CN206749090U - A kind of impregnation winding system for producing glass fiber-reinforced polymer - Google Patents
A kind of impregnation winding system for producing glass fiber-reinforced polymer Download PDFInfo
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- CN206749090U CN206749090U CN201720063042.9U CN201720063042U CN206749090U CN 206749090 U CN206749090 U CN 206749090U CN 201720063042 U CN201720063042 U CN 201720063042U CN 206749090 U CN206749090 U CN 206749090U
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- glass fiber
- impregnation
- fiber yarn
- beam group
- yarn beam
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- 238000004804 winding Methods 0.000 title claims abstract description 64
- 238000005470 impregnation Methods 0.000 title claims abstract description 43
- 239000011521 glass Substances 0.000 title claims abstract description 21
- 229920002430 Fibre-reinforced plastic Polymers 0.000 title claims abstract description 18
- 239000011151 fibre-reinforced plastic Substances 0.000 title claims abstract description 18
- 239000003365 glass fiber Substances 0.000 claims abstract description 59
- 239000011347 resin Substances 0.000 claims abstract description 45
- 229920005989 resin Polymers 0.000 claims abstract description 45
- 239000011152 fibreglass Substances 0.000 claims abstract description 35
- 238000003860 storage Methods 0.000 claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 229920000728 polyester Polymers 0.000 claims abstract description 14
- 238000007598 dipping method Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 238000006073 displacement reaction Methods 0.000 claims description 7
- 238000011084 recovery Methods 0.000 claims description 7
- 229910052573 porcelain Inorganic materials 0.000 claims description 4
- 229920004933 Terylene® Polymers 0.000 claims 1
- 239000005020 polyethylene terephthalate Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 238000002386 leaching Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000000338 in vitro Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 241000144023 Charaxinae Species 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Moulding By Coating Moulds (AREA)
Abstract
A kind of impregnation winding system for producing glass fiber-reinforced polymer is the utility model is related to, producing the equipment of glass fiber-reinforced polymer includes creel, impregnation winding system, heating system, system of taking out stitches, trailer system, diced system, the glass fiber yarn beam of creel is from top to bottom divided into four groups, and the glass fiber yarn beam group b that the glass fiber yarn beam group a for being placed in upper end and three groups of glass fiber yarn beams for being placed in lower end are aggregated to form is connected with impregnation winding system successively；Impregnation winding system includes dipping system and winding system, and dipping system includes the first gumming device, preheating baking box, and winding system includes guider and Winder.The utility model has advantages below：Impregnation process twice is carried out provided with two resin storage tanks, improves the strength character of fiberglass pole, wind pultrusion by polyester thread sets up helicitic texture in the body of rod outer surface of connector, increase the pulling force of the connector body of rod, structure and manufacture craft are simple, and cost is low, and production efficiency is high.
Description
Technical field
A kind of the utility model glass fiber-reinforced polymer field, and in particular to impregnation winding system for producing glass fiber-reinforced polymer.
Background technology
Prefabricated concrete sandwich insulation wall is collection carrying and heat insulation integrated new prefabricated heat preservation wall body, the wall by
Ectonexine concrete panel, intermediate insulating layer and connector composition, connector are that the concrete sandwich thermal insulated wall of connection is inside and outside mixed
The key member of solidifying cob wall plate and intermediate insulating layer, the interlayer shear that its main function is resistant between two panels concrete panel are made
With glass fibre is a kind of enhancing composite, is easy to cut, and is formed by glass fibre and resin through heat fusion, wherein resin
The main function of matrix material is to be bonded together fibre bundle and make it have fixed shape and play the work of Transfer of Shear
With, while physics and the chemical attack of surrounding environment are protected the fibers from, glass fiber-reinforced polymer has higher antiseptic property, therefore greatly
Produce glass fiber-reinforced polymer in batches, definitely can be in response to the market demand.
During traditional mode of production glass fiber-reinforced polymer, whole production process only passes through soaking process, and without preheating baking box, treats
Directly heated after glass fibre yarn gumming, the poor performance for the fiberglass pole so produced, market need can not be met
Ask, and after impregnation obtained fiberglass pole in order to increase the snap-in force of connector and embedded layer concrete and in concrete
Anchoring bear bigger pulling force, multiple leaf wings are set to increase pressure, but the structure and complex manufacturing technology on connector,
Cost is high, low production efficiency, is unfavorable for mass production.
