JP6504467B2 - Hand blender - Google Patents

Description

  The present invention relates to a hand blender, and more particularly to a button switch for rotating a blade unit provided in the hand blender.

  Conventionally, various structures are known as this kind of hand blender. For example, as a conventional hand blender, one having a structure in which a button switch for switching the drive state of a drive source for generating a rotational drive force for rotating a blade unit is provided at one end of the main body separated from the blade unit Patent Document 1).

US Patent Application Publication 2012/0080295

  However, in the conventional hand blender, there is still room for improvement in terms of suppressing rotation when the blade unit is not intended.

  Accordingly, an object of the present invention is to provide a hand blender that can prevent the blade unit from rotating when it is not intended.

In order to achieve the above object, a hand blender according to the present invention comprises:
A mixer unit provided at one end of the main body and having a blade unit capable of cutting an object to be cooked;
A drive source generating a rotational drive force for rotating the blade unit;
A button switch provided at the other end of the main body to switch the drive state of the drive source;
A hand blender with
The button switch includes a top plate exposed to the outside, and when the central portion of the top plate is pressed, the drive source is driven, and when a part of the outer circumferential portion of the top plate is pressed, the button switch It is configured not to drive the drive source.

  According to the hand blender according to the present invention, it is possible to prevent the blade unit from rotating when it is not intended.

It is the perspective view which looked at the hand blender concerning the embodiment of the present invention from diagonally downward. FIG. 2 is a side view of the hand blender of FIG. 1; It is a disassembled perspective view which shows an example of the connection structure of the main body with which the hand blender of FIG. 1 is equipped, and a mixer unit. It is a partially expanded sectional view of the mixer unit with which the hand blender of FIG. 1 is provided. It is a partially expanded perspective view which looked the hand blender of FIG. 1 from diagonally upward. It is a partially expanded perspective view which shows the hand blender of FIG. 1 in a partial cross section. In the hand blender of FIG. 1, it is a partially expanded sectional view which shows the state before a button switch is pushed. FIG. 8 is a perspective view of the positional relationship of components related to the button switch as viewed from the first switch in the state shown in FIG. 7; FIG. 8 is a perspective view of the positional relationship of components related to the button switch as viewed from the second switch in the state shown in FIG. 7; It is a partially expanded sectional view of FIG. FIG. 8 is a perspective view showing a state in which parts related to the button switch are held by a holding member incorporated in the main body in the state shown in FIG. 7; In the hand blender of FIG. 1, it is a partially expanded sectional view which shows the state in which the center part of the 1st switch of a button switch was pushed. FIG. 13 is a perspective view of the positional relationship of components related to the button switch as viewed from the first switch in the state shown in FIG. 12; FIG. 13 is a perspective view of the positional relationship of components related to the button switch as viewed from the second switch in the state shown in FIG. 12; In the hand blender of FIG. 1, it is a partially expanded sectional view which shows the state just before the 2nd switch of a button switch is pushed. FIG. 13 is a perspective view showing a state in which components related to the button switch are held by a holding member incorporated in the main body in the state shown in FIG. 12; In the hand blender of FIG. 1, it is a partially expanded sectional view which shows the state by which a part of outer peripheral part of the 1st switch of a button switch was pushed. FIG. 18 is a perspective view of the positional relationship of components related to the button switch as viewed from the first switch in the state shown in FIG. 17; FIG. 18 is a perspective view showing a state in which parts related to the button switch are held by a holding member incorporated in the main body in the state shown in FIG. 17;

(Findings that formed the basis of the present invention)
The present inventors obtained the following knowledge as a result of earnestly examining in order to suppress that a blade unit rotates when it did not intend.

  In the conventional hand blender, the mixer unit is provided at one end of the main body, and the button switch is provided at the other end of the main body. A hand blender cuts and stirs and mixes a to-be-cooked substance by rotating the blade unit which the said mixer unit has, usually with the mixer unit inserted in the container in which the to-be-cooked thing was put. As used. In this case, one end of the main body provided with the mixer unit is directed downward, and the other end of the main body provided with the button switch is directed upward. At this time, the user can easily check the position of the button switch visually and can operate the button switch so that the blade unit does not rotate when it is not intended.

