CN107199223A - Test tube sewage processing equipment is used in a kind of environmentally friendly genetic engineering experiment - Google Patents
Test tube sewage processing equipment is used in a kind of environmentally friendly genetic engineering experiment Download PDFInfo
- Publication number
- CN107199223A CN107199223A CN201710506627.8A CN201710506627A CN107199223A CN 107199223 A CN107199223 A CN 107199223A CN 201710506627 A CN201710506627 A CN 201710506627A CN 107199223 A CN107199223 A CN 107199223A
- Authority
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- China
- Prior art keywords
- fixedly connected
- bar
- test tube
- spring
- bottom plate
- 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
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0808—Cleaning containers having tubular shape, e.g. casks, barrels, drums by methods involving the use of tools, e.g. by brushes, scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0821—Handling or manipulating containers, e.g. moving or rotating containers in cleaning devices, conveying to or from cleaning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
A kind of environmentally friendly genetic engineering experiment test tube sewage processing equipment, the environmentally friendly genetic engineering experiment test tube sewage processing equipment includes bottom plate, the support meanss above the bottom plate, the fixing device above the support meanss, the roller devices above the bottom plate, the cleaning device being arranged on the roller devices, the drive device above the bottom plate.The genetic engineering experiment of environmental protection of the invention can carry out thoroughly effective cleaning with test tube sewage processing equipment to test tube automatically, cleaning efficiency height, and cleaning is clean, simple to operate, easy to use, hand labor intensity is low, and due to not with human contact, human body will not be damaged.
Description
Technical field
The present invention relates to gene engineering technology field, more particularly, to a kind of environmentally friendly genetic engineering experiment test tube dirt
Processing equipment.
Background technology
In genetic engineering experiment, can be commonly used and arrive test tube, test tube using needing to clean it after finishing, with
Just next time is continuing with.The existing mode cleaned to test tube is mainly by manually carrying out, and artificial cleaning labor intensity is big, and clearly
Wash that effect is poor, the invisible spectro remaining solution in part is easily damaged to human body, and cleaning efficiency is low.
Therefore, it is necessary to provide a kind of new technical scheme to overcome drawbacks described above.
The content of the invention
Test and use it is an object of the invention to provide a kind of environmentally friendly genetic engineering that can effectively solve above-mentioned technical problem
Test tube sewage processing equipment.
To reach the purpose of the present invention, adopt the following technical scheme that：
Test tube sewage processing equipment, the environmentally friendly genetic engineering experiment test tube are used in a kind of environmentally friendly genetic engineering experiment
Sewage processing equipment includes bottom plate, the support meanss above the bottom plate, the fixed dress above the support meanss
Put, the roller devices above the bottom plate, the cleaning device being arranged on the roller devices, above the bottom plate
Drive device, the bottom plate be provided be positioned above first support bar, first above the first support bar
Cross bar, smooth piece be arranged on first cross bar, the support meanss include sponge block, above the sponge block
Transverse slat, above the transverse slat left and right sides the first spring, the fixing device includes second support bar, positioned at described the
Supporting plate above two support bars, fix positioned at the first fixed block of the left and right sides above the supporting plate, positioned at described first
The first locating rod between block, lean bar, the second spring being arranged on first fixed block, the roller devices include the
One fix bar, the elevating lever below first fix bar, the elastic rod positioned at the elevating lever lower end, be arranged at it is described
The roller of elastic rod lower end, the connection ring being arranged in first fix bar, the cleaning device include the first motor, are located at
Rotating shaft below first motor, the spongy layer being arranged in the rotating shaft, some bristles being arranged on the spongy layer,
The drive device includes the second motor, the output shaft being arranged on second motor, the drawing being arranged on the output shaft
Line, the 3rd spring above second motor.
The lower end of the first support bar is fixedly connected with the bottom plate, the lower end of the first support bar and the bottom plate
It is fixedly connected, the upper end of the first support bar is fixedly connected with first cross bar, first cross bar, which is provided with, runs through it
The first through hole of upper and lower surface, described smooth piece is contained in the first through hole and is fixedly connected with first cross bar.