The content of the invention
The purpose of this utility model is in view of the shortcomings of the prior art, now provides a kind of impregnation for producing glass fiber-reinforced polymer
Winding system, impregnation process twice is carried out provided with two resin storage tanks, the strength character of fiberglass pole is improved, is twined by polyester thread
Helicitic texture is set up in the body of rod outer surface of connector around pultrusion, increases the pulling force of the connector body of rod, structure and manufacture craft letter
Single, cost is low, and production efficiency is high.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of leaching for producing glass fiber-reinforced polymer
Glue winding system, producing the equipment of glass fiber-reinforced polymer includes creel, impregnation winding system, heating system, system of taking out stitches, traction system
System, diced system, creel are connected with impregnation winding system, and the glass fiber yarn beam of creel is from top to bottom divided into four groups, is placed in
The glass fiber yarn beam group a at end and be placed in glass fiber yarn beam group b that three groups of glass fiber yarn beams of lower end are aggregated to form according to
It is secondary to be connected with impregnation winding system；
Impregnation winding system includes dipping system and winding system, and dipping system includes the first gumming device, preheating baking box,
First gumming device is connected with preheating baking box, and winding system includes guider and Winder；
The first resin storage tank that first gumming device includes impregnation casing, the notch being placed in impregnation casing is set up, leaching
The top of glue casing, which is provided with, holds the winding displacement plate a that glass fiber yarn beam group a is penetrated, and the first resin storage tank, which is provided with, holds glass fiber yarn beam
The bending-type pressure arm that group b is penetrated, the upper end of the bending-type pressure arm are connected with resin storage tank lift cylinder, and the resin storage tank lift cylinder is consolidated
It is scheduled on impregnation casing；
Preheating baking box includes preheating casing, is placed in the winding displacement plate b that preheating casing upper end appearance glass fiber yarn beam group a is penetrated,
The first heater is provided with preheating cabinet body, glass fiber yarn beam group b is placed in above the first heater and set, under the first heater
Side is connected with preheating division cylinder；
Guider includes guide case, the resin storage tank fixed mount being placed in guide case, point middle plate, guide plate, point middle plate, leads
Vertically arranged to plate and be fixed on the side wall of guide case, resin storage tank fixed mount is provided with the second resin that a notch is set up
Groove, the top of resin storage tank fixed mount is provided with the pultrusion device that an appearance glass fiber yarn beam group b is penetrated, while is provided with the second resin storage tank
The depression bar that one appearance glass fiber yarn beam group a is penetrated, glass fiber yarn beam group a is divided to respectively penetrates a point upper and lower side for middle plate for two groups
And entering guide plate, glass fiber yarn beam group b penetrates pultrusion device and enters guide plate, final glass fiber yarn beam group a and glass
Silvalin beam group b forms fiberglass pole after collecting and enters Winder；
Winder includes coiling casing, main winding motor, main winding head, and coiling variable-frequency motor, conduit, coiling are solid
Dead axle, main winding head are connected with fiberglass pole, while the main main winding head of winding motor driven is rotated so as to drive glass
Fiber rod rotates, and the outer ring of the fiberglass pole is provided with protection sleeve pipe, and the upper and lower side of protection sleeve pipe is equipped with leading of laterally preventing
Spool, the upper and lower of fiberglass pole are respectively equipped with coiling fixing axle, and polyester thread, polyester thread point are set with the coiling fixing axle
The conduit that Chuan Guo be correspondingly arranged is wrapped in the outer ring of fiberglass pole, and coiling variable-frequency motor fixes axis connection with coiling, around
Line variable-frequency motor drives coiling fixing axle to rotate so that polyester thread winds fiberglass pole.
Further, glass fiber yarn beam group a is provided with a point junction for middle plate and squeezes resin porcelain eye.
Further, recovery resin barrel is provided with coiling case body, the recovery resin barrel is placed in the lower section of main winding head.
The beneficial effects of the utility model are as follows：
The utility model is provided with two resin storage tanks and carries out impregnation process twice, improves the strength character of fiberglass pole, leaching
Colloid system includes gumming device, preheats baking box, and a part of glass fiber yarn on creel enters preheating after gumming device impregnation
Baking box is preheated, and accelerates the solidification of glass fiber yarn, and the production for the fiberglass pole in later stage is ready.The setting of base
Ensure that gumming device and preheating baking box can keep stability at work.
Winding system includes guider and Winder, and two groups of glass fiber yarn beams are after the guiding of guider
Collect for fiberglass pole, into Winder, the polyester thread of Winder is wrapped in the outer ring of fiberglass pole, by taking out stitches
Device is taken out stitches, and can enclose to form thread-like structure in vitro in fiberglass pole.Pultrusion is wound even by winding system polyester thread
Helicitic texture is set up in the body of rod outer surface of fitting, increases the pulling force of the connector body of rod, and structure and manufacture craft are simple, and cost is low,
Production efficiency is high.
