CN212912811U - Lid assembly and have its cooking utensil - Google Patents

Abstract

The utility model provides a lid subassembly and have its cooking utensil, this lid subassembly includes: a face cover; the metal cover is positioned below the surface cover; the cover opening handle is arranged on the surface cover in a turnover manner; the transmission assembly is arranged between the surface cover and the metal cover, the cover opening handle is in driving connection with the first end of the transmission assembly, and the second end of the transmission assembly is in driving connection with the metal cover so as to drive the metal cover to rotate relative to the surface cover; and the buffer piece is arranged on the cover opening handle and/or the surface cover and is positioned between the cover opening handle and the surface cover. Through the technical scheme provided by the application, the problem that the cover is not convenient to open and close in the related technology can be solved.

Description

Lid assembly and have its cooking utensil

Technical Field

The utility model relates to a cooking utensil technical field particularly, relates to a lid subassembly and have its cooking utensil.

Background

Generally, an electric pressure cooker includes a pot body and a cover assembly, and the cover assembly is rotatably disposed on the pot body. Specifically, the cover opening handle is arranged on the cover body assembly, and a user rotates the cover opening handle with a hand to enable the cover body assembly to rotate relative to the pot body so as to enable the cover body assembly to be buckled with or separated from the pot body.

However, in the related art, the rotation axis of the lid opening handle is parallel to or coincides with the axis of the lid body assembly, and a user needs to hold the lid opening handle by hand in its entirety and then rotate the lid opening handle with force, which is laborious to rotate, and causes inconvenience in opening and closing the lid. Therefore, the related art has a problem that it is inconvenient to open and close the cover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lid subassembly and have its cooking utensil to solve the problem of the not convenient for open and shut lid among the correlation technique.

According to the utility model discloses an aspect provides a lid subassembly, and lid subassembly includes: a face cover; the metal cover is positioned below the surface cover; the cover opening handle is arranged on the surface cover in a turnover manner; the transmission assembly is arranged between the surface cover and the metal cover, the cover opening handle is in driving connection with the first end of the transmission assembly, and the second end of the transmission assembly is in driving connection with the metal cover so as to drive the metal cover to rotate relative to the surface cover; and the buffer piece is arranged on the cover opening handle and/or the surface cover and is positioned between the cover opening handle and the surface cover.

Use the technical scheme of the utility model, this lid subassembly is including face lid, metal covering, the handle of uncapping, drive assembly and bolster. Set up on the face covers through will uncapping the handle with can overturning, utilize drive assembly to uncap the handle and be connected with the metal covering drive, when the lid is opened and shut to needs, the user only needs to mention the one end of the handle of uncapping, makes its relative face lid upset, can utilize drive assembly drive metal covering to cover relatively and rotate, compare in the handle whole gripping of uncapping then rotate the mode of uncapping of the handle of uncapping hard, its operation is more convenient laborsaving, the user's of being convenient for operation of uncapping. And, through set up the bolster between handle and the face lid of uncapping, cover the bolster setting on the handle and/or the face is covered with uncapping, under the condition that the handle upset that will uncap gets back to the face and cover, uncap handle accessible bolster and face lid contact, so can avoid uncap handle direct and face lid contact, can reduce or eliminate the noise that uncap handle produced when falling back.

Further, the bolster includes the flexblepad, and the flexblepad setting is on the face lid, and the handle of uncapping has initial position and the position of uncapping after the upset, uncaps the handle and is located under the condition of initial position and contact with the flexblepad. When the uncovering handle falls back to the initial position from the uncovering position, the uncovering handle can be in contact with the surface cover through the flexible pad, so that noise generated when the uncovering handle is reset is reduced or eliminated.

Further, one side of the cover opening handle facing the surface cover is provided with a contact boss, and the contact boss and the flexible pad are correspondingly arranged. Through setting up the contact boss, when uncapping the handle and falling to initial position by uncapping the position, uncap the contact boss on the handle can at first with the face flexible pad contact on covering to the realization is fallen and is fallen the noise.

Further, the contact boss has an arc structure towards one end of the flexible pad, so that the noise reduction effect can be further improved.

Further, the interval is provided with a plurality of flexpads on the face covers, and the interval is provided with a plurality of contact bosss on the handle of uncapping, and a plurality of flexpads set up with a plurality of contact boss one-to-ones, so can utilize a plurality of flexpads and a plurality of contact bosss to cushion simultaneously and support the handle of uncapping, stability when can guarantee the handle of uncapping and turn over initial position.