  However, for example, it may occur that the food is clogged in the mixer unit and rotation of the blade unit is impeded. In such a case, in order to visually check the blade unit, the user places one end of the main body provided with the mixer unit face up and the other end of the main body provided with the button switch faces downward. There is a possibility of changing the attitude of the hand blender. In this case, the blade unit is located near the user's face, but the user can not visually confirm the position of the button switch. In this state, when the user moves the hand blender downward, for example, the button switch comes into contact with the table on which the container in which the food is placed is placed and pushed, and the blade unit rotates unintentionally Can happen. It is very dangerous if the blade unit rotates at a position close to the user's face.

  In addition, the hand blender has a certain length (for example, about 40 cm) for use by inserting it into a container in which the food is placed. Therefore, for example, in the case where the user holds one end of the main body with one hand and the other end of the main body with the other hand, the blade unit takes account of general hand length. It will be located very close to the user's face.

  On the other hand, the inventors of the present invention, for example, that the button switch is erroneously brought into contact with the table on which the container in which the food is placed is placed and pressed, usually the outer periphery of the top plate of the button switch We found that it was a part of the table, not the center of the tabletop. Even if the drive source is not driven when a part of the outer peripheral portion of the top plate is pressed, the user can easily visually check the top plate during normal use, and it is sensibly The finger can be moved from the outer peripheral portion to the central portion of the top plate to drive the drive source. Therefore, it can suppress that usability falls.

  Based on these novel findings, the present inventors arrived at the following invention.

According to a first aspect of the invention, a main body,
A mixer unit provided at one end of the main body and having a blade unit capable of cutting an object to be cooked;
A drive source generating a rotational drive force for rotating the blade unit;
A button switch provided at the other end of the main body to switch the drive state of the drive source;
A hand blender with
The button switch includes a top plate exposed to the outside, and when the central portion of the top plate is pressed, the drive source is driven, and when a part of the outer periphery of the top plate is pressed Configured not to drive the drive source,
Provide a hand blender.

According to the second aspect of the present invention, the button switch is configured to drive the drive source when the central portion of the top plate is displaced in the pressing direction by a predetermined displacement amount or more.
When a part of the outer peripheral portion of the top plate is pushed in the pressing direction, the top plate is inclined so that a displacement amount of a part of the outer peripheral portion is larger than a displacement amount of the central portion; The displacement of the central portion is configured to be smaller than the previously set displacement.
A hand blender as described in the first aspect is provided.

  According to a third aspect of the present invention, the top plate constitutes a part of an end face of the other end of the main body, and a part of the outer peripheral part is exposed to the outside. Or the hand blender as described in 2 aspect is provided.

  According to a fourth aspect of the present invention, the hand blender according to any one of the first to third aspects, wherein the central portion of the top plate is configured to be recessed relative to a portion around the central portion. I will provide a.

According to a fifth aspect of the present invention, the button switch includes a first switch provided with the top plate, and a second switch.
The hand blender according to any one of the first to fourth aspects, wherein the drive source is configured to be driven only when both of the first switch and the second switch are pressed.

  According to the sixth aspect of the present invention, the second switch is movable from the standby position to the driving position when the central portion of the top plate of the first switch is displaced in the pressing direction by a predetermined displacement amount or more. The hand blender according to the fifth aspect, wherein the drive source is configured to be driven when the second switch is moved to the drive position.

According to a seventh aspect of the present invention, the button switch includes a first switch provided with the top plate, and a second switch.
By pushing in the first switch, the lock of the second switch is released, and the second switch is in a depressed state, and by pushing in the second switch, the drive source is driven. The hand blender as described in any one of 4 aspect is provided.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. The present invention is not limited by this embodiment.

  In the following, for convenience of explanation, terms that indicate directions such as “upper” and “lower” are used on the assumption of a state of normal use, which means that the use state of the hand blender of the present invention is limited. It is not something to do.

<< Embodiment >>
FIG. 1 is a perspective view of a hand blender according to an embodiment of the present invention as viewed obliquely from below. FIG. 2 is a side view of the hand blender of FIG.

  As shown in FIGS. 1 and 2, the hand blender according to the present embodiment includes a main body 1 and a mixer unit 2 (also referred to as a blender attachment) detachably attached to the lower portion of the main body 1. The total length of the hand blender connecting the main body 1 and the mixer unit 2 is, for example, 40 cm.

  The main body 1 has a tubular outer surface which is a portion that a user holds by hand. The main body 1 incorporates a motor M (see FIG. 2) which is an example of a drive source that generates a rotational drive force for rotating a rotational shaft 8 (see FIG. 4) described later.

