CN109573386A - Gear driven type refuse bag closing device placed in the middle - Google Patents
Gear driven type refuse bag closing device placed in the middle Download PDFInfo
- Publication number
- CN109573386A CN109573386A CN201811647801.1A CN201811647801A CN109573386A CN 109573386 A CN109573386 A CN 109573386A CN 201811647801 A CN201811647801 A CN 201811647801A CN 109573386 A CN109573386 A CN 109573386A
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- CN
- China
- Prior art keywords
- refuse bag
- gear
- port
- threaded screw
- bar
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F1/00—Refuse receptacles; Accessories therefor
- B65F1/0006—Flexible refuse receptables, e.g. bags, sacks
- B65F1/002—Flexible refuse receptables, e.g. bags, sacks with means for opening or closing of the receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F1/00—Refuse receptacles; Accessories therefor
- B65F1/04—Refuse receptacles; Accessories therefor with removable inserts
- B65F1/06—Refuse receptacles; Accessories therefor with removable inserts with flexible inserts, e.g. bags or sacks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of gear driven type refuse bag closing device placed in the middle, including bung, driving mechanism, collapse clamp system, hot-melting mechanism, the gathering clamp system includes left and right double threaded screw, front and back pressing plate, left and right compression bar, front and back push rod, rack gear mobile bar, double threaded screw setting in left and right is arranged on the double threaded screw of left and right in garbage throw-in port two sides, front and back pressing plate；The left and right sides of garbage throw-in port is arranged in rack gear mobile bar, front and back push rod is engaged in the left and right sides of garbage throw-in port by gear and is slidably disposed on the compression bar of left and right, rack gear mobile bar drives front and back push rod rotation forces or so compression bar by engaging with gear, realizes that refuse bag seals between two parties.Using after this structure, have many advantages, such as it is simple and reasonable, using reliable and stable, sealing leak placed in the middle is good, speed is fast.
Description
Technical field
The invention is related to a kind of intelligent garbage bin, and especially a kind of intelligent garbage bin drawing and pulling type refuse bag that is suitable for seals
The gear driven type refuse bag closing device placed in the middle of mouth.
Background technique
With economic fast development, the continuous improvement of living standard, people have higher and higher requirements for health, dustbin
Also it is continuously improved.The opened type dustbin of early application, advantage are that structure is simple, easy to use, production cost is low, but
Have the following problems in use process: rubbish is naked directly to be exposed to the open air in the sight of people, is most unseemly, rubbish is different in bucket
Taste comes out from dispensing port, still can cause secondary pollution to ambient enviroment.The cap-overturning dustbin that later period uses, using foot
It steps on footboard drives push rod and drives bung Unclosing structure, which can open or close under artificial control, using not also being
Easily, since refuse bag is unable to self-closed, rubbish is not only seen when exchanging refuse bag, but also can smell the different of rubbish sending
Taste, especially summer waste odor stench are unpleasant.The intelligent garbage bin used now is general to be opened automatically by sensing device realization
The function of lid, do not have with dustbin and rubbish when garbage throwing it is any contact, other advantage and disadvantage and the basic phase of cap-overturning dustbin
Together.Although plastic garbage bag can be used in above-mentioned three categories dustbin makes rubbish obtain clearing up without staying dirt, but due to rubbish
Bag is unable to automatic packaging, not only sees rubbish when exchanging refuse bag, but also can smell the peculiar smell of rubbish sending, especially summer rubbish
Rubbish peculiar smell stench is unpleasant, is further improved.
