CN1148123A - Water-closet for bowel - Google Patents
Water-closet for bowel Download PDFInfo
- Publication number
- CN1148123A CN1148123A CN 96107020 CN96107020A CN1148123A CN 1148123 A CN1148123 A CN 1148123A CN 96107020 CN96107020 CN 96107020 CN 96107020 A CN96107020 A CN 96107020A CN 1148123 A CN1148123 A CN 1148123A
- Authority
- CN
- China
- Prior art keywords
- water
- closet
- bowl
- urinal
- deformable tube
- 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
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
- E03D5/012—Special constructions of flushing devices, e.g. closed flushing system combined with movable closure elements in the bowl outlet
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
- E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
- E03D11/10—Bowls with closure elements provided between bottom or outlet and the outlet pipe; Bowls with pivotally supported inserts
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Aviation & Aerospace Engineering (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
The present invention discloses a toilet structure, including toilet bowl, water-supplying device, outlet and a segment of shape-changeable pipe positioned between outlet and sewerage. Said invention uses a corresponding control device to control said shape-changeable pipe, and when the fecal sewage is not discharged, said shape-changeable pipe is bend in form, and when the fecal sewage is discharged, said pipe is changed to relatively straight form. Its structure is simple and rational, obvious in water-saving effect, and can prevent odor from overflowing.
Description
The present invention relates to water-closet for bowl, comprise flush toilet and bath urinal.
The water-closet for bowl that generally uses is to prevent to overflow smelly by one section indeformable U type trap between closet outlet opening and the sewer pipe at present.The U-shaped trap can seal reliably to the low pressure foul smell.Give up this and adopt other forms of hermetically-sealed construction, effect is all undesirable.So people use this water-closet for bowl that has indeformable U-shaped trap for hundreds of years always., though the smelly effect of the anti-overflow of this water-closet for bowl is good, because one section indeformable U type trap is arranged, the poor-performing of its defecate dirt must could be gone out trap with the ight soil dirt with enough water yields.About 12 to 13 liters of general each water consumption after an action of the bowels.
In order to economize on water, people expect with water under high pressure the ight soil dirt being discharged.For example, the hydraulic pressure of setting up water tank is improved, but owing to can not cancel indeformable U type trap, its water-saving result is still undesirable.For further water saving, people expect cancelling U type trap, for example, and Chinese utility model patent 87200005,94241737.1 (as shown in Figure 1) etc.Substitute trap, but this water-closet for bowl is provided with the structure of opening and closing closet outlet opening in its bottom.Open outlet opening the ight soil dirt is directly entered sewer pipe, close outlet opening and prevent that the foul smell in the sewer pipe from overflowing.Though such water-closet for bowl water-saving result is remarkable, the smelly performance of anti-overflow is unreliable.Because the sealed environment at outlet opening place is very poor, sealing surfaces contacts with the ight soil dirt for a long time, and in the seal that cooperatively interacts, at least one in motion, so the ight soil dirt will inevitably be present on the sealing surfaces, makes its face seal imprecision lose the reliability of sealing with the opening and closing of outlet opening, and sealing surfaces there are certain corrosion and abrasive action, As time goes on, the sealing effectiveness between the seal that cooperatively interacts worse and worse, foul smell will overflow from sewer pipe.Therefore, although various types of hermetically-sealed constructions that such water-closet for bowl has adopted flexible material (as rubber) and rigid material (as various metals and pottery) to make all do not have the fine solution smelly problem of overflowing.Closet is a kind of frequency of utilization height, concerns the apparatus of people's quality of life, in case the life that quality problems will have a strong impact on people takes place, therefore, to having relatively high expectations of its reliability.Though the water-closet for bowl water-saving result of the above-mentioned type is remarkable,, drop into commercial use so can not replace the water-closet for bowl that has indeformable U type trap always owing to there is not the fine solution smelly problem of overflowing.In addition, in case seal badly, then closet bottom can not water, and the ight soil dirt directly drops on the closet inwall, is difficult for washing away.Such water-closet for bowl also has a shortcoming to be, as additional other structure, in case water supply is more than in water supply system damage (as the feed-water valve damage), and outlet opening is closed, and water will overflow from the closet top so, pollutes closet and also can bring disaster to indoor on every side.
