CN110468934A - A kind of firm built-in fitting of drainpipe linking - Google Patents
A kind of firm built-in fitting of drainpipe linking Download PDFInfo
- Publication number
- CN110468934A CN110468934A CN201810450990.7A CN201810450990A CN110468934A CN 110468934 A CN110468934 A CN 110468934A CN 201810450990 A CN201810450990 A CN 201810450990A CN 110468934 A CN110468934 A CN 110468934A
- Authority
- CN
- China
- Prior art keywords
- catheter
- clamping rings
- fitting
- annulus
- several
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
-
- 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
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/02—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a kind of drainpipes to be connected firm built-in fitting, including clamping rings, clamping rings upper end side surface processes several No.1 tapped through holes, long bolt is all provided in each No.1 tapped through hole, suit intersects position-limited rack on each long bolt outer end face, arc elastic extruding pad is set on each long bolt inner face, the clamping rings inner surface is fixedly connected and several arc elastic extruding pad lower surfaces mutually overlapped elastic seal ring, lower end machining internal thread in the clamping rings, the catheter to match with internal screw thread is set in the clamping rings.The invention has the advantages that a kind of connection is more stable, under bury and be fixed well, convenient for dirty impurities in water is filtered and is collected, the good device of sealing effect.
Description
Technical field
The present invention relates to built-in fitting field, especially a kind of drainpipe is connected firm built-in fitting.
Background technique
Built-in fitting is exactly the device being embedded in fixing layer.
Drainpipe is exactly the tool for carrying out sewage to be excreted to centralized processing place, due to wastewater reuse approach place
Generally all in underground, it is therefore desirable to which the junction between drainpipe and ground needs to be fixed well, the knot of traditional built-in fitting
Structure is fairly simple, and outer surface is relatively flat, and the friction between ground is smaller, therefore fixed effect is not very good, and
And traditional built-in fitting only has fixed effect, inside is to pass through the sewage of whole, cannot to the impurity in sewage into
Row filtering, use for a long time, inside can accumulate a large amount of impurity, be easy line clogging, due to common built-in fitting inconvenience into
Row disassembly, therefore be inconvenient to be cleared up and be collected, therefore in order to solve these problems, design a kind of built-in fitting of stable connection
It is necessary.
Summary of the invention
The purpose of the present invention is to solve the above problems, devise a kind of firm built-in fitting of drainpipe linking.
Realize above-mentioned purpose the technical scheme is that, a kind of drainpipe is connected firm built-in fitting, including clamping rings,
Clamping rings upper end side surface processes several No.1 tapped through holes, is all provided with long spiral shell in each No.1 tapped through hole
Bar, suit intersects position-limited rack on each long bolt outer end face, is set with arc bullet on each long bolt inner face
Property extruding pad, the clamping rings inner surface be fixedly connected with several arc elastic extruding pad lower surfaces mutually overlapped
Elastic seal ring, lower end machining internal thread in the clamping rings set the drain to match with internal screw thread in the clamping rings
Pipe, the catheter side surface are embedded in several folding shape excretory ducts, and each folding shape excretory duct is connected with catheter inside
Logical, each folding shape drains end surfaces and is all provided with filter screen with catheter inner surface phase lap-joint, in the catheter
And it is located at fixed connection and sealing annulus below several folding shape excretory ducts, several bar shaped grooves are processed on the sealed circular ring,
Lower end sets sundries carrying basket in the catheter, and sundries carrying basket upper surface is fixedly connected mutually takes with catheter inner surface
The support annulus connect, the support annulus upper surface are fixedly connected and are overlapped on sealed circular ring upper surface by each bar shaped groove
Folding shape fixed frame, sundries carrying basket lower surface is fixedly connected with pull handle, and the processing of catheter lower end side surface is outer
Screw thread, the fixed circle shell that suit matches with external screw thread on the catheter, the fixed circle shell outer surface, which is fixedly connected, to be held
Annulus is carried, the carrying annulus upper surface sets several work shape fixed frames, and set is shot on each folding shape excretion end surfaces
Property pipe fitting.
Annulus frame is set at the fixed circle shell outer surface center, annulus frame side surface is embedded in several folding shape rotations
Frame is all provided with support triangle frame between each folding shape swing frame side surface and fixed circle shell outer surface.
It is to be flexibly connected between each work shape fixed frame and carrying annulus.
The longitudinal section of the fixed circle shell is trapezoidal.
The fixed circle shell is the circle shell of sealing, and the angle between each folding shape excretory duct and catheter side surface is equal
For acute angle.