To solve the above-mentioned problems, Chinese invention patent application publication No. CN108584238A discloses a kind of refuse bag and beats
Turn-up mechanism and intelligent garbage bin, the first compression bar and the second compression bar respectively can be collapsed refuse bag to the by driving device driving
The delivery position of one fixed edge and the second fixed edge carries out the refuse bag collapsed to delivery position by thermofusion device heat-sealable
Mouthful, thus solve existing intelligent garbage bin without automatic packaging mechanism or can only semi-automatic packing garbage bag and refuse bag be packaged envelope
Mouth leakproofness is not strong, seals unstable problem；But have the following problems in use: first is that due to the first compression bar and
Two compression bars, which intersect, to be arranged in the first fixed link and the second fixed link, the first compression bar and the second compression bar when mobile it is single-ended by
Power, stability is poor, can be deformed when the rubbish of especially refuse bag is heavier, refuse bag is caused not press tightly, and occurs when sealing molten
Constantly, the phenomenon that blow-by.Second is that one jiao due to refuse bag gathering to delivery position is sealed, cause to pull out when sealing
Length it is inconsistent, lead to the biggish pulling force of diagonal angle refuse bag stress of delivery position, or even pull open refuse bag, while also depositing
Drawing motionless problem.Third is that need the substep driving of two motors that could complete when refuse bag collapses, sealing time length, low efficiency,
High production cost is further improved.For this purpose, many manufacturers and knowledgeable people develop and develop, but so far still
There is not comparatively ideal product to emerge.
Summary of the invention
To overcome drawbacks described above of the existing technology, the purpose of the invention be to provide it is a kind of it is simple and reasonable,
Using reliable and stable, sealing leak placed in the middle is good, speed is fast, a motor can be completed to collapse the gear driven type for clamping sealing
Refuse bag closing device placed in the middle.
The invention solves technical solution used by above-mentioned technical problem, it includes bung, driving mechanism, collapses folder
Tight mechanism, hot-melting mechanism, the gathering clamp system include that left and right double threaded screw, front and back pressing plate, left and right compression bar, front and back push away
Bar, rack gear mobile bar, left and right double threaded screw can be arranged in the garbage throw-in port two sides of bung with rotating synchronously, and the two of front and back pressing plate
End is arranged on the double threaded screw of left and right by being threadedly engaged；Be correspondingly provided with front and back sliding slot on the compression bar of left and right, rack gear mobile bar can before
Be slidably arranged in the left and right sides of garbage throw-in port afterwards, one end of front and back push rod be correspondingly provided with intermeshing driving gear and
Driven gear and the left and right sides that garbage throw-in port is arranged in, the other end of front and back push rod are slideably correspondingly arranged at left and right pressure
On the front and back sliding slot of bar, the straight-tooth slot in driving tooth wheel and rack mobile bar is engaged, and hot-melting mechanism correspondence is mounted on front and back pressing plate
On；Front and back pressing plate is located at the front and rear sides of garbage throw-in port when original state, and front and back pressing plate is driven when left and right double threaded screw rotates
Front and back pushes refuse bag to collapse to centre；Left and right rack gear mobile bar is driven to be moved forward and backward simultaneously again when front and back pressing plate is moved forward and backward,
It is engaged by straight-tooth slot with driving gear when rack gear mobile bar is moved forward and backward, driving gear engages drive front and back with driven gear and pushes away
Bar rotation, corresponding drive left and right compression bar or so pushes refuse bag to collapse to centre and clamps refuse bag again after the rotation of front and back push rod, then
Pass through hot-melting mechanism fusing refuse bag and upper lower sealing.
The further scheme of the invention, the garbage throw-in port front and back are correspondingly provided with front and back press strip on side, and front and back is pressed
The guide chute matched with left and right compression bar both ends is correspondingly provided on item.
The further scheme of the invention is correspondingly provided with front and back baffle, front pressuring plate or rear pressure in the rack gear mobile bar
The pushing block matched with front and back baffle is correspondingly provided on plate.
The further scheme of the invention, the driving mechanism include the driving motor being fixed on bung, and
The gear drive being correspondingly connected on driving motor and right double threaded screw.
The further scheme of the invention is connected with belt gear, belt between the left and right double threaded screw
Transmission mechanism includes the corresponding synchronizing wheel being fixed on the double threaded screw of left and right and the synchronous belt being connected between two synchronizing wheels.
The further scheme of the invention, the refuse bag annular that the bung is equipped with placement drawing and pulling type refuse bag are deposited
Slot is put, refuse bag protrudes into dustbin from garbage throw-in port.
