KR102335599B1 - Cooking vessel having detachable handle with fixing wedge - Google Patents

Abstract

The present invention relates to a cooking container having a detachable handle with a fixing wedge, and more specifically, to a cooking container having a detachable handle with a fixing wedge, comprising: a container body provided with a food accommodating space; a handle coupling unit installed on a side of the container body; a handle detachably coupled to the handle coupling unit; a locking member blocking separation of the handle; a wedge member suppressing shaking of the handle and controlling operation of the locking member; and a trigger member automatically operating the wedge member when an insertion support unit of the handle is inserted into the handle coupling unit.

Description

Cooking vessel having detachable handle with fixing wedge

The present invention relates to a handle-removable cooking container, and to be more specific, a container body having a food receiving space, a handle coupling part installed on a side surface of the container body, and the handle coupling part detachably coupled to each other. The handle and the locking member for blocking separation of the handle, the wedge member for suppressing the shaking of the handle and controlling the operation of the locking member, and the wedge member automatically when the insertion support of the handle is inserted into the handle coupling portion It relates to a handle detachable cooking vessel having a fixed wedge, which is configured to include a trigger member to operate.

In general, a cooking container such as a pot or a frying pan has a handle attached to one side of a container body for accommodating food. Such a handle often causes a structural obstacle when packing or storing the cooking container. Therefore, a variety of handle-separable cooking containers configured to be able to separate the handle from the container body as needed have been developed.

For example, in Patent Registration No. 10-0971872 (July 15, 2010), etc., a handle (or handle) for a cooking vessel in which tongs (or clips) to hold the rim of the container body are installed are introduced. , Registered Patent No. 10-1587937 (January 12, 2016), etc. introduce a cooking container configured to be coupled by fitting one end of the handle to a handle mounting part (or bracket) installed on one side of the container body.

In such a conventional handle detachable cooking container, when the handle is coupled to the container body, the handle is disposed on the side of the cooking container, it is impossible to change the coupling direction of the handle, and the handle coupled to the container body shakes during use. Distance often happens.

On the other hand, Japanese Patent Laid-Open No. 2008-212632 (September 18, 2008) has introduced a single-handed pot having a rotating handle. A handle bracket is attached to the outer circumferential surface of the pot body, and the bent support part of the handle is rotatably supported on the bracket by a connecting shaft.

Therefore, the single-handed pot is configured so that the handle may be disposed above the pot body or on the side of the pot body if necessary. However, since the handle is supported on the bracket by the connecting shaft, it is impossible to separate the handle from the pot body, and there is a high possibility that the handle will swing during use.

In order to solve these problems, the present inventor has introduced a pocket-coupled handle detachable cooking container in Patent Registration No. 10-2234222 (March 25, 2021).

The cooking container can change the coupling direction of the detachable handle to the first coupling position (S1) or the second coupling position (S2), and furthermore, a wedge member is installed in the insertion support portion of the handle, so that the handle is inserted in the handle coupling pocket. fluctuations can be suppressed.

Registered Patent No. 10-0971872 (July 15, 2010) Registered Patent No. 10-1587937 (January 12, 2016) Japanese Patent Laid-Open No. 2008-212632 (September 18, 2008) Registered Patent No. 10-2234222 (March 25, 2021)

In the pocket-coupled handle detachable cooking container of Patent Registration No. 10-2234222, the wedge member is fastened by inserting the insertion support part of the handle into the handle coupling pocket and pulling the second end of the operating member. And in order to separate the handle, the user has to push up the wedge member again. That is, there is an inconvenience in that the user has to operate different components when the handle is coupled to and separated from the handle.

The present invention was developed to improve the inconvenience of use while maintaining the advantages of the pocket-coupled handle detachable cooking container. That is, an object of the present invention is to provide a detachable handle cooking container having a new structure in which the coupling direction of the detachable handle can be changed as needed, the handle coupled to the container body does not wobble, and the coupling or separation operation of the handle is easy. .

