CN105172125B - The side fusion splicing devices and its method of maqting type buoy used for aquiculture - Google Patents

The side fusion splicing devices and its method of maqting type buoy used for aquiculture Download PDF

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Publication number
CN105172125B
CN105172125B CN201510193076.5A CN201510193076A CN105172125B CN 105172125 B CN105172125 B CN 105172125B CN 201510193076 A CN201510193076 A CN 201510193076A CN 105172125 B CN105172125 B CN 105172125B
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China
Prior art keywords
buoy
cover
fusion splicing
splicing devices
side cover
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Active
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CN201510193076.5A
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Chinese (zh)
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CN105172125A (en
Inventor
赖志强
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HAINAN LIANSU TECHNOLOGY INDUSTRIAL CO., LTD.
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Guangdong Liansu Technology Industrial Co Ltd
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/60Floating cultivation devices, e.g. rafts or floating fish-farms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B22/00Buoys
    • B63B22/04Fixations or other anchoring arrangements
    • B63B22/08Fixations or other anchoring arrangements having means to release or urge to the surface a buoy on submergence thereof, e.g. to mark location of a sunken object
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

The present invention relates to the side fusion splicing devices of maqting type buoy used for aquiculture and its method, more specifically, it is related to a kind of with the side cover being laminated by film of synthetic resin and woven line, wrap up the two ends rounded portions side for the buoy being made up of foamed polystyrene or synthetic resin, enabling the side fusion splicing devices and its method of one-piece type maqting type buoy used for aquiculture are fused into by means of heating.