After adopting the above structure, it has the following advantages compared with prior art and effect: first is that when due to refuse bag sealing, it is left
Right double threaded screw is collapsed by pushing refuse bag before and after the pressing plate of front and back to centre, further through pushing away after the mobile certain stroke of front and back pressing plate
The corresponding preceding baffle for driving the left and right sides of block, the preceding baffle of two sides drives rack gear mobile bar to move forward, in rack gear mobile bar
Straight-tooth slot drives driving gear rotation by engagement, and driving gear drives driven gear to rotate synchronously further through engagement, driving tooth
Wheel and driven gear drive front and back push rod that left and right compression bar or so is pushed to push refuse bag respectively again and compress to centre gathering, to make
Refuse bag is compressed in intermediate uniformly collapse, then by hot-melting mechanism fusing refuse bag and upper lower sealing, impulse stroke is short, refuse bag
Fusing and sealing effect are good, to solve the problems, such as the molten continuous, blow-by of refuse bag.Second is that due to being sealed among garbage throw-in port
Mouthful, so the length that refuse bag pulls out is consistent, to solve the problems, such as to pull open refuse bag and draw motionless.Third is that a motor is
Achievable refuse bag collapses and compresses sealing, and structure is simple, and reliable and stable, sealing time is short, speed is fast, and production cost is low.
Detailed description of the invention
Schematic perspective view when Fig. 1 is the invention original state.
Fig. 2 is that the invention front and back pressing plate and left and right compression bar collapse the stereochemical structure compressed when refuse bag is sealed and show
It is intended to.
Fig. 3 is the overlooking structure diagram of the invention Fig. 2.
Fig. 4 is the decomposition texture schematic diagram of the invention.
Wherein 1 bung, 2 driving motors, 3 gear drives, 4 right double threaded screws, 5 right compression bars, 6 front pressuring plates, 7 hot melts
Mechanism, 8 press strips, 9 left double threaded screws, sliding slot before 10, push rod before 11,12 rack gear mobile bars, 13 left compression bars, baffle before 14, after 15
Push rod, sliding slot after 16,17 pushing blocks, baffle after 18,19 rear fenders, 20 synchronous belts, 21 synchronizing wheels, 22 refuse bag annular storage grooves,
23 garbage throw-in ports, 24 straight-tooth slots, 25 driving gears, 26 driven gears.
Specific embodiment
It is a kind of specific embodiment party of gear driven type refuse bag closing device placed in the middle of the invention shown in Fig. 1 to Fig. 4
Case is mounted on bung 1 and is located at 23 lower section of garbage throw-in port of bung 1, and the bung 1, which is equipped with, places drawing and pulling type rubbish
The refuse bag annular storage groove 22 of bag, refuse bag protrudes into dustbin from garbage throw-in port 23.The invention include bung 1,
Driving mechanism collapses clamp system, hot-melting mechanism 7, and the gathering clamp system includes left and right double threaded screw 9,4, front and back pressure
Plate 6,19, left and right compression bar 13,5, front and back push rod 11,15, rack gear mobile bar 12, left and right double threaded screw 9,4 can be set with rotating synchronously
It sets in 23 two sides of garbage throw-in port of bung 1, the both ends of front and back pressing plate 6,19 are arranged by being threadedly engaged in left and right double threaded screw
9, on 4；Front and back sliding slot 10,16 is correspondingly provided on left and right compression bar 13,5, rubbish is arranged in can slide back and forth in rack gear mobile bar 12
The left and right sides of dispensing port 23, one end of front and back push rod 11,15 are correspondingly provided with intermeshing driving gear 25 and driven gear
26 and the left and right sides of garbage throw-in port 23 is set, the other end of front and back push rod 11,15 is slideably correspondingly arranged at left and right
On the front and back sliding slot 10,16 of compression bar 13,5, driving gear 25 is engaged with the straight-tooth slot 24 in rack gear mobile bar 12, hot-melting mechanism 7
Correspondence is mounted on front and back pressing plate 6,19, is correspondingly provided with front and back baffle 14,18 in the rack gear mobile bar 12, front pressuring plate 6 or after
The pushing block 17 matched with front and back baffle 14,18 is correspondingly provided on pressing plate 19；Front and back pressing plate 6,19 is located at rubbish when original state
The front and rear sides of dispensing port 23 drive pressing plate 6,19 front and back in front and back to push refuse bag to centre when left and right double threaded screw 9,4 rotates
It collapses；Left and right rack gear mobile bar 12 is driven to be moved forward and backward simultaneously again when front and back pressing plate 6,19 is moved forward and backward, before rack gear mobile bar 12
After engage by straight-tooth slot 24 with driving gear 25 when moving, driving gear 25 engages push rod before and after driving with driven gear 26
11,15 rotation, front and back push rod 11,15 is again corresponding after rotating to drive left and right compression bar 13,5 or so that refuse bag is pushed to collapse folder to centre
Tight refuse bag, then pass through the fusing refuse bag of hot-melting mechanism 7 and upper lower sealing.