Further, the face lid includes first lid and second lid, and first lid setting is in the top of second lid, and the handle setting of uncapping is on first lid, and the bolster setting is uncapped between handle and first lid. Through covering the face and setting up to first lid and second lid, be convenient for assemble transmission assembly, and the space between first lid and the second lid can provide the assembly space for transmission assembly and other electrical components for electrical components can not expose in the face and cover.

Further, the face lid still includes the fastener, and first covering is provided with the mounting hole, and the fastener is worn to establish in the mounting hole and is connected first lid and second lid, and the bolster setting is in the mounting hole and be located the top of fastener. On the basis that the fastener is utilized to connect the first cover and the second cover, the mounting hole can provide mounting space for the buffer piece, the buffer piece is prevented from being exposed, the buffer piece can also seal the mounting hole in a plugging manner, and impurities are prevented from entering the mounting hole to damage the fastener.

Further, the mounting hole is the shoulder hole, and the shoulder hole includes first hole section and is located the second hole section of first hole section below, and the diameter of second hole section is less than the diameter of first hole section, and the bolster is located first hole section, and the fastener is located second hole section. Through setting up the mounting hole into the shoulder hole, be convenient for assemble the bolster on utilizing the fastener to carry out the basis of connecting first lid and second lid, the diapire in first hole section can carry on spacingly to the bolster, avoids the condition that excessive pressure equipment appears in the bolster.

Furthermore, the buffer piece is provided with an accommodating concave part, one end of the fastener, close to the buffer piece, is positioned in the accommodating concave part, and the fastener can be accommodated by the accommodating concave part, so that the integration level of the cover body assembly can be improved.

According to another aspect of the utility model, a cooking utensil is provided, including the lid subassembly, the lid subassembly is the above-mentioned lid subassembly that provides. Through setting up lid subassembly into utilizing convertible handle and the drive assembly matched with mode of uncapping to drive the metal covering, its operation is more convenient laborsaving, and the user's of being convenient for operation of opening and shutting the lid. Through setting up the bolster, can reduce or eliminate the noise that the handle that uncaps produced when falling back.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows an exploded view of a cover assembly provided by an embodiment of the present invention;

fig. 2 is a schematic structural diagram illustrating a cover assembly according to an embodiment of the present invention;

FIG. 3 shows a partial enlarged view at A in FIG. 2;

fig. 4 shows a schematic structural view of the first cover in fig. 1;

FIG. 5 shows a schematic structural view of the slider of FIG. 1;

FIG. 6 shows a schematic structural view of the oscillating piece of FIG. 1;

fig. 7 is a schematic view showing a structure of the door release handle of fig. 1;

fig. 8 is a schematic view of a lid opening handle of a lid assembly in an initial position according to an embodiment of the present invention;

fig. 9 is a schematic view of a lid opening handle of a lid assembly in a lid opening position according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a cooking appliance provided by an embodiment of the present invention;

fig. 11 shows an exploded view of a cooking appliance provided by an embodiment of the present invention;

fig. 12 is a cross-sectional view of a cooking appliance according to an embodiment of the present invention;

fig. 13 shows a partial enlarged view at B in fig. 12.

Wherein the figures include the following reference numerals:

110. a face cover; 111. a first cover; 1113. a fastener; 1114. mounting holes; 11141. a first bore section; 11142. a second bore section; 112. a second cover; 114. a connecting cover;

120. a metal cover;

180. opening a cover handle; 181. a handle body; 182. a rotating shaft; 183. an eccentric portion; 184. contacting the boss;

190. a transmission assembly; 191. a slider; 192. a swinging member;

230. a buffer member; 231. a flexible pad; 232. an accommodation recess.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 9, an embodiment of the present invention provides a cover assembly, which includes a surface cover 110, a metal cover 120, a cover opening handle 180, a transmission assembly 190 and a buffer member 230. The metal cover 120 is located below the face cover 110, the cover opening handle 180 is arranged on the face cover 110 in a turnover mode, the transmission component 190 is arranged between the face cover 110 and the metal cover 120, the cover opening handle 180 is in driving connection with a first end of the transmission component 190, a second end of the transmission component 190 is in driving connection with the metal cover 120, and when the cover opening handle 180 is turned over, the cover opening handle 180 can drive the metal cover 120 to rotate relative to the face cover 110 through the transmission component 190, so that corresponding cover opening and closing operations are achieved. In the present embodiment, the buffer 230 is provided on the door opening handle 180 between the door opening handle 180 and the face cover 110. The buffer 230 includes, but is not limited to, a flexible member and a spring.

