CN104791560B - Clamping and pressing type anti-leakage compression joint pipe fitting - Google Patents
Clamping and pressing type anti-leakage compression joint pipe fitting Download PDFInfo
- Publication number
- CN104791560B CN104791560B CN201510203221.3A CN201510203221A CN104791560B CN 104791560 B CN104791560 B CN 104791560B CN 201510203221 A CN201510203221 A CN 201510203221A CN 104791560 B CN104791560 B CN 104791560B
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- China
- Prior art keywords
- nozzle belt
- clamp
- ring
- retainer ring
- clamping sleeve
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/02—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
- F16L21/035—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings placed around the spigot end before connection
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2201/00—Special arrangements for pipe couplings
- F16L2201/10—Indicators for correct coupling
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Revetment (AREA)
- Pipe Accessories (AREA)
Abstract
The invention provides a clamping and pressing type anti-leakage compression joint pipe fitting comprising a hollow pipe fitting body, a seal ring, a locating check ring, a compression sleeve and an anti-leakage compression joint check ring. One end of the pipe fitting body is provided with a pipe connection section. The locating check ring is connected to the root portion of the pipe connection section in a clamped mode. One end of the compression sleeve is inserted into the locating check ring. The anti-leakage compression joint check ring is connected to the end, far away from the root portion of the pipe connection section, of the locating check ring. A guide groove allowing a pipe to be inserted therein is formed between the compression sleeve and the pipe connection section. A seal groove is formed in the outer wall of the pipe connection section and corresponds to the guide groove. The seal ring is arranged in the seal groove. The anti-leakage compression joint check ring comprises multiple claw blocks and multiple plastic sheets, wherein the claw blocks are close to the locating check ring, and the plastic sheets are far away from the locating check ring, and the identical sides of every two adjacent claw blocks are connected through the same side of the corresponding plastic sheet. The outer wall of the end, far away from the root portion of the pipe connection section, of the locating check ring is provided with multiple protruding blocks in the radial direction. The width of the gap between every two adjacent protruding blocks is larger than that of each claw block. Each protruding block is provided with a right-angled buckle located between the corresponding protruding block and the root portion of the pipe connection section. After a pipeline system is installed, the pipeline system is convenient to detect, and detection is rapid and accurate.
Description
Technical field
The invention mainly relates to water supply line matching used connecting pipe, refer in particular to a kind of clamp-press type leakproof crimping
Pipe fitting.
Background technology
Cartridge connection pipe fitting is a kind of and the matching used connecting pipe of water supply line, with hot melt connection tube element or screw thread
Connecting pipe is compared, and has the advantages that structure is simple, it is quick to install, is connected firmly, thus is widely used.
Common cartridge connection pipe fitting is typically made up of the pipe fitting body of hollow, positioning retainer ring, clamping sleeve and sealing ring,
One end of pipe fitting body is provided with nozzle belt, and clamping sleeve is limited to nozzle belt periphery by positioning retainer ring, nozzle belt and clamping sleeve it
Between be formed with guide groove for tubing insertion, nozzle belt is provided with seal groove, and sealing ring is arranged in seal groove, the external diameter of sealing ring
More than tubing aperture.During use, first tubing is inserted in the guide groove between nozzle belt and clamping sleeve, then crimp clamping sleeve, with reality
Existing tubing is tightly connected with cartridge connection pipe fitting.But it is when tubing inserts in the slot between nozzle belt and clamping sleeve, close
Seal is subject to the extruding of pipe material inner wall and sealing groove bottom to reach sealing effectiveness simultaneously, even if clamping sleeve is crimped, pipe
Material will not leak at short notice with the link position of this cartridge connection pipe fitting, thus checks pipe-line system in water pressure testing
When, Basic examination does not go out whether each junction point has crimped it is necessary to whether there be impression just can see on close-ups clamping sleeve
Go out the junction whether having leakage crimping, when that is, shortcoming is whole pipe-line system construction, the inspection of its pipeline is time-consuming longer, does not complete pressure
The place connecing is difficult to be occurred, and long-time rear tubular member arises that serious leak, can cause unnecessary economic loss.