In order to guarantee that left and right compression bar 13,5 is mobile steady, front and back press strip is correspondingly provided on the 23 front and back side of garbage throw-in port
8, the guide chute matched with left and right compression bar 13,5 both ends is correspondingly provided on front and back press strip 8.
In order to realize that power transmits, the driving mechanism includes the driving motor 2 being fixed on bung 1, and corresponding
The gear drive 3 being connected on driving motor 2 and right double threaded screw 9,4.In order to guarantee the synchronous rotation of left and right double threaded screw 9,4
Turn, belt gear is connected between the left and right double threaded screw 9,4, belt gear includes corresponding to be fixed on left and right
Synchronizing wheel 21 on double threaded screw 9,4 and the synchronous belt 20 being connected between two synchronizing wheels 21.
The invention course of work is as follows: when needing to carry out refuse bag sealing, driving motor 2 passes through gear drive machine
Structure 3 drives right double threaded screw 4 to rotate in the forward direction, and right double threaded screw 4 drives left double end further through synchronizing wheel 21 and the cooperation of synchronous belt 20
9 synchronous rotary of screw rod；The front and back in the case where the rotation of left and right double threaded screw 9,4 drives of front and back pressing plate 6,19 pushes refuse bag and receives to centre
Hold together.The corresponding preceding baffle 14 for driving the left and right sides of pushing block 17 of two sides is mobile after the current mobile certain stroke of rear fender 6,19,
The preceding baffle 14 of two sides drives the rack gear mobile bar 12 of the left and right sides mobile, and the straight-tooth slot 24 in rack gear mobile bar 12 drives actively
Gear 25 rotates, and driving gear drives driven gear 26 to rotate synchronously further through engagement, to make the preceding push rod of driving gear 25
11 and driven gear 26 on 15 rotation forces of rear push-rod or so compression bar 13,5 or so push refuse bag and collapsed to centre.Work as front and back
When pressing plate 6,19 and left and right compression bar 13,5 collapse compression refuse bag, control hot-melting mechanism 7 heats fusing refuse bag and to refuse bag
Welding sealing is carried out up and down, and refuse bag sealing is completed among garbage throw-in port 23.
After completing refuse bag sealing, driving motor 2 drives left and right double by gear drive 3 and belt gear
Head screw rod 9,4 reversely rotates, and front and back pressing plate 6,19 is moved backward in the case where left and right double threaded screw 9,4 is reversely rotated and driven to be resetted.When
The corresponding rear baffle 18 for driving the left and right sides of pushing block 17 of two sides is mobile after the mobile certain stroke of front and back pressing plate 6,19, two sides
Baffle 18 is mobile with the straight-tooth slot 24 in carry-over bar mobile bar 12 afterwards, straight-tooth slot 24 by with driving gear 25 and driven gear 26
Cooperation makes the rear push-rod 15 on the preceding push rod 11 and driven gear 26 of driving gear 25 rotate the drive reset of left and right compression bar 13,5, with
Front and back pressing plate 5,19 also resets simultaneously simultaneously for this, gets ready for next refuse bag sealing.