According to the present invention, there is provided a handle detachable cooking container having a fixed wedge, comprising: a container body having a food receiving space; a handle insertion hole installed on a side surface of the container body, and a handle coupling part having an inner wall and a locking protrusion provided to face each other in the handle insertion hole; a detachable handle having an insertion support part separably and closely inserted into the handle insertion hole of the handle coupling part, and a grip part bent and extended from the insertion support part; a locking member supported by an angular movement on the insertion support portion of the handle and having a locking protrusion that is fastened to the locking jaw to block separation of the handle when the insertion support portion is inserted into the handle insertion hole; It is installed so as to move up and down on the insertion support part of the handle, and allows separation of the locking protrusion in the raised position, and suppresses the fluctuation of the insertion support part inserted into the handle insertion hole in the lowered position, while at the same time leaving the locking protrusion fastened to the locking jaw. a wedge member for suppressing; A trigger that is supported in an angular motion on the insertion support portion of the handle, blocks the wedge member from descending from the raised position, and automatically allows the wedge member to descend when the insertion support portion is inserted into the handle insertion hole. absence; It is characterized in that it comprises a.

The locking member may include: a first seesaw shaft installed on the insertion support part; a locking body supported by the first seesaw axis so as to be angularly movable; a locking protrusion that is fastened to or separated from the locking jaw of the handle coupling part according to the angular movement position of the locking body; a first spring providing elasticity in a direction in which the locking protrusion is separated from the locking jaw; It is characterized in that it comprises a.

The wedge member includes: a wedge body moving up and down along the insertion support; a second spring providing elasticity so that the wedge body descends; a push button installed so that one end thereof is exposed outside the gripping part; a connector that transmits a force so that the wedge body rises when the exposed end of the push button is pressed; a second seesaw shaft supporting the connector so as to be angularly movable; It is characterized in that it comprises a.

The trigger member includes: a trigger body supported so as to be angularly moved by the insertion support portion of the handle; a stopper for blocking or allowing the lowering of the wedge member according to the angular movement position of the trigger body; a third spring providing elasticity so that the stopper blocks the descent of the wedge member; a trigger protrusion that, when the insertion support part is inserted into the handle insertion hole, comes into contact with an inner wall of the handle insertion hole to allow the stopper to lower the wedge member; It is characterized in that it comprises a.

The handle includes a first coupling position (S1) in which the holding part is disposed obliquely above the food receiving space of the container body according to the insertion direction of the insertion support part, and the holding part is disposed on the opposite side of the container body with the handle coupling part as the center. It is characterized in that it has a second coupling position (S2).

In the handle detachable cooking container according to the present invention, since a wedge member is installed in the insertion support portion of the handle, it is possible to prevent the handle from moving or shaking minutely within the handle coupling portion.

In addition, the pocket-coupled handle detachable cooking container according to the present invention has a convenient effect because the lock member and the wedge member are automatically fastened when the insertion support part of the handle is inserted into the handle coupling part by the action of the trigger member.

In addition, the pocket coupling type handle detachable cooking container according to the present invention can change the coupling direction of the handle to the first coupling position (S1) or the second coupling position (S2) as needed, so that it is convenient to use.

1 is a perspective view of a cooking vessel according to a preferred embodiment of the present invention;
2 is a state diagram of a cooking vessel according to a preferred embodiment of the present invention;
3 is an exploded perspective view showing the coupling structure of the handle 30 and the lock member 40, the wedge member 50 and the trigger member 60 in FIG. 1;
4 is an exploded perspective view showing the configuration of the lock member 40, the wedge member 50 and the trigger member 60 in FIG. 1;
5 is a cross-sectional view showing an operating mechanism of the cooking vessel of FIG. 1 .

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. However, since the accompanying drawings illustrate preferred embodiments of the present invention, the scope of the present invention is not limited by these embodiments. In addition, even if it is a configuration essential to the present invention, a detailed description of the configuration that belongs to the conventional technology or can be easily implemented from the prior art will be omitted.

The pocket-coupled handle detachable cooking container according to the present invention is detachably coupled to the container body (10), the handle coupling part (20) installed on the side of the container body (10), and the handle coupling part (20) a handle 30 to be used, a locking member 40 that blocks or permits separation of the handle 30, and a wedge member 50 that controls the oscillation of the handle 30 and the operation of the locking member 40; , is configured to include a trigger member (60) for automatically operating the wedge member (50).

First, the container body 10 has a food accommodating space 11 as shown in FIG. 1 , and may have a shape such as a conventional frypan, a general pot, or a wok mainly used for Chinese cuisine. Although the accompanying drawings illustrate a cooking vessel in which the container body 10 has a rectangular shape, the container body 10 may have a shape such as a circle, an oval, or a polygon.