Content of the invention
For overcoming the defect having in above-mentioned prior art, it is an object of the invention to provide a kind of clamp-press type leakproof adapter
Part, this clamp-press type leakproof jointed tubular workpieces has leakproof crimping function, when water pressure testing checks pipe-line system, can rapidly and accurately check
Go out the junction whether having leakage crimping.
For reaching above-mentioned purpose, the technical solution adopted in the present invention is:
A kind of clamp-press type leakproof pressure welding pipe fittings, including hollow and one end is provided with the pipe fitting body of nozzle belt, sealing ring, clamping
It is plugged in the clamping sleeve in positioning retainer ring in the positioning retainer ring of nozzle belt root and one end, being formed between clamping sleeve and nozzle belt can
For the guide groove of tubing insertion, the nozzle belt outer wall of corresponding guide groove is provided with seal groove, sealing ring, in seal groove, also includes
Be connected to away from positioning retainer ring one end of nozzle belt root and be set in outside clamping sleeve leakproof crimping back-up ring, this leakproof pressure
Connect a plurality of plastic tabs that back-up ring includes arranging near a plurality of rest shoes and the remotely located back-up ring of the setting of positioning retainer ring side,
Adjacent two rest shoes are connected by the same side of plastic tab, are radially arranged on the positioning retainer ring one end outer wall away from nozzle belt root
There is plurality of bump, the gap between adjacent two projections is more than the width of rest shoe, each rest shoe is correspondingly provided with right angle buckle, this is straight
Angle buckle is located between projection and nozzle belt root.
From the foregoing, the present invention is provided with leakproof crimping back-up ring on positioning retainer ring, this leakproof crimping back-up ring includes leaning on
A plurality of rest shoes of nearly positioning retainer ring side setting and a plurality of plastic tabs of remotely located back-up ring setting, adjacent two rest shoes by
The same side of plastic tab connects, and has been radially arranged a plurality of convex on the positioning retainer ring one end outer wall away from nozzle belt root
Block, the gap between adjacent two projections be more than rest shoe width, each rest shoe is correspondingly provided with right angle buckle, this rectangular card button bit in
Between projection and nozzle belt root, and clamp-press type leakproof pressure welding pipe fittings need to be crimped to clamping sleeve to ensure after insertion tubing
The sealing property of tubing, when being crimped to the clamping sleeve of the present invention using crimping tool, crimping tool is pressed onto leakproof simultaneously
Crimp the plastic tab of back-up ring, now the plastic tab as each rest shoe junction point can be pressed down, and each rest shoe is from positioning retainer ring
Come off, thus by observing the leakproof on positioning retainer ring, testing staff can crimp whether whether back-up ring come off to judge clamping sleeve
It is crimped, judges without by the impression on close-ups clamping sleeve, detection mode is faster, accurate, safety can
Lean on.
Described positioning retainer ring includes outer toroid and interior annular, and described projection is arranged on the outer wall of outer toroid, in outer toroid
Form, and interior annular between, the holding tank being available for clamping sleeve insertion, the free end inwall of this interior annular is provided with fin, is connecing
On pipeline section, corresponding fin is provided with the top that external diameter is more than fin internal diameter.When positioning retainer ring is buckled on nozzle belt, nozzle belt
On top can push up fin on interior annular inwall, head on the extruding of inner circle ring holding tank direction, that is, interior annular can be tightly
Push down clamping sleeve so that nozzle belt, positioning retainer ring, reaching closely coupled effect between clamping sleeve three.
Outside near positioning retainer ring one end of nozzle belt root is equipped with fin, rectangular card button bit is in fin and convex
Between block.The setting of fin can limit the position of right angle buckle, so that rest shoe is less prone to loosening.
At least provided with a convex tendon on the projection one end away from fin, near plastic tab on the top of convex tendon and rest shoe
End face maintains an equal level.When leakproof crimping back-up ring do not carry out crimping just by destruction come off when, the top of convex tendon can carry for crimping tool
For positioning datum, that is, crimping tool can against the top of convex tendon and be crimped.