Brief description of the drawings：
The following examples can make professional and technical personnel that the utility model be more fully understood, but therefore will not
The utility model is limited among described scope of embodiments.
Fig. 1 is the structural representation of the utility model dipping system.
Fig. 2 is the structural representation of the utility model winding system.
Label in figure：12- glass fiber yarn beam group a, 13- glass fiber yarn beam group b, 14- impregnations casing, 15- resin storage tanks,
16- winding displacement version a, 17- bending-types pressure arm, 18- resin storage tanks lift cylinder, 19- preheating casing, 20- winding displacement plate b, 21- heater,
22- preheating divisions cylinder, 23- guide cases, 24- resin storage tanks fixed mount, 25- points of middle plates, 26- pultrusions device, 27- depression bars, 28- are oriented to
The main winding motor of plate, 29- fiberglass poles, 30- coilings casing, 31-, the main winding heads of 32-, 33- coilings variable-frequency motor, 34-
Conduit, 35- coilings fixing axle, 36- squeeze resin porcelain eye, 37- protection sleeve pipes, 42- recovery resin barrel, 62- resin storage tanks.
Embodiment
Embodiment of the present utility model is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the present utility model easily.
Show as shown in Figure 1, Figure 2, a kind of impregnation winding system for producing glass fiber-reinforced polymer, produce the equipment bag of glass fiber-reinforced polymer
Creel, impregnation winding system, heating system, system of taking out stitches, trailer system, diced system are included, creel connects with impregnation winding system
Connect, the glass fiber yarn beam of creel is from top to bottom divided into four groups, is placed in the glass fiber yarn beam group a12 of upper end and is placed in lower end
The glass fiber yarn beam group b13 that is aggregated to form of three groups of glass fiber yarn beams be connected successively with impregnation winding system；
Impregnation winding system includes dipping system and winding system, and dipping system includes the first gumming device, preheating baking box,
First gumming device is connected with preheating baking box, and winding system includes guider and Winder；
As shown in figure 1, the first gumming device includes impregnation casing 14, the notch being placed in impregnation casing 14 is set up
First resin storage tank 15, the top of impregnation casing 14, which is provided with, holds the winding displacement plate a16 that glass fiber yarn beam group a12 is penetrated, the first resin
Groove 15, which is provided with, holds the bending-type pressure arm 17 that glass fiber yarn beam group b13 is penetrated, and the upper end of the bending-type pressure arm 17 is connected with tree
Fat groove lift cylinder 18, the resin storage tank lift cylinder 18 are fixed on impregnation casing 14；
Preheating baking box includes preheating casing 19, is placed in the row that preheating casing 19 upper end appearance glass fiber yarn beam group a12 is penetrated
Line plate b20, preheating casing 19 is interior to be provided with the first heater 21, and glass fiber yarn beam group b13 is placed in the top of the first heater 21 and set
Put, the lower section of the first heater 21 is connected with preheating division cylinder 22.
As shown in Fig. 2 guider includes guide case 23, the resin storage tank fixed mount 24 being placed in guide case 23, point middle plate
25th, guide plate 28, point middle plate 25, guide plate 28 is vertically arranged and is fixed on the side wall of guide case 23, resin storage tank fixed mount 24
The second resin storage tank 62 that a notch is set up is provided with, the top of resin storage tank fixed mount 24 is provided with one and holds glass fiber yarn beam group
The pultrusion device 26 that b13 is penetrated, while the depression bar 27 that an appearance glass fiber yarn beam group a12 is penetrated is provided with the second resin storage tank 62, should
Glass fiber yarn beam group a12, which is divided to, to be respectively penetrated point upper and lower side of middle plate 25 for two groups and enters guide plate 28, glass fiber yarn beam
Group b13 penetrates pultrusion device 26 and enters guide plate 28, and final glass fiber yarn beam group a12 collects with glass fiber yarn beam group b13
Fiberglass pole 29 is formed afterwards enters Winder；
Winder includes coiling casing 30, main winding motor 31, main winding head 32, coiling variable-frequency motor 33, wire
Pipe 34, coiling fixing axle 35, main winding head 32 are connected with fiberglass pole 29, while main winding motor 31 drives main wrapping machine
First 32 rotate so as to drive fiberglass pole 29 to rotate, and the outer ring of the fiberglass pole 29 is provided with protection sleeve pipe 37, protection sleeve pipe
37 upper and lower side is equipped with the conduit 34 laterally prevented, and the upper and lower of fiberglass pole 29 is respectively equipped with coiling fixing axle 35,
Polyester thread is set with the coiling fixing axle 35, polyester thread is each passed through the conduit 34 being correspondingly arranged and is wrapped in fiberglass pole
29 outer ring, coiling variable-frequency motor 33 are connected with coiling fixing axle 35, and coiling variable-frequency motor 33 drives coiling fixing axle 35 to rotate
So that polyester thread winds fiberglass pole 29.