The lower surface of the sponge block is fixedly connected with the bottom plate, under the upper surface of the sponge block and the transverse slat
Surface is fixedly connected, and first spring is provided with two, and the lower end of first spring is fixedly connected with the transverse slat.
The lower end of the second support bar is fixedly connected with the bottom plate, the upper end of the second support bar and the support
Plate is fixedly connected, the supporting plate be provided with through its upper and lower surface the second through hole, the upper end of first spring with it is described
Supporting plate is fixedly connected, and first fixed block is provided with two and is located at the left and right sides of second through hole, described the respectively
The lower end of one fixed block is fixedly connected with the supporting plate, and first locating rod is led to provided with two and respectively positioned at described second
The left and right sides in hole, the lower end of first locating rod is fixedly connected with the supporting plate, described to lean bar provided with two and divide
Not Wei Yu second through hole the left and right sides, the lower surface for leaning bar act against on the upper surface of the supporting plate and with
Its sliding contact, it is described lean bar through first locating rod left and right surface and with its sliding contact, the second spring
It is located at provided with two and respectively the left and right sides of second through hole, one end of the second spring is consolidated with first fixed block
Fixed connection, the other end of the second spring is fixedly connected with the bar that leans.
The upper end of the elevating lever is fixedly connected with first fix bar, and the elevating lever is upper through described smooth piece
Lower surface and with its sliding contact, the upper end of the elastic rod is fixedly connected with the lower end of the elevating lever, the elastic rod
Lower end is provided with the first groove, and the roller is contained in first groove and, the roller pivotally connected with the elastic rod
Act against in the first support bar, the two ends of the connection ring are fixedly connected with the lower surface of first fix bar.
The right-hand member of first fix bar is fixedly connected with first motor, the upper end of the rotating shaft and the described first electricity
Machine is connected, and the rotating shaft is located at the top of second through hole, the lower end of the rotating shaft be contained in the spongy layer and with institute
Spongy layer is stated to be fixedly connected, the bristle be provided with several, the bristle be evenly distributed on the outer surface of the spongy layer and
It is secured to connection.
Second motor is fixedly connected with first cross bar, and one end of the output shaft connects with second motor
Connect, the lower end of the bracing wire is fixedly connected with the output shaft, the upper end of the bracing wire is fixedly connected with the connection ring, described
The lower end of 3rd spring is fixedly connected with second motor, and the upper end of the 3rd spring is fixed with first fix bar to be connected
Connect.
Compared with prior art, the present invention has the advantages that：The genetic engineering experiment test tube of environmental protection of the invention
Sewage processing equipment can carry out thoroughly effective cleaning to test tube automatically, and cleaning efficiency is high, and clean, the operation letter cleaned
Single, easy to use, hand labor intensity is low, and due to not with human contact, human body will not be damaged.
Brief description of the drawings
Fig. 1 is the structural representation of the genetic engineering experiment test tube sewage processing equipment of present invention environmental protection.
Embodiment
Clearly complete is made with test tube sewage processing equipment to the genetic engineering experiment of environmental protection of the invention below in conjunction with accompanying drawing
Whole explanation.
As shown in figure 1, the genetic engineering experiment of present invention environmental protection test tube sewage processing equipment includes bottom plate 1, positioned at institute
State the support meanss 2, the fixing device 3 positioned at the top of support meanss 2, the rolling positioned at the top of bottom plate 1 of the top of bottom plate 1
Wheel apparatus 4, the cleaning device 5 being arranged on the roller devices 4, the drive device 6 positioned at the top of bottom plate 1.