Use the lid body group spare that this embodiment provided, set up on face lid 110 through will uncapping handle 180 can overturn, then utilize transmission assembly 190 and metal covering 120 drive connection, when the lid is opened and shut to needs, the user only needs to mention the one end of uncapping handle 180, make its relative face lid 110 upset, can utilize transmission assembly 190 drive metal covering 120 relative face lid 110 to rotate, compare in the mode of uncapping that will uncap handle whole gripping then rotate the handle of uncapping hard, it operates more convenient laborsaving, be convenient for user's the operation of uncapping. And, through setting up bolster 230 on uncapping handle 180, under the condition on the face lid 110 is got back to uncapping handle 180 upset, uncapping handle 180 can at first contact with face lid 110 through bolster 230, so can avoid uncapping handle 180 direct and face lid 110 contact to the noise that produces when can reducing or eliminating uncapping handle 180 and fall back, and then can promote user's use and experience.

In an embodiment not shown in the figures, the buffer member may be further provided on the face cover, and in the case of turning the cover-opening handle back on the face cover, the cover-opening handle may also be in contact with the face cover through the buffer member; or, all set up the bolster on handle and the face lid uncaps, and the bolster on handle and the face lid uncaps can set up relatively, also can crisscross the setting, as long as satisfy will uncap the handle upset get back to the face under the circumstances of covering, the handle of uncapping at first through the bolster with the face lid contact can.

As shown in fig. 2, the buffer member 230 includes a flexible pad 231, such as a silicone pad, the flexible pad 231 is disposed on the face cover 110, the open-cover handle 180 has an initial position and an inverted open-cover position, and the open-cover handle 180 contacts the flexible pad 231 with the initial position. With the above structure, when the lid opening handle 180 falls back from the lid opening position to the initial position, the lid opening handle 180 can contact the face cover 110 through the flexible pad 231 to reduce or eliminate the noise when the lid opening handle 180 is reset.

As shown in fig. 2 and 3, a side of the lid opening handle 180 facing the face cover 110 is provided with a contact projection 184, and the contact projection 184 is disposed corresponding to the flexible pad 231. By providing the contact boss 184, when the lid opening handle 180 falls back from the lid opening position to the initial position, the contact boss 184 on the lid opening handle 180 may first contact the flexible pad 231 on the face cover 110 to reduce noise. In the present embodiment, the top surface of the flexible pad 231 is flush with the upper surface of the surface cover 110, so that the flatness of the upper surface of the surface cover 110 can be ensured, and the flexible pad 231 can be prevented from interfering with other operations performed by the user. In other embodiments, by disposing the top surface of the flexible pad 231 to protrude from the upper surface of the face cover 110, it is possible to ensure that the open-cover handle 180 is in contact with the face cover 110 through the flexible pad 231 without providing the contact boss 184 on the open-cover handle 180.

To further enhance the noise reduction effect, the end of the contact boss 184 facing the compliant pad 231 has an arc-shaped configuration. Meanwhile, the arc-shaped structure has smooth surface, and the flexible pad 231 is not easy to damage. In the present embodiment, the contact boss 184 has a cylindrical structure, and an arc-shaped transition surface is disposed between an end surface of the contact boss 184 facing the compliant pad 231 and a side wall of the contact boss 184. In other embodiments, the contact boss may be provided in a hemisphere or a prism, etc., as long as it is ensured that the door-opening handle 180 first contacts the flexible pad 231.

In this embodiment, a plurality of flexible pads 231 are arranged on the face cover 110 at intervals, a plurality of contact bosses 184 are arranged on the cover opening handle 180 at intervals, the plurality of flexible pads 231 and the plurality of contact bosses 184 are arranged in a one-to-one correspondence manner, so that the cover opening handle 180 can be buffered and supported by the plurality of flexible pads 231 and the plurality of contact bosses 184, and the stability of the cover opening handle 180 in turning back to the initial position can be ensured. Here, the buffer member is not limited to the plurality of independently disposed flexible pads 231. In other implementations, a layer of flexible pad may be wrapped on the bottom surface of the lid-opening handle 180 facing the lid 110, or may be laid flat on the lid 110 at a position corresponding to the lid-opening handle 180.