Square shaped teeth is being arranged on the nozzle belt outer wall of seal groove, is arranging three on the nozzle belt outer wall of free end
Angle tooth.The pipe material inner wall that setting square shaped teeth can ensure near sealing ring near seal groove is difficult to be cut damage it is ensured that sealing property,
Rake tooth is set in the nozzle belt outer wall near free end and can ensure that the connection of tubing and nozzle belt can bear bigger pulling force, two
The collocation planting profile of tooth ensure that sealing property, also ensure that the grasp to tubing for the pipe fitting body.
It is equipped with end difference in the both sides of seal groove.Expand the opening of seal groove, so that the inwall of tubing is more easily trapped into
In seal groove, thus ensureing that sealing ring can produce enough decrements, sealing property is more preferable.
Clamping sleeve one end in insertion holding tank is provided with in-flanges, horn mouth is provided with the other end of clamping sleeve.
The setting of in-flanges makes clamping sleeve be preferably grasped, and bell-mouthed setting facilitates the insertion of tubing.
Offering observation port on the clamping sleeve of in-flanges side.Whether convenient observation tubing inserts and puts in place.
Two convex tendons are provided with the projection one end away from fin, between two convex tendons, leave gap.When observation port is in plastics
The situation of observation port during flap position, can be seen by this gap, to guarantee it is observed that whether tubing inserts puts in place.
Nozzle belt root offers draw-in groove, is provided with draw-in groove corresponding on the positioning retainer ring inwall of nozzle belt root
Buckle.Structure is simple, facilitates implementation.
Compared with conventional art, the technique effect that the present invention is brought is:
1st, after tubing installation, conveniently tubing is detected, quick and precisely, it is to avoid in undone crimping
In the case of constructed；
2nd, product structure is simple, installs quick, is connected firmly, safe and reliable；
3rd, clamping sleeve is less prone to and comes off, and properties of product consolidate；
4th, good seal performance, is less prone to leak.
Brief description
Fig. 1 is the integrally-built sectional view of the embodiment of the present invention；
Fig. 2 is embodiment of the present invention overall structure diagram；
Fig. 3 is the sectional view of embodiment of the present invention explosive view；
Fig. 4 is embodiment of the present invention exploded perspective view；
Fig. 5 inserts the structural representation after tubing for the embodiment of the present invention；
Fig. 6 inserts tubing the structural representation after crimping for the embodiment of the present invention；
Reference:
1st, pipe fitting body；11st, nozzle belt；111st, draw-in groove；112nd, prop up top；113rd, seal groove；114th, end difference；115th, side
Shape tooth；116th, rake tooth；2nd, positioning retainer ring；21st, outer toroid；22nd, interior annular；23rd, projection；24th, holding tank；25th, fin；26、
Buckle；27th, fin；28th, convex tendon；281st, the top of convex tendon；29th, gap；3rd, leakproof crimping back-up ring；31st, rest shoe；311st, right angle falls
Button；312nd, near the end face of plastic tab on rest shoe；32nd, plastic tab；4th, sealing ring；5th, clamping sleeve；51st, in-flanges；52nd, loudspeaker
Mouth；53rd, observation port；6th, tubing；7th, guide groove.
Specific embodiment
As shown in figures 1 to 6, a kind of clamp-press type leakproof pressure welding pipe fittings, including hollow and one end be provided with nozzle belt 11 pipe fitting this
Body 1, sealing ring 4, it is connected to the clamping sleeve 5 that the positioning retainer ring 2 of nozzle belt 11 root and one end are plugged in positioning retainer ring 2, pressure
Form, between tight set 5 and nozzle belt 11, the guide groove 7 being available for tubing 6 insertion, nozzle belt 11 outer wall of corresponding guide groove 7 is provided with close
Sealing groove 113, sealing ring 4, in seal groove 113, also includes being connected to away from positioning retainer ring 2 one end of nozzle belt 11 root
And the leakproof being set in outside clamping sleeve 5 crimps back-up ring 3, this leakproof crimps back-up ring 3 and includes near the setting of positioning retainer ring 2 side
A plurality of rest shoes 31 and a plurality of plastic tabs 32 of remotely located back-up ring 2 setting, adjacent two rest shoes 31 are by plastic tab 32
The same side connects, and has been radially arranged plurality of bump 23 on the positioning retainer ring 2 one end outer wall away from nozzle belt 11 root, adjacent
Gap between two projections 23 is more than the width of rest shoe 31, each rest shoe 31 is correspondingly provided with right angle buckle 311, this right angle buckle
311 are located between projection 23 and nozzle belt 11 root.
