WO2008059894A1 - Terminal portable coulissant - Google Patents

Terminal portable coulissant Download PDF

Info

Publication number
WO2008059894A1
WO2008059894A1 PCT/JP2007/072122 JP2007072122W WO2008059894A1 WO 2008059894 A1 WO2008059894 A1 WO 2008059894A1 JP 2007072122 W JP2007072122 W JP 2007072122W WO 2008059894 A1 WO2008059894 A1 WO 2008059894A1
Authority
WO
WIPO (PCT)
Prior art keywords
magnet
housing
closed state
coil portion
state
Prior art date
Application number
PCT/JP2007/072122
Other languages
English (en)
Japanese (ja)
Inventor
Noriyoshi Sato
Kazuhiro Konishi
Kazunori Kono
Hiroshi Omura
Original Assignee
Panasonic Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2007088492A external-priority patent/JP5199597B2/ja
Application filed by Panasonic Corporation filed Critical Panasonic Corporation
Priority to US12/514,791 priority Critical patent/US8285349B2/en
Priority to CN2007800424079A priority patent/CN101536475B/zh
Publication of WO2008059894A1 publication Critical patent/WO2008059894A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0235—Slidable or telescopic telephones, i.e. with a relative translation movement of the body parts; Telephones using a combination of translation and other relative motions of the body parts
    • H04M1/0237—Sliding mechanism with one degree of freedom