As shown in figure 1, the bottom plate 1 is in cuboid, the bottom plate 1 is provided with the first support bar being positioned above
11st, positioned at the top of the first support bar 11 the first cross bar 12, smooth piece 13 be arranged on first cross bar 1.It is described
First support bar 11 is oblique, and the lower end of the first support bar 11 is fixedly connected with the bottom plate 1, the first support bar
11 lower end is fixedly connected with the bottom plate 1, and the upper end of the first support bar 11 is fixedly connected with first cross bar 12.Institute
State that the first cross bar 12 is horizontal, first cross bar 12 is provided with the first through hole 121 through its upper and lower surface, described first
Through hole 121 is square.Described smooth piece 13 is in cuboid, described smooth piece 13 be contained in the first through hole 121 and with institute
State the first cross bar 12 to be fixedly connected, described smooth piece 13 is made of lubricious material, i.e., be made of the small material of coefficient of friction.
As shown in figure 1, the support meanss 2 include sponge block 22, the transverse slat 21 positioned at the top of sponge block 22, are located at
First spring 23 of the top left and right sides of transverse slat 21.The sponge block 22 is in cuboid, and the sponge block 22 is in cuboid,
The lower surface of the sponge block 22 is fixedly connected with the bottom plate 1.The transverse slat 21 is in cuboid and horizontal positioned, the sponge
The upper surface of block 22 is fixedly connected with the lower surface of the transverse slat 21.First spring 23 is provided with two, first spring
23 be in vertical shape, and the lower end of first spring 23 is fixedly connected with the transverse slat 21.
As shown in figure 1, the fixing device 3 includes second support bar 31, the branch positioned at the top of second support bar 31
Fagging 32, the first fixed block 35 positioned at the top left and right sides of supporting plate 32, between first fixed block 35
First locating rod 34, lean bar 33, the second spring 36 being arranged on first fixed block 35.The second support bar 31 is in
Vertical shape, the lower end of the second support bar 31 is fixedly connected with the bottom plate 1, the upper end of the second support bar 31 with it is described
Supporting plate 32 is fixedly connected.The supporting plate 32 is in cuboid and horizontal positioned, and the supporting plate 32 is provided with above and below it
Second through hole 321 on surface, second through hole 321 is square, and the upper end of first spring 23 is consolidated with the supporting plate 32
Fixed connection.First fixed block 35 is consolidated provided with two and respectively positioned at the left and right sides of second through hole 321, described first
Block 35 is determined in cuboid and vertical placement, and the lower end of first fixed block 35 is fixedly connected with the supporting plate 32.Described
A positioning rod 34 is provided with two and respectively positioned at the left and right sides of second through hole 321, and first locating rod 34 is in rectangular
Body and vertical placement, the lower end of first locating rod 34 is fixedly connected with the supporting plate 32.The bar 33 that leans is provided with two
The left and right sides that is individual and being located at second through hole 321 respectively, the bar 33 that leans is described to lean in cuboid and horizontal positioned
The lower surface of bar 33 act against on the upper surface of the supporting plate 32 and with its sliding contact, the bar 33 that leans is through described the
The left and right surface of a positioning rod 34 and with its sliding contact so that the bar 33 that leans can be moved left and right.The second spring
36 provided with two and respectively positioned at the left and right sides of second through hole 321, and the second spring 36 is horizontal, and described second
One end of spring 36 is fixedly connected with first fixed block 35, and the other end of the second spring 36 is consolidated with the bar 33 that leans
Fixed connection, the second spring 36 is in confined state so that it is described lean that bar 3 can be only act against on test tube, it is right
Test tube plays stable fixation.
