JP4214789B2 - Playback device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a playback device that plays back a recording medium, and more particularly to a playback device that can switch the operation of a playback unit with a single operation unit.
[0002]
[Prior art]
  As a conventional reproducing apparatus of this type, there is one as described in Patent Document 1, for example. This Patent Document 1 discloses data switching operation and volume.AdjustmentAn operation device capable of performing operations with a single operation unit and a playback device using the operation device are described.
[0003]
The reproduction apparatus described in Patent Document 1 includes a reproduction unit that reproduces a recording medium, a switching operation unit that performs an operation of switching the operation of the reproduction unit, and the reproduction unit that is operated according to an operation on the switching operation unit. A control unit that controls the case main body, and the switching control unit moves to a first position and a second position with respect to the case main body and is operable in two directions at each position. The control unit selects data recorded on the recording medium by being operated when the operation unit is in the first position, and the operation unit is in the second position. It is characterized by adjusting the volume of data to be reproduced when operated at a certain time.
[0004]
[Patent Document 1]
JP 2002-93142 A (page 2, FIG. 16)
[0005]
[Problems to be solved by the invention]
However, in the playback apparatus according to the above-described prior art, the first operation unit is provided with a mechanism for generating a click feeling when moving between the first position and the second position. There is a problem that it is difficult to maintain the click feeling with high sensitivity over a long period of time.
[0006]
That is, the click feeling generating mechanism of the reproducing apparatus according to the prior art is provided in the printed wiring board and the first and second engaging recesses formed in the click feeling imparting plate provided in the base portion of the mounting member. It is comprised from the spherical body formed in the flame | frame. The spherical body is configured to generate a click feeling by a resistance force when it gets over the protruding part between the first and second engaging recesses having a substantially arc shape, and the spherical body and the protruding part having relatively large hardness Since they rub against each other directly, there is an insufficient point that the spherical body or the protrusion is worn by the movement of the spherical body, and the click feeling is deteriorated by long-term use.
[0007]
Furthermore, in the reproducing apparatus according to the prior art, an operation piece that performs the operation of switching the operation of the reproducing unit in the first operation mode or the second operation mode by being rotated in the first position and the second position is provided. Since the rotating member is configured to be fixed to the operation knob by the elastic piece, the elasticity of the elastic piece deteriorates and becomes easily bent due to long-term use, and the operation knob is easily dropped from the first operation portion. There were also challenges.
[0008]
The present invention has been made in order to solve such a problem of the prior art, and the steel ball held in the housing is urged by an elastic body to be elastic to the first recess or the second recess. It is an object of the present invention to provide a playback device that can obtain a click feeling with good sensitivity over a long period of time by being pressed, and that can prevent or effectively suppress the operation knob from falling off the operation unit.
[0009]
[Means for Solving the Problems]
  In order to solve the above problems and achieve the above object, a reproducing apparatus of the present application includes a reproducing unit that reproduces a recording medium, a first operating unit that performs an operation of switching the operation of the reproducing unit,A second operating unit provided in the vicinity of the first operating unit and operated to switch on / off the power supply to the reproducing unit;A first operation unit, an operation knob movable to the first position and the second position, a support member that supports the operation knob so as to be rotatable and movable in the axial direction, and an operation knob It has a click feeling generation mechanism that generates a click feeling when moving,The support member has an inner cylinder part and an outer cylinder part arranged concentrically, and an operation knob is arranged outside the outer cylinder part and an inner cylinder part arranged between the inner cylinder part and the outer cylinder part. Having an outer tube portion to beThe click sensation generating mechanism is a steel that moves between a first recess and a second recess, and a first recess and a second recess provided corresponding to the first position and the second position, respectively. A ball, an elastic body that urges the steel ball toward the first recess or the second recess, and a housing that holds the elastic body and the steel ballAnd the first recess and the second recess are provided on the outer peripheral surface of the inner cylinder portion, and the casing is fixed to the inside of the operation knob.
[0010]
  In the reproducing apparatus of the present application, the operation knob is provided so as to be rotatable with respect to the casing in which the reproducing unit is accommodated, and is linearly moved along the axis of rotation. It is possible to selectively switch between a position 1 and a second position on the side away from the casing.
[0012]
  In the playback device of the present application, when the first operation unit is at the first position, the playback unit is set to the first operation mode, and when the first operation unit is at the second position, the playback unit is set to the second operation mode.