Definitions

  • the present invention relates to a mobile terminal, and in particular, a portable state in which a back surface of a first housing and a front surface of a second housing are stacked so as to face each other, a back surface of the first housing, and a second housing
  • the present invention relates to mobile phones, PDAs, cameras, notebook-type personal computers, and other slide-type mobile terminals that can select the extended state by relative translation of the surface of the screen.
  • a slide-type mobile phone has a slide mechanism that relatively slides in a state in which a first casing and a second casing are overlapped in the vertical direction. And a slide case attached to one of the first housing and a slide case attached to the slide case so as to be slidable with respect to the other one of the first housing and the second housing. And an elastic means provided between the slider and the slide case and slidably biasing the slider in a closing direction and an opening direction. (For example, see Patent Document 1).
  • Patent Document 1 Japanese Patent Laid-Open No. 2005-210649
  • This elastic means is constituted by a torsion coil spring, for example, and is provided between the slider and the slide case.
  • the slider is moved in a closing direction and an opening direction from a predetermined sliding position with respect to the slide case. Then, the torsion coil spring rotates around one end of the elastic means fixed to the slide case. Therefore, since the space that exists when the coil portion of the torsion coil spring is in the closed state must be formed in advance, the space between the slider 1 and the slide case must be A sliding space for the torsion coil spring is always necessary. As a result, the slide mechanism composed of the slider and the slide case required a predetermined thickness, so that the mobile terminal on which the slide mechanism is mounted is also thick, and it is difficult to reduce the size of the mobile terminal.
  • the torsion coil spring requires the aforementioned urging force, it is desirable to increase the number of turns as a means to reduce the generated stress, but on the other hand, the height of the space in which the coil portion slides is increased. Must be high. For this reason, it has been difficult to achieve both a reduction in the thickness of the slide mechanism and the securing of the urging force, for example, the thickness of the slide mechanism must be increased.
  • the present invention has been made in view of the above circumstances.
  • First, the slide type mobile terminal is made thinner.
  • the closed state can be reliably maintained without increasing the size of the elastic member.
  • the magnet in order to maintain the closed or open state, when using a magnet and a suction member that the magnet attracts, the magnet should not be damaged even if they collide.
  • the fourth object of the present invention is to provide a slide-type portable terminal that extends the life by reducing the generated stress without making the elastic member thick (high).
  • the slide-type mobile terminal according to claim 1 of the present invention includes a first housing, a second housing, and the two A connecting portion that connects the two housings, the two housings being in a closed state where they overlap each other, and an opening that is extended by sliding the first housing in a predetermined direction relative to the second housing.
  • the connecting portion includes a spring that applies a biasing force to the two housings such that the two housings are in the closed state or the open state, and the springs One end of the coil portion is fixed at a first position that moves with the housing, and the other end of the coil portion is fixed at a second position that moves with the second housing.
  • the coil portion when the housing mode changes from the closed state to the open state, the coil portion can avoid interference with other components, and the space where the coil portion is located in the open state can be reduced. Since it does not have to be formed in advance, the main body can be downsized by effectively using the space in the main body.
  • a slide-type mobile terminal according to claim 2 of the present invention is the slide-type mobile terminal according to claim 1, wherein the magnet is held on the first housing side and the magnet is held on the second housing side. And a suction member that attracts the magnet, and is provided at the third position.
  • the slide type mobile terminal according to claim 3 of the present invention is the slide type mobile terminal according to claim 2, wherein any one of the magnet and the attraction member moves in the predetermined direction. It has a regulation means which regulates.
  • the sliding force in the closed state is realized by the attractive force of the magnet, and the impact force generated in the magnet can be reduced when the magnet and the attractive member face each other.
  • the first casing, the second casing, and a connecting portion that slidably connects the two casings so that the first casing advances in a predetermined direction with respect to the second casing.
  • the two casings are in a closed state where they overlap each other and an open state where the first casing is extended in a predetermined direction, and the connecting portion is the first casing
  • a magnet is provided at a first position that moves together with the second housing, and a suction member that is attracted to the magnet at a second position that moves together with the second housing.
  • An attractive force is applied to the two housings so that the two housings are in the closed state, and either the magnet or the suction member is between the two housings. It may be arranged at a third position opposite to the traveling direction. Furthermore, it is preferable that either one of the magnet and the attracting member is provided with a restricting means for restricting a moving amount in which the connecting portion moves in a sliding direction.
  • the main body can be downsized by effectively using the space in the main body. I can plan.
  • the maintaining force in the closed state or the open state is realized by an attractive force by the magnet, and the impact force generated in the magnet can be reduced when the magnet and the attractive member face each other.
  • the slide-type mobile terminal according to claim 4 of the present invention is the slide-type mobile terminal according to claim 1, wherein the elastic portion includes a first arm portion attached to the first position at one end; A central coil portion connected to the second arm portion attached to the second position at the other end, the central coil portion comprising a coil portion having a large diameter and a small diameter, and an uppermost surface of the central coil portion; Alternatively, it is formed so that the small-diameter central coil portion starts and ends from the vicinity of the symmetrical position of the start position of the two arm portions with the center of the large-diameter coil portion as the axis of symmetry. It is characterized by that.
  • the effective deployment length can be increased without increasing the thickness of the central coil portion.
  • the main body can be downsized by effectively utilizing the space inside the unit.
