spring wire is released from coil of wire tool, enters in the shaped hole of the mould that spring armor is formed, cage rotates around the axis of center beam tube, forms spring armor 2 in shaped hole, is then coated on outside the beam tube of center, draw together, cross extrusion head, form restrictive coating.
the spring armor of this device is formed wants simple in the relative above-described embodiment of mould, the mould that described spring armor is formed is rectangular shape, this mould has the center pit 532 running through left and right side, and center pit is positioned at the central authorities of left surface and right flank, center pit is cylinder table shape hole; Center pit is positioned in the orthogonal projection of left surface, and the sectional area of left surface is larger than the sectional area of right flank.
improve as one, the mould that described spring armor is formed is rectangular shape, and this mould has the center pit 532 running through left and right side, and is centrally located at that left surface place is cylinder table shape hole 534, to be positioned at right flank place be cylindrical hole; Cylinder table shape hole is in the orthogonal projection of left surface, and its sectional area reduces gradually from left surface side of turning right.
spring cable of the present invention owing to there being the protection of spring armor, therefore, the better stretch-proof strain of spring cable tool, lateral pressure resistant, bending resistance, spring cable is more soft, and the scope of application is wider; Device in the present invention is simple, reliable, cost is low and production method is easy to learn.
Accompanying drawing explanation
fig. 1 be product of the present invention intercept one section cut open after perspective view.
fig. 2 is the right view that Fig. 1 amplifies.
fig. 3 is the perspective view after the product removal restrictive coating of Fig. 1.
fig. 4 is the front view that Fig. 3 reduces.
fig. 5 is the right view that Fig. 3 amplifies.
fig. 6 is a kind of schematic diagram of apparatus of the present invention.
fig. 7 is the another kind of schematic diagram of apparatus of the present invention.
fig. 8 is the perspective view of the mould that spring armor used in Fig. 6 is formed.
fig. 9 is a kind of cross-sectional view of the mould that spring armor used in Fig. 7 is formed.
figure 10 is the another kind of cross-sectional view of the mould that spring armor used in Fig. 7 is formed.
Embodiment
below in conjunction with accompanying drawing, the present invention is described in further detail; Embodiment 1 is the embodiment of spring cable product of the present invention; Embodiment 2 to embodiment 4 is the embodiment of apparatus of the present invention.
embodiment 1
ask for an interview Fig. 1 to Fig. 5, a kind of spring cable, comprise and be positioned at central authorities and the center beam tube 3 of inner hollow, be positioned at the many light transmitting fibers 4 of the interior hollow section of center beam tube; It is characterized in that having spring armor 2 outside the beam tube of center, and spring armor is close to center beam tube outer wall, the spring wire of the adjacent layer in spring armor is close to; Restrictive coating 1 is extruded with outside spring armor.
spring cable described above, is characterized in that described center beam tube, and its material is polybutylene terephthalate or polypropylene.
spring cable described above, is characterized in that described light transmitting fiber is single-mode fiber or multimode optical fiber.
further, spring cable described above, is characterized in that described light transmitting fiber is G652 type or G655 type or G657 type or A1a type or A1b type.
spring cable described above, is characterized in that described restrictive coating is Low Density Polyethylene or medium density polyethylene or high density polyethylene or rubber.
spring cable described above, is characterized in that the described protective seam that blocks water is waterstop.
spring cable described above, is characterized in that described spring armor, and its spring wire is stainless steel wire or zinc-coated wire or phosphating steel wire.
spring cable described above, is characterized in that described spring armor, and the diameter d of its spring wire is 0.1mm-0.8mm.
certainly, further, spring cable described above, is characterized in that having the protective seam that blocks water between center beam tube and spring armor, and the protective seam that blocks water is that longitudinal direction or helical coated are on the beam tube of center; Spring armor is close to the protective seam that blocks water.
embodiment 2
ask for an interview Fig. 6 and Fig. 8, and composition graphs 1 to Fig. 5, form a device for the spring armor on spring cable, it is characterized in that: it include receive be wound with center beam tube 3 beam tube dish tool 51, receive be wound with the coil of wire tool 52 of spring wire 21, mould 53 that spring armor is formed; Beam tube dish tool is rotatably mounted on the first fixed mount 511 by the first axle 513, and coil of wire tool is rotatably mounted on the second fixed mount 521 by the second axle 523; First fixed mount is fixed on ground, and the second fixed mount is fixed on ground, and the first fixed mount is parallel with the second fixed mount; Coil of wire tool is positioned at beam tube dish tool rear and in the stationary state, and the axis of coil of wire tool is higher than the coboundary of beam tube dish tool; The mould that spring armor is formed is positioned at beam tube dish tool front.In this device, center beam tube is released from beam tube dish tool and is passed the center pit of the mould that spring armor is formed, toward front haulage; Meanwhile, spring wire is released from coil of wire tool, enters in the shaped hole of the mould that spring armor is formed, forms spring armor 2, be then coated on outside the beam tube of center, draw together in shaped hole, crosses extrusion head, forms restrictive coating.