[0013]
  In the playback device of the present application, an opening window through which a part of the steel ball is exposed is provided in the housing of the click sensation generating mechanism, and the exposed portion of the steel ball exposed from the opening window is provided with the first recess and the second recess. It was made to selectively engage with the recess of the.
[0014]
  In the playback device of the present application, the operation knob is operated to switch the operation of the playback unit in the first operation mode or the second operation mode by being rotated in the first position and the second position. The rotating member with the piece is fixed by the elastic piece and prevents the elastic piece from bendingTo prevent the operation knob from falling off the support member.Regulatory departmentSupport memberProvided.
[0015]
  With the configuration as described above, in the playback device of the present application,A reproduction unit, a first operation unit, and a second operation unit;The first operation unit has an operation knob, a support member, and a click feeling generation mechanism,The support member has an inner cylinder part and an outer cylinder part, and the operation knob has an inner cylinder part and an outer cylinder part,The click sensation generating mechanism is provided with a first recess and a second recess, a steel ball, an elastic body, and a housing.The first concave portion and the second concave portion are provided on the outer peripheral surface of the inner cylinder portion, the housing is fixed to the inside of the operation knob,By energizing the steel ball held in the housing with an elastic body and selectively engaging the steel ball with the first recess or the second recess, the first operation unit can be used for a long period of time. And a click with a high sensitivity can be generated.Further, the operation of the reproduction unit can be turned on / off by operating the second operation unit.
[0016]
  In the reproducing apparatus of the present application, the first position and the second position can be selected by linearly moving the operation knob in the axial direction with respect to the casing, and the axial center line is the center. The operation of the reproducing unit can be switched by rotating as follows.
[0018]
  In the playback device of the present application, the first operation mode is selected by setting the first operation unit to the first position, and the second operation mode is set by setting the first operation unit to the second position. You can choose.
[0019]
  In the reproducing apparatus of the present application, a click feeling with high sensitivity can be generated over a long period of time by urging the steel ball with an elastic body with respect to the first recess or the second recess.
[0020]
  In the reproducing apparatus of the present application, the rotating member is fixed to the operation knob by the elastic piece, and the elastic piece is bent.Support memberThe control knob isSupport memberCan be prevented from falling off.
[0021]
DETAILED DESCRIPTION OF THE INVENTION
  Embodiments of the present invention will be described below with reference to the accompanying drawings. 1 to 14 show an embodiment of the present invention. That is, FIG. 1 shows the present invention.Is a playback deviceFIG. 2 is a front view, FIG. 3 is a right side view, FIG. 4 is a plan view, FIG. 5 is an exploded perspective view, and FIG. 6 is a main part of FIG. Explanatory view showing enlarged, FIG. 7 is shown in FIG.Support memberFIG. 8 is a perspective view of the operation knob and the operation button as viewed from the opposite side, FIG. 8 is a longitudinal sectional view thereof, FIG. 9 is a longitudinal sectional view of the operation portion, and FIG. 10 is a state where the first operation portion is in the first position. FIG. 11 is an explanatory diagram of the operation unit of FIG. 9 viewed from another angle, FIG. 12 is an explanatory diagram showing a state in which the first operation unit is in the second position, and FIG. 13 is an operation of FIG. FIG. 14 is an explanatory diagram of the first position and the second position of the first operation unit.
[0022]
  First,The playback device of the present invention.An electronic device will be described. 1 to 14 is a portable audio player that can use a recording medium as an external storage device. This portable audio player 1 records music and other information in a built-in storage device, and can easily listen to the recorded music and other information outdoors or at any other place. soAn example of the implementation of the playback device of the present invention is shown.is there.
[0023]
The portable audio player 1 includes an information storage unit having a built-in main storage medium, a reproduction unit that reproduces the information storage unit, and a first operation unit that performs a switching operation of the reproduction unit. A second operation unit for performing an on / off switching operation of the reproduction unit, a control unit for controlling the reproduction unit in accordance with an operation at the first operation unit and the second operation unit, and the like. Yes.
[0024]
As shown in FIG. 5, the portable audio player 1 includes a board assembly 2 provided with the information storage unit, a playback unit, a control unit, and the like, a built-in power supply device 3, the board assembly 2, and the power supply device 3. And the like, a first operation unit 5 and a second operation unit 6 attached to the casing 4, a plug connection unit 8 to which an earphone plug 7 is connected, a hold bumper 9, and the like. Has been.