The objective of the invention is, solve the smelly a pair of contradiction of above-mentioned water saving and anti-overflow, a kind of water-closet for bowl is provided, both water-saving result was remarkable for it, and it is smelly to prevent from reliably again to overflow.
Another object of the present invention is, adopts simple structure, just can guarantee the reliable opening and closing of closet outlet opening, and needn't adopt complicated hermetically-sealed construction.
A further object of the present invention is make the closet bottom always maintain an amount of water, and when injecting excessive water, water not to overflow from the closet top.
The 4th purpose of the present invention is the noise pollution when reducing discharging ight soil dirt.
The 5th purpose of the present invention is to improve the cleannes of urinal inner surface.
The objective of the invention is to reach by following technical scheme: water-closet for bowl comprises urinal, waterworks, outlet opening, and its characteristics are that one section deformable tube is arranged between outlet opening and the sewer pipe, and is useful on the Deformation control device of deformable tube.
In addition, the present invention also can take following supplementary technology measure.
When not discharging, deformable tube is in reclinate state, perhaps is in the state that is bent upwards, and is deformed into straight relatively state during discharging ight soil dirt.
Case of bending can be in when deformable tube is not subjected to external force, straight relatively state can be in yet.
Deformable tube promotes by a Deformation control device is crooked, makes its downside tube wall peak surpass urinal inner chamber bottom surface height, and deformable tube is fallen and become straight relatively during discharging ight soil dirt.
Deformation control device one one end links to each other with deformable tube downside tube wall, the other end can be raised linear.
At described linear the other end annulus or handle can be set, so that this linear of the portable liter of people's usefulness.
Linear the other end also can link to each other with one linear tightening device.
The Deformation control device is parts that can rotate around a hinge or axle also, by the rotation of parts, with deformable tube crooked promote and fall become straight relatively.
The Deformation control device also can be provided with a stopping means, prevents that deformable tube tube wall peak from surpassing urinal top height, and makes the distortion of deformable tube be no more than its elastic limit.
The rotation of described parts can be opened the feed-water valve of waterworks.
When being preferably in discharging ight soil dirt, open feed-water valve.
Described parts are fallen the retardance that preferably is subjected to a damper when turned position backspace deformable tube that becomes straight relatively is bent the turned position of lifting from deformable tube.
The residence time of damper is determined according to urinal being washed away clean required time.
After outlet opening is closed, the feed-water valve late release, an amount of water reinjects in the urinal.
Waterworks also can comprise a pipeline that is provided with along the urinal top, and the water by feed-water valve enters this pipeline, and many tubules are housed on this pipeline, and tubule stretches out the urinal inwall, and preestablishes the space angle of tubule.
Can adopt the snap ring sealing between deformable tube and the outlet opening and between deformable tube and the sewer pipe interface.
Outlet opening can be arranged on the urinal bottom.
Outlet opening also can be arranged on the urinal sidewall near urinal bottom.
Deformable tube can be common tube, flexible metal conduit, bellows or the other forms of pipe that rubber, metal, plastics or other materials are made.
Described can also can resetting by gravity reduction around the parts of a hinge or axle rotation by elastic force.
The rotation of described parts can drive a piston that moves in a cylinder, piston rod can play the effect of damper phase feed-water valve simultaneously.
The volume of piston rod can be determined by once washing away water supply volume.
The present invention has the following advantages:
1, compares with the existing water-closet for bowl that has indeformable U-shaped pipe and can economize on water more than 90%, discharge dirt at every turn and get final product to 1 liters of water with 0.5 liter.
2, in water saving, the smelly performance of anti-overflow of smelly performance of its anti-overflow and the existing water-closet for bowl that has an indeformable pipe of U-shaped is reliable equally.