the device of the spring armor on formation spring cable described above, it is characterized in that the mould that described spring armor is formed is rectangular shape, this mould has the center pit 532 running through left and right side, and center pit is positioned at the central authorities of left surface and right flank, center pit is cylindrical hole; In the outside of center pit, centrally direction, hole has shaped hole, and shaped hole is made up of stretched hole 531 and the threaded hole 533 that is connected with stretched hole, and the diameter in stretched hole and the diameter of threaded hole are equally large, and stretched hole and threaded hole do not communicate with center pit; Described threaded hole is at least a whole spiral.This mould forms threaded hole in casting.
embodiment 3
ask for an interview Fig. 7 and Fig. 9, and composition graphs 1 to Fig. 5, form a device for the spring armor on spring cable, it is characterized in that: it include receive be wound with center beam tube 3 beam tube dish tool 51, receive be wound with the coil of wire tool 52 of spring wire 21, mould 53 that spring armor is formed; Beam tube dish tool is rotatably mounted on the first fixed mount 511 by axle, and coil of wire tool is fixed in cage 522 also can rotate to release spring wire around stationary shaft; First fixed mount is fixed on ground, and cage can rotate around the axis 31 of center beam tube; The mould that spring armor is formed is positioned at beam tube dish tool front.In this device, center beam tube is released from beam tube dish tool and is passed the center pit of the mould that spring armor is formed, toward front haulage; Meanwhile, spring wire is released from coil of wire tool, enters in the shaped hole of the mould that spring armor is formed, cage rotates around the axis of center beam tube, forms spring armor 2 in shaped hole, is then coated on outside the beam tube of center, draw together, cross extrusion head, form restrictive coating.
wanting in relative above-described embodiment of mould that the spring armor of this device is formed is simple, the mould that described spring armor is formed is rectangular shape, this mould has the center pit 532 running through left and right side, and center pit is positioned at the central authorities of left surface and right flank, center pit is cylinder table shape hole; Center pit is positioned in the orthogonal projection of left surface, and the sectional area of left surface is larger than the sectional area of right flank.
embodiment 4
ask for an interview Fig. 7 and Figure 10, and composition graphs 1 to Fig. 5, a kind of device of the spring armor formed on spring cable, improve as one, the mould that described spring armor is formed is rectangular shape, this mould has the center pit 532 running through left and right side, and is centrally located at that left surface place is cylinder table shape hole 534, to be positioned at right flank place be cylindrical hole; Cylinder table shape hole is in the orthogonal projection of left surface, and its sectional area reduces gradually from left surface side of turning right.
spring cable of the present invention owing to there being the protection of spring armor, therefore, the better stretch-proof strain of spring cable tool, lateral pressure resistant, bending resistance, spring cable is more soft, and the scope of application is wider; Device in the present invention is simple, reliable, cost is low and production method is easy to learn.
the present invention is not limited to above-mentioned preferred forms, and should be appreciated that design of the present invention can be implemented to use by other various forms, they drop in protection scope of the present invention equally.
Claims (1)
1. for the manufacture of a spring armor forming apparatus for spring cable, include receive be wound with center beam tube beam tube dish tool (51), receive be wound with the coil of wire tool (52) of spring wire (21), mould (53) that spring armor is formed; Beam tube dish tool is rotatably mounted on the first fixed mount (511) by axle, and coil of wire tool is fixed on cage (522) above also can rotate to release spring wire around stationary shaft; First fixed mount is fixed on ground, and cage can rotate around the axis of center beam tube (31); The mould that spring armor is formed is positioned at beam tube dish tool front; The mould that described spring armor is formed is rectangular shape, and this mould has the center pit (532) running through left and right side, and is centrally located at that left surface place is cylinder table shape hole (534), to be positioned at right flank place be cylindrical hole; Cylinder table shape hole is in the orthogonal projection of left surface, and its sectional area reduces gradually from left surface side of turning right; Described spring cable comprises and is positioned at central authorities and the center beam tube of inner hollow, is positioned at many light transmitting fibers of the interior hollow section of center beam tube; Have spring armor outside the beam tube of center, and spring armor is close to center beam tube outer wall, the spring wire of the adjacent layer in spring armor is close to; Restrictive coating is extruded with outside spring armor; The material of described center beam tube is polybutylene terephthalate or polypropylene; Described light transmitting fiber is single-mode fiber or multimode optical fiber; Described restrictive coating is Low Density Polyethylene or medium density polyethylene or high density polyethylene or rubber; Described spring armor, its spring wire is stainless steel wire or zinc-coated wire or phosphating steel wire; The diameter of described spring wire is 0.1mm-0.8mm; Described spring armor is formed by spring armor forming apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410819326.7A CN104459914B (en) | 2012-04-07 | 2012-04-07 | A kind of spring armor forming apparatus for being used to manufacture spring cable |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210103179.4A CN102590969B (en) | 2012-04-07 | 2012-04-07 | Spring cable |