Next, the handle coupling portion 20 has a handle insertion hole 21 formed in the vertical direction on one side of the rim of the container body 10 . The handle insertion hole 21 preferably has a slot shape having inner walls 22 opposite to each other. In addition, although the structure of the handle coupling part 20 in which the bottom surface of the handle insertion hole 21 is opened is illustrated in the accompanying drawings, the bottom surface of the handle insertion hole 21 may be configured in a closed pocket shape.

Locking projections 23 are formed on the inner wall 22, respectively. When the bottom surface of the handle insertion hole 21 has an open structure, the lower jaw of the handle insertion hole 21 , that is, the bottom surface of the rim becomes the engaging projection 23 . However, when the bottom surface of the handle insertion hole 21 has a closed structure (not shown), a groove-shaped locking protrusion 23 may be formed in the middle of the inner wall 22 .

The handle 30 is composed of an insertion support part 31 separably inserted into the handle insertion hole 21 of the handle coupling part 20 and a gripping part 32 extended from the insertion support part 31 . do. The insertion support part 31 is closely inserted into the inner wall 22 of the handle insertion hole 21, and the gripping part 32 has an obtuse angle in the insertion support part 31 so that the user can conveniently hold it by hand. ) is bent.

2, the handle 30 may have a first coupling position (S1) and a second coupling position (S2) according to the insertion direction of the insertion support part (31). In the first coupling position (S1), the holding part 32 is obliquely disposed above the container body 10, that is, above the food receiving space 11. And, in the second coupling position (S2), the holding part 32 is disposed on the opposite side of the container body 10 with the handle coupling part 20 as the center, that is, on the side of the container body 10 .

When the handle 30 is coupled to the first coupling position S1, the weight of the container body 10 applied to the user's wrist when the user picks up the grip portion 32 can be significantly reduced. And, when the handle 30 is coupled to the second coupling position S2, the container body 10 can be easily manipulated by holding the grip portion 32 when cooking food.

In addition, as shown in Fig. 3, it is preferable to have a structure in which the insertion support part 31 and the grip part 32 are respectively molded separately and then coupled to each other as one body by a conventional coupling means. To this end, a coupling support part 311 is provided on the upper side of the insertion support part 31, and the gripping part 32 has a lower fixing piece ( 321) can be installed. The lower fixing piece 321 may be firmly fixedly coupled to the lower end of the gripping part 32 by a conventional fixing means, for example, a coupling screw or an uneven coupling.

In addition, a module installation hole 322 is provided at the free end of the gripping part 32 , and the function module 33 may be detachably coupled to the module installation hole 322 . The function module 33 is a collection of convenient functions that help you use the cooking utensils of the present invention more conveniently, and includes, for example, any one or more of a lighting lamp, a temperature sensor, a timer, a switch, and a battery. . The illumination lamp illuminates the food receiving space 11 of the container body 10 when the handle 30 is in the first coupling position S1. Therefore, it is convenient, for example, when cooking outdoors at night. In addition, the temperature sensor measures and displays the temperature of the food receiving space 11 , and the timer may reserve a cooking time.

Next, the locking member 40 functions to block or allow the insertion support part 31 of the handle 30 to be separated from the handle insertion hole 21. As shown in FIG. 4 , the first seesaw axis (41) and the lock body (42), it may be configured to include a locking protrusion (43) and a first spring (44). The first seesaw shaft 41 is installed in the shaft hole 312 installed on the front surface of the insertion support part 31 .

In addition, the locking body 42 is supported by the first seesaw shaft 41 with angular motion, and the locking protrusion 43 protrudes forward from the lower end of the locking body 42 . Therefore, the locking protrusion 43 advances or retreats according to the angular movement position of the lock body 42 . And when the insertion support part 31 is inserted into the handle insertion hole 21 and the locking protrusion 43 advances and is fastened to the locking jaw 23 of the handle coupling part 20, the insertion support part 31 of Separation is blocked.

In addition, the first spring 44 provides elasticity in a direction in which the locking protrusion 43 retracts, that is, in a direction away from the locking protrusion 23 . In the accompanying drawings, a coil spring installed on the opposite side of the locking protrusion 43 is illustrated as the first spring 44 , but the first spring 44 may be a torsion spring installed on the seesaw shaft 41 . . A spring seat 313 for supporting the first spring 44 may be installed on the front surface of the insertion support part 31 .