As shown in figure 1, the roller devices 4 include the first fix bar 41, the liter positioned at the lower section of the first fix bar 41
Drop bar 42, the elastic rod 43 positioned at the lower end of elevating lever 42, the roller 44 for being arranged at the lower end of elastic rod 43, it is arranged at institute
State the connection ring 45 in the first fix bar 41.First fix bar 41 is horizontal.The elevating lever 42 is in cuboid and erects
Straight to place, the upper end of the elevating lever 42 is fixedly connected with first fix bar 41, and the elevating lever 42 is through described smooth
The upper and lower surface of block 13 and with its sliding contact so that the elevating lever 42 can be moved up and down vertically.The elastic rod 43 is in
Bending, the upper end of the elastic rod 43 is fixedly connected with the lower end of the elevating lever 42, and the lower end of the elastic rod 43 is provided with
First groove, the elastic rod 43 is made of elastomeric material, makes it can be with flexural deformation.The roller 44 is in cylinder, institute
State roller 44 to be contained in first groove and pivotally connected with the elastic rod 43 so that the roller 44 can be described
Rotated in first groove, the roller 44 is acted against in the first support bar 11.The connection ring 45 is in bending, the company
The two ends for connecing ring 45 are fixedly connected with the lower surface of first fix bar 41.
As shown in figure 1, the cleaning device 5 include the first motor 51, the rotating shaft 52 positioned at the lower section of first motor 51,
The spongy layer 53 being arranged in the rotating shaft 52, some bristles 54 being arranged on the spongy layer 53.First motor 51
With power supply electric connection (not shown), electric energy is provided for it, first motor 51 is provided with switch (not shown), convenient control
It is opened or closed, and the right-hand member of first fix bar 41 is fixedly connected with first motor 51.The rotating shaft 52 is in circle
Cylinder, the upper end of the rotating shaft 52 is connected with first motor 51 so that first motor 51 can drive the rotating shaft
52 rotations, the rotating shaft 52 is located at the top of second through hole 321.The spongy layer 53 is in the cylinder that cross section is annulus,
The lower end of the rotating shaft 52 is contained in the spongy layer 53 and is fixedly connected with the spongy layer 53.If the bristle 54 is provided with
Dry, the bristle 54 is evenly distributed on the outer surface of the spongy layer 53 and is secured to connection.
As shown in figure 1, the drive device 6 includes the second motor 61, the output shaft being arranged on second motor 61
64th, the bracing wire 62 on the output shaft 64, the 3rd spring 63 positioned at the top of the second motor 61 are arranged at.Second electricity
Machine 61 and power supply electric connection (not shown), provide electric energy, second motor 61 is convenient provided with switch (not shown) for it
It is controlled to open or close, second motor 61 is fixedly connected with first cross bar 12.The output shaft 64 is in cylinder
Body, one end of the output shaft 64 is connected with second motor 61 so that second motor 61 can drive the output
Axle 64 rotates.The lower end of the bracing wire 62 is fixedly connected with the output shaft 64, upper end and the connection ring of the bracing wire 62
45 are fixedly connected.The lower end of 3rd spring 63 is fixedly connected with second motor 61, the upper end of the 3rd spring 63
It is fixedly connected with first fix bar 41, so as to be played a supporting role to first fix bar 41.
As shown in figure 1, the genetic engineering experiment of the present invention environmental protection uses test tube sewage processing equipment in use, first will
Test tube passes through the second through hole 321, and the lower end of test tube is acted against on the transverse slat 21, and the setting of the sponge block 22 can be with
Play a part of support and buffer shock-absorbing to transverse slat 21, prevent vibration from causing to damage to test tube, lean the left side that bar 33 is located at test tube
Right both sides, lean the acting against on test tube tightly under the thrust of the second spring 36 of bar 33, fixation are played to test tube
Effect.Then toward pouring into appropriate water in test tube.Then the switch of the first motor 51 is opened so that the rotating shaft 52 rotates, institute
State spongy layer 53 and bristle 54 is rotated with.Then the switch of the second motor 61 is opened so that the output shaft 64 rotates, described
The lower end of bracing wire 62 is wound on the output shaft 64, and the bracing wire 62 pulls downward on the connection ring 45 so that the connection
Ring 45, the first fix bar 41, move down, the 3rd spring 63 is compressed, and the elevating lever 42 is moved down, the elasticity
The flexural deformation of bar 43, the roller 44 is scrolled down through in the first support bar 11, first motor 51, rotating shaft 52 and sea
Continuous layer 53 is moved down, and the spongy layer 53 and bristle 54 of rotation are moved down into test tube, the spongy layer 53 and bristle 54 of rotation
Can be to being scrubbed in test tube, untill test tube scrub is finished.The first motor 51 is then shut off, the second electricity is simultaneously closed off
The switch of machine 61, the 3rd spring 63 pushes up first fix bar 41, and the elastic rod 43 is acted in its own resilient
Down so that the roller 44 scrolls up in the first support bar 11 so that the elevating lever 42 is moved up, and then is made
Obtain first motor 51, rotating shaft 42 and spongy layer 53 to move up, until spongy layer 53 and bristle 54 are upwardly separated from test tube, so
The test tube that cleaning is finished afterwards is taken away.So far, the genetic engineering experiment test tube sewage processing equipment of present invention environmental protection makes
Described with process.