Description

The side fusion splicing devices and its method of maqting type buoy used for aquiculture
Technical field
The present invention relates to the side fusion splicing devices of maqting type buoy used for aquiculture and its method, more specifically, it is related to It is a kind of to be covered with the side being laminated by film of synthetic resin and woven line, wrap up by foamed polystyrene or synthetic resin structure Into buoy two ends rounded portions side, enabling one-piece type maqting type used for aquiculture is fused into by means of heating and is floated Target side fusion splicing devices and its method.
Background technology
In general, the buoy used in aquaculture, has the buoy being molded with foamed polystyrene and to synthesis The buoy that resin carries out blow molding and is molded, wherein, foamed polystyrene buoy uses more.
In the past, foamed polystyrene buoy was used being shaped to columnar two ends winding lashing wire, due to groove Apply substantial amounts of power, thus if using buoy for a long time, then easily or deformation damaged because of great waves or tidewater and tsunami etc..
Moreover, foamed polystyrene directly transmits the sea washes such as great waves due to rough, thus exist easily broken The shortcoming damaged or deformed.
In addition, if buoy is damaged, then cause marine pollution because of broken fragment, as long as groove slightly breakage is just difficult to Use, be stacked at seashore or air storage or carry out offal treatment.
In order to eliminate this shortcoming, use is formed with synthetic resin by means of blow molding is formed with space in internal diameter Main body buoy, this synthetic resin buoy compensate for that durability as foamed polystyrene buoy shortcoming is weak, the life-span Short shortcoming, and the problems such as environmental pollution, but have the shortcomings that price is high in making, buoy is installed on plant or receipts When taking, the instrument used is to use hook or clip etc. to carry out operation, the shortcomings of there is buoy rupture, crush, operating speed Slowly, there is operating efficiency decline.
As this conventional particular technique, having utility model registration numbering the 0309039th, (2003. 03.17. are noted Volume), utility model numbering No. 2000-0020942 (2000. 12. 15. disclosure), Pat. Registration numbering the 0857470th are disclosed Number (2008. 09. 02. registration), utility model registration numbering the 0227202nd (2001. 04.02. registrations), it is this conventional Technology is in addition to above-indicated shortcoming, protective cover in the external diameter of buoy, enabling protection buoy, but existing needs The shortcoming fixed in the part that can not cover buoy using rope, at night, buoy can not be adequately identified, and there is accident danger It is dangerous, for foamed polystyrene constitutor, haveing the shortcomings that to be difficult to adjust buoyancy, the foreign matter such as surface attachment shell, to floating Power generation influence, thus need periodically to clean, now, a part for foamed polystyrene also together comes off, thus generation is bad, Have the shortcomings that to lose buoyancy.
It is intended to prevent the earlier application patent of invention No. 1200020 (2002. 11. 05. of the applicant of this shortcoming Registration), more specifically, it is related to a kind of buoy used for aquiculture and its manufacture method,
Irradiation friendship is carried out to the envelope that extrusion molding is carried out along the external diameter being made up of foamed polystyrene or synthetic resin Cause extension after connection, type is molded as one by means of heating, in two with foamed polystyrene and the main body in space End forms groove and the buoy used for aquiculture for combining lashing wire and using,
Be the envelopes for causing extension 20~30% be molded after 2 layers and cross-linking radiation extrusion molding, be covered in described in have The external diameter of the main body in foamed polystyrene and space, to be integrally formed type by means of heating.
But, for this conventional art, envelope is being covered in body outer diameter and by means of heating so that turning into In one-piece type process, although simplicity is fixed in main body, the two ends of main body are formed with round sides, it is impossible to the side The rounded portions in face cover the type that is integrally fixed, thus can not complete.
In addition, when wrap up envelope when, if certain a part occur small opening, then, seawater permeated by the hole there is provided Space or play drum that microorganism can live, as a result cause to burst apart, and fish, shellfish are entered and perched by hole, because And have the shortcomings that to cause to lose buoy function.
【Prior art literature】
【Patent document】
1. utility model registration numbering of (patent document 1) document the 0309039th (2003. 03. 17. registration);
The utility model of (patent document 2) document 2. discloses numbering the 2000-0020942nd, and (2000. 12. 15. is public Open);
3. Pat. Registration numbering of (patent document 3) document the 0857470th (2008. 09. 02. registration);
4. utility model registration numbering of (patent document 4) document the 0227202nd (2001. 04. 02. registration);
5. Pat. Registration numbering of (patent document 5) document the 1200020th (2002. 11. 05. registration).
The content of the invention
(The technical problem to be solved)
Therefore, the present invention is precisely in order to solving this shortcoming and researching and developing, the purpose of technical task of the invention is to carry For a kind of side fusion splicing devices of buoy, at foamed polystyrene main body or the buoy two ends being made up of synthetic resin circularly The side of formation, is covered using the film formation side being laminated to film of synthetic resin and woven line, covers the side cover, So that anti-sunlight ability is strong, the side that two ends are circularly formed is covered on sideways and is integrally formed type.
(The means solved the problems, such as)
Formed the present invention relates to the both-side ends in the main body that groove is formd along two ends rounded protrusion side it is floating Mark, the side to the buoy carry out the side fusion splicing devices of the buoy of welding, it is characterised in that including:
The upside for the supporting plate protruded in the downside of pillar, installs the angle support frame for side wrap up support;
The cylinder shaft front end of vertically installed hydraulic cylinder on the cylinder mounting bracket that the upside of the pillar is protruded, seating side melts Connection device;