Glass fiber yarn beam group a12 is provided with a point junction for middle plate 25 and squeezes resin porcelain eye 36.
Recovery resin barrel 42 is provided with coiling casing 30, the recovery resin barrel 42 is placed in the lower section of main winding head 32.
The utility model is provided with two resin storage tanks and carries out impregnation process twice, improves the strength character of fiberglass pole, leaching
Colloid system includes gumming device, preheats baking box, and a part of glass fiber yarn on creel enters preheating after gumming device impregnation
Baking box is preheated, and accelerates the solidification of glass fiber yarn, and the production for the fiberglass pole in later stage is ready.The setting of base
Ensure that gumming device and preheating baking box can keep stability at work.
Winding system includes guider and Winder, and two groups of glass fiber yarn beams are after the guiding of guider
Collect for fiberglass pole, into Winder, the polyester thread of Winder is wrapped in the outer ring of fiberglass pole, by taking out stitches
Device is taken out stitches, and can enclose to form thread-like structure in vitro in fiberglass pole.Pultrusion is wound even by winding system polyester thread
Helicitic texture is set up in the body of rod outer surface of fitting, increases the pulling force of the connector body of rod, and structure and manufacture craft are simple, and cost is low,
Production efficiency is high.
Above-described embodiment is preferred embodiment of the present utility model, is not the limit to technical solutions of the utility model
System, as long as the technical scheme that can be realized without creative work on the basis of above-described embodiment, is regarded as falling into
In the rights protection scope of the utility model patent.
Claims (3)
- A kind of 1. impregnation winding system for producing glass fiber-reinforced polymer, it is characterised in that：The equipment of production glass fiber-reinforced polymer includes yarn Frame, impregnation winding system, heating system, system of taking out stitches, trailer system, diced system, the creel connect with impregnation winding system Connect, the glass fiber yarn beam of the creel is from top to bottom divided into four groups, is placed in the glass fiber yarn beam group a (12) of upper end and puts The glass fiber yarn beam group b (13) that three groups of glass fiber yarn beams in lower end are aggregated to form is connected with impregnation winding system successively；The impregnation winding system includes dipping system and winding system, and the dipping system includes the first gumming device, preheating Baking box, first gumming device are connected with preheating baking box, and the winding system includes guider and Winder；The first tree that first gumming device includes impregnation casing (14), the notch being placed in impregnation casing (14) is set up Fat groove (15), the top of the impregnation casing (14), which is provided with, holds the winding displacement plate a (16) that glass fiber yarn beam group a (12) is penetrated, institute State the first resin storage tank (15) and be provided with and hold the bending-type pressure arm (17) that glass fiber yarn beam group b (13) is penetrated, the bending-type pressure arm (17) upper end is connected with resin storage tank lift cylinder (18), and the resin storage tank lift cylinder (18) is fixed on impregnation casing (14)；The preheating baking box is worn including preheating casing (19), being placed in preheating casing (19) upper end appearance glass fiber yarn beam group a (12) The winding displacement plate b (20) entered, the preheating casing (19) is interior to be provided with the first heater (21), the glass fiber yarn beam group b (13) It is placed in above the first heater (21) and sets, preheating division cylinder (22) is connected with below first heater (21)；The guider include guide case (23), be placed in guide case (23) resin storage tank fixed mount (24), point in plate (25), Guide plate (28), plate (25) in described point, guide plate (28) is vertically arranged and is fixed on the side wall of guide case (23), the tree Fat groove fixed mount (24) is provided with the second resin storage tank (62) that a notch is set up, and the top of resin storage tank fixed mount (24) is provided with The pultrusion device (26) that one appearance glass fiber yarn beam group b (13) is penetrated, while one is provided with the second resin storage tank (62) and holds glass fibre The depression bar (27) that yarn beam group a (12) is penetrated, the glass fiber yarn beam group a (12) are divided into two groups and respectively penetrate the upper of point middle plate (25) Lower end simultaneously enters guide plate (28), and glass fiber yarn beam group b (13) penetrates pultrusion device (26) and enters guide plate (28), final glass Glass silvalin beam group a (12) and glass fiber yarn beam group b (13) forms fiberglass pole (29) after collecting and enters Winder；The Winder includes coiling casing (30), main winding motor (31), main winding head (32), coiling variable-frequency motor (33), conduit (34), coiling fixing axle (35), the main winding head (32) is connected with fiberglass pole (29), simultaneously main Winding motor (31) drives main winding head (32) to rotate so as to drive fiberglass pole (29) to rotate, the fiberglass pole (29) Outer ring be provided with protection sleeve pipe (37), the upper and lower side of the protection sleeve pipe (37) is equipped with the conduit (34) laterally prevented, institute The upper and lower for stating fiberglass pole (29) is respectively equipped with coiling fixing axle (35), and terylene is set with the coiling fixing axle (35) Line, the polyester thread are each passed through the outer ring that the conduit (34) being correspondingly arranged is wrapped in fiberglass pole (29), the coiling Variable-frequency motor (33) is connected with coiling fixing axle (35), the coiling variable-frequency motor (33) drive coiling fixing axle (35) rotate from And polyester thread is set to wind fiberglass pole (29).