The clamping rings upper surface is fixedly connected with elastic sealing ring, the longitudinal section of the elastic sealing ring be it is ladder-like,
One group of elastic locking frame of the elastic sealing ring peripheral hardware.
Several described folding shape excretory ducts are not located on same circumference, uniformly in spiral distribution.
Be connected firm built-in fitting using the drainpipe of technical solution of the present invention production, a kind of connection is more stable, under bury
It is fixed well, convenient for dirty impurities in water is filtered and is collected, the good device of sealing effect.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of firm built-in fitting of drainpipe linking；
Fig. 2 is a kind of top view of firm built-in fitting of drainpipe linking；
Fig. 3 is a kind of partial top view of firm built-in fitting of drainpipe linking；
Fig. 4 is the top view that a kind of drainpipe is connected that elastic sealing ring and elastic locking frame match in firm built-in fitting；
Fig. 5 is that a kind of drainpipe is connected fixed circle shell, carrying annulus and work shape fixed frame in firm built-in fitting and matches
Partial enlarged view；
In figure, 1, clamping rings；2, long bolt；3, intersect position-limited rack；4, arc elastic extruding pad；5, elastic packing
Circle；6, catheter；7, shape excretory duct is rolled over；8, filter screen；9, sealed circular ring；10, sundries carries basket；11, annulus is supported；12,
Roll over shape fixed frame；13, pull handle；14, fixed circle shell；15, annulus is carried；16, work shape fixed frame；17, springy pipeline joint；
18, annulus frame；19, shape swing frame is rolled over；20, support triangle frame；21, elastic sealing ring；22, elastic locking frame.
Specific embodiment
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " on ", "lower", "vertical", "horizontal", "inner", "outside" etc.
The orientation or positional relationship of instruction be based on the orientation or positional relationship shown in the drawings or the invention product use when it is usual
The orientation or positional relationship put, is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion meaning
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to of the invention
Limitation.In addition, term " one ", " two " etc. are only used for distinguishing description, it is not understood to indicate or imply relative importance.
The present invention is specifically described with reference to the accompanying drawing, as shown in Figs. 1-5, a kind of linking of drainpipe consolidates pre-buried
Part, including clamping rings 1, the 1 upper end side surface of clamping rings process several No.1 tapped through holes, each No.1 spiral shell
Long bolt 2 is all provided in line through-hole, suit intersects position-limited rack 3, each long bolt 2 on each 2 outer end face of long bolt
Arc elastic extruding pad 4 is set on inner face, 1 inner surface of clamping rings is fixedly connected and several arc elastics
4 lower surface of extruding pad mutually overlapped elastic seal ring 5, lower end machining internal thread in the clamping rings 1, the clamping rings
The catheter 6 to match with internal screw thread is set in 1,6 side surface of catheter is embedded in several folding shape excretory ducts 7, each described
Folding shape excretory duct 7 be connected with inside catheter 6, each 7 end face of folding shape excretory duct and with 6 inner surface phase of catheter
Lap-joint is all provided with filter screen 8, and the catheter 6 is interior and is located at several folding 7 lower section fixed connection and sealing annulus of shape excretory duct
9, several bar shaped grooves are processed on the sealed circular ring 9, and lower end sets sundries carrying basket 10, the sundries in the catheter 6
Carrying 10 upper surface of basket is fixedly connected with catheter 6 inner surface mutually overlapped support annulus 11, table on the support annulus 11
Face is fixedly connected with and is overlapped on by each bar shaped groove the folding shape fixed frame 12 of 9 upper surface of sealed circular ring, the sundries carrying
10 lower surfaces of basket are fixedly connected with pull handle 13, the 6 lower end side surface threading of catheter, cover on the catheter 6
The fixed circle shell 14 that dress matches with external screw thread, fixed circle 14 outer surface of shell is fixedly connected with carrying annulus 15, described to hold
It carries 15 upper surface of annulus and sets several work shape fixed frames 16, be set with springy pipeline joint on each 7 end face of folding shape excretory duct
17；Annulus frame 18 is set at the fixed circle 14 outer surface center of shell, 18 side surface of annulus frame is embedded in several folding shapes
Swing frame 19 is all provided with support triangle frame 20 between each 19 side surface of folding shape swing frame and fixed circle 14 outer surface of shell；Each
It is to be flexibly connected between the work shape fixed frame 16 and carrying annulus 15；The longitudinal section of the fixed circle shell 14 is trapezoidal；Institute
The circle shell that fixed circle shell 14 is sealing is stated, the angle between each folding shape excretory duct 7 and 6 side surface of catheter is sharp
Angle；1 upper surface of clamping rings is fixedly connected with elastic sealing ring 21, the longitudinal section of the elastic sealing ring 21 be it is ladder-like,
21 peripheral hardware of elastic sealing ring, one group of elastic locking frame 22；Several described folding shape excretory ducts 7 are not located on same circumference,
It is even in spiral distribution.