  • the magnet since the impact force generated when the magnet and the attracting member face each other or when the user drops is reduced, the magnet is prevented from being damaged. In addition, even if there are variations in manufacturing and part dimensions, the closed state can be reliably maintained by the action of the suction force. Also, the center of the small diameter does not overlap or interfere with the arms of the torsion coil spring. Coil Since the torsion coil spring is formed, the effective deployment length can be lengthened without increasing the thickness of the torsion coil spring, the bending stress generated in the torsion coil spring can be reduced, and the life characteristics can be improved.
  • the arm portion and the small-diameter central coil portion do not interfere with each other, so that even after deformation, the thickness of the central coil portion is not different from the conventional case where there is no small-diameter central coil portion.
  • FIG. 1 is a perspective view (a) showing an external appearance of a slide-type mobile phone according to Embodiment 1 of the present invention, and (b) is an open state.
  • FIG. 2 Approximate center cross-sectional view of Fig. 1
  • FIG. 3 is a block diagram showing an electrical configuration in the housing of the slide type mobile phone according to the first embodiment of the present invention.
  • FIG. 4 is an exploded perspective view of a connecting portion in Embodiment 1 of the present invention.
  • FIG. 6 Plan view (a) of the connecting portion in Embodiment 1 of the present invention is in a closed state, (b) is in an open state.
  • FIG. 7 The body portion passing through the center of the torsion coil spring in Embodiment 1 of the present invention. Sectional view (a) is closed, (b) is open
  • FIG. 10 shows a conventional torsion coil spring, (a) is a plan view, and (b) is a central sectional view.
  • FIG. 11 shows a torsion coil spring according to Embodiment 2 of the present invention, where (a) is a plan view and (b) is a central sectional view.
  • FIG. 1 is a perspective view showing an external appearance of a slide type mobile phone according to Embodiment 1 of the present invention, where (a) shows a closed state and (b) shows an open state.
  • FIG. 2 shows a schematic central cross-sectional view of FIG.
  • FIG. 3 is a block diagram showing an electrical configuration in the housing of the slide type mobile phone according to the first embodiment of the present invention.
  • FIG. 4 is an exploded perspective view of the connecting portion in Embodiment 1 of the present invention.
  • FIG. 5 is a partially enlarged view of FIG.
  • FIG. 6 is a plan view of the connecting portion in Embodiment 1 of the present invention, where (a) shows a closed state and (b) shows an open state.
  • FIG. 7 is a cross-sectional view of the main body passing through the center of the torsion coil spring according to the first embodiment of the present invention, where (a) shows a closed state and (b) shows an open state.
  • Fig. 8 is a conceptual diagram in which the connecting part is replaced with a spring mass system.
  • Figure 9 shows the measurement results of the sliding force when the body is opened from the closed state to the open state.
  • the slide-type mobile phone (hereinafter referred to as the main body) 1 of Embodiment 1 is generally configured so as to be slidably coupled with two housing forces S 2
  • One case will be described as an upper case 2 and the other case as a lower case 3.
  • the main body 1 includes a connecting portion 4 for fixing the upper and lower housings 2 and 3 so as to be slidable.
  • the main body 1 is slidably connected by the sliding movement of the connecting portion 4.
  • FIG. 1 (a) When carrying or checking an incoming mail, as shown in FIG. 1 (a), the main body 1 is used in a closed state (closed state). On the other hand, when inputting letters, numbers, and telephone numbers, as shown in FIG. 1 (b), the main body 1 is used in an open state (open state). Main unit 1 is open In either state or closed state, you can hang up after receiving. When the main unit 1 is changed from the closed state to the open state, the upper case 2 moves by L in the direction of arrow A with respect to the lower case 3 as shown in FIG.
  • the upper housing 2 includes a receiver 5, a display unit 6, a display unit cushion 7, a first camera unit 8, and a first unit.
  • the camera unit 9, the first magnet 10, the first operation unit 11, the first printed circuit board 12, and the antenna 13 are accommodated, and a transparent window 14 is provided on the main surface 2A.
  • a wireless circuit unit 15 On the first printed circuit board 12, a wireless circuit unit 15, a matching circuit unit 16, a data conversion unit 17, an audio processing unit 18, an image processing unit 19, an information recording unit 20, a control unit 21, and the like are mounted. Further, a power feeding part (not shown) is formed, and the antenna 13 is connected to this power feeding part.
  • the lower housing 3 includes a transmitter 22 (microphone), a second operation unit 23, a speaker (shown only in FIG. 3) 24, a hall element 25 used as a magnetic detection element, and a second A printed circuit board 26, a UIM card mounting part 27, a detachable battery 28 and the like are accommodated.
  • the second operation portion 23 is exposed on the main surface 3A of the lower housing 3 when the main body portion 1 is in the open state.
  • a UIM (User Identity Module) card 29 (shown in Fig. 6) used as an IC card that records contractor information, telephone number information, personal identification information, etc. is a UIM placed under the battery 28.
  • the battery can be exchanged with the battery cover 30 and the battery 28 attached to the card insertion part 27 and covering the battery 28 removed.
  • the connecting portion 4 is configured to slidably fix the upper and lower housings 2 and 3 and may be configured integrally with the upper housing 2 and the lower housing 3 described above.
  • the guide rail portion 31, the base rod, the torsion sleeve, the thread 33, the first rivet 34, the second rivet 35, the second magnet 36, and the second magnet 36 are accommodated.
  • the housing member 37 and the suction member 38 are configured.
  • the lower rail is attached to the guide rail portion 31 fixed to the upper housing 2 by screws (not shown) by screws (not shown).
  • the base portion 32 fixed to the body 3 is slidable.
  • the flexible printed circuit board 39 (flexible wiring member) is disposed between the upper housing 2 and the lower housing 3 by being bent. One end of the flexible printed circuit board 39 is inserted into the connector 40A provided on the surface of the first printed circuit board 12 facing the lower housing 3, and the other end of the flexible printed circuit board 39 is the battery cover on the second printed circuit board 26. Facing 30 The first printed circuit board 12 and the second printed circuit board 26 are electrically connected by being inserted into a connector 40B provided on the surface.
  • the upper casing 2 is formed such that the front end side is thicker than the rear end side overlapping the second operation portion 23 of the lower casing 3.