The side fusion splicing devices are formed covers the side forming tank wrapped up to the side for being covered in side, in the side The outside of face forming tank forms hot line, the adhesive melting for covering side, and integral type is fixedly mounted in side.
(The effect of invention)
The heat sealing machine of the present invention on the cylindrical outer diameter of foamed polystyrene main body or the buoy being made up of synthetic resin, Wrapped up using the laminated film that being made up of synthetic resin material, anti-sunlight ability is strong, hardness is strengthened, at two ends in justifying The side formed to shape, covers to internal diameter and supplies the side cover that adhesive aftershaping must have side view, by means of heating Welding is integral, and by this firm buoy for preventing from damaging caused by great waves impact, there is provided make it possible to what is be used for a long time Effect.
The present invention prevents seawater and microorganism and fish shellfish by means of welding to cover the side of parcel buoy sideways Into and perch there is provided stably perform the original task of buoy effect.
Brief description of the drawings
Fig. 1 is the stereogram of the preferred embodiment of the present invention.
Fig. 2 is the front view for showing the installment state of the present invention.
Fig. 3 is the front view of the state in buoy side welding side cover of the present invention.
Fig. 4 is the installment state amplification profile of the side fusion splicing devices of the present invention.
Fig. 5 is the front view for being used to carry out the side cover of buoy welding of the present invention.
Fig. 6 is the front cross-sectional view of the state for side cover being fused to buoy of the present invention.
Fig. 7 is the front partial cut away figure of the state for side cover and host film being fused to buoy of the present invention.
Fig. 8 is the front partial cut away figure of the buoy completion status of the present invention.
Fig. 9 is the block diagram for the manufacture method for showing the welding side cover of the present invention.
【Symbol description】
10 :Buoy fusion splicing devices 11:Pillar
12 :Supporting plate 13:Cylinder mounting bracket
14 :Control cabinet 15:Hydraulic cylinder
16 :Cylinder shaft 17:Leading axle
20 :Side fusion splicing devices 21:Side forming tank
22 :Hot line 23:Protection materials
30 :Buoy 31:Main body
32 :Groove 33,33a:Sideways
40 :Angle support frame 50:Cover side
51 :Film of synthetic resin 52:Woven line
53 :Adhesive 60:Laminated film
70 :Weld portion.
Embodiment
Below according to accompanying drawing, the preferred embodiments of the present invention are described in detail.
Fig. 1 is the stereogram for showing the preferred embodiment of the present invention, and Fig. 2 is the front view for showing the installment state of the present invention, Fig. 3 is the front view of the state in buoy side welding side cover of the present invention, and Fig. 4 is the peace of the side fusion splicing devices of the present invention Dress state amplification profile, Fig. 5 is the front view for being used to carry out the side cover of buoy welding of the present invention, and Fig. 6 is the present invention Side cover be fused to buoy state front cross-sectional view.
In order to wrap up the side (33,33a) at two ends in foamed polystyrene main body (31), side cover (50) is bonded into one Build.
The side cover (50) is to make to weave the line (52) must with tartan positioned at the conjunction with 0.3~1.5mm thickness Behind resin film (51) center, it is heated to 80~140 DEG C and is laminated, is truncated into after circle, is molded and fills in side (not shown) Put middle heating and be molded so that after the shape with side (33,33a), in inner side with spray method coated sides adhesive (53)。
Side cover (50) is combined in two end side surfaces (33,33a) of the foamed polystyrene main body (31), 115 are heated to ~145 DEG C of temperature, is fused into one-piece type by side adhesive (53).
(50) welding by buoy fusion splicing devices (10) is covered in the side, in the upside shape angled support of supporting plate (12) Frame (40) so that certain one end side in two end side surfaces (33,33a) of support buoy (30), in the supporting plate (12), Pillar (11) is formed along the longitudinal direction, and control cabinet (14) is installed in upside.
Upside in the pillar (11), cylinder mounting bracket (13) is connected to side, hydraulic cylinder (15) is erectly installed, in institute State on hydraulic cylinder (15), leading axle (17) is connected to the side fusion splicing devices (20) of downside to downside, from the hydraulic cylinder (15) the downside front end of the cylinder shaft (16) of protrusion is connected with side fusion splicing devices (20).
The side fusion splicing devices (20) along formed must wrap up buoy (30) side (33,33a) part side into Type groove (21) lateral surface is formed with hot line (22), to provide fusion temp, and the hot line (22) is wrapped up with protection materials (23), In center connection cylinder shaft (16), in two ends connection leading axle (17).
The buoy fusion splicing devices (10) are illustrated for installing the situation of one, but can be at two ends at 2~4 In the range of install and use.
Fig. 7 is the front partial cut away figure of the state for side cover and host film being fused to buoy of the present invention, and Fig. 8 is The front partial cut away figure of the buoy completion status of the present invention.
It is molded with foamed polystyrene, 2, which are engaged, must form cylindrical shape, internally to form hollow, or in shaping For the two ends of columnar foamed polystyrene main body (31), the groove (32) for fixing rope is formed, in the groove (32) outside, forms the side (33,33a) for circularly forming arc.
Laminated film (60) is supplied on the external diameter of the foamed polystyrene main body (31), along main body (31) and groove (32) bending, type must be integrally formed by being molded.
Make the laminated film (60) and side cover (50) engage respectively it is fixed after, cover (50) with side along laminated film (60) The part of stacking, makes welding laminated film (60) cover the synthetic resin raw material molten homogeneous of (50) with side, molten synthetic resin Weld portion (70) is fed to, circumferentially, is finished up by means of welding, buoy (30) is formed.
The present invention so constituted uses synthetic resin, while supply has film (51) of 0.3~1.5mm thickness, Woven line (52) is supplied between the film of synthetic resin (51), it is attached with pressing by 80~140 DEG C of heating, form 3 weight structures Laminated film.