When 3, the present invention was owing to discharging, deformable tube was in straight relatively state, and the ight soil dirt is more easily discharged, can be as the existing water-closet for bowl that has indeformable U-shaped pipe, after ight soil dirt and water mixed, the sewage water surface rose near the urinal top, and with the secondary pollution of urinal surface of internal cavity.Therefore, the urinal surface is cleaning, is easy to wash away.
4, the present invention can be when waterworks damage continuous water feeding, and water overflows the pollution indoor environment from the urinal top.
5, deformable tube of the present invention and outlet opening and changeability pipe and sewer pipe interface are static seal, can guarantee water-tight, and can be in prior art the structure of opening and closing outlet opening seal like that unreliable.
6, the present invention is easy to manufacture, and is with low cost, is easy to safeguard long service life.
Below in conjunction with accompanying drawing the present invention is described in more detail.
Fig. 1 is the structural representation of disclosed water-closet for bowl in the Chinese utility model patent 94241737.1.
Fig. 2 is the side-looking structural representation of one embodiment of the invention.
Fig. 3 is the side-looking structural representation of a preferable enforcement of the present invention.
Fig. 4 is the side-looking structural representation of another preferred embodiment of the present invention.
Fig. 5 is a top view structural representation embodiment illustrated in fig. 4.
Fig. 6 is the side-looking structural representation of the 3rd preferred embodiment of the present invention.
Fig. 7 is the top view structural representation of opening along A-A line portion among Fig. 6.
Fig. 8 is the side-looking structural representation of the 4th preferred embodiment of the present invention.
Fig. 9 is the top view structural representation of opening along A-A line portion among Fig. 8.
Figure 10 is the side-looking structural representation of the present invention embodiment of being used for urinal.
Figure 11 is the top view structural representation of Figure 10.
In Fig. 2, traditional non deformable trap of U type of urinal 1 is substituted by deformable tube 7 of the present invention.Deformable tube 7 usefulness sealing and connecting devices 4 link to each other with urinal outlet opening 36, link to each other with sewer pipe 35 with sealing and connecting device 6.Sealing and connecting device 6 can be a snap ring or other suitable sealing and connecting device.When not discharging usually, deformable tube 7 is in case of bending shown in Figure 2, so that water prevents that foul smell from overflowing in deformable tube 7, when discharging ight soil, before waterworks feedwater or feedwater will manage 7 simultaneously and be out of shape, become straight relatively, in order to the discharge of ight soil dirt.Pipe 7 is in position shown in Figure 2 in the time of can being arranged to not be subjected to external force, when need discharging ight soil dirt, execute external force and make it be deformed to straight relatively position.Be in straight relatively position in the time of also pipe 7 can being designed to not be subjected to external force, when not discharging, execute external force and make it be in position shown in Figure 2, during discharging, discharge external force and make it return to straight relatively position.Not shown Deformation control device among Fig. 2, but those of ordinary skill in the art can design suitable Deformation control device fully with reference to the embodiment of back.