  • the lower housing 3 is formed such that the front end side is thinner than the rear end side that overlaps the first operation portion 11 of the upper housing 2.
  • the two housings 2, 3 can be opened. Are preferably not held simultaneously. Therefore, the lower casing 3 is formed so as to surround both side surfaces of the upper casing 2, thereby making it difficult for the gripping hand to touch the upper casing 2.
  • the upper housing 2 will be described.
  • the receiver 5 is a first audio output unit, and outputs the communication partner's audio.
  • the user listens to the receiver 5 and listens to the other party's voice.
  • the display unit 6 is disposed below the transparent window 14 that forms a part of the main surface 2A via the display unit cushion 7.
  • the display unit 6 displays a mark indicating received electric field strength, remaining battery capacity information, time information and incoming call information, input characters and symbols, and the like.
  • the user can recognize the display information displayed on the display unit 6 even when the main body 1 is in an open or closed state.
  • the display unit 6 is composed of a liquid crystal display (LCD), an organic EL, or the like, and is configured by a display unit wiring member made of a flexible printed wiring board having flexibility.
  • the first camera unit 8 is provided adjacent to the receiver 5. During a videophone call, the user is photographed. The photographed image is displayed as a mirror image on the display unit 6. Is sent. It also has a face authentication function, and determines whether or not the user is himself / herself by comparing with a pre-registered image.
  • the second camera unit 9 is disposed on the back surface of the first camera unit 8 so that the rear side of the display unit 6 can be imaged.
  • the captured image displayed on the display unit 6 can be confirmed while shooting.
  • Both the second camera unit 9 and the first camera unit 8 described above were captured together.
  • Incident light from a subject passes through a lens group and is converted from an optical signal to an electrical signal by a photoelectric conversion element such as a CCD (charge coupled device), and image information is generated. This image information is processed by the image processing unit 19 and then an image is generated on the display unit 6.
  • the display unit 6, the first camera unit 8, and the second camera unit 9 are connected to the image processing unit 19, and image information captured by the first camera unit 8 and the second camera unit 9 is used. Is recorded in the information recording unit 20 when predetermined photographing is performed.
  • the information recording unit 20 also includes telephone number information, voice information, image information other than the captured image information (received image information, etc.), characters such as e-mails being created or transmitted / received. Information can be recorded.
  • the first magnet 10 is disposed on the lower end side of the upper housing 2 so as to overlap with the Hall element 25 when the main body 1 is closed.
  • the first operation unit 11 is composed of a plurality of operation buttons arranged at the lower end of the main surface 2A of the upper housing 2. It consists of a receive button, an end button, operation buttons that can adjust the volume of sound output from the receiver 5 and speaker 24, switch to manner mode, and select and confirm on the menu screen.
  • the first printed circuit board 12 is disposed below the display unit 6.
  • the antenna 13 is disposed at the tip of the upper housing 2 and adjacent to the second camera unit 9.
  • the lower housing 3 will be described.
  • the second operation unit 23 includes a plurality of operation buttons arranged on the main surface of the lower casing. Numbers, letters and symbols are printed to enter phone numbers and letters.
  • the microphone 22 is disposed on the main surface 3A of the lower casing 3 together with the second operation section 23, and the upper casing 2 is covered and opposed when the main section 1 is closed, and the main section 1 is opened. It is provided to be exposed at the time of.
  • the speaker 24 is a second sound output unit, and outputs a ring tone or hands-free sound.
  • the Hall element 25 is provided on the second printed circuit board 26 so as to face the first magnet 10 when the main body 1 is closed.
  • the Hall element 25 detects the magnetic field of the first magnet 10 and outputs a detection signal to the control unit 21 because the first magnet 10 is in the proximity state when the main body 1 is closed.
  • the Hall element 25 includes the first magnet 1 when the main body 1 is open. Since 0 is separated, the magnetic field of the first magnet 10 cannot be detected, so that the Hall element 25 does not generate a detection signal. That is, when the Hall element 25 detects the first magnet 10, the main body 1 is in a closed state, and if it cannot be detected, it is in an open state.
  • the light source that illuminates the first operation unit 11 is turned on. If it is not operated for a predetermined time, the illumination is turned off.
  • both the light sources for illuminating the first operation unit 11 and the second operation unit 23 are turned on, and the characters and symbols on the first operation unit 11 and the second operation unit 23 are clear. Can be seen.
  • both the light source power S for illuminating the first operation unit 11 and the second operation unit 23 are turned off, thereby reducing power consumption.
  • the second printed circuit board 26 is provided around the battery 28, and partly includes a UIM card mounting part 27 and a connector (not shown) connected to the battery 28.
  • the control unit 21 is connected to the first operation unit 11, the second operation unit 23, the Hall element 25, the wireless circuit unit 15, the data conversion unit 17, the image processing unit 19, and the information recording unit 20, and these Take control. Further, the control unit 21 is also connected to the battery 28.
  • the radio circuit unit 15 is connected to the antenna 13 via the matching circuit unit 16, and is configured to process data received by the antenna 13 and output it to the data conversion unit 17.
  • the matching circuit unit 16 matches the impedance of the antenna 13 with the input impedance of the radio circuit unit 15.
  • the data conversion unit 17 is connected to the audio processing unit 18, and the audio processing unit 18 is connected to the receiver 5, the speaker 24, and the microphone 22.
  • the data converter 17 converts the received data from the antenna 13 into audio data via the matching circuit unit 16, the radio circuit unit 15, and the control unit 21, and outputs the audio data to the audio processor 18.
  • the audio processing unit 18 decodes the audio data to generate an audio signal, and then outputs the audio signal to the receiver 5 and the speaker 24.
  • the receiver 5 and the speaker 24 output sound corresponding to the sound signal transmitted from the sound processing unit 18.
  • the audio processing unit 18 encodes the audio received by the microphone 22 to generate audio data, and then outputs the audio data to the data conversion unit 17.
  • the data converter 17 Is converted into communication data and then output to the radio circuit unit 15.