Claims (7)
1. test tube sewage processing equipment is used in a kind of environmentally friendly genetic engineering experiment, it is characterised in that：The environmentally friendly genetic engineering
Experiment test tube sewage processing equipment includes bottom plate, the support meanss above the bottom plate, in the support meanss
Side fixing device, the roller devices above the bottom plate, the cleaning device being arranged on the roller devices, positioned at institute
The drive device above bottom plate is stated, the bottom plate is provided with the first support bar being positioned above, positioned at the first support bar
First cross bar of top, smooth piece be arranged on first cross bar, the support meanss include sponge block, positioned at the sea
Transverse slat above continuous block, the first spring positioned at the left and right sides above the transverse slat, the fixing device include second support bar,
Supporting plate above the second support bar, positioned at the first fixed block of the left and right sides above the supporting plate, positioned at institute
State the first locating rod between the first fixed block, lean bar, the second spring being arranged on first fixed block, the roller
Device include the first fix bar, the elevating lever below first fix bar, the elastic rod positioned at the elevating lever lower end,
It is arranged at the roller of the elastic rod lower end, the connection ring being arranged in first fix bar, the cleaning device includes the
One motor, the rotating shaft below first motor, the spongy layer being arranged in the rotating shaft, it is arranged on the spongy layer
Some bristles, the drive device include the second motor, be arranged on second motor output shaft, be arranged at it is described defeated
Bracing wire on shaft, the 3rd spring above second motor.
2. test tube sewage processing equipment is used in the genetic engineering experiment of environmental protection as claimed in claim 1, it is characterised in that：Described
The lower end of one support bar is fixedly connected with the bottom plate, and the lower end of the first support bar is fixedly connected with the bottom plate, described
The upper end of first support bar is fixedly connected with first cross bar, and first cross bar is provided with first through its upper and lower surface
Through hole, described smooth piece is contained in the first through hole and is fixedly connected with first cross bar.
3. test tube sewage processing equipment is used in the genetic engineering experiment of environmental protection as claimed in claim 2, it is characterised in that：The sea
The lower surface of continuous block is fixedly connected with the bottom plate, and the upper surface of the sponge block is fixedly connected with the lower surface of the transverse slat,
First spring is provided with two, and the lower end of first spring is fixedly connected with the transverse slat.
4. test tube sewage processing equipment is used in the genetic engineering experiment of environmental protection as claimed in claim 3, it is characterised in that：Described
The lower end of two support bars is fixedly connected with the bottom plate, and the upper end of the second support bar is fixedly connected with the supporting plate, institute
State supporting plate and be provided with the second through hole for running through its upper and lower surface, the upper end of first spring is fixed with the supporting plate to be connected
Connect, first fixed block is provided with two and is located at respectively under the left and right sides of second through hole, first fixed block
End is fixedly connected with the supporting plate, and first locating rod is provided with two and respectively positioned at the left and right two of second through hole
Side, the lower end of first locating rod is fixedly connected with the supporting plate, described to lean bar provided with two and be located at respectively described
The left and right sides of second through hole, the lower surface for leaning bar is acted against on the upper surface of the supporting plate and slided with it and connect
Touch, it is described lean bar through first locating rod left and right surface and with its sliding contact, the second spring be provided with two
And it is located at the left and right sides of second through hole respectively, one end of the second spring is fixedly connected with first fixed block,
The other end of the second spring is fixedly connected with the bar that leans.