The wedge member 50 is installed so as to be liftable on the insertion support part 31 of the handle 30, and at the same time as fastening the locking protrusion 43 to the locking jaw 23, the swinging of the insertion support part 31 is prevented. has a deterrent function. According to a preferred embodiment of the present invention, the wedge member 50 includes a wedge body 51 , a second spring 52 , a push button 53 , a connector 54 , and a second seesaw shaft 55 . can be configured.

First, the wedge body 51 has a wedge structure of the upper and lower narrows that becomes thinner toward the bottom, and moves up and down along the back surface of the lock body 42 from the front of the insertion support part 31 . The insertion support part 31 is provided with a wedge movement groove 314 through which the wedge body 51 moves in the vertical direction, and the wedge body 51 has a first seesaw axis ( 41), a seesaw axis accommodating groove 511 may be installed.

Next, the second spring 52 provides elasticity so that the wedge body 51 descends. A spring support 521 for supporting the second spring 52 may be installed in the insertion support part 31 . When the wedge body 51 is lowered by the second spring 52 , the wedge body 51 pushes the back side of the lock member 40 to advance the locking protrusion 43 forward.

And when the wedge member 50 descends in a state in which the insertion support part 31 is inserted into the handle insertion hole 21, the locking protrusion 43 advances to the locking jaw 23 of the handle coupling part 20. It is fastened, and the wedge body 51 is closely inserted between the inner wall 22 of the handle insertion hole 21 and the insertion support part 31 . Therefore, the wedge body 51 suppresses the separation of the locking protrusion 43 fastened to the locking jaw 23 and at the same time suppresses the fluctuation of the insertion support part 31 . At this time, when a gap occurs between the inner wall 22 and the insertion support part 31, the second spring 52 pushes the wedge body 51 deeper and deeper into the gap between the handle insertion hole 21. The shaking of the handle 10 can be firmly suppressed.

The upper end of the push button 53 is exposed outside the gripping portion 32 in a state where the lower end is accommodated in the coupling support portion 311 of the insertion support portion 31 . A button accommodating part 315 for accommodating the push button 53 may be installed in the coupling support part 311 . The connector 54 connects the lower end of the push button 53 and the upper end of the wedge body 51 to each other, and the second seesaw shaft 55 supports the connector 54 to be angularly movable. So, when the push button 53 is pressed, the wedge body 51 overcomes the elasticity of the second spring 52 and rises by the action of the connector 54 and the second seesaw shaft 55 .

Finally, the trigger member 60 is angularly supported by the insertion support part 31 of the handle 30 , and functions to block or allow the descent of the wedge member 50 . That is, the trigger member 60 blocks the lowering of the wedge member 50 when the wedge member 50 is in the raised position, and when the insertion support part 31 is inserted into the handle insertion hole 21, automatically the wedge member ( 50) to allow descent.

The trigger member 60 may specifically include a trigger body 61 , a stopper 62 , a third spring 63 , and a trigger protrusion 64 . First, the trigger body 61 is supported so as to be angularly movable by the first seesaw shaft 41 supporting the locking member 40, and the stopper 62 interferes with the wedge member 50. 61) is projected on the upper side. In the present invention, in addition to the first seesaw shaft 41, a seesaw shaft (not shown in the drawing) supporting only the trigger body 61 may be installed separately.

Therefore, the stopper 62 advances or retreats according to the angular movement direction of the trigger body 61 to allow or block the lowering of the wedge member 50 . To this end, a descending step 56 to which the stopper 62 is fastened or separated may be installed in the wedge member 50 . The third spring 63 provides elasticity in a direction in which the stopper 62 is fastened to the descending step 56 to block the descent of the wedge member 50 .

Finally, the trigger protrusion 64 protrudes forward from the lower end of the trigger body 61 . So, when the insertion support part 31 is inserted into the handle insertion hole 21, the trigger protrusion 64 is pushed back by the inner wall 22 of the handle insertion hole 21, and at the same time, the stopper 62 is It overcomes the elasticity of the third spring 63 and advances. Accordingly, while the stopper 62 is separated from the descending step 56 , the lowering of the wedge member 50 is allowed.