Clamp-press type leakproof pressure welding pipe fittings need to be crimped to clamping sleeve 5 to ensure the sealing of tubing 6 after insertion tubing 6
Can, from the foregoing, the present invention be provided with positioning retainer ring 2 leakproof crimping back-up ring 3, when using crimping tool to the present invention's
When clamping sleeve 5 is crimped, crimping tool is pressed onto the plastic tab 32 that leakproof crimps back-up ring 3 simultaneously, now as each rest shoe 31
The plastic tab 32 of junction point can be pressed down, and each rest shoe 31 comes off from positioning retainer ring 2, thus testing staff can be fixed by observing
Whether the leakproof crimping back-up ring 3 on the back-up ring 2 of position comes off to judge whether clamping sleeve 5 is crimped, without by closely
Observe impression on clamping sleeve 5 judging, detection mode is faster, accurate, safe and reliable.
Positioning retainer ring 2 includes outer toroid 21 and interior annular 22, and projection 23 is arranged on the outer wall of outer toroid 21, in outer toroid
Form, between 21 and interior annular 22, the holding tank 24 being available for clamping sleeve 5 insertion, the free end inwall of this interior annular 22 is provided with
Fin 25, on nozzle belt 11, corresponding fin 25 is provided with the top 112 that external diameter is more than fin 25 internal diameter.When positioning retainer ring 2 blocks
When being buckled on nozzle belt 11, the fin 25 on interior annular 22 inwall can be pushed up in the top 112 on nozzle belt 11, heads on interior annular
22 to holding tank 24 direction extruding, that is, interior annular 22 can tightly push down clamping sleeve 5 so that nozzle belt 11, positioning retainer ring 2, compression
Cover and between 5 threes, reach closely coupled effect.
Further, the external diameter of sealing ring 4 is less than the internal diameter of tubing 6, as shown in figure 5, when clamping sleeve 5 is not crimped, close
Do not form sealing between seal ring 4 and tubing 6 it may occur that leak, thus whether more convenient detection clamping sleeve 5 is crimped.
Outside near positioning retainer ring 2 one end of nozzle belt 11 root is equipped with fin 27, right angle buckle 311 is located at
Between fin 27 and projection 23.The setting of fin 27 can limit the position of right angle buckle 311, so that rest shoe 31 is less prone to loosening.
At least provided with a convex tendon 28 on projection 23 one end away from fin 27, on the top 281 of convex tendon 28 and rest shoe 31
End face 312 near plastic tab 32 maintains an equal level.When leakproof crimp back-up ring 2 do not carry out crimping just by destruction come off when, convex tendon
28 top 281 can be that crimping tool provides positioning datum, and that is, crimping tool can against the top 281 of convex tendon 28 and be crimped.
Square shaped teeth 115 is being arranged on nozzle belt 11 outer wall of seal groove 113, outside the nozzle belt 11 of free end
Rake tooth 116 is arranged on wall.Can ensure tubing 6 inwall near sealing ring 4 not in setting square shaped teeth 115 near seal groove 113
Easily cut damage it is ensured that sealing property, tubing 6 can be ensured and connect in the nozzle belt 11 outer wall setting rake tooth 116 near free end
The connection of pipeline section 11 can bear bigger pulling force, and the collocation of two kinds of profiles of tooth ensure that sealing property, also ensure that pipe fitting body 1
Grasp to tubing 6.
It is equipped with end difference 114 in the both sides of seal groove 113.Expand the opening of seal groove 113, make the inwall of tubing 6
It is more easily trapped in seal groove 113, thus ensureing that sealing ring 4 can produce enough decrements, sealing property is more preferable.