Water-closet for bowl shown in Figure 3 is a preferred embodiment of the present invention.With a deformable tube 7 outlet opening 36 of urinal 1 is directly linked to each other with the vertical tube of sewer pipe 35 (reduce by one section transverse tube, more help discharging the ight soil dirt and reduce engineering cost).Deformable tube 7 usefulness sealing and connecting devices 4 link to each other with urinal outlet opening 36, link to each other with sewer pipe 35 with sealing and connecting device 6.Sealing and connecting device 6 can be a snap ring or other suitable sealing and connecting device.Because two places all are static seals, more easily guarantee its sealing reliability.With the distortion of a Deformation control device 34 control deformable tube 7, the Deformation control device is the parts 5 that can rotate around a hinge or axle 33 in this example.Parts 5 are a lever piece among the figure, and the one end is the crooked end that promotes, and are used for the crooked deformable tube 7 that promotes, and the other end is provided with a weight 8.Because the action of gravity of weight 8, when not discharging the ight soil dirt, parts 5 are in the illustrated position that is limited by the stopping means (not shown), deformable tube 7 is bent lifting, its downside tube wall peak A surpasses urinal 1 inner chamber bottom surface height, make in the urinal 1 to have suitable quantity of water, prevent that the foul smell in the sewer pipe from overflowing.When need discharging ight soil dirt, lift weight 8, parts 5 rotate around hinge or axle 33, deformable tube 7 is fallen become straight relatively, because there is drop in outlet opening 36 with being arranged between the interface 37 on the sewer pipe 35, the ight soil dirt in the urinal 1 enters sewer pipe 35 by conducting oneself with dignity by the deformable tube 7 that becomes straight relatively.Parts 5 are provided with the device that can open and close feed-water valve, the rod member that links to each other with parts 5 for example, therefore the feed-water valve 11 of waterworks has also been opened in the rotation of parts 5, water enters the pipeline 2 that is provided with along urinal 1 top by the feedwater piping (not shown), the tubule 3 that stretches out urinal 1 sidewall is housed on the pipeline 2, and the water that comes out from tubule 3 washes away urinal 1 inner chamber.Can set in advance the space angle of each tubule 3, can wash away the position to the need emphasis and give more water, give low amounts of water not needing emphasis to wash away the position.In addition, the A point should not surpass urinal 1 top height, like this, when injecting excessive water in waterworks damage or the past urinal 1 of other reason, even deformable tube 7 is in crooked lifting state, water also can be crossed A point (always having the gap between the upside tube wall of A point place deformable tube and downside tube wall) and enter sewer pipe 35 by deformable tube 7, and can not overflow from urinal 1 top, pollutes around the urinal.In addition, 12 pairs of parts 5 of a damper are set to be reset to shown position and blocks, promptly postpone closing of outlet opening 36, its residence time is determined according to urinal being washed away clean required time, after outlet opening 36 is closed, feed-water valve 11 still is held open state blink, with the suitable quantity of water of reinjecting in the urinal 1, is difficult for washing away to prevent to overflow smelly and the ight soil dirt is directly dropped on urinal 1 inwall.Parts 5 are that parts 5 also can reset by elastic force certainly by means of the gravity reduction of weight among the figure.Outlet opening 36 is provided with urinal 1 bottom among the figure, also outlet opening 36 can be arranged on the urinal sidewall near urinal 1 bottom.
Fig. 4, difference embodiment illustrated in fig. 5 and embodiment illustrated in fig. 3 are, Deformation control device 34 is one linear 14 in this example, linear one end is fixed in deformable tube downside tube wall, the other end can link to each other with a tightening device (not shown), promote along the direction of arrow among the figure, also can link to each other, so that people directly lift with an annulus or handle.A stopping means (not shown) also can be set, make the highest A of downside tube wall be no more than urinal 1 top height, and not make the distortion of deformable tube 7 surpass its elastic limit by linear the crooked deformable tube 7 that promotes.Double dot dash line represents that deformable tube falls the position that becomes straight relatively among the figure.Parts 5 also rotate by linear 14 in this example, and its effect only is open and close feed-water valve 11 and promotes damper 12 that it resets and can adopt gravity or elastic force, omits among the figure.Pulley 13 can save.
Fig. 6, difference embodiment illustrated in fig. 7 and embodiment illustrated in fig. 3 are that weight 8 is arranged on urinal 1 back, can be hinged on the parts 5 around the rod member 9 of a hinge or axle 10 rotations by one.Deformation control device 34 is angle θ of center line biasing of urinal 1 relatively.