  An operation unit 3 for switching the operation mode to a control unit CONT (see FIG. 6) that controls the driving of the motor M is provided at an upper portion which is an end portion of the main body 1. The operation unit 3 will be described in detail later. Further, a power cord 4 is connected to the upper side of the main body 1. For example, when the power cord 4 is connected to a commercial power source and power is supplied to the motor M through the power cord 4, the rotation shaft 8 can be rotated.

  The mixer unit 2 is inserted into a container (not shown) containing food to be cooked such as vegetables and fruits, and is used to cut and stir the food to be mixed. The mixer unit 2 penetrates the bell-shaped detachable portion 5 whose upper portion opens, the bell-shaped hood 6 whose lower portion opens, the top of the detachable portion 5 and the top of the hood 6, and the internal space of the detachable portion 5 And a cylindrical communication pipe 7 communicating the internal space of the hood 6 with the internal space of the hood 6.

  As shown in FIG. 3, the detachable portion 5 has the female screw portion 5 a, and the female screw portion 5 a is the other end portion of the main body 1 by being screwed into the male screw portion 1 a provided at the lower end portion of the main body 1. It is detachably connected to the lower end. Further, the engagement concave portion 5b provided on the inner peripheral surface of the detachable portion 5 and the engagement convex portion 1b provided on the lower end portion of the main body 1 engage with each other at the time of detachment, thereby generating an appropriate click feeling.

  FIG. 4 is a partially enlarged cross-sectional view of the mixer unit 2. As shown in FIG. 4, the mixer unit 2 further includes a rotation shaft 8 provided to extend in the vertical direction inside the hood 6, and a rotation shaft 8 of the rotation shaft 8 so as to rotate about the rotation shaft 8. And a blade unit 9 provided at the lower end 8a.

  The rotary shaft 8 penetrates the inside of the communication pipe 7, and the upper end is located in the mounting / demounting portion 5, and the lower end 8 a is located lower than the lower end 7 a of the communication pipe 7. In the present embodiment, the rotation shaft 8 is configured to receive a rotational driving force from the motor M of the main body 1 and to rotate clockwise, for example, as viewed from below. For example, the rotating shaft 8 is rotated at a speed of 10,000 rotations / minute by the rotational driving force of the motor M.

  As shown in FIG. 4, an annular partition member 10 is provided on the outer peripheral surface of the lower end portion of the communication pipe 7. A packing 11 is provided between the partition member 10 and the inner wall surface of the hood 6. Thus, the food is sealed between the inner wall surface of the hood 6 and the outer peripheral surface of the communication pipe 7 so as not to enter the food.

  On the inner peripheral surface of the lower end portion of the communication tube 7, as shown in FIG. 4, a bearing 12 for rotatably supporting the rotating shaft 8 is provided. A packing (not shown) may be provided on the inner peripheral surface of the lower end portion of the communication pipe 7 so as to seal the food in the communication pipe 7.

  As shown in FIG. 4, the blade unit 9 is attached to the lower end portion 8 a of the rotary shaft 8 which protrudes below the partition member 10. The blade unit 9 rotates around the rotation axis 8 as the blade unit 9 rotates around the rotation axis 8. In the present embodiment, the blade unit 9 is configured by performing processing such as bending, punching, and polishing on a single metal plate.

  The blade unit 9 has a plurality of blades 21 and 22 as shown in FIG. 1 or 4. The plurality of blades 21 and 22 are point-symmetrical or substantially point-symmetrical about the rotation axis 8 in a plan view. The plurality of blades 21 and 22 are configured to cut and stir and mix the food by rotating around the rotation shaft 8 in the hood 6.

  Next, the configuration of the operation unit 3 will be described in more detail. FIG. 5 is a partially enlarged perspective view of the hand blender of FIG. 1 as viewed obliquely from above. 6 is a partially enlarged perspective view showing the hand blender of FIG. 1 in a partial cross section.

  The operation part 3 is provided with the display part 31 which displays an operation mode, and the button switch 32 which switches the drive state of the motor M, as shown to FIG. 5 and FIG.

  The button switch 32 is, for example, a switch that performs a momentary operation of maintaining the operating state only while being pressed. In the present embodiment, the button switch 32 includes a first switch 33 and a second switch 34. The button switch 32 is configured to drive the motor M only when both the first switch 33 and the second switch 34 are pressed. In the present embodiment, the first switch 33 is a lock release switch that releases the locked state of the second switch 34. The second switch 34 is a main switch that switches the drive state of the motor M.