In FIG. 3, an unexplained reference numeral '316' denotes an 'insertion limiting jaw' that restricts the insertion of the insertion support unit 31 . With the insertion limiting jaw 316 as a boundary, the upper part is accommodated in the holding part 32 , and the lower part is inserted into the handle insertion hole 21 . And the unexplained code '323' is a 'button exposure hole' through which the push button 53 of the wedge member 50 is exposed.

Hereinafter, an operating mechanism of the handle detachable cooking container according to the present invention will be described. Attached Figure 5 (A) shows a state in which the handle 30 is separated from the handle coupling portion (20). In this state, the wedge body 51 of the wedge member 50 is in the raised position, the stopper 62 of the trigger member 60 is fastened to the lowering step 56, and the push button 53 is the exposed end. is in a depressed state, that is, in a descended state. In addition, the trigger member 60 has a trigger protrusion 64 protruding forward by the elasticity of the third spring 63 , and the locking member 40 has a locking protrusion 43 due to the elasticity of the first spring 44 . ) is in a retracted state. For reference, the locking member 40 is not seen in FIG. 5A .

When the insertion support part 31 is inserted into the handle insertion hole 21 of the handle coupling part 20 in this state, the trigger protrusion 64 is inserted into the inner wall of the handle insertion hole 21 as shown in FIG. 5B. The stopper 62 fastened to the descending step 56 of the wedge member 50 is released while being pressed in by the wedge member 50 , and the lowering of the wedge body 51 is allowed. At the same time, the wedge body 51 descends by the elasticity of the second spring 52 .

5(C) shows a state in which the wedge body 51 is in the lowered position, and the wedge body 51 advances the locking protrusion 43 of the locking member 40 so that the locking protrusion 43 is It is fastened to the clasp 23 of the handle coupling part 20 . And, the wedge body 51 is firmly adhered between the inner wall 22 of the handle insertion hole 21 and the insertion support part 31 by the elasticity of the second spring 52 . Therefore, the separation of the handle 30 is blocked until the wedge body 51 rises again, and at the same time, the fluctuation of the insertion support part 31 in the handle insertion hole 21 is suppressed.

On the other hand, in order to separate the handle 30, the push button 53 of the wedge member 50 is pressed in the state of FIG. 5 (C). In this way, the wedge body 51 rises as shown in FIG. 5B by the action of the connector 54 and the second seesaw shaft 55 . When the wedge body 51 rises and the descending barrier 56 reaches the position of the stopper 62 , the stopper 62 is fastened to the descending barrier 56 by the elasticity of the third spring 63 . . Therefore, even if the user releases the force pressing the push button 53, the lowering of the wedge body 51 is blocked.

In addition, when the wedge body 51 rises, the rear space of the locking member 40 is opened, and the locking protrusion 43 is retracted by the elasticity of the first spring 44 and the locking jaw of the handle coupling part 20 ( 23) is deviated from. When the handle 30 is lifted in this state, the insertion support unit 31 is separated from the handle coupling unit 20 without any resistance.

In this way, the detachable handle according to the present invention is locked by the operation of the trigger member 60 when the insertion support part 31 of the handle 30 is inserted into the handle insertion hole 21 of the handle coupling part 20 . The member 40 and the wedge member 50 are automatically fastened. In addition, the handle 30 can be easily separated by pressing only the push button 53 of the wedge member 50 in a state in which the insertion support part 31 is coupled to the handle insertion hole 21 .

In the present invention, two of the handle coupling parts 20 may be installed, one on each side of the container body 10 . In this case, one of the detachable handles 30 may be used by being coupled to either one of the both handle coupling portions 20 if necessary, and two handles 30 may be used, one for each handle coupling portion 20 on both sides. may be In addition, when using the two handles 30, one handle 30 may be coupled to the first coupling position (S1), and the other handle 30 may be coupled to the second coupling position (S2).

In addition, the bidirectional detachable handle capable of conveniently changing the detachable handle 30 to the first coupling position (S1) or the second coupling position (S2) has been described, but the cooking container according to the present invention includes the handle 30 One-way coupling position (S1) and the second coupling position (S2) may be configured as a one-way detachable handle that is coupled only in either direction.