Clamping sleeve 5 one end in insertion holding tank 113 is provided with in-flanges 51, the other end of clamping sleeve 5 is provided with
Horn mouth 52.The setting of in-flanges 51 makes clamping sleeve 5 be preferably grasped, and the setting of horn mouth 52 facilitates tubing 6
Insertion.
Offering observation port 53 on the clamping sleeve 5 of in-flanges 51 side.Whether convenient observation tubing 6 is inserted into
Position.
Two convex tendons 28 are provided with projection 23 one end away from fin 27, between two convex tendons 28, leave gap 29.Work as observation
The situation of observation port 53 when hole 53 is in plastic tab 32 position, can be seen by this gap 29, to guarantee it is observed that tubing 6
Whether insertion puts in place.
Nozzle belt 11 root offers draw-in groove 111, corresponding on positioning retainer ring 2 inwall of nozzle belt 11 root
Draw-in groove 111 is provided with buckle 26.Structure is simple, facilitates implementation.
Above-listed detailed description is illustrating for one of present invention possible embodiments, and this embodiment simultaneously is not used to limit
The scope of the claims of the present invention, all equivalence enforcements done without departing from the present invention or change, are intended to be limited solely by the scope of the claims of this case
In.
Claims (10)
1. a kind of clamp-press type leakproof pressure welding pipe fittings, including hollow and one end is provided with the pipe fitting body of nozzle belt, sealing ring, is connected to
The positioning retainer ring of nozzle belt root and one end are plugged in the clamping sleeve in positioning retainer ring, formed and be available between clamping sleeve and nozzle belt
The guide groove of tubing insertion, is provided with seal groove, in seal groove, its feature exists sealing ring on the nozzle belt outer wall of corresponding guide groove
In: also include being connected on away from positioning retainer ring one end of nozzle belt root and be set in the leakproof crimping gear outside clamping sleeve
Circle, this leakproof crimps the plural number that back-up ring includes arranging near a plurality of rest shoes and the remotely located back-up ring of the setting of positioning retainer ring side
Individual plastic tab, adjacent two rest shoes are connected by the same side of plastic tab, outside the positioning retainer ring one end away from nozzle belt root
Plurality of bump is radially arranged on wall, the gap between adjacent two projections is more than the width of rest shoe, and each rest shoe is correspondingly provided with
Right angle buckle, this rectangular card button bit is between projection and nozzle belt root.
2. a kind of clamp-press type leakproof pressure welding pipe fittings according to claim 1 it is characterised in that: described positioning retainer ring includes outer
Annulus and interior annular, described projection is arranged on the outer wall of outer toroid, is formed and be available for clamping sleeve between outer toroid and interior annular
The holding tank of insertion, is provided with fin on the free end inwall of this interior annular, and on nozzle belt, corresponding fin is provided with external diameter and is more than
A top of fin internal diameter.
3. a kind of clamp-press type leakproof pressure welding pipe fittings according to claim 1 it is characterised in that: near nozzle belt root
Fin is equipped with the outside of positioning retainer ring one end, rectangular card button bit is between fin and projection.
4. a kind of clamp-press type leakproof pressure welding pipe fittings according to claim 3 it is characterised in that: in the projection one away from fin
At least provided with a convex tendon on end, the top of convex tendon is fair near the end face of plastic tab with rest shoe.
5. a kind of clamp-press type leakproof pressure welding pipe fittings according to claim 4 it is characterised in that: near seal groove adapter
On section outer wall, square shaped teeth is set, rake tooth is being arranged on the nozzle belt outer wall of free end.
6. a kind of clamp-press type leakproof pressure welding pipe fittings according to claim 5 it is characterised in that: be all provided with the both sides of seal groove
There is end difference.
7. a kind of clamp-press type leakproof pressure welding pipe fittings according to claim 6 it is characterised in that: insertion holding tank in pressure
Tight set one end is provided with in-flanges, is provided with horn mouth on the other end of clamping sleeve.
8. a kind of clamp-press type leakproof pressure welding pipe fittings according to claim 7 it is characterised in that: near in-flanges side
Observation port is offered on clamping sleeve.