When specifically used, the upper end of clamping rings 1 is sleeved on the end face of externally drained pipe, by manually turning
Each intersection position-limited rack 3 on 1 side surface of clamping rings, so that corresponding each long bolt 2 is in clamping rings 1
It is rotated in tapped through hole, so that the arc elastic extruding pad 4 being located on each 2 end face of long bolt touches drainpipe
On outer surface, so that the connection of this device is good, on the side surface that each arc elastic extruding pad 4 is overlapped on drainpipe
When, it pulls in clamping rings 1 and the elastic seal ring 5 between several arc elastic extruding pads 4 is overlapped on draining
On the outer surface of pipe, convenient for so that be fixed well, and seal, when being drained, sewage, which enters, is located at fixed circle
In the catheter 6 of 1 lower end of ring, since water flow is downward, the fixed circle shell 14 in this device is sealing, thus water flow pass through it is several
A folding shape excretory duct 7 is drained, since several folding shape excretory ducts 7 are distributed in uniform spiral, convenient for different height
Sewage drained, due to distribution at an acute angle between each folding shape sewage pipe 7 and 6 side surface of catheter, convenient for excretion
Water, the filter screen 8 on each folding 7 end face of shape excretory duct is convenient for the impurity by large size to be filtered, after filtering
Impurity, which is affected by gravity, can be entered by the support annulus 11 being located in catheter 6 in sundries carrying basket 10, be deposited
It puts, until catheter 6 being turned on fixed circle shell 14, pulls and is located under sundries carrying basket 10 using after a certain period of time
The pull handle 13 on surface, the certain angle of rotation appropriate, so that two groups of folding shapes for being located at 10 top of sundries carrying basket are fixed
Frame 12 is corresponding with two groups of bar shaped grooves on support annulus 11, is taken down, part rubbish is poured out, and goes back to be continued in installation
It uses, two groups of folding shape fixed frames 12 are being pacified by the way that mutually overlapped that sealed circular ring 9 is attached with catheter 6 inner surface
When dress, each folding shape fixed frame 12 alignment bar shaped groove is pushed up, rotational angle appropriate is carried out later, so that each folding
Shape fixed frame 12 and corresponding bar shaped groove be not corresponding, so that be fixed well, the carrying on fixed circle 14 side surface of shell
Annulus 15 is convenient for all protruding into inside fixing layer with a part of fixed circle shell 14, when being turned, is located at fixed circle
Several folding shape swing frames 19 on 14 side surface of shell are convenient for rotating into fixing layer, so that increasing between fixing layer and this device
Stabilization shape, several folding shape swing frames 19 are attached by annulus frame 18 and fixed circle shell 14, and each folding shape swing frame 19 leads to
Supporting & stablizing between support triangle frame 20 and fixed circle shell 14 is crossed, several movable work shapes on carrying annulus 15 are fixed
Frame 16 is more good convenient for what is fixed between fixing layer, convenient for increasing the stability between this device and fixing layer, is located at solid
The elastic sealing ring 21 of 1 upper surface of annulus is determined convenient for being sealed again between drainpipe, since elastic sealing ring 21 is rank
Trapezoidal, therefore the drainpipe of different-diameter is conveniently adapted to, the elastic locking frame 22 on elastic sealing ring 21 is convenient for basis
The diameter of different drainpipes be adjusted it is fixed, positioned at it is each folding 7 lower end surface of shape excretory duct on springy pipeline joint 17 be convenient for
It is attached with external excretory duct.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The principle of the present invention is embodied to some variations that some of them part may be made, belongs to the scope of protection of the present invention it
It is interior.