[0025]
The board assembly 2 includes a chassis 11 formed in a frame shape so as to surround four surfaces, a plurality of wiring boards 12 held inside the chassis 11, microcomputers mounted on the wiring boards 12, ROM, It includes a built-in storage device such as a RAM, an input / output device and other electronic components, and a female connector 13 for connecting to an external electronic device. Inside the chassis 11, a power supply storage unit for storing the power supply device 3 by setting and arranging an appropriate gap between the wiring boards 12 on which electronic components are mounted, and an externally mounted externally A storage device storage unit for storing the storage device is provided.
[0026]
The power supply device 3 has a shape that can be detachably accommodated in a power supply accommodating portion in the chassis 11 and is a thin rectangular parallelepiped in this embodiment. For example, a rechargeable nickel-metal hydride battery is suitable as the power supply device 3, but other secondary batteries can be used as well as a primary battery.
[0027]
The casing 4 includes a lower case 15 in which the substrate assembly 2 is detachably accommodated, and an upper case 16 that closes an opening opened on the upper surface of the lower case 15. The lower case 15 and the upper case 16 are formed by drawing, and in particular, the lower case 15 is formed by so-called deep drawing in which the dimension in the height direction is sufficiently longer than the dimensions in the lateral direction and the depth direction. .
[0028]
As a material of the lower case 15 and the upper case 16, a titanium alloy is suitable. However, stainless steel and other metals can be used, as well as engineering plastics and other materials other than metals. Since this casing 4 has many opportunities to be touched by human hands, it is possible to prevent skin irritation caused by contact with general metals by using a titanium alloy as a material thereof. Can be provided.
[0029]
The lower case 15 is made of a housing having an upper surface with a substantially U-shaped cross-section, and has the same horizontal dimension, but the upper opening is larger than the depth of the bottom formed in an arc shape. The depth dimension is made slightly longer, and the whole is formed in a wedge-like shape. At the bottom of the lower case 15, there is provided a recording medium insertion port 17 opened obliquely downward. Further, a connector opening 15a is provided on one side surface of the lower case 15 so that the female connector 13 provided on the board assembly 2 is opposed to the inside, and a lattice window 18 is attached to the opening 15a. Has been. Further, an eject button opening 15b is provided on the other side surface of the lower case 15, and an eject button 22 is attached to the opening 15b.
[0030]
The eject button 22 is used to open the shutter 20 that closes the recording medium insertion port 17 so that the external storage device can be taken out. The eject button 22 includes a button holder 23 attached to the opening 15b, a button main body 24 held by the button holder 23 so as to be freely pressed, and an elastic body such as rubber that constantly urges the button main body 24 outward. 25 and a seal member 26 that seals between the button holder 23 and the lower case 15.
[0031]
The shutter 20 has a shape commensurate with the shape of the recording medium insertion port 17 of the lower case 15, and its outer surface is curved so as to be flush with the outer surface of the lower case 15 when the recording medium insertion port 17 is closed. Has been. The shutter 20 is rotatably supported by the attachment member 28. A torsion coil spring 29 is interposed between the shutter 20 and the mounting member 28, and the spring force of the torsion coil spring 29 is always urged in the direction to open the recording medium insertion port 17. The shutter 20 is locked by the eject button 22 in a state where the recording medium insertion port 17 is closed, whereby the shutter 20 is held in a state where the recording medium insertion port 17 is closed. When the button main body 24 is pressed from this state, the lock is released, and the shutter 20 is rotated by the spring force of the torsion coil spring 29 to open the recording medium insertion port 17.
[0032]
For example, an IC recording medium 31 referred to as “MagicGate Memory Stick Duo (trademark)” can be applied as a recording medium inserted into and removed from the recording medium insertion opening 17 opened and closed by the shutter 20. This IC recording medium 31 is a conventional “Memory Stick ™” equipped with a copyright protection technology “MagicGate”, and can be used for AV equipment compatible with “MagicGate” to provide image data, music / audio, etc. Data can be recorded, or data can be recorded with a personal computer.
[0033]
The upper case 16 that closes the upper surface opening of the lower case 15 has a dome-like shape that protrudes upward, and is provided with an operating portion 33 at one end in the longitudinal direction and a plug connection at the other end in the longitudinal direction. A part 8 is provided. The operation unit 33 has a first operation unit 5 that can select or select music data or audio data recorded in advance in an internal storage device or an external recording medium at the first position and the second position; The second operation unit 6 switches on / off the supply of power to the reproduction unit. Further, the upper case 16 is provided with a liquid crystal display 39 showing a specific example of a display unit for displaying the contents of the control executed by the control unit, the name of the music being played, and the like.