Fig. 8, difference embodiment illustrated in fig. 9 and embodiment illustrated in fig. 3 are, replace damper and feed-water valve with a piston rod 20, and piston rod 20 can play the effect of damper and feed-water valve simultaneously.Piston rod 20 has 21, two delivery ports 16 of a water inlet and 17.When not discharging the ight soil dirt, by the gravity or the elastic force of weight 8, parts 5 are in the position among the figure common, at this moment, deformable tube 7 is in crooked raised position, and handle 15 is in lowering position, piston 19 is in the foot of piston rod 20, and this moment, piston rod 20 tops were full of water.When need discharging ight soil dirt, lift handle 15, make parts 5 and deformable tube 7 move to the double dot dash line position, the ight soil dirt enters sewer pipe 35.When lifting handle 15, only need overcome the gravity of weight 8, can not blocked, because being fixed on the piston 19 flexure strip 18 by the compressing of the hole on the piston 19 with screw or similar fastener, the water on piston rod 20 tops enters below the piston 19.When parts 5 are blocked when the double dot dash line position moves downward, but move comparatively fast during beginning, because the water below the piston 19 is discharged from two delivery ports 16 and 17, enter pipeline 2, and delivery port 16 diameters are bigger, when piston 19 continuation motions will be imported and exported 16 sealings, parts 5 have been promoted to deformable tube 7 bendings the position of the row's of closing mouth 36, this moment, the A point just surpassed urinal 1 bottom, the motion of this back piston 19 is the movement slows down of parts 5, low amounts of water below the piston 19 (its amount for the suitable water of urinal 1 bottom) is discharged by the little delivery port 17 of diameter, enters in the urinal 1.Water below the piston 19 is because the existence of flexure strip 18 can not be above the return piston 19.When piston 19 moved downward, hydraulic pressure was compeled a flexure strip enters piston rod 20 by water inlet 21 top.
Figure 10, Figure 11 have represented that the present invention is used for an embodiment of urinal.Parts identical with previous embodiment among the figure are represented with identical label.With a connecting rod 38 that rotates around hinge 39 parts 5 are linked to each other with plate 24, plate 24 is fixed on the axle 23 of foot rest 22, spring 25 is installed between plate 24 and piston rod 26 upper surfaces, axle 23 lower end and piston rod 26 interior pistons 29 are connected, have opening 28 on the piston 29, the flexure strip that is screwed above of perforate 28 covers, and piston rod 26 has water inlet 31, cover the flexure strip 30 that is screwed on the water inlet 31, piston rod 26 also has delivery port 32.The water that comes out from delivery port 32 enters pipeline 2 by unshowned feedwater piping.When not discharging usually, because the effect of spring 25 and/or weight 8, piston 29 and parts 5 are in solid line position among the figure, and the closet outlet opening is closed, and piston rod 26 bottoms are full of water.In when discharging, step on foot rest 22, overcome elastic force and/or gravity, piston 29 moves to piston rod 26 bottoms, deformable tube 7 modification double dot dash line position to the figure, the dirt in the urinal 1 is discharged.Simultaneously, the water of piston rod 26 bottoms enters piston rod 26 tops by hole 28.After no longer applying foot-operated power, because elastic force and/or gravity, piston 29 slowly rises, and the water on piston rod 26 tops can only be forced out from exporting 32 because the existence of flexure strip 27 can not be returned the bottom, washes away by 2 pairs of urinals 1 of pipeline.After outlet opening was closed, delivery port was also opened blink, and the suitable quantity of water of reinjecting in the urinal 1 prevents that foul smell from overflowing.The volume of piston rod 26 is determined according to urinal 1 being washed away clean institute water requirement.
More than the control crank of Deformation control device 34 or the position of foot switch among each embodiment, can be located at the position that meets people's custom by standard machinery mechanism.
Claims (10)
1, water-closet for bowl comprises urinal, waterworks, outlet opening, it is characterized in that: one section deformable tube is arranged between outlet opening and the sewer pipe, and be useful on the Deformation control device of deformable tube.
2, water-closet for bowl as claimed in claim 1, it is characterized in that: when not discharging, described deformable tube promotes by described Deformation control device is crooked, makes its downside tube wall peak surpass described urinal inner chamber bottom surface height, during discharging ight soil dirt, described deformable tube is fallen and is become straight relatively.
