CN109351542A - A kind of coating blade protective device - Google Patents
A kind of coating blade protective device Download PDFInfo
- Publication number
- CN109351542A CN109351542A CN201811544802.3A CN201811544802A CN109351542A CN 109351542 A CN109351542 A CN 109351542A CN 201811544802 A CN201811544802 A CN 201811544802A CN 109351542 A CN109351542 A CN 109351542A
- Authority
- CN
- China
- Prior art keywords
- coating
- pad film
- scraper
- protective device
- blade protective
- 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
- 238000000576 coating method Methods 0.000 title claims abstract description 162
- 239000011248 coating agent Substances 0.000 title claims abstract description 150
- 230000001681 protective effect Effects 0.000 title claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 38
- 238000004804 winding Methods 0.000 claims description 17
- 238000010422 painting Methods 0.000 claims description 3
- 239000002985 plastic film Substances 0.000 claims description 3
- 229920006255 plastic film Polymers 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000007787 solid Substances 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 description 4
- 239000003292 glue Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000009193 crawling Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
- B05C1/0826—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being a web or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
- B05C1/086—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line a pool of coating material being formed between a roller, e.g. a dosing roller and an element cooperating therewith
- B05C1/0869—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line a pool of coating material being formed between a roller, e.g. a dosing roller and an element cooperating therewith the work contacting the pool
Landscapes
- Coating Apparatus (AREA)
Abstract
The present invention provides a kind of coating blade protective devices, are used for coating apparatus, and the coating apparatus includes scraper and support roller, and coating clearance of the coating material between the scraper and the support roller is passed through so that the scraper is coated the coating material；The coating blade protective device further includes pad film and pad film fixed structure, and the pad film passes through the coating clearance and wraps up the outer wall of the scraper, and pad film fixed structure wraps up the outer wall of the scraper for making the pad film be sticked.Coating blade protective device proposed by the invention will not impact coating accuracy, provide solid foundation to continuous and stable production, and the present invention has the advantages of easy to use, structure is simple, and setting is reasonable, low manufacture cost.
Description
Technical field
The present invention relates to printing packaging fields, more particularly, to a kind of coating blade protective device.
Background technique
As shown in Fig. 1, currently, the first scraper 2 of coating directly corresponds to coating 4, coating can not be done to be all types of
Glue glue or other use blade coating non-adhesive sticker coating, in coating process some coating with coating duration accumulation,
It is easy in scraper dry knot or there is foreign matter to get lodged in scrape knife-edge part, cause film coated surface crawling, influence the yield of coated articles.
Coating, which is got lodged in, scrapes the edge of a knife, deals with extremely difficult；Since coating weight is by between scraper and the coating of support roller
Gap realizes the size of coating weight, has the situation of foreign matter if encountering and scraping the edge of a knife it is necessary to raise scraper cleaning, this, which is bound to cause, wants
The gap between scraper and support roller is readjusted, so not only will affect coating efficiency, and fraction defective is caused to rise
And the problem of quality stability difference.
Summary of the invention
The technical problems to be solved by the present invention are: the coating of coating machine, which is easily even got lodged in scraper dry knot, scrapes the edge of a knife,
Cause to be coated with yield and inefficient problem.
To achieve the above object, the present invention is achieved by the following technical programs: a kind of coating blade protective device, is used
In coating apparatus, the coating apparatus includes scraper and support roller, and coating material is between the scraper and the support roller
Coating clearance is passed through, so that the scraper is coated the coating material；The coating blade protective device further includes pad
Film and pad film fixed structure, the pad film pass through the coating clearance and wrap up the outer wall of the scraper, and pad film fixed structure is used
The outer wall of the scraper is wrapped up in making the pad film be sticked.
Preferably, the pad film fixed structure includes that pad film winding portion and pad film unreel portion；The pad film winding portion and institute
State the both ends that the pad film portion of unreeling is separately connected the pad film；The pad film winding portion is described for winding to the pad film
The pad film portion of unreeling is for unreeling the pad film；The winding of the pad film winding portion cooperates the pad film to unreel putting for portion
Volume, so that the pad film moves in the coating clearance along the circumferential of the scraper.
Preferably, the pad film winding portion is located at the side that the coating material enters the coating clearance.