The laminated film carries out first time processing so that with circular form, the side cover shaping not shown in figure In device, offside mask (50) is molded, enabling side (33) integral face and main body (31) of parcel buoy (30) A part, the inside coating adhesive (53) of (50) is covered in the side and is cooled down.
Supply the side cover (50) so that the side (33) of parcel buoy (30) so that non-supply side mask (50) (33a) is located at the angle support frame (40) of downside sideways, and the side (33) for having supplied side cover (50) is located at behind upside, drives buoy The hydraulic cylinder (15) of fusion splicing devices (10), cylinder shaft (16) protrusion, declines side fusion splicing devices (20) so that side forming tank (21) parcel side cover (50).
When the cylinder shaft (16) declines, due to being connected with leading axle (17) at the two ends of side fusion splicing devices (20), because And stably guide transfer.
After side fusion splicing devices (20) parcel side cover (50), control cabinet (14) makes hot line (22) generate heat, and is molded in side The heat of 115~145 DEG C of supply in groove (21), adhesive (53) melting of side cover (50), equably to whole faces of side (33) Pressurization so that be fused into one-piece type.
As described above, side cover (50) welding is fixed on behind side (33) by side fusion splicing devices (20), driving Hydraulic cylinder (15), rises cylinder shaft (16), side fusion splicing devices (20) is separated with side (33), buoy (30) is rotated 180 Degree, is supplied after new side cover (30) to side (33a) so that the side cover (50) for completing welding is located at angle support frame (40), leads to The driving of hydraulic cylinder (15) is crossed, after cylinder shaft (16) declines, side forming tank (21) the parcel side of fusion splicing devices (20) in side Cover in the state of (50), the heat of hot line (22) supply 115~145, the adhesive (53) of side cover (50) is melted, in uniform offside While the pressurization of face (33a) whole face so that be fused into one-piece type.
As described above, making side cover (50) integral welding in behind the side (33,33a) at two ends, wrapped with laminated film (60) Main body (31) is wrapped up in, welding is integral in main body fusion splicing devices, the main body intersected along side cover (50) with laminated film (60) (31) molten synthetic resin or sideways (33,33a), is supplied, welding to be integrally formed with weld portion (70).
As described above, buoy (30) passes through laminated film (60) and side cover (50), in the state of exposure, anti-sunlight ability It is very strong, by the woven line being inserted between film, intensity be improved there is provided even if long-time using do not allow yet it is perishable or The advantage of damage, surface unusual light, shellfish etc. can not fully adhere to, thus prevent perching for shellfish etc., even if shellfish adheres to Also it can be easily separated, and it is light, carry and management is easy.
Further, since surface is smooth, even if great waves are collided, also buoy (30) is not caused especially to influence, can prevented brokenly Damage, when part damage or laminated film (60) or side cover (50) separation, coating press mold (60) is simultaneously heated again, is passed through Shrink, easily can repair and reuse.
With reference to the accompanying drawings and Fig. 9, presently most preferred embodiment of the invention is described in detail.
【Embodiment 1】
A. foamed polystyrene main body manufacturing step (S1)
Foamed polystyrene is supplied, the groove (32) of rope can be bundled by being formed by foaming at two ends, manufacture both sides End has the foamed polystyrene main body (31) of round sides (33,33a).
B. laminated film manufacturing step (S2)
Supply film of synthetic resin (51) and woven line (52) and film of synthetic resin (51), are heated to 80~140 successively DEG C temperature be laminated, perform manufacture laminated film the step of.
C. side cover manufacturing step (S3)
Laminated film is truncated into circle, can cover with sprayer and protect side (33,33a) to being molded to have Supply side adhesive (53) on the inside of the side cover (50) of size and form so that be uniformly distributed on whole faces, so as to manufacture Side cover (50).
D. side cover welding step (S4)
Supply side mask (50) so that the side (33) of parcel buoy (30), makes side (33a) be located at fusion splicing devices (10) Angle support frame (40), the side (33) for making to have supplied side cover (50) is located at behind upside, driving hydraulic cylinder (15), cylinder shaft (16) After decline so that side forming tank (21) the parcel side cover (50) of side fusion splicing devices (20), then heated in hot line (22) To pressing side cover (50) while 115~145 DEG C, due to the thermal source of heating, side adhesive (53) melting, side cover (50) It is fused into side (33) one-piece type.
E. additional welding step (S5) is covered in side
After one end of buoy (30) is fixed in side cover (50) welding, buoy (30) is set to rotate 180 degree, supply side Cover (50) so that the side (33a) of parcel buoy (30), the side (33) that welding secures side cover (50) is filled positioned at welding The angle support frame (40) of (10) is put, the side (33a) for having supplied side cover (50) is located at behind upside, driving hydraulic cylinder (15), After cylinder shaft (16) declines so that side forming tank (21) the parcel side cover (50) of side fusion splicing devices (20), then in hot line (22) (50) are covered by downside while being heated to 115~145 DEG C, due to the thermal source of heating, side adhesive (53) melting, side Mask (50) is fused into one-piece type with side (33).
F. laminated film and side cover welding step (S6)
With laminated film (60) parcel main body (31), welding, and laminated film (60) parcel side are realized in main body fusion splicing devices A front end part for mask (50) is simultaneously fixed, and tree is melt-synthesized with the supply of laminated film (60) intersection along side cover (50) Fat, to cause the method being welded together with weld portion (70) to fix by welding, forms buoy (30).
【Industrial utilization possibility】
The present invention to cover two end side surfaces of parcel buoy sideways, and welding is fixed by means of heating so as to glue sideways Mixture forms one-piece type for medium, in laminated film and side cover intersection, is finished up by welding, so that there is provided system Make the exceedingly useful invention of buoy.