As shown in fig. 1 and 4, the face cover 110 includes a first cover 111 and a second cover 112, the first cover 111 is disposed above the second cover 112, the open-cover handle 180 is disposed on the first cover 111, and the buffer 230 is disposed between the open-cover handle 180 and the first cover 111. By arranging the face cover 110 as the first cover 111 and the second cover 112, the assembly of the driving assembly 190 is facilitated, and the space between the first cover 111 and the second cover 112 can provide an assembly space for the driving assembly 190 and other electrical components, so that the electrical components are not exposed to the face cover 110.

As shown in fig. 1, 4 and 13, the face cover 110 further includes a fastener 1113, the first cover 111 is provided with a mounting hole 1114, the fastener 1113 is inserted into the mounting hole 1114 and connects the first cover 111 and the second cover 112, and the buffer 230 is disposed in the mounting hole 1114 and above the fastener 1113. With the structure, on the basis that the first cover 111 and the second cover 112 are connected by the fastener 1113, the mounting hole 1114 can provide a mounting space for the buffer 230, so that the buffer 230 is prevented from being exposed, the mounting hole 1114 can be sealed by the buffer 230, and impurities are prevented from entering the mounting hole 1114 and damaging the fastener 1113.

Specifically, the mounting hole 1114 is a stepped hole including a first hole segment 11141 and a second hole segment 11142 located below the first hole segment 11141, the second hole segment 11142 having a diameter smaller than a diameter of the first hole segment 11141, the buffer 230 located within the first hole segment 11141, and the fastener 1113 located within the second hole segment 11142. Through setting up mounting hole 1114 as the shoulder hole, be convenient for assemble bolster 230 on utilizing fastener 1113 to connect first lid 111 and second lid 112 the basis, the diapire of first hole section 11141 can carry on spacingly to bolster 230, avoids the condition that excessive pressure equipment appears in bolster 230. In this embodiment, the fastener 1113 is a screw.

As shown in fig. 13, the buffer 230 has an accommodating recess 232, and one end of the fastener 1113 close to the buffer 230 is located in the accommodating recess 232, so that the fastener 1113 can be accommodated by the accommodating recess 232, and the integration of the cover assembly can be improved. Specifically, the receiving recess 232 is a counterbore.

The material of the buffer 230 includes, but is not limited to, silicone rubber and rubber.

As shown in fig. 1, the face cover 110 further includes a connection cover 114, the connection cover 114 is disposed on the first cover 111, the cover-opening handle 180 is limited between the connection cover 114 and the first cover 111, and the connection cover 114 is connected to the second cover 112.

As shown in fig. 5 and 6, the driving assembly 190 includes a sliding member 191 and a swinging member 192, the sliding member 191 is slidably disposed on the face cover 110, and the swinging member 192 is swingably disposed between the face cover 110 and the metal cover 120. The lid opening handle 180 is drivingly connected to the slider 191, the first end of the swinging member 192 is driven by the slider 191, and the second end of the swinging member 192 is drivingly connected to the metal lid 120. With the above structure, by turning over the lid opening handle 180, the lid opening handle 180 drives the sliding member 191 to slide on the surface cover 110, and the swinging member 192 swings between the surface cover 110 and the metal cover 120 under the driving of the sliding member 191, and since the second end of the swinging member 192 is drivingly connected to the metal cover 120, the swinging member 192 drives the metal cover 120 to rotate relative to the surface cover 110.

As shown in fig. 7, the door opening handle 180 includes a handle body 181, a rotation shaft 182, and an eccentric portion 183, the rotation shaft 182 is disposed on the handle body 181 and is hinged to the cover 110, and the eccentric portion 183 is disposed on the rotation shaft 182 and is drivingly connected to the driving assembly 190. Through set up eccentric part 183 on rotation axis 182, when the handle 180 is uncapped in the upset, eccentric part 183 can use rotation axis 182 to rotate as the center of rotation simultaneously to can utilize eccentric part 183 to drive transmission assembly 190 and remove, and then realize opening and shutting and cover the operation. Specifically, eccentric 183 is drivingly connected to slider 191.

As shown in fig. 8 and 9, in the case where the open-cover handle 180 is turned back on the lid 110, the open-cover handle 180 is located at the initial position. When the lid opening handle 180 is turned between the initial position and the lid opening position, the lid opening handle 180 drives the metal lid 120 to rotate relative to the face lid 110, so as to perform the lid opening and closing operation.