5. test tube sewage processing equipment is used in the genetic engineering experiment of environmental protection as claimed in claim 4, it is characterised in that：The liter
The upper end of drop bar is fixedly connected with first fix bar, and the elevating lever runs through described smooth piece of upper and lower surface and slided with it
Dynamic contact, the upper end of the elastic rod is fixedly connected with the lower end of the elevating lever, and the lower end of the elastic rod is recessed provided with first
Groove, the roller is contained in first groove and pivotally connected with the elastic rod, and the roller acts against described first
On support bar, the two ends of the connection ring are fixedly connected with the lower surface of first fix bar.
6. test tube sewage processing equipment is used in the genetic engineering experiment of environmental protection as claimed in claim 5, it is characterised in that：Described
The right-hand member of one fix bar is fixedly connected with first motor, the upper end of the rotating shaft and first motor connection, described turn
Axle position is in the top of second through hole, and the lower end of the rotating shaft, which is contained in the spongy layer and fixed with the spongy layer, to be connected
Connect, the bristle is provided with several, the bristle is evenly distributed on the outer surface of the spongy layer and is secured to connection.
7. test tube sewage processing equipment is used in the genetic engineering experiment of environmental protection as claimed in claim 6, it is characterised in that：Described
Two motors are fixedly connected with first cross bar, one end of the output shaft and second motor connection, under the bracing wire
End is fixedly connected with the output shaft, and the upper end of the bracing wire is fixedly connected with the connection ring, the lower end of the 3rd spring
It is fixedly connected with second motor, the upper end of the 3rd spring is fixedly connected with first fix bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506627.8A CN107199223A (en) | 2017-06-28 | 2017-06-28 | Test tube sewage processing equipment is used in a kind of environmentally friendly genetic engineering experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506627.8A CN107199223A (en) | 2017-06-28 | 2017-06-28 | Test tube sewage processing equipment is used in a kind of environmentally friendly genetic engineering experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107199223A true CN107199223A (en) | 2017-09-26 |
Family
ID=59908077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710506627.8A Pending CN107199223A (en) | 2017-06-28 | 2017-06-28 | Test tube sewage processing equipment is used in a kind of environmentally friendly genetic engineering experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107199223A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107838157A (en) * | 2017-11-29 | 2018-03-27 | 南京扬子鸿利源化学品有限责任公司 | A kind of medical test tube cleaning device |
| CN107899452A (en) * | 2017-09-27 | 2018-04-13 | 常州信息职业技术学院 | A kind of mixing tank for the raw material of industry |
| CN107999433A (en) * | 2017-12-01 | 2018-05-08 | 周高送 | A kind of automatic dust remover and dust removal method |
| CN114210680A (en) * | 2021-11-24 | 2022-03-22 | 雷小兰 | Hematology branch of academic or vocational study is with test tube treatment degassing unit |
-
2017
- 2017-06-28 CN CN201710506627.8A patent/CN107199223A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107899452A (en) * | 2017-09-27 | 2018-04-13 | 常州信息职业技术学院 | A kind of mixing tank for the raw material of industry |
| CN107838157A (en) * | 2017-11-29 | 2018-03-27 | 南京扬子鸿利源化学品有限责任公司 | A kind of medical test tube cleaning device |
| CN107999433A (en) * | 2017-12-01 | 2018-05-08 | 周高送 | A kind of automatic dust remover and dust removal method |
| CN114210680A (en) * | 2021-11-24 | 2022-03-22 | 雷小兰 | Hematology branch of academic or vocational study is with test tube treatment degassing unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170926 |
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| WD01 | Invention patent application deemed withdrawn after publication |