Claims (7)
1. a kind of drainpipe is connected firm built-in fitting, including clamping rings (1), which is characterized in that clamping rings (1) upper end
Side surface processes several No.1 tapped through holes, is all provided with long bolt (2) in each No.1 tapped through hole, each long spiral shell
Suit intersects position-limited rack (3) on bar (2) outer end face, and arc elastic extruding is set on each long bolt (2) inner face
Gasket (4), clamping rings (1) inner surface is fixedly connected mutually to be taken with several arc elastic extruding pads (4) lower surface
The elastic seal ring (5) connect, clamping rings (1) the interior lower end machining internal thread are set in the clamping rings (1) and internal screw thread
The catheter (6) to match, catheter (6) side surface are embedded in several foldings shape excretory duct (7), each folding shape excretion
Pipe (7) with catheter (6) inside be connected, each folding shape excretory duct (7) end face and with catheter (6) inner surface phase
Lap-joint is all provided with filter screen (8), is fixedly connected in the catheter (6) and below several foldings shape excretory duct (7) close
It seals annulus (9), several bar shaped grooves is processed on the sealed circular ring (9), the interior lower end of the catheter (6) sets sundries carrying basket
(10), sundries carrying basket (10) upper surface is fixedly connected with that mutually overlapped supports annulus (11) with catheter (6) inner surface,
Described support annulus (11) upper surface is fixedly connected and is overlapped on the folding shape of sealed circular ring (9) upper surface by each bar shaped groove
Fixed frame (12), sundries carrying basket (10) lower surface are fixedly connected pull handle (13), catheter (6) the lower end side table
Face threading, fixed circle shell (14) that suit matches with external screw thread on the catheter (6), fixed circle shell (14)
Outer surface is fixedly connected with carrying annulus (15), and carrying annulus (15) upper surface sets several work shape fixed frames (16), often
Springy pipeline joint (17) are set on a folding shape excretory duct (7) end face.
2. a kind of drainpipe according to claim 1 is connected firm built-in fitting, which is characterized in that fixed circle shell (14)
Annulus frame (18) are set at outer surface center, annulus frame (18) side surface is embedded in several foldings shape swing frame (19), each
Support triangle frame (20) are all provided between the folding shape swing frame (19) side surface and fixed circle shell (14) outer surface.
3. a kind of drainpipe according to claim 1 is connected firm built-in fitting, which is characterized in that each work shape is fixed
It is to be flexibly connected between frame (16) and carrying annulus (15).
4. a kind of drainpipe according to claim 1 is connected firm built-in fitting, which is characterized in that fixed circle shell (14)
Longitudinal section be it is trapezoidal.
5. a kind of drainpipe according to claim 1 is connected firm built-in fitting, which is characterized in that fixed circle shell (14)
For the circle shell of sealing, each angle rolled between shape excretory duct (7) and catheter (6) side surface is acute angle.
6. a kind of drainpipe according to claim 1 is connected firm built-in fitting, which is characterized in that the clamping rings (1)
Upper surface is fixedly connected elastic sealing ring (21), and the longitudinal section of the elastic sealing ring (21) is ladder-like, the elastic packing
One group of elastic locking frame (22) of ring (21) peripheral hardware.
7. a kind of drainpipe according to claim 1 is connected firm built-in fitting, which is characterized in that several described folding shape rows
Pipe (7) is let out not to be located on same circumference, it is uniformly in spiral distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810450990.7A CN110468934A (en) | 2018-05-11 | 2018-05-11 | A kind of firm built-in fitting of drainpipe linking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810450990.7A CN110468934A (en) | 2018-05-11 | 2018-05-11 | A kind of firm built-in fitting of drainpipe linking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110468934A true CN110468934A (en) | 2019-11-19 |
Family
ID=68504693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810450990.7A Pending CN110468934A (en) | 2018-05-11 | 2018-05-11 | A kind of firm built-in fitting of drainpipe linking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110468934A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4495072A (en) * | 1983-02-25 | 1985-01-22 | Yardney Corporation | Filter screen device |