[0034]
  The first operation unit 5 is fixed to the lower case 15.Support member34 and thisSupport memberAn operation knob 35 rotatably supported by 34, a rotation member 36 fixed to the operation knob 35, and the operation knob 35 are provided.Support memberA torsion coil spring 37 held at a predetermined position with respect to 34, a click feeling generating mechanism 38 for generating a click feeling when the operation knob 35 is moved in the axial direction, and a first and a first detecting the rotation direction of the operation knob 35. 2 detection switches 40 and 41 and a position detection switch 42 for detecting movement of the operation knob 35 in the axial direction.
[0035]
The second operation unit 6 is fixed to a cover ring 44 fixed to the operation knob 35, an operation button 45 that is prevented from being detached from the operation knob 35 by the cover ring 44, and a central portion of the operation button 45. And a power switch 47 that is turned on and off by moving the operation shaft 46 in the axial direction.
[0036]
  As shown in FIGS. 6 to 9, the first operation unit 5Support member34 is composed of an inner cylinder part 34a and an outer cylinder part 34b arranged concentrically, and a fixed piece 34c formed integrally therewith, and the lower case 15 is secured by screwing the fixed piece 34c with a mounting screw 85a. It is fixed to.Support memberThe operation knob 35 is provided with an outer cylinder part 35a and an inner cylinder part 35b that are also concentrically arranged corresponding to the inner cylinder 34a and the outer cylinder part 34b. These cylindrical portions 35a and 35b are formed with different diameters so as to engage with each other at the time of assembly, and an outer cylindrical portion 35a is disposed outside the outer cylindrical portion 34b, and the outer cylindrical portion 34b and the inner cylindrical portion are arranged. The inner cylinder part 35b is arrange | positioned between 34a.
[0037]
  A plurality of engaging grooves 85 extending in the axial direction are provided on the outer peripheral surface of the inner cylindrical portion 35 b of the operation knob 35, and the same number of elastic pieces 36 a provided in the rotating member 36 are provided in these engaging grooves 85. Thus, the rotation member 36 is integrated with the operation knob 35 in the rotation direction. The rotating member 36 has the plurality of protrusions that protrude to one surface side of the ring body.Elastic piece 36aAnd an operating tongue piece 36b protruding to the other surface side.
[0038]
  The operating tongue piece 36b of the rotating member 36 is used to turn on and off the first and second detection switches 40 and 41 and the position detection switch 42. Each elastic piece 36 a of the rotating member 36 is engaged with the engagement groove 85.Support member34 is interposed between the inner cylinder part 34a and the outer cylinder part 34b, and the outer cylinder part 34b prevents the bending deformation. Thereby, the bending deformation of each elastic piece 36a is prevented, and the rotation member 36 is prevented from dropping from the operation knob 35.
[0039]
A coil portion of a torsion coil spring 37 is interposed between the ring portion of the rotating member 36 and the inner cylinder portion 35 b of the operation knob 35. The operation knob 35 is held at the neutral position by the spring force of the torsion coil spring 37. The operation knob 35 is rotatable by a predetermined angle clockwise and counterclockwise against the spring force of the torsion coil spring 37.
[0040]
  The cover ring 44 is provided with a plurality of elastic pieces 44a. The plurality of elastic pieces 44aSupport memberThe cover ring 44 is engaged by engaging with an engagement hole 86 provided in the outer cylindrical portion 34b of 34.Support member34 is integrally fixed. An operation shaft 46 is fixed to a central portion of the operation button 45 that is prevented from being removed by the cover ring 44 by fixing means such as press fitting. This operation shaft 46 penetrates.Support member34 on the outer peripheral surface of the inner cylindrical portion 34a, a first recess 87 made of a long groove extending in the circumferential direction for setting the first position, and a second groove made of a long groove extending in the circumferential direction for setting the second position. Recesses 88 are provided at predetermined intervals in the axial direction of the operation shaft 46.