Preferably, the coating blade protective device further includes spool fixed part, the pad film winding portion and the pad film
It unreels portion and rotates respectively and be fixed on the spool fixed part.
Preferably, the spool fixed part includes the spool fixed plate for being fixed on the scraper both ends, and the spool is fixed
Plate is far from the coating clearance.
Preferably, coating blade protective device further includes pad film fixed part, and the pad film fixed part is set to the scraper
On, the pad film fixed part is used to guarantee the tension of the pad film, so that described in the pad film is close at the coating clearance
Scraper.
Preferably, the coating apparatus further includes coating rack, and the spool fixed part is set in the coating rack.
Preferably, the pad film material is anti-sticking impermeable material.
Preferably, the thickness of the pad film includes 2um-100um.
Preferably, the pad film includes plastic film.
The beneficial effects of the present invention are: coating blade protective device proposed by the invention not will cause shadow to coating accuracy
Ring, solid foundation provided to continuous and stable production, and the present invention has easy to use, structure is simple, setting rationally, system
Make advantage at low cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of prior art coating apparatus；
Fig. 2 is that a kind of coating apparatus front view structure using coating blade protective device of the embodiment of the present invention one is illustrated
Figure；
Fig. 3 is Fig. 2 scraper and coating blade protective device partial enlarged view；
Fig. 4 is a kind of schematic front view of coating blade protective device of the embodiment of the present invention two；
Fig. 5 is a kind of schematic front view of coating blade protective device of the embodiment of the present invention three；
Fig. 6 is a kind of schematic view of the front view of coating blade of the invention；
Fig. 7 is a kind of schematic view of the front view of coating blade of the invention；
Wherein, the reference numerals are as follows by attached drawing 1-7:
1- support roller, the first scraper of 2-, 3- baffle, 4- coatings tank, 5- coating material, 6- have applied material, 7- coating blade
Protective device, 71- pad film, 72- Scroll, 73- unreeling shaft, 74- spool fixed plate, 75- pressing mold block, the second scraper of 8-.
Specific embodiment
To keep the purpose of the present invention, advantages and features clearer, below in conjunction with attached drawing 1-7 to one kind proposed by the present invention
Coating blade protective device is described in further detail.It should be noted that attached drawing is all made of very simplified form and uses
Non-accurate ratio, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.
Core of the invention thought is to solve coating machine in coating process, and coating is easily dry and hard in scraper head, causes to be coated with
Uneven yield decline, the low problem of coating efficiency.
To realize above-mentioned thought, the present invention provides a kind of coating blade protective devices, are used for coating apparatus, the coating
Equipment includes scraper and support roller, and coating clearance of the coating material between the scraper and the support roller is passed through, so that institute
Scraper is stated to be coated the coating material；The coating blade protective device further includes pad film and pad film fixed structure, institute
Pad film is stated across the coating clearance and wraps up the outer wall of the scraper, pad film fixed structure is sticked package for making the pad film
The outer wall of the scraper.
The pad film avoids the coating from directly contacting with the scraper；External force removes the pad film along the scraper periphery
When, without changing the size of the coating clearance.
<embodiment one>
As shown in Fig. 2, show for a kind of of the present embodiment using the coating apparatus front view structure of coating blade protective device
It is intended to；The blade geometry of the present embodiment is in jaggy cylindric.
The coating apparatus of the present embodiment includes support roller 1 and the first scraper 2, wherein support roller 1 is located at the first scraper 2
Lower section, coating material 5 passes through from the coating clearance between the first scraper 2 and support roller 1, so that the scraper is to the coating material
Material is coated；The coating apparatus of the present embodiment further includes a coatings tank 4 and coatings tank baffle 3, and the coatings tank 4 is located at
The coating entrance of coating material 5, coatings tank 4 is for holding coating, and coatings tank baffle 3 is for preventing coating excessive.
The coating apparatus of the present embodiment further includes a coating blade protective device 7, and coating blade protective device 7 includes pad film
71, Scroll 72, unreeling shaft 73, spool fixed plate 74.As shown in figure 3, pad film 71 is wrapped in the circumferencial direction of the first scraper 2
Outer wall；One end of pad film 7 connects Scroll 73, and the other end of pad film 7 connects unreeling shaft 74, and pad film 71 is by between the coating
Gap；Further, the coating blade protective device 7 of the present embodiment further includes spool fixed part, the spool fixed part of the present embodiment
For spool fixed plate 74, Scroll 72 and unreeling shaft 73 are rotated and are fixed in spool fixed plate 74, and the spool of the present embodiment is solid
Fixed board 74 is fixed on the first scraper 2 far from the coating clearance, and the spool fixed plate 74 of the present embodiment has two pieces, respectively
Positioned at the both ends of cylindrical first scraper 2.
It is provided with the coating apparatus of coating blade protective device 7 provided by the present embodiment, the coating apparatus support roller 2
Top be coating material 5, and then coating material 5 is coating in coatings tank 4, followed by pad film 71 is finally first to scrape
Knife 2, pad film 71 avoid the coating from directly contacting with the first scraper 2.In coating process, as shown in Fig. 2,1 turn of support roller
Dynamic that the import of coating material 5 from 4 side of coatings tank is continuously conveyed to the outlet movement for having applied 6 side of material, the first scraper 2 will apply
It is coated on coating material 5 to coating uniformly continuous in hopper 4, is being coated with the painting Jing Guo support roller 1 and the first scraper 2
When cloth gap, coating material 5 completes coating, becomes and has applied material 6.When the too many coating of adhesion influences Painting effect in pad film 71
When, scrolling Scroll 72 drives unreeling shaft 73, so that pad film 71 is detached along the direction opposite with material 6 has been applied；Further,
It by the winding of scroll bar 72 and unreeling shaft 73 and unreels and detaches pad film 71 along 2 periphery of the first scraper, without changing the coating
The size in gap.Rotation Scroll 72 will can pull out in the contaminated part of the edge of a knife of the first scraper 2, thus first
It is again brand-new free of contamination surface on the edge of a knife of scraper 2, this is not necessarily to mobile first scraper 2 in the process, so not to coating accuracy
It will cause influence, solid foundation provided to continuous and stable production, greatly improves working efficiency.
Further, the coating blade protective device 7 of the present embodiment further includes pad film fixed part, the pad film of the present embodiment
Fixed part is pressing mold block 75, and as shown in Fig. 3, pressing mold block 75 is set on the first scraper 2, is a column structure, pad film
Fixed part prevents pad film from loosening influence coating accuracy for tightening pad film, guarantees the tension of pad film 71.At this point, pad film 71 is wrapped in
On first scraper 2, pad film 71 is passed through into pressing mold block 75 along 2 surface of the first scraper by unreeling shaft 72, so that pad film 71 is in institute
State the first scraper 2 of abutting at coating clearance.
In the present embodiment, further, the width of pad film 71 is not more than the length of cylindrical first scraper 2；Pad film 71
Width is greater than the width of coating material 5；The length of pad film 71 can be according to the caking property of coating, the antistick characteristic of pad film and coating material
The length setting of material 5.
Still further, the pad film material is anti-sticking impermeable material, the coating can not directly contact the first scraper
2。
The pad film 71 of the present embodiment is plastic film, it will be apparent that, but the present invention is to the pad specific material of mould 71 and unlimited
System, the material of pad film 71 includes the composite wood for being not limited to PET, PP, PS, PE, metal copper foil, aluminium foil and/or above-mentioned material
Matter.
The pad film 71 of the present embodiment with a thickness of 10um, according to the property of coating in coatings tank 4 and the shape of the first scraper 2
Shape, the thickness of pad film 71 can in 2um-100um, between, substantially principle is: end of first scraper 2 for coating is more sharp,
Preferably select thicker pad film 71.
In another embodiment, the spool fixed part is set in the coating rack of the coating apparatus.
Scraper protective device 7 provided in this embodiment can be used for all equipment using blade coating, including coating examination
It tests in machine and the coating apparatus of volume production.
<embodiment two>
As shown in Fig. 4, show for a kind of of the present embodiment using the coating apparatus front view structure of coating blade protective device
It is intended to, the difference is that, the end cross-sectional for coating of second scraper 8 of the present embodiment is symmetrical sharp with embodiment one
The coating blade protective device 7 of structure, this present embodiment includes pad film 71, Scroll 72, unreeling shaft 73 and spool fixed part, this
The spool fixed part of implementation is the spool fixed plate 74 that 8 two ends of the second scraper are arranged in, and is existed with one difference of embodiment
In the fixation position on scraper of the spool fixed plate 74 of the present embodiment is different, and the spool fixed plate of the present embodiment is fixed on
End close to the second scraper 8 for coating, by the way that position of the spool fixed plate 74 on the second scraper 8 is rationally arranged.