As shown in fig. 10 to 13, another embodiment of the present invention provides a cooking appliance including a cover assembly, which is the above-mentioned cover assembly. Through setting up lid subassembly into utilizing convertible uncap handle 180 and transmission assembly 190 matched with mode to drive metal cover 120, compare in the whole mode of uncapping of grasping the handle of uncapping then rotating the uncap handle hard, its operation is more convenient laborsaving, the user's of being convenient for operation of opening and shutting the lid. By providing the buffer member 230, noise generated when the door-opening handle 180 falls back can be reduced or eliminated.

Above-mentioned cooking utensil still includes base and container, and the container setting is on the base, and lid subassembly lid is established on the container. In order to meet the requirement of safety, the metal cover of the cover body assembly is provided with a cover tooth, and the container is provided with a pot tooth matched with the cover tooth. When the cover teeth are positioned below the pot teeth, the cover body assembly and the container are mutually locked.

The cover assembly may be mated, such as a snap fit or a hinge fit, to the rear portion of the base. The cover assembly may be positioned such that the cover portion of the cover assembly remains stationary and the metal cover rotates relative to the cover. When the cover teeth of the metal cover and the pot teeth of the container are staggered, the cover body assembly can be taken down from the base or turned over and opened relative to the base, and then the cover is opened.

Wherein, the cooking utensil is an electric pressure cooker, and can also be an electric cooker, a low-pressure rice cooker, a soybean milk machine, a food processor, an electric stewpan and the like.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A cover assembly, comprising:

a face cover (110);

a metal cover (120), the metal cover (120) being located below the face cover (110);

the cover opening handle (180) is arranged on the face cover (110) in a turnover mode;

the transmission assembly (190) is arranged between the surface cover (110) and the metal cover (120), the cover opening handle (180) is in driving connection with a first end of the transmission assembly (190), and a second end of the transmission assembly (190) is in driving connection with the metal cover (120) so as to drive the metal cover (120) to rotate relative to the surface cover (110);

a buffer member (230) disposed on the open-cover handle (180) and/or the face cover (110) and between the open-cover handle (180) and the face cover (110).

2. The cover assembly of claim 1, wherein the buffer member (230) includes a flexible pad (231), the flexible pad (231) being disposed on the face cover (110), the lid opening handle (180) having an initial position and a flipped lid opening position, the lid opening handle (180) being in contact with the flexible pad (231) in the initial position.

3. The cover assembly according to claim 2, wherein a side of the open cover handle (180) facing the face cover (110) is provided with a contact boss (184), and the contact boss (184) is disposed corresponding to the flexible pad (231).

4. The cover assembly of claim 3, wherein an end of the contact boss (184) facing the flexible pad (231) has an arc-shaped configuration.

5. The cover assembly of claim 3, wherein a plurality of the flexible pads (231) are spaced apart from each other on the face cover (110), a plurality of the contact bosses (184) are spaced apart from each other on the open-cover handle (180), and a plurality of the flexible pads (231) and a plurality of the contact bosses (184) are disposed in one-to-one correspondence.

6. The cover assembly of claim 1, wherein the face cover (110) comprises a first cover (111) and a second cover (112), the first cover (111) being disposed over the second cover (112), the open cover handle (180) being disposed on the first cover (111), and the buffer (230) being disposed between the open cover handle (180) and the first cover (111).

7. The cover assembly of claim 6, wherein the face cover (110) further comprises a fastening member (1113), the first cover (111) is provided with a mounting hole (1114), the fastening member (1113) is inserted into the mounting hole (1114) and connects the first cover (111) and the second cover (112), and the buffer member (230) is disposed in the mounting hole (1114) and above the fastening member (1113).

8. The cover assembly of claim 7, wherein the mounting hole (1114) is a stepped hole comprising a first hole segment (11141) and a second hole segment (11142) below the first hole segment (11141), the second hole segment (11142) having a diameter smaller than a diameter of the first hole segment (11141), the dampener (230) being located within the first hole segment (11141), and the fastener (1113) being located within the second hole segment (11142).

9. The cover assembly of claim 7, wherein the bumper (230) has a receiving recess (232), and an end of the fastener (1113) proximate to the bumper (230) is located within the receiving recess (232).

10. A cooking appliance comprising a lid assembly, wherein the lid assembly is as claimed in any one of claims 1 to 9.

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