Claims (2)

1. a kind of side welding process of maqting type buoy used for aquiculture, in the manufacture method of buoy, including supply foam Polystyrene, the groove (32) of rope can be bundled by being formed by foaming at two ends, and manufacture both-side ends have round sides The foamed polystyrene main body manufacturing step (S1) of the main body (31) of (33,33a);Supply the film being made up of synthetic resin, bag Wrap up in side (33,33a) and the type that is integrally fixed, for the manufacture method of the buoy, it is characterised in that use fusion splicing devices Welding is carried out to the side (33,33a) of the buoy (30), the fusion splicing devices include:
The upside for the supporting plate (12) protruded in the downside of pillar (11), installs and side (33,33a) is carried out to wrap up support Angle support frame (40);
On the cylinder mounting bracket (13) that the upside of the pillar (11) is protruded before the cylinder shaft (16) of vertically installed hydraulic cylinder (15) End, seating side fusion splicing devices (20);
The side fusion splicing devices (20) formed the side wrapped up the side cover (50) for being covered in side (33,33a) into Type groove (21), and
Hot line (22) is formed in the outside of the side forming tank (21), makes adhesive (53) melting of side cover (50), in side Integral type is fixedly mounted in face (33,33a);
The side welding process includes:
Laminated film manufacturing step (S2), supplies film of synthetic resin (51) and woven line (52) and film of synthetic resin successively (51) temperature for, being heated to 80~140 DEG C is laminated and manufactures laminated film;
The laminated film, is truncated into circle by side cover manufacturing step (S3), with sprayer to be molded must have can cover simultaneously Supply side adhesive (53) on the inside of the size of protection side (33,33a) and the side cover (50) of form so that in whole faces On be uniformly distributed so that manufactured side cover (50);
Side cover welding step (S4), supplies the side cover (50) so that the side (33) of parcel buoy (30), makes side (33a) is located at the angle support frame (40) of fusion splicing devices (10), the side (33) for having supplied side cover (50) is located at behind upside, drives Hydrodynamic cylinder pressure (15), after cylinder shaft (16) declines so that cover side forming tank (21) the parcel side of side fusion splicing devices (20) (50), then (50) are covered in pressing side while hot line (22) is heated to 115~145 DEG C, and due to the thermal source of heating, side is viscous Mixture (53) is melted, and side cover (50) is fused into one-piece type with side (33);
Additional welding step (S5) is covered in side, after one end of the buoy (30) is fixed in side cover (50) welding, makes to float (30) rotation 180 degree is marked, supply side mask (50) so that the side (33a) of parcel buoy (30) makes welding secure side and covered (50) side (33) is located at the angle support frame (40) of fusion splicing devices (10), makes to have supplied side (33a) position that (50) are covered in side In behind upside, driving hydraulic cylinder (15), after cylinder shaft (16) declines so that side forming tank (21) bag of side fusion splicing devices (20) Side cover (50) is wrapped up in, then (50) are covered by downside while hot line (22) is heated to 115~145 DEG C, due to the heat of heating Source, side adhesive (53) melting, side cover (50) is fused into one-piece type with side (33);And
Laminated film and side cover welding step (S6), wrap up the main body (31), in main body fusion splicing devices with laminated film (60) Welding is realized, and the end of laminated film (60) parcel side cover (50) is a part of and fixed, along side cover (50) and laminated film (60) intersection supply molten synthetic resin, and to cause to consolidate with the method that weld portion (70) is welded together by welding It is fixed, form buoy (30).
2. the side welding process of maqting type buoy used for aquiculture according to claim 1, it is characterised in that
After hot line (22) is installed in the outside of the side forming tank (21), the hot line (22) is wrapped up with protection materials (23), Make adhesive (53) melting of side cover (50), integral type is fixedly mounted in side (33,33a).
CN201510193076.5A 2014-04-22 2015-04-22 The side fusion splicing devices and its method of maqting type buoy used for aquiculture Active CN105172125B (en)