  • the radio circuit unit 15 processes the received communication data and transmits it from the antenna 13 as a radio signal radio wave.
  • the bent portion is formed at a position adjacent to the second camera portion 9.
  • the folded part moves, and the state after the movement is shown in Fig. 7 (b).
  • the guide rail portion 31, the base portion 32, and the housing member 37 are formed of a nonmagnetic thin metal plate.
  • the attraction member 38 is formed of a magnetic metal thin plate.
  • the base portion 32 is formed on the first central portion 41, the U-shaped guide portion 42 formed at the opposite ends of the first central portion 41, and the first central portion 41.
  • a pair of holding parts 43 that are bent so as to face each other, a first hole 44 for providing a UIM card mounting part 27, a coil part of a helical coil spring 33, and a tip of an arm on one end side of 33A
  • a second hole 46 (first position according to the claims) in which the tip of the first rivet 34 is attached by caulking is provided.
  • the guide rail portion 31 includes a second central portion 47, a sliding portion 48 formed at both ends of the second central portion 47 and slidably guided by the guiding portion 42, and a coil portion 33A of the torsion coil spring 33.
  • the torsion coil spring 33 one end where the first ring portion 45 is formed pivots on the first central portion 41 around the second hole 46.
  • the other end on which the second ring portion 49 is formed moves while facing the back side of the main surface 3 A of the lower housing 3.
  • the coil portion 33A is formed in a right-handed shape, and when the main body portion 1 is in the closed state, the second hole 46 is disposed closer to the direction of the arrow A with respect to the third hole 50.
  • the torsion coil spring 33 is attached to the connecting portion 4 with a predetermined twist angle.
  • the coil portion 33A is between the first hole 44 and the right-angle bend portion 52, and in the substantially rectangular UIM card 29 (shown by a two-dot chain line in FIGS.
  • the space in the main body portion 1 can be effectively used, and the increase in the overall length of the main body portion 1 can be avoided.
  • a size suitable for terminals is realized.
  • a clearance for providing the coil portion 33A and the UIM card mounting portion 27 is provided to provide the main surface 3A of the lower housing 3. Is formed.
  • the main surface 3A of the lower housing 3 is located between the first operation portion 11 and the guide rail portion 31 of the upper housing 2.
  • a battery 28 is mounted on the back side of the base portion 32.
  • a first printed circuit board 12 and a display unit 6 are mounted on the surface side of the guide rail unit 31.
  • the main body 1 in the closed state is minimized in unused space, and the main body 1 is reduced in size and thickness.
  • the second magnet 36 having the magnetization direction in the direction of arrow B is accommodated in the accommodating member 37.
  • the accommodating member 37 is formed by a plurality of bends so that the substantially rectangular second magnet 36 can be accommodated.
  • the holding portion 43 is formed with a fourth hole 53 having a width W1.
  • the bent piece 54 having a width W2 (W1> W2) formed on the side surface of the housing member 37 is engaged with the fourth hole 53 while being held. After the engagement, the bent piece 54 pulls on the fourth hole 53 and cannot be removed.
  • the accommodating member 37 can move in the arrow B direction only by a gap (W1-W2) generated after engagement. In other words, the housing member 37 is restricted by the holding portion 43 from moving in the direction of arrow B (W1-W2) or less. This (W1-W2) is sufficiently small relative to L.
  • FIG. 7 (a) the first central portion 41 and the second central portion 47 overlap each other.
  • the coil portion 33A of the torsion coil spring 33 is disposed on the first central portion 41 so as to be positioned between the first hole 44 and the right angle bending portion 52.
  • the suction member 38 is attracted by the second magnet 36 and the suction member 38 and the accommodation member 37 are in close contact with each other.
  • the gap 56 in which the coil portion 33A is accommodated is shown by diagonal lines, and this gap 56 is part of the back surface of the main surface 2A of the upper housing 2 and the lower housing 3. This is formed in an area surrounding a part of the back surface of the main surface 3A, a right-angle bent portion 52 of the guide rail portion 31, the first central portion 41 of the base portion 32, and the UIM card mounting portion 27.
  • the upper housing 1 advances in the direction of arrow A together with the guide rail 31 as shown in FIGS. 6 (b) and 7 (b).
  • the suction member 38 and the housing member 37 are separated from each other, the UIM card mounting part 27 and the right-angled bending part 52 are separated from each other, and the main surface 3A of the lower housing 3 is exposed.
  • the torsion coil spring 33 rotates clockwise around the first rivet 34, the coil portion 33A follows the right-angled bent portion 52.
  • the guide rail portion 31 is linearly operated, the coil portion 33A rotates, and therefore the coil portion 33A does not collide with the right angle bent portion 52.
  • FIG. 7 (b) the gap 57 in which the coil portion 33A is accommodated is shown by hatching.
  • the position of the coil portion 33A when the main body portion 1 is in the open state is the position where the guide rail portion 31 was present when the main body portion 1 was in the closed state.
  • the gap 56 increases by L in the traveling direction to generate a gap 57.
  • the space in which the coil portion 33A is arranged expands (extends) by the amount of movement of the upper casing 2 as the upper casing 2 moves.
  • a second magnet 36, a storage member 37, and a suction member 38 are also arranged.
  • a suction member 38 in the open state is ensured. That is, by arranging the coil portion 33A, the second magnet 36, and the suction member 38 in the gap 56 that expands and contracts, the existing position in the open state does not have to be formed in advance in the closed state.
  • the space in Part 1 can be used effectively.
  • the upper housing 1 When the main body part 1 is changed from the open state to the closed state, the upper housing 1 together with the guide rail part 31 advances in the direction opposite to the arrow A direction, so that the suction member 38 approaches the housing member 37, and The right-angled bent part 52 is close to the UIM card mounting part 27, and the main surface 3A of the lower casing 3 is covered with the upper casing 2.
  • the torsion coil spring 33 rotates counterclockwise around the first rivet 34, the coil portion 33A follows the right angle bent portion 52.
  • the torsion coil spring 33 has a part of the gap 57 on the upper surface side (upper housing 2 side) of the coil portion 33A when the main body portion 1 is in an open state, Part 33A can surface.
  • the second ring portion 49 of the torsion coil spring 33 enters the back side of the main surface 3A of the lower housing 3 before the coil portion 33A. The surface side can be guided and entered.