  The display unit 31 and the first switch 33 are provided on the end face of the other end of the main body 1. The first switch 33 is provided at a position where the thumb of the user can reach when the user holds the outer surface of the other end of the main body 1 with one hand. Below the display unit 31, as shown in FIG. 6, a control unit CONT that controls the drive of the motor M is provided. The second switch 34 is provided on the side surface of the other end of the main body 1 (see FIG. 2). The second switch 34 is provided at a position where any finger other than the user's thumb can reach when the user holds the outer surface of the other end of the main body 1 with one hand.

  The first switch 33 is provided with a top 35 exposed to the outside. The top plate 35 constitutes a part of the end face of the other end of the main body 1. A portion of the outer peripheral portion 35a of the top plate 35 (a portion not adjacent to the display portion 31) is not surrounded by a rib or the like and is configured to be exposed to the outside. The central portion 35b of the top plate 35 is configured to be recessed more than the peripheral portion of the central portion 35b. In the present embodiment, the second switch 34 becomes operable when the central portion 35b of the top plate 35 of the first switch 33 is displaced in the pressing direction by a predetermined displacement amount or more in the present embodiment. 34 is configured to drive the motor M.

  The top plate 35 is provided so as to be movable in the pressing direction (for example, the vertical direction). The top plate 35 is biased by a spring SP, which is an example of an elastic member, so as to be flush with or substantially flush with the surface of the display unit 31 when not pressed in the pressing direction as shown in FIG. It is done.

  FIG. 7 is a partially enlarged sectional view showing a state before the button switch 32 is pressed. FIG. 8 is a perspective view of the positional relationship of components related to the button switch 32 as viewed from the first switch 33 in the state shown in FIG. 7. FIG. 9 is a perspective view of the positional relationship of components related to the button switch 32 as viewed from the second switch 34 in the state shown in FIG. 7. FIG. 10 is a partially enlarged cross-sectional view of FIG. FIG. 11 is a perspective view showing a state where parts related to the button switch 32 are held by the holding member H incorporated in the main body 1 in the state shown in FIG.

  The lower surface of the central portion 35b of the top plate 35 is provided with a projection 35c projecting downward. A lock release lever 36 is provided below the protrusion 35c.

  As shown in FIG. 9, the lock release lever 36 includes a first lever 36a disposed below the top plate 35, a pivot shaft 36b, and a pair of second levers 36c and 36c.

  The first lever 36a is fixed in the lateral direction (up and down direction and the rotation shaft 36b so that one end is fixed to the central portion of the rotation shaft 36b and the other end is positioned below the projection 35c of the top plate 35). It is provided to extend in a direction intersecting (for example, orthogonal to) the axial direction. That is, the first lever 36a has the other end as a free end, and when the top plate 35 is pushed in the pressing direction against the biasing force of the spring SP, the first lever 36a contacts the projection 35c to turn the pivot shaft 36b. It is provided to turn around the center.

  The pivot shaft 36 b is provided to be orthogonal to the first lever 36 a and the pair of second levers 36 c and 36 c. One end portions of the second levers 36c and 36c are respectively fixed to both end portions of the rotation shaft 36b. Therefore, when the first lever 36a pivots about the pivot shaft 36b, the second levers 36c and 36c also pivot about the pivot shaft 36b.

  A hook portion 36d is provided at the other end which is the free end of each second lever 36c. The hook portion 36 d is provided to engage with a recess 37 a provided on the upper side of the switch link lever 37.

  The switch link lever 37 is biased downward by a spring 38. When the second levers 36c, 36c rotate around the rotation shaft 36b in a state in which the hook portion 36d is engaged with the recess 37a, the switch link lever 37 is lifted upward against the biasing force of the spring 38. Are configured to be

  The switch link lever 37 is provided with a lock portion 37b which contacts the projection 34a provided on the second switch 34 to restrict movement of the second switch 34 in the pressing direction (substantially thickness direction of the switch link lever 37). It is done. A through hole 37c capable of receiving the protrusion 34a is provided below the lock 37b.

  A pivot shaft 34 b is provided at the upper end of the second switch 34. When the second switch 34 is pressed in the pressing direction, the second switch 34 pivots about the pivot shaft 34 b. Further, when the second switch 34 is in the standby state where it is not pressed in the pressing direction, the spring 39 biases the second switch 34 in the direction opposite to the pressing direction so as to be positioned at the standby position P1 shown in FIGS. It is done.