In the case of such a one-way detachable handle, the structure and function of the container body 10 and the handle coupling portion 20, the detachable handle 30, the locking member 40, the wedge member 50 and the trigger member 60 are described above. It is the same as the two-way detachable handle. However, the locking protrusion 23 may be provided on only one of the inner walls 22 of both sides of the handle coupling portion 20 .

(10) Container body (11) Food storage space
(20) Handle coupling part (21) Handle insertion hole
(22) inner wall (23) sill
(30) handle (31) insertion support
(311) coupling support (312) shaft hole
(313) Spring seat (314) Wedge movement groove
(315) Button receiving groove (316) Insertion limiting jaw
(32) holding part (321) lower fixing piece
(322) Module installation hole (323) Button exposure hole
(33) Function module (35) Exposed hole
(36) Button exposure hole (37) Button movement groove
(38) Module installation hole (40) Locking member
(41) first seesaw shaft (42) lock body
(43) locking protrusion (44) first spring
(50) wedge member (51) wedge body
(511) seesaw shaft receiving groove (52) second spring
(521) Spring pedestal (53) Pushbutton
(54) connector (55) second time axis
(56) descent step (60) trigger member
(61) trigger body (62) stopper
(63) third spring (64) trigger protrusion
(S1) first coupling position (S2) second coupling position

Claims (7)

a container body provided with a food accommodating space;
a handle insertion hole installed on a side surface of the container body, and a handle coupling part having an inner wall and a locking protrusion provided to face each other in the handle insertion hole;
a detachable handle having an insertion support part separably and closely inserted into the handle insertion hole of the handle coupling part, and a grip part bent and extended from the insertion support part;
A first seesaw shaft installed on the insertion support portion of the handle, a lock body supported angularly movably on the first seesaw shaft, and a locking jaw of the handle coupling portion according to an angular movement position of the lock body a locking member having a locking protrusion and a first spring providing elasticity in a direction in which the locking protrusion is separated from the locking jaw;
It is installed so as to move up and down on the insertion support part of the handle, and allows separation of the locking protrusion in the raised position, and suppresses the fluctuation of the insertion support part inserted into the handle insertion hole in the lowered position, while at the same time leaving the locking protrusion fastened to the locking jaw. a wedge member for suppressing the;
A trigger that is supported in an angular motion on the insertion support portion of the handle, blocks the wedge member from descending from the raised position, and automatically allows the wedge member to descend when the insertion support portion is inserted into the handle insertion hole. absence;
A handle detachable cooking container having a fixed wedge, characterized in that it comprises a.
delete According to claim 1, wherein the wedge member,
a wedge body moving up and down along the insertion support;
a second spring providing elasticity so that the wedge body descends;
a push button installed so that one end thereof is exposed outside the gripping part;
a connector for transmitting a force so that the wedge body rises when the exposed end of the push button is pressed;
a second seesaw shaft supporting the connector so as to be angularly movable;
A handle detachable cooking container having a fixed wedge, characterized in that it comprises a.
According to claim 1, wherein the trigger member,
a trigger body supported so as to be angularly moved by the insertion support portion of the handle;
a stopper for blocking or allowing the lowering of the wedge member according to the angular movement position of the trigger body;
a third spring providing elasticity so that the stopper blocks the descent of the wedge member;
a trigger protrusion that, when the insertion support part is inserted into the handle insertion hole, comes into contact with an inner wall of the handle insertion hole to allow the stopper to lower the wedge member;
A handle detachable cooking container having a fixed wedge, characterized in that it comprises a.
[Claim 5] The detachable handle cooking container with a fixed wedge according to claim 4, wherein the wedge member is provided with a descending barrier to which the stopper of the trigger member is fastened or separated.
The method according to claim 1, wherein the handle has a first coupling position (S1) in which the gripping part is disposed obliquely above the food receiving space of the container body according to the insertion direction of the insertion support part, and the gripping part has the handle coupling part as the center. A handle detachable cooking container having a fixed wedge, characterized in that it has a second coupling position (S2) disposed on the opposite side of the container body.
According to claim 1, wherein the grip portion of the handle is provided with a module installation hole, the module installation hole is a functional module including any one or more of a lighting lamp, a temperature sensor, a timer, a switch, and a battery is detachably coupled, A handle detachable cooking container having a fixed wedge, characterized in that there is.

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