[0041]
A steel ball 90 having a diameter corresponding to the first concave portion 87 and the second concave portion 88 is disposed so as to face the first concave portion 87 or the second concave portion 88. The steel ball 90 is accommodated in a housing 91 having one surface of a hexahedron opened. A hole having a diameter slightly smaller than the diameter of the steel ball 90 is opened on the surface of the housing 91 that faces the first concave portion 87 and the second concave portion 88. The protrusion is protruded, and the protrusion is detachably engaged with one of the first recess 87 and the second recess 88.
[0042]
Further, a rubber-like elastic body 92 formed in a cube showing a specific example of the elastic body is accommodated in the housing 91. The steel ball 90 is always urged toward the first recess 87 or the second recess 88 by the elasticity of the rubber-like elastic body 92. The material of the rubber-like elastic body 92 may be rubber, or a plastic having the same properties as rubber can be used. Furthermore, the rubber-like elastic body 92 can be replaced with rubber or the like, and a coil spring, a leaf spring, or other elastic body can be used.
[0043]
The casing 91 that holds the rubber-like elastic body 92 is positioned and fixed on the inner surface of the operation knob 35. In the first position and the second position where the first recess 87 and the second recess 88 are provided, the operation knob 35 is predetermined in the clockwise direction which is one of the circumferential directions and the counterclockwise direction which is the opposite side. The rotation is made by an angle, that is, the length of the grooves of the first recess 87 and the second recess 88. Furthermore, the operation knob 35 is movable in the axial direction of the operation shaft 46 only at a position where the steel ball 90 faces the first recess 87 or the second recess 88.
[0044]
Thus, in the first operation portion 5, the first position on the casing side and the second position separated from the casing can be selectively taken by moving the operation knob 35 in the axial direction. At each position, the operation knob 35 can be rotated by a predetermined angle in two directions, clockwise and counterclockwise. In this embodiment, at each of the first and second positions, the next music is selected by turning the operation knob 35 to one side, and the previous music can be selected again by turning the other side. Has been.
[0045]
In the second operation unit 6, the power is turned on by pressing the operation button 45 once, and the power is turned off by pressing twice. Furthermore, when the operation button 45 is pressed again, the operation returns to the first time and becomes the first time, and the power is turned on.
[0046]
  The first and second detection switches 40 and 41 are attached to the upper wiring board 94 fixed to the upper case 16. That is, the first and second detection switches 40 and 41 are connected to the rotating member 36.Operation tongue 36bAre distributed on both sides of the rotation direction. The power switch 47 is disposed so as to face the end surface of the operation shaft 46.
[0047]
On the other hand, the position detection switch 42 is fixed to the wiring board 12 of the board assembly 2 housed in the lower case 15. The position detection switch 42 is turned on / off by the advance / retreat operation of the operation shaft 46 based on the pressing operation of the operation button 45.
[0048]
Further, the plug connecting portion 8 is fixed to a fixing member 50 fixed to the inside of the upper case 16, an end surface cover 51 having a central hole that is fixed to the fixing member 50 and into which the terminal portion of the plug 7 is inserted. A knob member 52 that is rotatably held by the member 50, a torsion coil spring 53 that holds the knob member 52 in a neutral position, an operation ring 54 that is fixed to the knob member 52, and an on / off state by the operation ring 54 The high and low tone volume switches 55 and 56 to be controlled and a socket portion 57 provided on the fixing member 50 are configured.
[0049]
The plug 7 that is detachably attached to the plug connection portion 8 includes a terminal portion 60 that is electrically connected to the socket portion 57, and a grip portion 61 provided at the base portion of the terminal portion 60. It is connected to a receiver. A sleeve 62 made of an insulating material is attached to the grip portion 61 of the plug 7, and a plug cover 63 is attached to the sleeve 62.
[0050]
Between the upper case 16 and the lower case 15 to which the plug connecting portion 8 is attached, a hold bumper 9 is attached so as to be slidable in a direction in which the connecting surface is developed. The hold bumper 9 has a main role of holding the reproduction state at the second position of the first operation unit 5, and is large enough to enclose everything from the operation unit 33 to the plug connection unit 8. It is formed as a frame.
[0051]
The portable audio player 1 having such a configuration can be used as follows to reproduce information such as music and voice. 1 to 4 show the external shape of the portable audio player 1, and a reproduction operation is started by pressing the second operation unit 6 of the operation unit 33. Reproduction information such as music reproduced at this time can be heard by an earphone connected to the plug connection unit 8.