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KR20140048095A KR101501692B1 (en) 2014-04-22 2014-04-22 Junction buoy for aquaculture and the way in terms of welding equipment
KR10-2014-0048095 2014-04-22

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KR101818698B1 (en) * 2017-08-24 2018-01-16 주영테크 주식회사 Side welding apparatus Coating Type buoy
CN109623988A (en) * 2018-12-28 2019-04-16 湖南海鳌鱼具有限公司 Reed buoy mark height temperature molding machine

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JPH0791585A (en) * 1993-09-28 1995-04-04 Mitsubishi Plastics Ind Ltd Electric welded joint for corrugated pipe
CN201124567Y (en) * 2007-10-24 2008-10-01 林瑞添 Integrated processing stand of hot melting machine
KR100931417B1 (en) * 2009-06-03 2009-12-11 이재화 Heat welding apparatus for buoy
KR101217143B1 (en) 2010-05-13 2012-12-31 박봉헌 Process for a float coated nonwovev and F.R.P and the float material using the same
KR101241604B1 (en) * 2011-07-15 2013-03-11 이태선 Coating buoy
CN202378289U (en) * 2011-11-05 2012-08-15 福建五友模具科技有限公司 On-water floating ball
KR101200020B1 (en) * 2012-08-01 2012-11-12 김학건 Buoy for aquaculture and manufacturing method

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