9. a kind of clamp-press type leakproof pressure welding pipe fittings according to claim 8 it is characterised in that: in the projection one away from fin
End is provided with two convex tendons, leaves gap between two convex tendons.
10. a kind of clamp-press type leakproof pressure welding pipe fittings according to claim 9 it is characterised in that: open on nozzle belt root
It is provided with draw-in groove, be provided with buckle in draw-in groove corresponding on the positioning retainer ring inwall of nozzle belt root.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510203221.3A CN104791560B (en) | 2015-04-24 | 2015-04-24 | Clamping and pressing type anti-leakage compression joint pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510203221.3A CN104791560B (en) | 2015-04-24 | 2015-04-24 | Clamping and pressing type anti-leakage compression joint pipe fitting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104791560A CN104791560A (en) | 2015-07-22 |
| CN104791560B true CN104791560B (en) | 2017-01-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510203221.3A Active CN104791560B (en) | 2015-04-24 | 2015-04-24 | Clamping and pressing type anti-leakage compression joint pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104791560B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10533688B2 (en) * | 2016-05-16 | 2020-01-14 | Victaulic Company | Coupling having tabbed retainer |
| GB201616951D0 (en) | 2016-10-06 | 2016-11-23 | Eaton Industrial Ip Gmbh & Co Kg | Hose end fitting |
| CN208066152U (en) * | 2018-03-13 | 2018-11-09 | 上海麦驼科技发展有限公司 | A kind of U-shaped unit block of tubular filter film |
| CN109357100A (en) * | 2018-09-03 | 2019-02-19 | 青岛海澄知识产权事务有限公司 | A kind of pressure-pipe type plastic composite pipe jointing |
| CN109357060A (en) * | 2018-11-24 | 2019-02-19 | 广东金恩卫浴实业有限公司 | A kind of novel embedded box |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5707087A (en) * | 1994-04-26 | 1998-01-13 | Universal Enterprises, Inc. | Tube fitting |
| JP4154370B2 (en) * | 2004-07-08 | 2008-09-24 | 東海ゴム工業株式会社 | Method for manufacturing pressure-resistant vibration absorbing hose |
| CN200943796Y (en) * | 2006-09-14 | 2007-09-05 | 佛山市日丰企业有限公司 | Press-fitting pipe fitting |
| CN201866446U (en) * | 2010-08-31 | 2011-06-15 | 安徽中鼎金亚汽车管件制造有限公司 | Connecting structure of automobile steering oil tube |
| US9470351B2 (en) * | 2013-03-11 | 2016-10-18 | Hanon Systems | Crimp fitting having reversed barbs |
| CN204647613U (en) * | 2015-04-24 | 2015-09-16 | 佛山市日丰企业有限公司 | A kind of clamp-press type leakproof pressure welding pipe fittings |
-
2015
- 2015-04-24 CN CN201510203221.3A patent/CN104791560B/en active Active
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| CN104791560A (en) | 2015-07-22 |
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Address after: 528000 Guangdong province Foshan City Temple Road No. 16 HSBC Building 8 floor Applicant after: RIFENG ENTERPRISE GROUP CO., LTD. Applicant after: WENZHOU RIFENG TECHNOLOGY CO., LTD. Address before: 528000 Guangdong province Foshan City Temple Road No. 16 HSBC Building 8 floor Applicant before: Rifeng Enterprise Co., Ltd., Foshan Applicant before: Foshan market day rich science and technology in enterprise company limited |
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Effective date of registration: 20171017 Address after: 528000 Guangdong Province, Foshan City Sanshui District of Leping Town, Feng Road No. 1 F1 - F14 Co-patentee after: RIFENG ENTERPRISE GROUP CO., LTD. Patentee after: RI Feng Enterprise (Foshan) Co., Ltd. Co-patentee after: WENZHOU RIFENG TECHNOLOGY CO., LTD. Address before: 528000 Guangdong province Foshan City Temple Road No. 16 HSBC Building 8 floor Co-patentee before: WENZHOU RIFENG TECHNOLOGY CO., LTD. Patentee before: RIFENG ENTERPRISE GROUP CO., LTD. |
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| TR01 | Transfer of patent right |