  FIG. 12 is a partially enlarged sectional view showing a state in which the central portion 35 b of the first switch 33 of the button switch 32 is pressed. FIG. 13 is a perspective view of the positional relationship of components related to the button switch 32 as viewed from the first switch 33 in the state shown in FIG. FIG. 14 is a perspective view of the positional relationship of components related to the button switch 32 as viewed from the second switch 34 in the state shown in FIG. 12. FIG. 15 is a partially enlarged sectional view showing a state immediately before the second switch 34 of the button switch 32 is pressed. FIG. 16 is a perspective view showing a state in which components related to the button switch 32 are held by the holding member H incorporated in the main body 1 in the state shown in FIG.

  As shown in FIG. 12, when the central portion 35 b of the first switch 33 is pressed in the pressing direction by a predetermined displacement amount or more, the projection 35 c of the top plate 35 is the free end of the first lever 36 a of the unlocking lever 36. The first lever 36a is turned on the pivot shaft 36b. As a result, the second levers 36c and 36c fixed to the rotating shaft 36b rotate around the rotating shaft 36b.

  As the second levers 36c, 36c rotate, as shown in FIGS. 13 and 14, the switch link lever 37 engaged with the hooks 36d, 36d of the second levers 36c, 36c in the recesses 37a, 37a is a spring It is lifted upward against the 38 biasing force. As a result, as shown in FIG. 15, the through hole 37c is located at a position facing the projection 34a of the second switch 34, and the second switch 34 starts from the standby position P1 shown in FIGS. And, it can move to the drive position P2 shown in FIG. In this state, when the second switch 34 is pressed, the projection 34a intrudes into the through hole 37c, and the second switch 34 moves to the drive position P2. Thereby, the motor M is driven.

  Further, in the present embodiment, when the central portion 35b of the top plate 35 is not displaced in the pressing direction by a predetermined displacement amount or more, the second switch 34 is locked at the standby position P1 and the drive position P2 from the standby position P1. It is configured to be unable to move.

  FIG. 17 is a partially enlarged cross-sectional view showing a state in which a part of the outer peripheral portion 35 a of the first switch 33 is pressed. FIG. 18 is a perspective view of the positional relationship of components related to the button switch 32 as viewed from the first switch 33 in the state shown in FIG. FIG. 19 is a perspective view showing a state in which components related to the button switch 32 are held by the holding member H incorporated in the main body 1 in the state shown in FIG.

  As shown in FIG. 17, when a part of the outer peripheral part 35a of the first switch 33 is pushed, the top plate 35 is set such that the displacement of the part of the outer peripheral part 35a is larger than the displacement of the central part 35b. Is configured to tilt. Further, the displacement amount of the central portion 35b is set to be smaller than the displacement amount set in advance.

  Therefore, even if a part of the outer peripheral portion 35a of the first switch 33 is pushed in the pressing direction, the projection 35c of the top plate 35 sufficiently rotates the first lever 36a around the rotation shaft 36b. I can not As a result, as shown in FIGS. 18 and 19, the switch link lever 37 is not lifted up sufficiently, and as shown in FIG. 10, the projection 34a contacts the lock portion 37b as shown in FIG. The movement from the standby position P1 to the drive position P2 is restricted.

  According to the present embodiment, the button switch 32 includes the top plate 35 exposed to the outside, and when the central portion 35 b of the top plate 35 is pressed, the motor M is driven while the outer periphery 35 a of the top plate 35 is The motor M is configured not to drive when a part is pressed. According to this configuration, it is possible to prevent the blade unit 9 from rotating when it is not intended.

  Further, according to the present embodiment, the button switch 32 is configured to drive the motor M when the central portion 35 b of the top plate 35 is displaced in the pressing direction by a predetermined displacement amount or more. In addition, when a part of the outer peripheral portion 35a of the top plate 35 is pushed in the pressing direction, the top plate 35 is inclined such that the displacement amount of a part of the outer peripheral portion 35a is larger than the displacement amount of the central portion 35b. The displacement amount of the central portion 35b is configured to be smaller than the displacement amount set in advance. According to this configuration, when a part of the outer peripheral portion 35a of the top plate 35 is pushed, the displacement amount of the central portion 35b of the top plate 35 does not become equal to or more than the displacement amount set in advance. Can be reduced. As a result, the blade unit 9 can be prevented from rotating when it is not intended.