| CN201410819326.7A CN104459914B (en) | 2012-04-07 | 2012-04-07 | A kind of spring armor forming apparatus for being used to manufacture spring cable |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210103179.4A Division CN102590969B (en) | 2012-04-07 | 2012-04-07 | Spring cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104459914A true CN104459914A (en) | 2015-03-25 |
| CN104459914B CN104459914B (en) | 2018-06-12 |
Family
ID=52906243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410819326.7A Active CN104459914B (en) | 2012-04-07 | 2012-04-07 | A kind of spring armor forming apparatus for being used to manufacture spring cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104459914B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111538126A (en) * | 2020-06-01 | 2020-08-14 | 杭州富通通信技术股份有限公司 | Resistance to compression optical cable |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030010966A1 (en) * | 2001-07-16 | 2003-01-16 | Sjostedt Robbie J. | Composite tensioning members and method for manufacturing same |
| CN101650458A (en) * | 2009-06-24 | 2010-02-17 | 沈群华 | Center beam tube type cable |
| CN202008543U (en) * | 2011-01-20 | 2011-10-12 | 山东太平洋光缆有限公司 | Novel extruding mold for optical cable entraining steel wire |
| CN202049271U (en) * | 2011-04-27 | 2011-11-23 | 江苏法尔胜光通有限公司 | Mouse-bit-prevention indoor wiring optical cable |
| CN202152242U (en) * | 2011-07-25 | 2012-02-29 | 宁波康润机械科技有限公司 | High polymeric pipe forming device with multiple radial winding discs |
-
2012
- 2012-04-07 CN CN201410819326.7A patent/CN104459914B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030010966A1 (en) * | 2001-07-16 | 2003-01-16 | Sjostedt Robbie J. | Composite tensioning members and method for manufacturing same |
| CN101650458A (en) * | 2009-06-24 | 2010-02-17 | 沈群华 | Center beam tube type cable |
| CN202008543U (en) * | 2011-01-20 | 2011-10-12 | 山东太平洋光缆有限公司 | Novel extruding mold for optical cable entraining steel wire |
| CN202049271U (en) * | 2011-04-27 | 2011-11-23 | 江苏法尔胜光通有限公司 | Mouse-bit-prevention indoor wiring optical cable |
| CN202152242U (en) * | 2011-07-25 | 2012-02-29 | 宁波康润机械科技有限公司 | High polymeric pipe forming device with multiple radial winding discs |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111538126A (en) * | 2020-06-01 | 2020-08-14 | 杭州富通通信技术股份有限公司 | Resistance to compression optical cable |
| CN111538126B (en) * | 2020-06-01 | 2021-05-07 | 杭州富通通信技术股份有限公司 | Resistance to compression optical cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104459914B (en) | 2018-06-12 |
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Inventor after: Li Chengjun Inventor before: Shen Qunhua |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180504 Address after: 201315 room 5671, A block 2, 499 Kang Yi Road, Pudong New Area, Shanghai. Applicant after: Shanghai Huacheng Photoelectric Technology Co.,Ltd. Address before: 215554 Dahe village, Shang Hu Village, Changshou City, Suzhou, Jiangsu (28) 79 Applicant before: Shen Qunhua |
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Denomination of invention: Spring armor layer forming device used for manufacturing spring wire Effective date of registration: 20200522 Granted publication date: 20180612 Pledgee: Pudong Shanghai technology financing Company limited by guarantee Pledgor: Shanghai Huacheng Photoelectric Technology Co.,Ltd. Registration number: Y2020310000022 |
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Date of cancellation: 20210708 Granted publication date: 20180612 Pledgee: Pudong Shanghai technology financing Company limited by guarantee Pledgor: Shanghai Huacheng Photoelectric Technology Co.,Ltd. Registration number: Y2020310000022 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A spring armor layer forming device for manufacturing spring cable Effective date of registration: 20210709 Granted publication date: 20180612 Pledgee: Pudong Shanghai technology financing Company limited by guarantee Pledgor: Shanghai Huacheng Photoelectric Technology Co.,Ltd. Registration number: Y2021310000047 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
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Date of cancellation: 20220715 Granted publication date: 20180612 Pledgee: Pudong Shanghai technology financing Company limited by guarantee Pledgor: Shanghai Huacheng Photoelectric Technology Co.,Ltd. Registration number: Y2021310000047 |
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Denomination of invention: A spring armor layer forming device for manufacturing spring cables Effective date of registration: 20220721 Granted publication date: 20180612 Pledgee: Pudong Shanghai technology financing Company limited by guarantee Pledgor: Shanghai Huacheng Photoelectric Technology Co.,Ltd. Registration number: Y2022310000138 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230725 Granted publication date: 20180612 Pledgee: Pudong Shanghai technology financing Company limited by guarantee Pledgor: Shanghai Huacheng Photoelectric Technology Co.,Ltd. Registration number: Y2022310000138 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A Spring Armor Layer Forming Device for Manufacturing Spring Cables Effective date of registration: 20230727 Granted publication date: 20180612 Pledgee: Pudong Shanghai technology financing Company limited by guarantee Pledgor: Shanghai Huacheng Photoelectric Technology Co.,Ltd. Registration number: Y2023310000412 |