[0052]
First, when the operation button 45 of the second operation unit 6 is pressed, the operation shaft 46 integrated therewith is moved in the axial direction so that the power switch 47 is turned on, and the reproduction unit reproduces through control by the control unit. Start operation. At this time, if the operation knob 35 of the first operation unit 5 is at the first position, the first operation mode corresponding to the first position shown in FIG. 14 is selected, and the normal reproduction operation is performed. Executed.
[0053]
In this normal reproduction operation, information is reproduced according to the recording order of information stored in advance in a storage device (which may be an internal storage device or an external storage device). For example, if the reproduction operation is started from one curved surface, the pops 1 is first reproduced. At this time, when the operation knob 35 is rotated in a first direction (for example, clockwise), the operation tongue piece 36b of the rotating member 36 rotated together with the operation knob 35 causes the first detection switch 40 to be moved. Turn it on. As a result, the playback unit advances one song via the control of the control unit, and the second song Enka 1 is played back. Further, when the operation knob 35 is rotated in the first direction, the first detection switch 40 is similarly turned on, and the next third classic 1 is reproduced.
[0054]
Further, for example, when the operation knob 35 is rotated in a second direction (for example, counterclockwise) opposite to the first direction during the performance of the third song, the rotation of the operation knob 35 is rotated integrally with the operation knob 35. The operation tongue piece 36b of the moving member 36 turns on the second detection switch 41. As a result, the playback unit moves back one song through the control of the control unit, and the second enka song 1 is played back again.
[0055]
On the other hand, when the operation knob 35 is moved from the first position to the second position, the second operation mode corresponding to the second position shown in FIG. 14 is selected, and each group is classified into certain groups. The reproduction operation by is executed.
[0056]
This group-by-group playback operation classifies information stored in advance in a storage device (which may be an internal storage device or an external storage device) into a certain group, and sequentially plays the next music in the group. It is configured to reproduce. In the present embodiment, the “pops” group, the “enka” group, and the “classic” group are grouped according to the type of music.
[0057]
In this group-specific reproduction operation, for example, music is reproduced as follows. Now, assuming that the pops of group 1 are selected, only the pops are selected regardless of the order of recording, and the information reproduction operation is performed according to the recording order of the pops. The subsequent playback operation is the same as that described in the normal playback operation. When the operation knob 35 is rotated in the first direction, one tune is advanced, and conversely, the operation knob 35 is moved to the second position. If it is rotated in the direction, it will be returned one song later.
[0058]
The present invention is not limited to the embodiment described above and shown in the drawings, and various modifications can be made without departing from the scope of the invention. In the above-described embodiment, an example of grouping according to the type of music has been described, but it is needless to say that it can be grouped according to other types, for example, classified into lecture stories, music, and fairy tales.
[0059]
【The invention's effect】
  As described above, according to the playback device of the present application,A reproduction unit, a first operation unit, and a second operation unit are provided, the first operation unit has an operation knob, a support member, and a click feeling generating mechanism, and the support member has an inner cylinder part and an outer cylinder part. The operation knob has an inner cylinder part and an outer cylinder part,A click feeling generating mechanism comprising a first recess and a second recess, a steel ball, an elastic body, and a housing is provided,The first concave portion and the second concave portion are provided on the outer peripheral surface of the inner cylinder portion, the housing is fixed to the inside of the operation knob,Since the steel ball held in the housing is urged by an elastic body and the steel ball is selectively engaged with the first recess or the second recess, the first operation unit can be used for a long time. An effect that a click feeling with high sensitivity can be generated is obtained.Further, the operation of the reproduction unit can be turned on / off by operating the second operation unit.
[0060]
  According to the reproducing apparatus of the present application, since the operation knob is linearly moved in the axial direction with respect to the casing, the first position and the second position can be selected, and the shaft An effect is obtained that the operation of the reproducing unit can be switched by rotating around the core wire.
[0062]
  According to the reproducing apparatus of the present application, the first operation mode is selected by setting the first operation unit to the first position, and the second operation is performed by setting the first operation unit to the second position. The mode can be selected, and the operability of this type of playback apparatus can be improved.
[0063]
  According to the playback device of the present application, since the steel ball is configured to be urged by the elastic body with respect to the first recess or the second recess, a click feeling with high sensitivity can be generated over a long period of time. An effect is obtained.
[0064]
  According to the reproducing device of the present application, the rotating member is fixed to the operation knob by the elastic piece, and the elastic piece is bent.Support memberThe operation control isSupport memberThe effect that it can prevent falling off is obtained.