  • the coil portion 33A of the torsion coil spring 33 is formed in a left-handed manner, one end having the first ring portion 48 is formed from the upper surface side of the coil portion 33A, and the other end having the second ring portion 49 is The coil portion 33A is molded from the lower surface side (base portion 32 side). In this case, when the body part 1 is closed with the open state force, the second ring part 49 enters the back side of the main surface 3A of the lower housing 3 before the coil part 33A, but the upper surface side of the coil part 33A floats. If this is the case, the coil portion 33A will collide with the tip 3B of the main surface 3A before entering the back side of the main surface 3A of the lower housing 3. For this reason, a large gap between the upper surface side of the coil portion 33A and the back side of the main surface 3A of the lower housing 3 must be secured, leading to an increase in the thickness of the main body portion 1.
  • the winding direction of the coil portion 33A is the leading one when changing from the open state to the closed state.
  • the winding direction may be set so that the other end having the two-ring portion 49 starts from the upper surface of the coil portion 33A.
  • the force S in which the first ring part 45 and the second ring part 49 are formed at one end and the other end of the torsion coil spring 33, respectively, is not limited to this shape.
  • Nagu tip Can be bent and engaged with the second hole 46 or the third hole 50! /.
  • Fig. 8 is a conceptual diagram in which the connecting part is replaced with a spring mass system.
  • the urging force is the second rivet 34 of the guide rail portion 31 represented by the first rivet 34 and the mass m. Acts on rivet 35.
  • the mass m is urged against the guide part 42 and generates a frictional force. If the angle between the first rivet 34 and the second rivet 35 is ⁇ , the spring force of the sliding force when sliding the mass m in the direction of arrow A is the spring force generated by the torsion coil spring 33. Cosine ⁇ ⁇ product.
  • FIG. 9 shows the measurement result of the sliding force when the lower housing 3 is fixed and the upper housing 2 is opened from the closed state to the open state.
  • the second magnet 36 is attracting the suction member 38. Therefore, when the main body 1 is opened from the closed state, the sliding force is the same as that of the torsion coil spring 33 and the second magnet. The sum of 36 suction and friction forces. If the upper housing 2 is slid until the second magnet 36 moves away from the attraction member 38, the attraction force of the second magnet 36 acting on the attraction member 38 will approach zero as much as possible. The sum of the force of the spring 33 and the frictional force. From FIG. 9, it can be understood that the sliding force rapidly decreases when the upper housing 2 moves by ⁇ .
  • the sliding force in the closed state becomes ⁇ .
  • the attraction force of the second magnet 36 acts to increase from point ⁇ to point F.
  • the biasing force is similarly generated when closing from the open state.
  • the main body 1 is composed of a large number of parts, the side surfaces of the housing member 37 and the suction member 38 that face each other may not be parallel due to manufacturing variations and component size variations. , Variation occurs in the preset closed position. Therefore, in order to ensure that the housing member 37 and the suction member 38 are brought into close contact with each other even when the position of the normal closed state varies, the housing member 37 can be moved by (W1 ⁇ W2). In addition, by making it possible to correct the direction in which the housing member 37 faces within the range of (W1-W2), the side surfaces of the housing member 37 and the suction member 38 facing each other can be made parallel. In the first embodiment, the movement amount that can move in the arrow A direction and the opposite direction about the normal closed state position is equally distributed, but the distribution amount may be set as appropriate.
  • the accommodating member 37 can be moved in the sliding direction.
  • An elastic member made up of a cushion or the like may be interposed to compress at a regular position. In this case, if the side surfaces of the housing member 37 and the suction member 38 that face each other are not parallel, the elastic member is biased and compressed to correct the inclination.
  • the second magnet 36 and the attraction member 38 may directly face each other.
  • an elastic member may be provided on the back surface of the facing surface of the second magnet 36 facing the suction member 38, and the second magnet 36 may be urged into contact with the suction member 38.
  • the elastic member is biased and compressed to correct the inclination, and the second magnet 36 and the suction member 38 face each other.
  • the sides can be parallel.
  • the second magnet 36 has been described as a structure that attracts the suction member 38 when in the closed state. However, when the second magnet 36 is in the open state, the magnet may attract the suction member in both states. Good.
  • housing member 37 is used to simplify the method of attaching the second magnet 36, and the second magnet 36 is fixed to the base portion 32 by adhering or fixing it.
  • Housing member May be accommodated.
  • a magnetic metal body may be provided on one side of the magnet to magnetize it, and this yoke may be opposed to the attraction member.
  • the configuration described in the first embodiment is not limited to the configuration in which the suction member is configured to be sucked so that the yoke can move.
  • the magnet attracts the attracting member to maintain the closed state or the open state of the main body, the magnet, the magnetic body integrally held by the magnet, and the suction attracted by these magnets.
  • the side surfaces to be sucked are inclined and non-parallel to each other, either one of them may be corrected for inclination.
  • the connecting portion for slidably connecting the upper housing and the lower housing is provided, but the guide rail portion is formed integrally with the upper housing, and the base A part may be formed in the lower casing, and a spring member that applies a biasing force to the two casings, such as a torsion coil spring, a compression spring, and a tension spring, may be disposed between the upper casing and the lower casing.
  • a spring member that applies a biasing force to the two casings such as a torsion coil spring, a compression spring, and a tension spring
  • the torsion coil spring 33 has one end of the coil portion 33A fixed to the second hole 46 that moves together with the lower housing 3, and the coil portion in the third hole 50 that moves together with the upper housing 2.
  • the other end of 33A is fixed, and the coil portion 33A is arranged in the gap 56. Since this gap 56 is disposed closer to the direction of the arrow A with respect to the third hole 50 in the closed state, the two casings 2 and 3 slide between the coil portion 33A and the right-angled bending portion 52. Does not interfere.
  • the main body can be downsized by effectively using the space in the main body 1.
  • the second magnet 36 attracts the attracting member 38 in the closed state, and the accommodating member 38 that accommodates the second magnet 36 can be moved in the sliding direction, It is possible to avoid damaging the second magnet 36.