| CN1200947A (en) * | 1997-02-03 | 1998-12-09 | 株式会社电装 | Protector for holding filter medium |
| CN2600508Y (en) * | 2002-08-23 | 2004-01-21 | 谢德馨 | Saver pipeline device for toilet draining system |
| CN2748535Y (en) * | 2004-11-01 | 2005-12-28 | 谢德馨 | Improvement for pit device of drainage system of bathroom and toilet |
| CN102698494A (en) * | 2012-06-17 | 2012-10-03 | 科威信（无锡）洗净科技有限公司 | Filter device for protecting circulating pump |
| CN202612873U (en) * | 2012-05-15 | 2012-12-19 | 台州市振通塑业有限公司 | Embedded casing pipe seat body |
| CN203874556U (en) * | 2014-04-14 | 2014-10-15 | 永嘉县金鼎泰铸造有限公司 | Novel Y-shaped filter |
| CN204139549U (en) * | 2014-08-11 | 2015-02-04 | 鲁国寅 | A kind of bracing or strutting arrangement for the concrete casting of standpipe hole |
| US20170356577A1 (en) * | 2016-06-14 | 2017-12-14 | The Ford Meter Box Company, Inc. | Joint Restraint |
| CN107796560A (en) * | 2017-11-21 | 2018-03-13 | 嘉兴学院 | A kind of sensor for measuring diesel engine high-pressure fuel conduit pressure |
| CN208167919U (en) * | 2018-05-11 | 2018-11-30 | 福建省泷澄建设集团有限公司 | A kind of firm built-in fitting of drainpipe linking |
-
2018
- 2018-05-11 CN CN201810450990.7A patent/CN110468934A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4495072A (en) * | 1983-02-25 | 1985-01-22 | Yardney Corporation | Filter screen device |
| CN1200947A (en) * | 1997-02-03 | 1998-12-09 | 株式会社电装 | Protector for holding filter medium |
| CN2600508Y (en) * | 2002-08-23 | 2004-01-21 | 谢德馨 | Saver pipeline device for toilet draining system |
| CN2748535Y (en) * | 2004-11-01 | 2005-12-28 | 谢德馨 | Improvement for pit device of drainage system of bathroom and toilet |
| CN202612873U (en) * | 2012-05-15 | 2012-12-19 | 台州市振通塑业有限公司 | Embedded casing pipe seat body |
| CN102698494A (en) * | 2012-06-17 | 2012-10-03 | 科威信（无锡）洗净科技有限公司 | Filter device for protecting circulating pump |
| CN203874556U (en) * | 2014-04-14 | 2014-10-15 | 永嘉县金鼎泰铸造有限公司 | Novel Y-shaped filter |
| CN204139549U (en) * | 2014-08-11 | 2015-02-04 | 鲁国寅 | A kind of bracing or strutting arrangement for the concrete casting of standpipe hole |
| US20170356577A1 (en) * | 2016-06-14 | 2017-12-14 | The Ford Meter Box Company, Inc. | Joint Restraint |
| CN107796560A (en) * | 2017-11-21 | 2018-03-13 | 嘉兴学院 | A kind of sensor for measuring diesel engine high-pressure fuel conduit pressure |
| CN208167919U (en) * | 2018-05-11 | 2018-11-30 | 福建省泷澄建设集团有限公司 | A kind of firm built-in fitting of drainpipe linking |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206273317U (en) | A kind of efficient paint filter | |
| CN208650245U (en) | A kind of blow-off line cleaning anti-backflow cleaning plant | |
| CN208167919U (en) | A kind of firm built-in fitting of drainpipe linking | |
| CN210315893U (en) | Municipal works are with preventing blockking up drain pipe | |
| CN110468934A (en) | A kind of firm built-in fitting of drainpipe linking | |
| CN107504208A (en) | A kind of anti-leakage valve with filter | |
| CN209053218U (en) | A kind of anti-hair floor drain | |
| CN205474453U (en) | Washing machine water pipe connector | |
| CN107982983A (en) | A kind of filtration apparatus of grain and oil | |
| CN208871206U (en) | A kind of building water supply and drainage pipeline | |
| CN209762378U (en) | Ceramic water tap | |
| CN205360748U (en) | Sludge filtration processing apparatus | |
| CN219430943U (en) | Municipal drainage pipeline | |
| CN218580771U (en) | Sewer pipeline structure | |
| CN205999164U (en) | A kind of easy sewage disposal device of dried tofu station-service | |
| CN220110512U (en) | Sewage treatment device capable of preventing blockage | |
| CN207648317U (en) | A kind of movable connection structure of spray tube | |
| CN203724869U (en) | Filter vat | |
| CN215891476U (en) | External drain pipe connecting device with locking function for civil engineering of practical training building | |
| CN213643319U (en) | Reclaimed water recycling equipment with multi-stage filtration | |
| CN220580146U (en) | Building water supply and drainage anti-blocking device | |
| CN215215230U (en) | Special steel tee bend of convenient maintenance | |
| CN211667370U (en) | Connecting structure for PVC pipe with good sealing performance | |
| CN216839574U (en) | Oil stain separation resin concrete inspection well | |
| CN210855319U (en) | Water distributor for coal chemical industry sewage treatment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191119 |
|
| WD01 | Invention patent application deemed withdrawn after publication |