3, water-closet for bowl as claimed in claim 2 is characterized in that: described Deformation control device is the parts that can rotate around a hinge or axle, by the rotation of parts, with described deformable tube crooked promote and fall become straight relatively.
4, water-closet for bowl as claimed in claim 3, it is characterized in that: described Deformation control device also is provided with a stopping means, prevent that described deformable tube downside tube wall peak from surpassing described urinal overhead height, and make the distortion of described deformable tube be no more than its elastic limit.
5, water-closet for bowl as claimed in claim 3 is characterized in that: the feed-water valve of the described waterworks of rotating opening of described parts.
6, water-closet for bowl as claimed in claim 3 is characterized in that: described parts are fallen from described deformable tube becomes the retardance that is subjected to a damper when the straight described deformable tube of turned position backspace is bent the turned position of lifting.
7, water-closet for bowl as claimed in claim 5 is characterized in that: after described outlet opening is closed, and described feed-water valve late release, an amount of water reinjects in the described urinal.
8, water-closet for bowl as claimed in claim 1, it is characterized in that: described waterworks also comprise a pipeline that is provided with along described urinal top, water by described feed-water valve enters this pipeline, many tubules are housed on this pipeline, tubule stretches out described urinal inwall, and does not decide the space angle of tubule in advance.
9, water-closet for bowl as claimed in claim 3 is characterized in that: described parts reset by gravity or elastic force.
10, water-closet for bowl as claimed in claim 9 is characterized in that: the rotation of described parts can drive a piston that moves in a cylinder, and piston rod can play the effect of damper and feed-water valve simultaneously.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96107020 CN1148123A (en) | 1996-07-04 | 1996-07-04 | Water-closet for bowel |
| PCT/CN1997/000070 WO1998001632A1 (en) | 1996-07-04 | 1997-07-04 | Toilet |
| AU33337/97A AU3333797A (en) | 1996-07-04 | 1997-07-04 | Toilet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96107020 CN1148123A (en) | 1996-07-04 | 1996-07-04 | Water-closet for bowel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1148123A true CN1148123A (en) | 1997-04-23 |
Family
ID=5119466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96107020 Pending CN1148123A (en) | 1996-07-04 | 1996-07-04 | Water-closet for bowel |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN1148123A (en) |
| AU (1) | AU3333797A (en) |
| WO (1) | WO1998001632A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020153508A1 (en) | 2000-06-29 | 2002-10-24 | Lynch Matthew Lawrence | Cubic liquid crystalline compositions and methods for their preparation |
| US20150218788A1 (en) * | 2012-05-14 | 2015-08-06 | Chunhong Chen | Water-saving toilet bowl |
| CN106759758A (en) * | 2017-03-24 | 2017-05-31 | 石家庄多朋商贸有限公司 | Sewage draining exit can the in line water-saving closet of moving type up and down |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2224868A (en) * | 1938-03-31 | 1940-12-17 | Sears Roebuck & Co | Chemical toilet |
| US2204704A (en) * | 1939-02-03 | 1940-06-18 | Dayton Mfg Company | Double pan hopper |
| US3302216A (en) * | 1964-08-25 | 1967-02-07 | Mansfield Sanitary Inc | Toilet with deformable water seal trap |
| US3308481A (en) * | 1964-09-01 | 1967-03-14 | Robert F O'brien | Toilet construction |
| DE2010794A1 (en) * | 1970-03-07 | 1971-09-16 | Gülich, Tore, Malmö (Schweden) | Flushing device, in particular for toilet facilities |
-
1996
- 1996-07-04 CN CN 96107020 patent/CN1148123A/en active Pending
-
1997
- 1997-07-04 WO PCT/CN1997/000070 patent/WO1998001632A1/en active Application Filing
- 1997-07-04 AU AU33337/97A patent/AU3333797A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| WO1998001632A1 (en) | 1998-01-15 |
| AU3333797A (en) | 1998-02-02 |
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| SE01 | Entry into force of request for substantive examination | ||
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| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |