CN208264959U - Toter and its bearing assembly - Google Patents

Abstract

The utility model provides a kind of toter and its bearing assembly.The toter is suitable for accommodating an at least tablet and including box body, lid and bearing assembly.Box body has opening, and define perpendicular to the opening and towards the moving direction of the tray interior.Lid is suitable for moving along moving direction and covering opening.Bearing assembly is configured in box body and including bearing structure and an at least resilient snubber.Bearing structure defines the carrying direction perpendicular to the moving direction, and bearing structure has opposite front end and rear end, and front end is adjacent to opening.Resilient snubber is configured in bearing structure and defines the buffering direction perpendicular to carrying direction, and the angle for buffering direction and moving direction is greater than 90 degree, is less than or equal to 180 degree.Therefore, can effectively tablet be held and is buffered.

Description

Toter and its bearing assembly

Technical field

The utility model relates to a kind of toter and its bearing assembly more particularly to a kind of fortune to deliver tablet It carries and sets and its bearing assembly to carry tablet.

Background technique

General fragile type tablet, such as wafer used in semiconductor or opto-electronics, mask, glass substrate etc., if It will with by first being transported to second, it is necessary to avoid tablet from being collided, otherwise be easy to produce fragmentation.It and seem wafer, mask Deng the easy article for influencing quality because of particle pollution, it is also necessary to avoid adhesive dust during transport, therefore packing should And other items stationery or foam class etc. generally can not be used to be easy to produce the padded coaming of fines.

Illustrate by taking wafer as an example, at present the common front open type wafer container (Front to load more wafers of industry Opening Unified Pod, FOUP) it generally comprises box body and can be reset to the lid for being covered on box body, the two is collectively formed Accommodating space, and bearing assembly is equipped with to carry more wafers in box body, wherein the inside of lid is equipped with fastening assembly, uses To hold the intracorporal wafer of box and provide buffering.If wafer is circle, fastening assembly can be embedded in the recessed portion on the inside of lid It is interior without convex exposing recessed portion except, as long as protruding into the convex arc shaped edge of wafer in recessed portion to can be by fastening assembly Fastening assembly fixing.The volume of lid thickness and whole container can so be lowered.However, if the tablet to be installed is side Shape, such as rectangular silicon wafer, then can not have extend to because of rectangular tablet and be embedded in consolidating in recessed portion on the inside of lid The convex arc shaped edge at component is held, if causing the non-bulging inner surface in lid of the fastening assembly on lid just can not be rectangular to this Tablet is held.However, if fastening assembly is made to protrude from lid inner surface, space needed for increasing lid storage again, Improve the space cost of system of processing.

Utility model content

The utility model provides a kind of toter and bearing assembly, can effectively tablet be held and be buffered.

The toter of the utility model is suitable for accommodating an at least tablet and including box body, lid and bearing assembly.Box Body has opening, and defines the moving direction perpendicular to opening and towards tray interior.Lid be suitable for moved along moving direction and Covering opening.Bearing assembly is configured in box body and including bearing structure and an at least resilient snubber.Bearing structure defines vertical Directly in the carrying direction of moving direction, and bearing structure has opposite front end and rear end, and front end is adjacent to opening.Elastic buffer Part is configured in bearing structure and defines the buffering direction perpendicular to carrying direction, and the angle for buffering direction and moving direction is big In 90 degree, less than or equal to 180 degree.

In an embodiment of the utility model, above-mentioned resilient snubber is located at rear end.

In an embodiment of the utility model, above-mentioned resilient snubber includes elastic portion and butting section, and elastic portion connects It is connected between bearing structure and butting section.

In an embodiment of the utility model, above-mentioned elastic portion is serpentine shape structure.

In an embodiment of the utility model, thickness of the above-mentioned butting section along carrying direction is greater than elastic portion along carrying The thickness in direction.

In an embodiment of the utility model, above-mentioned resilient snubber is Chong Die with bearing structure upwards in loading side.

In an embodiment of the utility model, above-mentioned resilient snubber is connected to bearing structure in one piece.

In an embodiment of the utility model, above-mentioned bearing structure is at least one fluting, and fluting is to positioned at elasticity Bolster, resilient snubber part are located in fluting.

In an embodiment of the utility model, above-mentioned bearing structure includes an at least supporting element, and supporting element includes two First ribs, two first ribs respectively correspond setting or are formed in the inside of the opposite two sidewalls of box body.

In an embodiment of the utility model, above-mentioned supporting element further includes the second ribs adjacent to rear end, the The opposite end of two ribs is connected to two first ribs.

In an embodiment of the utility model, above-mentioned bearing assembly includes two resilient snubbers, two resilient snubbers Neighbouring opposite two ends are located in the second ribs.

In an embodiment of the utility model, above-mentioned supporting element further includes support tongue piece, and support tongue piece is connected to the Two ribs and past opening extension.

In an embodiment of the utility model, above-mentioned bearing structure has multiple supporting elements, these supporting elements edge is held Direction is carried to configure in order so that these first ribs are alternatively arranged along carrying direction.

In an embodiment of the utility model, above-mentioned bearing assembly further includes at least one set of fitting, and connecting piece edge is held It carries direction to extend, these supporting elements are connected to connecting piece.

In an embodiment of the utility model, above-mentioned bearing structure includes two plate bodys, and two plate bodys are located at box body Opposite two sidewalls inside, each plate body have an at least ribs, these ribs correspond to each other ground setting or be formed in On two plate bodys.

In an embodiment of the utility model, above-mentioned bearing assembly includes at least two resilient snubbers, and two elasticity are slow Stamping be respectively arranged on two plate bodys adjacent back end and with each ribs corresponding position.

In an embodiment of the utility model, above-mentioned each plate body has multiple ribs, these ribs are along carrying The configuration of direction interval.

In an embodiment of the utility model, above-mentioned lid further includes having preceding buffering corresponding with resilient snubber Part.

The bearing assembly of the utility model be suitable for carrying an at least tablet in toter and including bearing structure and An at least resilient snubber.Bearing structure defines carrying direction.Resilient snubber be configured in bearing structure and define perpendicular to The buffering direction in the carrying direction.

In an embodiment of the utility model, above-mentioned resilient snubber includes elastic portion and butting section, and elastic portion connects It is connected between bearing structure and butting section.

In an embodiment of the utility model, above-mentioned elastic portion is serpentine shape structure.

In an embodiment of the utility model, thickness of the above-mentioned butting section along carrying direction is greater than elastic portion along carrying The thickness in direction.

In an embodiment of the utility model, above-mentioned resilient snubber is Chong Die with bearing structure upwards in loading side.

In an embodiment of the utility model, above-mentioned resilient snubber is connected to bearing structure in one piece.

In an embodiment of the utility model, above-mentioned bearing structure is at least one fluting, and fluting is to positioned at elasticity Bolster, resilient snubber part are located in fluting.

In an embodiment of the utility model, above-mentioned bearing structure includes an at least supporting element, and supporting element includes two First ribs, two first ribs are correspondingly arranged or are formed in the two opposite sides of bearing structure.

In an embodiment of the utility model, above-mentioned supporting element further includes the second support adjacent to resilient snubber Rib, the opposite end of the second ribs are connected to two first ribs.

Such as in an embodiment of the utility model, above-mentioned bearing assembly includes two resilient snubbers, two elastic buffers Part is located in the second ribs neighbouring opposite two ends.

In an embodiment of the utility model, above-mentioned supporting element further includes support tongue piece, and support tongue piece is connected to the Two ribs simultaneously extend with two first ribs in the same direction.

In an embodiment of the utility model, above-mentioned bearing structure has multiple supporting elements, these supporting elements edge is held Direction is carried to configure in order so that these first ribs are alternatively arranged along carrying direction.

In an embodiment of the utility model, above-mentioned bearing assembly further includes at least one set of fitting, and connecting piece edge is held It carries direction to extend, these supporting elements are connected to connecting piece.

In an embodiment of the utility model, above-mentioned bearing structure includes two plate bodys, and each plate body has at least one Stake rib, these ribs correspond to each other ground setting or are formed on two plate bodys.

In an embodiment of the utility model, above-mentioned bearing assembly includes at least two resilient snubbers, and two elasticity are slow Stamping is respectively arranged at two plate bodys.

In an embodiment of the utility model, above-mentioned each plate body has multiple ribs, these ribs are along carrying Direction is successively spaced configuration.

Based on above-mentioned, the bearing assembly of the toter of the utility model is additionally arranged resilient snubber, to tablet It is buffered.Whereby, no matter whether the space at the lid of toter is enough that fastening assembly or set fixing group is arranged Whether part can provide enough bufferings, remain to the resilient snubber by being set to the bearing assembly other end effectively to tablet It is held or is buffered.

In order to make the above-mentioned features and advantages of the utility model more obvious and understandable, special embodiment below, and cooperate attached drawing It is described in detail below.

Detailed description of the invention

Fig. 1 is the perspective view of the toter of an embodiment of the present invention.

Fig. 2 is the partial component perspective view of the toter of Fig. 1.

Fig. 3 is the perspective view of the bearing assembly of Fig. 2.

Fig. 4 is the bearing assembly of Fig. 3 in the perspective view at another visual angle.

Fig. 5 is the partial perspective view of the bearing assembly of Fig. 3.

Fig. 6 is the top view of the bearing assembly of Fig. 5.

Fig. 7 is the lid of Fig. 1 in the perspective view at another visual angle.

Fig. 8 is the partial component perspective view of the toter of another embodiment of the utility model.

Fig. 9 is the perspective view of the bearing assembly of Fig. 8.

Figure 10 is the top view of the bearing assembly of Fig. 9.

[symbol description]

50: tablet

100: toter

110: box body

110a: opening

120: lid

121: preceding bolster

130,130 ': bearing assembly

130a: front end

130b: rear end

132,132 ': bearing structure

132a: supporting element

132a1: fluting

132c: plate body

134,134 ': resilient snubber

134a: elastic portion

134b: butting section

136: connecting piece

D1: moving direction

D2: carrying direction

D3: buffering direction

R1: the first ribs

R2: the second ribs

R ': ribs

T: support tongue piece

Specific embodiment

Fig. 1 is the perspective view of the toter of an embodiment of the present invention.Fig. 2 is the part structure of the toter of Fig. 1 Part perspective view.Fig. 1 and Fig. 2 is please referred to, the toter 100 of the present embodiment includes box body 110, lid 120 and bearing assembly 130。

Box body 110 has opening 110a and defines perpendicular to opening 110a and towards the moving direction D1 inside box body 110, Tablet 50 is suitable for entering through opening 110a along moving direction D1 the inside of box body 110.Bearing assembly 130 is configured at box body In 110 and it is suitable for carrying tablet 50.Lid 120 is suitable for moving and covering along moving direction D1 the opening 110a of box body 110, with Protect the tablet 50 in box body 110.

It in the present embodiment, is to be illustrated with rectangular tablet 50, such as rectangular silicon substrate as example.But becoming In the state sample implementation of change, toter 100 also can be used to carry other tablets of different shapes, such as circular Silicon Wafer Deng the present embodiment limits not to this.

Fig. 3 is the perspective view of the bearing assembly of Fig. 2.Fig. 4 is the bearing assembly of Fig. 3 in the perspective view at another visual angle.It please join Fig. 3 and Fig. 4 is examined, the bearing assembly 130 of the present embodiment includes bearing structure 132 and at least a resilient snubber 134 (is shown as more It is a).

Bearing structure 132 defines the carrying direction D2 perpendicular to moving direction D1, and is suitable for along carrying direction D2 carrying tablet Shape object 50.Bearing structure 132 can be integrally formed structure, or model as shown in this embodiment includes multiple along loading side The supporting element 132a configured in order to D2.Tablet 50 is placed horizontally on the supporting element 132a of bearing structure 132, therefore is carried Direction D2 is exactly the direction in contrast to gravity.

In addition, bearing structure 132 has opposite front end 130a and rear end 130b, the front end 130a of bearing structure 132 is adjacent It is bordering on the opening 110a of box body 110 and is located between the opening 110a and rear end 130b of bearing structure 132 of box body 110.

Resilient snubber 134 is configured at the rear end 130b for being located at bearing structure 132 on the supporting element 132a of bearing structure 132 Place.And the buffering direction D3 perpendicular to carrying direction D2 is defined, and be adapted to abut against in the tablet 50 for being supported part 132a carrying, And tablet 50 is provided along buffering direction D3 and is buffered.

Buffering direction D3 is usually the edge quadrature at resilient snubber 134 to be resisted against with tablet 50 and towards tablet Inside 50.For the rectangular tablet 50 of example used in the present embodiment, buffering direction D3 is exactly opposite with moving direction D1 Direction.

And in the state sample implementation of variation, it is exactly by silicon wafer the edge of the circle by elasticity if tablet 50 is round Silicon Wafer Bolster is directed toward the inside of Silicon Wafer against place.That is: buffering direction D3 and moving direction D1 between angle be greater than 90 degree, Less than or equal to 180 degree.

Since the bearing assembly 130 of the present embodiment is additionally arranged at the rear end 130b of bearing structure 132 to tablet 50 resilient snubbers 134 buffered, therefore even if the space of fastening assembly can be set at the lid 120 of toter 100 It is limited, it remains to that effectively tablet 50 is held or buffered by the resilient snubber 134 of bearing assembly 130.

The specific structure of the resilient snubber 134 of the present embodiment described further below.Fig. 5 is the office of the bearing assembly of Fig. 3 Portion's perspective view.Fig. 6 is the top view of the bearing assembly of Fig. 5.

Fig. 5 and Fig. 6 is please referred to, the resilient snubber 134 of the present embodiment includes elastic portion 134a and butting section 134b.Elasticity Portion 134a is connected in one piece between the supporting element 132a of bearing structure 132 and butting section 134b；Butting section 134b is suitable for It leans with tablet 50 (being illustrated in Fig. 2 and Fig. 3).

Elastic portion 134a generallys use the modeling structure with elastic deformability, for example, serpentine shape structure, so that its Buffering can be provided to tablet 50.Whereby, elastic portion 134a can have biggish development length, with enough flexible deformations Ability.

In the present embodiment, the butting section 134b of resilient snubber 134 is greater than elastic buffer along the thickness of carrying direction D2 Thickness of the elastic portion 134a of part 134 along carrying direction D2.Whereby, the butting section 134b of resilient snubber 134 has enough Thickness comes for tablet 50 against and its will not being kept really up to the mark because elastic portion 134a thickness is too high again, cause buffer capacity not Foot.

In addition, in the present embodiment, when along carrying direction D2 observation, resilient snubber 134 is and bearing structure 132 Supporting element 132a overlapping.That is, resilient snubber 134 is the top within the scope of supporting element 132a rather than is located at Other than supporting element 132a range, the configuration space in box body 110 can be so saved.

In the present embodiment, the supporting element 132a of bearing structure 132 has fluting 132a1, and fluting 132a1 is elastic to being located at Bolster 134, and the lower end of the butting section 134b of resilient snubber 134 is located in fluting 132a1, so may make elastic buffer Do not having gap on carrying direction D2 between the butting section 134b and supporting element 132a of part 134, to avoid thinner thickness Tablet 50 is unexpected to be interposed therebetween.

It refer again to Fig. 3 and Fig. 4, each supporting element 132a of the present embodiment includes two the first ribs R1, one second A ribs R2 and support tongue piece T.Supporting element 132a is configured in order along carrying direction D2 so that these edges the first ribs R1 Carrying direction D2 is alternatively arranged, thus can be respectively contained in multi-disc tablet 50 on corresponding two first ribs R1 and by it Support.

The two first ribs R1 of each supporting element 132a are respectively correspondingly arranged or are formed in box body 110 (being illustrated in Fig. 2) Opposite two sidewalls inside and be suitable for supporting the opposite two edges of a piece of tablet 50 respectively.

Second ribs R2 is adjacent to rear end 130b and resilient snubber 134 and its opposite end is connected to two first Ribs R1, two resilient snubbers 134 are located on the second ribs R2 the neighbouring opposite two ends.Tongue piece T is supported to connect It is connected to the second ribs R2 and prolongs in the same direction toward the opening 110a (being illustrated in Fig. 2) of box body 110 with two first ribs R1 It stretches.

Second ribs R2 is suitable for support tablet 50 close to the edge of the 132 rear end side 130b of bearing structure, and supports tongue Position of the piece T to support the center of tablet 50, the central part to avoid tablet 50 are affected by gravity due to a lack of support, Lead to its sagging, deformation.

In the present embodiment, bearing assembly 130 further includes multiple connecting pieces 136, and connecting piece 136 prolongs along carrying direction D2 It stretches, and these supporting elements 132a is connected to connecting piece 136.That is, will can be divided each other by connecting piece 136 in assembling From supporting element 132a be first assembled into 130 mould group of bearing assembly, then the bearing assembly 130 combined is combined with box body 110.Such as This can simplify the process of manufacture and assembling.

Fig. 7 is the lid of Fig. 1 in the perspective view at another visual angle.Referring to FIG. 7, the lid 120 of the present embodiment further includes having Preceding bolster 121 corresponding with resilient snubber 134 (being illustrated in Fig. 3), to be provided by front tablet 50 (being illustrated in Fig. 3) More bufferings.

Fig. 8 is the partial component perspective view of the toter of another embodiment of the utility model.Fig. 9 is the carrying group of Fig. 8 The perspective view of part.Figure 10 is the top view of the bearing assembly of Fig. 9.

Fig. 8 is different in embodiment illustrated in fig. 10, and the bearing structure 132 ' of bearing assembly 130 ' includes two plate bodys 132c, two plate body 132c are located at the inside of the opposite two sidewalls of box body 110, and each plate body 132c has along carrying direction D2 Successively it is spaced multiple ribs R ' of configuration.

These ribs R ' corresponds to each other ground setting or is formed on two plate body 132c, opposite two on two plate body 132c Stake rib R ' is suitable for support tablet 50 respectively and is respectively adjacent in the opposite sides edge of 110 two sidewalls of box body.

Two resilient snubbers 134 ' be respectively arranged on two plate body 132c neighbouring 132 rear end 130b of bearing structure and with each The corresponding position stake rib R '.Although the resilient snubber 134 ' of the present embodiment is using arcuation elastic slice as example, rather than such as aforementioned reality The serpentine shape used in example is applied, but its mode of action is all buffering to be provided by elastic deformability, therefore repeat no more in this. And in other embodiments, resilient snubber can also be other suitable shapes, and the utility model limits not to this.

In conclusion the bearing assembly of the toter of the utility model is additionally arranged resilient snubber, to tablet It is buffered.Whereby, it even if the space that fastening assembly can be arranged at the lid of toter is limited, remains to through bearing assembly Resilient snubber is effectively held and is buffered to tablet.

Although the utility model is disclosed as above with embodiment, so it is not intended to limit the utility model, any affiliated Those skilled in the art, without departing from the spirit and scope of the utility model, when can make a little change and retouching, Therefore the protection scope of the utility model is subject to the range defined depending on claim.

Claims (34)

1. a kind of toter, which is characterized in that suitable for accommodating an at least tablet and including:

Box body has opening, and defines perpendicular to the opening and towards the moving direction of the tray interior；

Lid, the lid are suitable for moving along the moving direction and covering the opening；And

Bearing assembly, is configured in the box body and including bearing structure and an at least resilient snubber, wherein carrying knot Structure defines the carrying direction perpendicular to the moving direction, and the bearing structure has opposite front end and rear end, before described Adjacent to the opening, the resilient snubber is configured in the bearing structure and defines perpendicular to the carrying direction at end Direction is buffered, and the angle of the buffering direction and the moving direction is greater than 90 degree, is less than or equal to 180 degree.

2. toter as described in claim 1, which is characterized in that the resilient snubber is located at the rear end.

3. toter as described in claim 1, which is characterized in that the resilient snubber includes elastic portion and butting section, The elastic portion is connected between the bearing structure and the butting section.

4. toter as claimed in claim 3, which is characterized in that the elastic portion is serpentine shape structure.

5. toter as claimed in claim 3, which is characterized in that thickness of the butting section along the carrying direction is greater than Thickness of the elastic portion along the carrying direction.

6. toter as described in claim 1, which is characterized in that the resilient snubber the loading side upwards and institute State bearing structure overlapping.

7. toter as described in claim 1, which is characterized in that the resilient snubber is connected to described in one piece Bearing structure.

8. toter as described in claim 1, which is characterized in that the bearing structure is described to open at least one fluting To the resilient snubber is located at, the resilient snubber part is located in the fluting slot.

9. toter as described in claim 1, which is characterized in that the bearing structure includes an at least supporting element, described Supporting element includes two first ribs, and two first ribs respectively correspond setting or opposite two for being formed in the box body The inside of side wall.

10. toter as claimed in claim 9, which is characterized in that the supporting element further includes adjacent to the rear end Second ribs, the opposite end of second ribs are connected to two first ribs.