[Brief description of the drawings]
FIG. 1 of the present inventionPlayback deviceFIG. 3 is a perspective view showing a portable audio player according to one embodiment.
FIG. 2 is a front view of the portable audio player shown in FIG.
3 is a right side view of the portable audio player shown in FIG. 1. FIG.
4 is a plan view of the portable audio player shown in FIG. 1. FIG.
FIG. 5 is an exploded perspective view of the portable audio player shown in FIG.
6 is an explanatory diagram showing an enlarged main part of the portable audio player shown in FIG. 5. FIG.
FIG. 7 shows in FIG.Support memberFIG. 7 is a perspective view of the operation knob and the operation button as viewed from the opposite side of FIG. 6.
FIG. 8 shows in FIG.Support memberFIG. 3 is a longitudinal sectional view of an operation knob and operation buttons.
FIG. 9 is a longitudinal sectional view of an operation unit of the portable audio player shown in FIG. 1;
FIG. 10 is an explanatory diagram showing a state where the first operation unit of the portable audio player shown in FIG. 1 is in the first position.
11 is an explanatory view of the operation unit shown in FIG. 10 as viewed from an angle opposite to that in FIG. 9;
FIG. 12 is an explanatory diagram showing a state where the first operation unit of the portable audio player shown in FIG. 1 is in the second position.
13 is an explanatory view of the operation unit shown in FIG. 12 as viewed from an angle opposite to that in FIG. 9;
FIG. 14 is an explanatory diagram for explaining the operation of the first position and the second position of the first operation unit of the portable audio player shown in FIG. 1;
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Portable audio player (electronic device), 2 ... Board assembly, 4 ... Casing, 5 ... 1st operation part, 6 ... 2nd operation part, 11 ... Chassis, 12 ... Wiring board, 15 ... Lower case, DESCRIPTION OF SYMBOLS 16 ... Upper case, 35 ... Operation knob, 36 ... Turning member, 37 ... Torsion coil spring, 38 ... Click feeling generation mechanism, 40 ... 1st detection switch, 41 ... 2nd detection switch, 42 ... Position detection switch, 45 ... Operation buttons, 46 ... Operation axes, 47 ... Power switch

Claims (5)

A playback unit for playing back a recording medium;
A first operation unit for performing an operation of switching the operation of the reproduction unit;
A second operation unit that is provided in the vicinity of the first operation unit and is operated to switch on / off the supply of power to the reproduction unit ;
The first operation unit includes an operation knob that can move to a first position and a second position, a support member that supports the operation knob so as to be rotatable and movable in an axial direction, and movement of the operation knob. It has a click feeling generation mechanism that sometimes generates a click feeling,
The support member has an inner cylinder part and an outer cylinder part arranged concentrically,
The operation knob has an inner cylinder portion arranged between the inner cylinder portion and the outer cylinder portion, and an outer cylinder portion arranged outside the outer cylinder portion,
The click sensation generating mechanism includes a gap between a first recess and a second recess provided corresponding to the first position and the second position, respectively, and the first recess and the second recess. A steel ball that moves, an elastic body that biases the steel ball to the first recess or the second recess, and a housing that holds the elastic body and the steel ball ,
The first concave portion and the second concave portion are provided on the outer peripheral surface of the inner cylinder portion,
The playback device is configured such that the casing is fixed inside the operation knob . The operation knob is provided so as to be rotatable with respect to the casing in which the reproduction unit is accommodated, and is linearly moved along the axis of rotation, so that the first on the casing side is provided. The playback device according to claim 1, wherein the playback device is selectively switchable between a position and the second position on the side away from the casing. 2. The playback unit is set in a first operation mode when the first operation unit is in the first position, and the playback unit is set in a second operation mode when the first operation unit is in the second position. Playback device. The housing of the click feeling generating mechanism is provided with an opening window through which a part of the steel ball is exposed, and the exposed portion of the steel ball exposed from the opening window is defined as the first recess and the second recess. The playback device according to claim 1, wherein the playback device is selectively engaged with the playback device . The operation knob has an operation piece for switching the operation of the reproduction unit in the first operation mode or the second operation mode by being rotated in the first position and the second position. with the rotation member is fixed by the elastic pieces, the reproduction of the elastic piece deflection blocking to claim 3, wherein the operation knob is provided on the supporting member regulating portion for preventing the dropping from the support member to the apparatus.

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