  Further, according to the present embodiment, the central portion 35b of the top 35 is configured to be recessed more than the portion around the central portion 35b. According to this configuration, the user can easily recognize the position of the central portion 35 b of the top 35. In addition, even when the top plate 35 is pressed in contact with the table on which the container in which the food is placed is placed, since the central portion 35b is recessed, compared to the case where the central portion 35b protrudes Thus, it is possible to suppress the displacement of the central portion 35 b by a predetermined displacement amount or more.

  Further, according to the present embodiment, the button switch 32 includes the first switch 33 and the second switch 34 provided with the top plate 35, and only when both the first switch 33 and the second switch 34 are pressed, The motor M is configured to drive. According to this configuration, according to this configuration, it is possible to further suppress the blade unit 9 from rotating when it is not intended.

  The present invention is not limited to the above embodiment, and can be implemented in various other aspects. For example, although the button switch 32 includes the first switch 33 and the second switch 34 in the above description, the present invention is not limited to this. For example, the button switch 32 may be configured by one switch. For example, the button switch 32 may be configured with only the first switch 33. In this case, for example, when the central portion 35b of the top plate 35 of the first switch 33 is pressed, the first switch 33 directly drives the motor M while a part of the outer peripheral portion 35a of the top plate 35 is pressed. At this time, the motor M may not be driven.

  According to the mixer unit according to the present invention, since the blade unit can be prevented from rotating when it is not intended, it is also useful as a mixer unit for other cooking utensils such as a food processor.

DESCRIPTION OF SYMBOLS 1 main body 1a male screw part 1b engagement convex part 2 mixer unit 3 operation part 4 power cord 5 attachment or detachment part 5a female screw part 5b engagement concave part 6 hood 7 communicating pipe 7a lower end part 8 rotation shaft 8a lower end part 9 blade unit 10 partition member DESCRIPTION OF SYMBOLS 11 Packing 12 Bearing 21 Main blade 22 Sub blade 31 Display part 32 Button switch 33 1st switch 34 2nd switch 34a Protrusion part 34b Rotary shaft 35 Top plate 35a Outer peripheral part 35b Central part 35c Protrusion part 36 Lock release lever 36a 1st Lever 36b Rotary shaft 36c Second lever 36d Hook 37 Switch link lever 37a Recess 37b Lock 37c Through hole 38, 39 Spring M Motor (drive source)

Claims (6)

Body and
A mixer unit provided at one end of the main body and having a blade unit capable of cutting an object to be cooked;
A drive source generating a rotational drive force for rotating the blade unit;
A button switch provided at the other end of the main body to switch the drive state of the drive source;
A hand blender with
The button switch includes a top plate exposed to the outside, and when the central portion of the top plate is pressed, the drive source is driven, and when a part of the outer periphery of the top plate is pressed Configured to not drive the drive source ,
A part of the outer peripheral part of the top plate constitutes a part of the outer peripheral part of the end face of the other end of the main body, and is configured to be exposed to the outside.
Hand blender. The button switch is configured to drive the drive source when the central portion of the top plate is displaced in the pressing direction by a predetermined displacement amount or more.
When a part of the outer peripheral portion of the top plate is pushed in the pressing direction, the top plate is inclined so that a displacement amount of a part of the outer peripheral portion is larger than a displacement amount of the central portion; The displacement of the central portion is configured to be smaller than the previously set displacement.
The hand blender according to claim 1. Center is configured to recessed than the portion of the periphery of the central portion, the hand blender as claimed in claim 1 or 2 of the top plate. The button switch includes a first switch including the top plate and a second switch.
The hand blender according to any one of claims 1 to 3 , wherein the drive source is configured to drive only when both of the first switch and the second switch are pressed. When the central portion of the top plate of the first switch is displaced in the pressing direction by a predetermined displacement amount or more, the second switch can be moved from the standby position to the driving position, and the second switch is the driving position The hand blender according to claim 4 , wherein the drive source is configured to be driven when being moved to the second position. The button switch includes a first switch including the top plate and a second switch.
By pushing in the first switch, the lock of the second switch is released, the second switch is in a depressed state, and by pushing in the second switch, the drive source is driven. The hand blender according to any one of Items 1 to 3 .

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