11. toter as claimed in claim 10, which is characterized in that the bearing assembly includes two elastic buffers Part, two resilient snubbers are located in second ribs neighbouring opposite two ends.

12. toter as claimed in claim 10, which is characterized in that the supporting element further includes support tongue piece, the branch Support tongue piece is connected to second ribs and extends toward the opening.

13. toter as claimed in claim 9, which is characterized in that the bearing structure has multiple supporting elements, institute Multiple supporting elements are stated to be configured in order along the carrying direction so that the multiple first ribs are arranged along the carrying direction interval Column.

14. toter as claimed in claim 13, which is characterized in that the bearing assembly further includes at least one set of fitting, The connecting piece extends along the carrying direction, and the multiple supporting element is connected to the connecting piece.

15. toter as described in claim 1, which is characterized in that the bearing structure includes two plate bodys, two plate body It is located at the inside of the opposite two sidewalls of the box body, each plate body has an at least ribs, multiple supports Rib corresponds to each other ground setting or is formed on two plate body.

16. toter as claimed in claim 15, which is characterized in that the bearing assembly includes that at least two elasticity are slow Stamping, two resilient snubbers are respectively arranged on two plate body neighbouring rear end and corresponding with each ribs Place.

17. toter as claimed in claim 15, which is characterized in that each plate body has multiple ribs, institute It states multiple ribs and is successively spaced configuration along the carrying direction.

18. toter as described in claim 1, which is characterized in that the lid further includes having and the resilient snubber Corresponding preceding bolster.

19. a kind of bearing assembly, which is characterized in that suitable for carrying an at least tablet in toter and including:

Bearing structure defines carrying direction；And

An at least resilient snubber is configured in the bearing structure and defines the buffering direction perpendicular to the carrying direction.

20. bearing assembly as claimed in claim 19, which is characterized in that the resilient snubber include elastic portion and against Portion, the elastic portion are connected between the bearing structure and the butting section.

21. bearing assembly as claimed in claim 20, which is characterized in that the elastic portion is serpentine shape structure.

22. bearing assembly as claimed in claim 20, which is characterized in that thickness of the butting section along the carrying direction is big In the elastic portion along the thickness in the carrying direction.

23. bearing assembly as claimed in claim 19, which is characterized in that the resilient snubber the loading side upwards with The bearing structure overlapping.

24. bearing assembly as claimed in claim 19, which is characterized in that the resilient snubber is connected to institute in one piece State bearing structure.

25. bearing assembly as claimed in claim 19, which is characterized in that the bearing structure is described at least one fluting To the resilient snubber is located at, the resilient snubber part is located in the fluting fluting.

26. bearing assembly as claimed in claim 19, which is characterized in that the bearing structure includes an at least supporting element, institute Stating supporting element includes two first ribs, and it is two opposite to be correspondingly arranged or be formed in the bearing structure for two first ribs Side.

27. bearing assembly as claimed in claim 26, which is characterized in that the supporting element further includes slow adjacent to the elasticity Second ribs of stamping, the opposite end of second ribs are connected to two first ribs.

28. bearing assembly as claimed in claim 27, which is characterized in that the bearing assembly includes two elastic buffers Part, two resilient snubbers are located in second ribs neighbouring opposite two ends.

29. bearing assembly as claimed in claim 27, which is characterized in that the supporting element further includes support tongue piece, the branch Support tongue piece is connected to second ribs and extends in the same direction with two first ribs.

30. bearing assembly as claimed in claim 26, which is characterized in that the bearing structure has multiple supporting elements, The multiple supporting element is configured in order along the carrying direction so that the multiple first ribs are along the carrying direction interval Arrangement.

31. bearing assembly as claimed in claim 30, which is characterized in that it further include at least one set of fitting, the connecting piece edge The carrying direction extends, and the multiple supporting element is connected to the connecting piece.

32. bearing assembly as claimed in claim 19, which is characterized in that the bearing structure includes two plate bodys, each plate Body has an at least ribs, and multiple ribs correspond to each other ground setting or are formed on two plate body.

33. bearing assembly as claimed in claim 32, which is characterized in that the bearing assembly includes that at least two elasticity are slow Stamping, two resilient snubbers are respectively arranged at two plate body.

34. bearing assembly as claimed in claim 32, which is characterized in that each plate body has multiple ribs, institute It states multiple ribs and is successively spaced configuration along the carrying direction.