- A kind of 2. impregnation winding system for producing glass fiber-reinforced polymer according to claim 1, it is characterised in that：The glass fibers A junction for plate (25), which is provided with, in tieing up yarn beam group a (12) and dividing squeezes resin porcelain eye (36).
- A kind of 3. impregnation winding system for producing glass fiber-reinforced polymer according to claim 1, it is characterised in that：The coiling case Recovery resin barrel (42) is provided with body (30), the recovery resin barrel (42) is placed in the lower section of main winding head (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720063042.9U CN206749090U (en) | 2017-01-19 | 2017-01-19 | A kind of impregnation winding system for producing glass fiber-reinforced polymer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720063042.9U CN206749090U (en) | 2017-01-19 | 2017-01-19 | A kind of impregnation winding system for producing glass fiber-reinforced polymer |
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| Publication Number | Publication Date |
|---|---|
| CN206749090U true CN206749090U (en) | 2017-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720063042.9U Active CN206749090U (en) | 2017-01-19 | 2017-01-19 | A kind of impregnation winding system for producing glass fiber-reinforced polymer |
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| CN (1) | CN206749090U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366794A (en) * | 2018-11-13 | 2019-02-22 | 惠州市恒新复合材料有限公司 | A kind of glass fiber dipped equipment and glass reinforced plastic production technology |
| CN110202745A (en) * | 2018-09-14 | 2019-09-06 | 南通沪誉玻璃钢制品有限公司 | A kind of manufacture craft of heat preservation wall body connecting piece |
| CN112794656A (en) * | 2021-01-27 | 2021-05-14 | 安徽森德新材料科技发展有限公司 | Yarn impregnation winding device for glass fiber reinforcement production |
| CN113085152A (en) * | 2021-04-01 | 2021-07-09 | 湖南易净环保科技有限公司 | Production method of electric power protection sleeve wound by fiber weaving |
-
2017
- 2017-01-19 CN CN201720063042.9U patent/CN206749090U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202745A (en) * | 2018-09-14 | 2019-09-06 | 南通沪誉玻璃钢制品有限公司 | A kind of manufacture craft of heat preservation wall body connecting piece |
| CN109366794A (en) * | 2018-11-13 | 2019-02-22 | 惠州市恒新复合材料有限公司 | A kind of glass fiber dipped equipment and glass reinforced plastic production technology |
| CN112794656A (en) * | 2021-01-27 | 2021-05-14 | 安徽森德新材料科技发展有限公司 | Yarn impregnation winding device for glass fiber reinforcement production |
| CN113085152A (en) * | 2021-04-01 | 2021-07-09 | 湖南易净环保科技有限公司 | Production method of electric power protection sleeve wound by fiber weaving |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200519 Address after: 242220 Guoan Road, economic development zone, Guangde County, Xuancheng City, Anhui Province Patentee after: GUANGDE FUYAN PLASTIC PRODUCTS Co.,Ltd. Address before: 226200 No. 19, Jiangzhou Road, Binhai Industrial Park, Nantong, Jiangsu, Qidong Patentee before: HUYU FIBERGLASS REINFORCEMENT PRODUCTS (NANTONG) Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230321 Address after: Room 392-98, No. 7, Lane 3129, Shenzhuan Road, Sheshan Town, Songjiang District, Shanghai, 201600 Patentee after: Huyu construction technology (Shanghai) Co.,Ltd. Address before: 242220 Guo'an Road, Economic Development Zone, Guangde County, Xuancheng City, Anhui Province Patentee before: GUANGDE FUYAN PLASTIC PRODUCTS Co.,Ltd. |
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| TR01 | Transfer of patent right |