  • the closed state can be reliably maintained by the action of the suction force.
  • the coil portion is disposed in a space that extends when the coil portion changes from the closed state to the open state, and is used effectively within the housing.
  • a structure has been described in which a magnet is used to maintain the closed state or the open state, and the attachment structure that prevents the magnet from being damaged is described.
  • both structures need not be realized at the same time.
  • the present invention is not limited to the first embodiment described above, and does not depart from the gist of the present invention. It can be selected and implemented in various forms within the scope.
  • the torsion coil spring repeats the deformation from the maximum open state to the minimum closed state.
  • the minimum bending stress that occurs when it is fully opened the maximum bending stress that occurs when it is fully closed, and the ratio of these two bending stresses are related to durability.
  • FIG. 10 shows a conventional torsion coil spring, in which (a) is a plan view and (b) is a central sectional view.
  • FIG. 11 shows a torsion coil spring according to Embodiment 2, wherein (a) is a plan view and (b) is a central sectional view.
  • the torsion coil spring 61 includes a tenth arm portion A62, a large-diameter tenth central coil portion A63 wound clockwise from the end of the tenth arm portion A62, and a tenth central coil portion A63. Is a torsion coil spring having two turns, and a tenth arm B64 connected after being wound twice. At this time, the thickness HI of the torsion coil spring is three times the wire diameter [(number of turns N + 1) X-wire diameter].
  • the torsion coil spring 65 includes an eleventh arm portion A66 and a large-diameter eleventh center wound around the right end from the ends of the eleventh arm portion A66 and the eleventh arm portion A66.
  • coil part A (same diameter as 10th central coil part A)
  • 11th central coil part A67 are wound approximately 3/2 times V
  • small diameter 11th central coil part B68 wound right-handed and 11th central coil part B is wound after 1 turn! /
  • Coil part C (same diameter as eleventh center coil part A) 69 and eleventh arm part B70 connected to the terminal end of eleventh center coil part C69.
  • the torsion coil spring 65 of the second embodiment is different from the conventional torsion coil spring 61 in that the eleventh coil part having a small diameter is formed before the eleventh center coil part C69 having a large diameter is formed last.
  • the effective deployment length length from the tip of the eleventh arm A66 to the tip of the eleventh arm B70
  • the thickness H2 of the torsion coil spring is three times the wire diameter.
  • the small diameter eleventh coil portion B68 has a large diameter (the same diameter as the eleventh central coil portion A66), the effective number of turns is 3, and the torsion coil spring thickness H2 is four times the wire diameter. Become.
  • the effective deployment length is larger than the effective winding force 3 ⁇ 4 and smaller than the effective winding force 3 ⁇ 4.
  • the height of the torsion coil spring is about the same as when the effective number of turns is 2.
  • the eleventh arm part A66 and the eleventh arm part B70 of the torsion coil spring 65 form an angle ⁇ of 180 degrees or less when the main body part 1 is in the closed state or the closed state.
  • the angle formed by the eleventh arm ⁇ 66 and the eleventh arm ⁇ 70 is / 3.
  • the eleventh arm ⁇ 66 and the eleventh arm ⁇ 70 in this intermediate state are indicated by a two-dot chain line.
  • the eleventh arm ⁇ 66 is located at the approximate center of the angle ⁇ (where the center of the axis is the axis of symmetry and the end of the eleventh arm ⁇ 66 and the end of the eleventh arm ⁇ 70 are symmetric).
  • the end of the 11th central coil section ⁇ 67 starting from the end of the eleventh central coil section ⁇ 68 starting from this end and the end and end of the eleventh central coil section ⁇ 68 are positioned so as to overlap.
  • the diameter of the eleventh central coil portion ⁇ 68 does not interfere with the eleventh arm portion ⁇ 66 and the eleventh arm portion ⁇ 70 when the main body portion 1 is intermediate between the open state and the closed state. It should be set as follows. That is, the eleventh central coil portion ⁇ 68 having a small diameter is overlapped with the starting end of the first turn of the eleventh central coil portion ⁇ 67 (the eleventh central coil portion ⁇ 67 formed before the eleventh central coil portion ⁇ 68!). By preventing this, the thickness is higher than that of the conventional torsion coil spring 61).
  • the bending stress ⁇ of the torsion coil spring is inversely proportional to the effective developed length (from JIS 2709). Therefore, by forming the small-diameter coil portion at the end of the large-diameter central coil portion, the effective portion deployment length of the torsion coil spring can be increased without increasing the thickness of the spring. Stress can be reduced in inverse proportion to the minute.
  • the eleventh central coil portion B68 having a small diameter may be formed on the upper surface of the force (the state in which FIG. 11 is inverted) on the lower surface.
  • the torsion coil spring supported at both ends and attached to change the torsion angle is the uppermost surface or the lowermost surface of the central coil portion, and the center of the large-diameter coil portion is an axis of symmetry. Since the center coil part with a small diameter is formed to start and end near the symmetrical position of the start position of the two arm parts, the effective length of the spring is increased by the circumference of the center coil part with a small diameter. be able to.
  • torsion coil spring described in the second embodiment is not limited to being used for the connecting portion.
  • the other end rotates around one end, and the twist angle repeatedly changes from the first predetermined angle to the second predetermined angle.
  • the life of the torsion coil spring can be extended.
  • the second embodiment has been described as a modification of the torsion coil spring having two effective turns, the same effect can be obtained by applying to a torsion coil spring having one or more turns.
  • the slide-type mobile terminal of the present invention has a spring that behaves by disposing a spring that imparts an urging force in a space that expands when the form of the housing is changed from the closed state to the open state.
  • the required space can be minimized.
  • a magnet and a suction member are arranged.
  • the magnet and the attracting member attracted by the magnet are attracted to each other, when the open state is maintained and the closed state is maintained, damage to the magnet is avoided, and even if there is a variation in parts, it is steadily performed. Since it is sucked, it has many effects such as maintaining the closed state if it is reliably opened. It is suitable for application to a sliding device in a slidable small electronic device such as a device mobile phone, PDA, mopile type PC, notebook type PC.