<embodiment three>
It as shown in Fig. 5, is a kind of application coating blade protective device schematic view of the front view of the present embodiment, this implementation
Example pad film fixed part and spool fixed plate 74 be embodiment one and embodiment two combination, in addition to this, other and implement one
It is identical with embodiment two, only difference is described below: the setting of the present embodiment pad film fixed part and one phase of embodiment
Together；The fixed form of spool fixed plate 74 is identical as implementing two.
From embodiment one, the description of embodiment two or/and embodiment three, it can be seen that the present invention is not intended to limit scraper
Shape in other examples, can be by the way that the pad film be rationally arranged for the blade geometry of such as attached drawing 6 and attached drawing 7
The mode of fixed part and the spool fixed part realizes coating blade protective device proposed by the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
In conclusion a kind of various configuration of coating blade protective device is described in detail in above-described embodiment, when
So, foregoing description is only the description to present pre-ferred embodiments, and not to any restriction of the scope of the invention, the present invention includes
But it is not limited to configuration cited in above-mentioned implementation, it is anti-that those skilled in the art can lift one according to the content of above-described embodiment
Three, any change, the modification that the those of ordinary skill in field of the present invention does according to the disclosure above content belong to claims
Protection scope.
Claims (10)
1. a kind of coating blade protective device is used for coating apparatus, the coating apparatus includes scraper and support roller, coating material
Coating clearance between the scraper and the support roller is passed through, so that the scraper is coated the coating material；
It is characterized in that, the coating blade protective device further includes pad film and pad film fixed structure, the pad film passes through described
Coating clearance and the outer wall for wrapping up the scraper, pad film fixed structure are used to that the pad film to be made to be sticked to wrap up the outer of the scraper
Wall.
2. coating blade protective device according to claim 1, which is characterized in that the pad film fixed structure includes pad film
Winding portion and pad film unreel portion；
The pad film winding portion and the pad film portion of unreeling are separately connected the both ends of the pad film；
The pad film winding portion is for winding the pad film, and the pad film portion of unreeling is for putting the pad film
Volume；
The winding of the pad film winding portion cooperates the pad film to unreel unreeling for portion, so that circumferential direction of the pad film along the scraper
It is moved in the coating clearance.
3. coating blade protective device according to claim 2, which is characterized in that the pad film winding portion is located at the painting
Cloth material enters the side of the coating clearance.
4. coating blade protective device according to claim 2, which is characterized in that the coating blade protective device also wraps
Spool fixed part is included, the pad film winding portion and the pad film portion of unreeling rotate respectively to be fixed on the spool fixed part.
5. coating blade protective device according to claim 4, which is characterized in that the spool fixed part includes being fixed on
The spool fixed plate at the scraper both ends, the spool fixed plate is far from the coating clearance.
6. coating blade protective device according to claim 5, which is characterized in that coating blade protective device further includes pad
Film fixed part, the pad film fixed part are set on the scraper, and the pad film fixed part is used to guarantee the tension of the pad film,
So that the pad film is close to the scraper at the coating clearance.
7. coating blade protective device according to claim 3, which is characterized in that the coating apparatus further includes coating machine
Frame, the spool fixed part are set in the coating rack.
8. coating blade protective device according to claim 2, which is characterized in that the pad film material is anti-sticking impermeable
Material.
9. coating blade protective device according to claim 1-7, which is characterized in that the thickness packet of the pad film
Include 2um-100um.
10. coating blade protective device according to claim 8, which is characterized in that the pad film includes plastic film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811544802.3A CN109351542A (en) | 2018-12-17 | 2018-12-17 | A kind of coating blade protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811544802.3A CN109351542A (en) | 2018-12-17 | 2018-12-17 | A kind of coating blade protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109351542A true CN109351542A (en) | 2019-02-19 |
Family
ID=65329748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811544802.3A Pending CN109351542A (en) | 2018-12-17 | 2018-12-17 | A kind of coating blade protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109351542A (en) |
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