The above, only the specific embodiment of the invention, not makes in any form the invention
Limitation, on the basis of not departing from the technical solution of the invention, made simple modification, equivalent variations or modification are fallen
Enter the protection scope of the invention.
Claims (6)
1. a kind of gear driven type refuse bag closing device placed in the middle, including bung (1), driving mechanism, gathering clamp system, hot melt
Mechanism (7), it is characterized in that: the gathering clamp system includes left and right double threaded screw (9,4), front and back pressing plate (6,19), left and right
Compression bar (13,5), front and back push rod (11,15), rack gear mobile bar (12), left and right double threaded screw (9,4) can be arranged in rotating synchronously
The both ends of garbage throw-in port (23) two sides of bung (1), front and back pressing plate (6,19) are arranged by being threadedly engaged in left and right double end spiral shell
On bar (9,4)；Front and back sliding slot (10,16) are correspondingly provided on left and right compression bar (13,5), rack gear mobile bar (12) can slide back and forth ground
The left and right sides in garbage throw-in port (23) is set, and one end of front and back push rod (11,15) is correspondingly provided with intermeshing driving tooth
It takes turns (25) and driven gear (26) and is arranged in the left and right sides of garbage throw-in port (23), the other end of front and back push rod (11,15)
It is slideably correspondingly arranged on the front and back sliding slot (10,16) of left and right compression bar (13,5), driving gear (25) and rack gear mobile bar
(12) straight-tooth slot (24) engagement on, hot-melting mechanism (7) correspondence are mounted on front and back pressing plate (6,19)；Front and back pressure when original state
Plate (6,19) is located at the front and rear sides of garbage throw-in port (23), driven when left and right double threaded screw (9,4) rotates front and back pressing plate (6,
19) front and back pushes refuse bag to collapse to centre；Drive left and right rack gear mobile bar when front and back pressing plate (6,19) is moved forward and backward simultaneously again
(12) it is moved forward and backward, is engaged by straight-tooth slot (24) with driving gear (25) when rack gear mobile bar (12) is moved forward and backward, driving tooth
Wheel (25) is engaged with driven gear (26) drives front and back push rod (11,15) to rotate, and corresponds to band again after front and back push rod (11,15) rotation
Dynamic left and right compression bar (13,5) left and right promotion refuse bag is collapsed to centre clamps refuse bag, then passes through hot-melting mechanism (7) fusing rubbish
Bag and upper lower sealing.
2. gear driven type refuse bag closing device placed in the middle according to claim 1, it is characterized in that: the garbage throw-in port
(23) it is correspondingly provided with front and back press strip (8) on the side of front and back, is correspondingly provided on front and back press strip (8) and matches with left and right compression bar (13,5) both ends
The guide chute of conjunction.
3. gear driven type refuse bag closing device placed in the middle according to claim 1, it is characterized in that: the rack gear mobile bar
(12) be correspondingly provided on front and back baffle (14,18), be correspondingly provided on front pressuring plate (6) or rear fender (19) with front and back baffle (14,
18) pushing block (17) matched.
4. the according to claim 1 or 2 or 3 gear driven type refuse bag closing devices placed in the middle, it is characterized in that: the driving
Mechanism includes the driving motor (2) that is fixed on bung (1), and be correspondingly connected with driving motor (2) and right double threaded screw (9,
4) gear drive (3) on.
5. gear driven type refuse bag closing device placed in the middle according to claim 4, it is characterized in that: the left and right double end spiral shell
Belt gear is connected between bar (9,4), belt gear includes that correspondence is fixed on left and right double threaded screw (9,4)
Synchronizing wheel (21) and the synchronous belt (20) being connected between two synchronizing wheels (21).