Abstract

L'objet de la présente invention est de réduire la taille et l'épaisseur d'un terminal portable et d'assurer une force de pression du terminal portable en même temps. Un boîtier supérieur (2) est relié à un boîtier inférieur (3) par une section de connexion (4) en permettant au boîtier supérieur de se déplacer vers l'avant suivant une direction prescrite à partir du boîtier inférieur. Les deux boîtiers (2, 3) peuvent être dans un état fermé, où les boîtiers sont placés l'un sur l'autre, et être dans un état ouvert, où les boîtiers sont étendus en déplaçant le boîtier supérieur (2) vers l'avant suivant la direction prescrite. La section de connexion (4) est pourvue d'un ressort à enroulements de torsion (33) pour appliquer une force de pression aux deux boîtiers (2, 3) de sorte que les boîtiers supérieur et inférieur (2, 3) soient à l'état fermé ou à l'état ouvert, une extrémité de la section à enroulements (33A) étant fixée à un second orifice (46) et l'autre extrémité de la section à enroulements (33A) étant fixée à un troisième orifice (50). La section à enroulements (33A) est agencée dans un espace (56) formé en ayant les deux boîtiers (2, 3) partiellement l'un en face de l'autre suivant la direction d'un mouvement vers l'avant et l'espace (56) est agencé plus à proximité d'une direction prescrite à partir du troisième orifice (50) à l'état fermé.
PCT/JP2007/072122 2006-11-14 2007-11-14 Terminal portable coulissant WO2008059894A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US12/514,791 US8285349B2 (en) 2006-11-14 2007-11-14 Sliding portable terminal
CN2007800424079A CN101536475B (zh) 2006-11-14 2007-11-14 滑动型便携式终端

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2006-307754 2006-11-14
JP2006307754 2006-11-14
JP2007-088492 2007-03-29
JP2007088492A JP5199597B2 (ja) 2006-11-14 2007-03-29 スライド型携帯端末

Publications (1)

Publication Number Publication Date
WO2008059894A1 true WO2008059894A1 (fr) 2008-05-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/072122 WO2008059894A1 (fr) 2006-11-14 2007-11-14 Terminal portable coulissant

Country Status (1)

Country Link
WO (1) WO2008059894A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101742858B (zh) * 2008-11-17 2012-10-17 深圳富泰宏精密工业有限公司 滑盖式电子装置
CN114754066A (zh) * 2022-06-15 2022-07-15 荣耀终端有限公司 阻尼机构及电子设备

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60165796A (ja) * 1984-02-09 1985-08-28 株式会社東芝 収納ケ−ス
JPH11331332A (ja) * 1998-03-18 1999-11-30 Nokia Mobile Phones Ltd 伸縮自在式電話機
JP2004222173A (ja) * 2003-01-17 2004-08-05 Matsushita Electric Ind Co Ltd 携帯電話機
JP2005210649A (ja) * 2004-01-26 2005-08-04 Kato Electrical Mach Co Ltd 携帯端末のスライド機構
JP2005286994A (ja) * 2004-03-26 2005-10-13 Geun Ju Lee スライド型携帯電話機用モジュール
JP2006115111A (ja) * 2004-10-13 2006-04-27 Casio Hitachi Mobile Communications Co Ltd 携帯情報端末

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60165796A (ja) * 1984-02-09 1985-08-28 株式会社東芝 収納ケ−ス
JPH11331332A (ja) * 1998-03-18 1999-11-30 Nokia Mobile Phones Ltd 伸縮自在式電話機
JP2004222173A (ja) * 2003-01-17 2004-08-05 Matsushita Electric Ind Co Ltd 携帯電話機
JP2005210649A (ja) * 2004-01-26 2005-08-04 Kato Electrical Mach Co Ltd 携帯端末のスライド機構
JP2005286994A (ja) * 2004-03-26 2005-10-13 Geun Ju Lee スライド型携帯電話機用モジュール
JP2006115111A (ja) * 2004-10-13 2006-04-27 Casio Hitachi Mobile Communications Co Ltd 携帯情報端末

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101742858B (zh) * 2008-11-17 2012-10-17 深圳富泰宏精密工业有限公司 滑盖式电子装置
CN114754066A (zh) * 2022-06-15 2022-07-15 荣耀终端有限公司 阻尼机构及电子设备

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