6. gear driven type refuse bag closing device placed in the middle according to claim 5, it is characterized in that: on the bung (1)
Equipped with the refuse bag annular storage groove (22) for placing drawing and pulling type refuse bag, refuse bag protrudes into dustbin from garbage throw-in port (23)
It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647801.1A CN109573386A (en) | 2018-12-29 | 2018-12-29 | Gear driven type refuse bag closing device placed in the middle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647801.1A CN109573386A (en) | 2018-12-29 | 2018-12-29 | Gear driven type refuse bag closing device placed in the middle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109573386A true CN109573386A (en) | 2019-04-05 |
Family
ID=65914892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811647801.1A Withdrawn CN109573386A (en) | 2018-12-29 | 2018-12-29 | Gear driven type refuse bag closing device placed in the middle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109573386A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482066A (en) * | 2019-08-12 | 2019-11-22 | 深圳麦格米特电气股份有限公司 | It is a kind of to shrink fold closure mechanism and dustbin automatically |
| US20190382197A1 (en) * | 2018-06-16 | 2019-12-19 | Shanghai Townew Intelligent Technology Co., Ltd. | Bagging mechanism for trash bags and smart trash receptacle |
| CN110921137A (en) * | 2019-12-30 | 2020-03-27 | 杭州微超网络科技有限公司 | Garbage bag object separation method and garbage bag breaking device |
| CN111674764A (en) * | 2020-06-30 | 2020-09-18 | 佛山市冠盈金属塑料制品有限公司 | Automatic packing garbage can |
| CN113895818A (en) * | 2020-07-06 | 2022-01-07 | 杭州乐秀电子科技有限公司 | Novel closing device for garbage bag |
| CN113968436A (en) * | 2020-07-06 | 2022-01-25 | 杭州乐秀电子科技有限公司 | Intelligent folding heat-sealing garbage can |
| CN114313706A (en) * | 2021-12-28 | 2022-04-12 | 慈溪市德斯纺织机械有限公司 | Passive driven automatic garbage can |
-
2018
- 2018-12-29 CN CN201811647801.1A patent/CN109573386A/en not_active Withdrawn
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190382197A1 (en) * | 2018-06-16 | 2019-12-19 | Shanghai Townew Intelligent Technology Co., Ltd. | Bagging mechanism for trash bags and smart trash receptacle |
| US10865041B2 (en) * | 2018-06-16 | 2020-12-15 | Shanghai Townew Intelligent Technology Co., Ltd. | Bagging mechanism for trash bags and smart trash receptacle |
| CN110482066A (en) * | 2019-08-12 | 2019-11-22 | 深圳麦格米特电气股份有限公司 | It is a kind of to shrink fold closure mechanism and dustbin automatically |
| CN110482066B (en) * | 2019-08-12 | 2024-03-12 | 深圳麦格米特电气股份有限公司 | Automatic shrink folding sealing mechanism and garbage bin |
| CN110921137A (en) * | 2019-12-30 | 2020-03-27 | 杭州微超网络科技有限公司 | Garbage bag object separation method and garbage bag breaking device |
| CN111674764A (en) * | 2020-06-30 | 2020-09-18 | 佛山市冠盈金属塑料制品有限公司 | Automatic packing garbage can |
| CN113895818A (en) * | 2020-07-06 | 2022-01-07 | 杭州乐秀电子科技有限公司 | Novel closing device for garbage bag |
| CN113968436A (en) * | 2020-07-06 | 2022-01-25 | 杭州乐秀电子科技有限公司 | Intelligent folding heat-sealing garbage can |
| CN113895818B (en) * | 2020-07-06 | 2022-12-27 | 杭州乐秀电子科技有限公司 | Closing device for garbage bag |
| CN113968436B (en) * | 2020-07-06 | 2023-05-16 | 杭州乐秀电子科技有限公司 | Intelligent folding heat-sealing garbage can |
| CN114313706A (en) * | 2021-12-28 | 2022-04-12 | 慈溪市德斯纺织机械有限公司 | Passive driven automatic garbage can |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190405 |
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| WW01 | Invention patent application withdrawn after publication |