JP4079867B2 - Card connector - Google Patents

Description

  The present invention relates to a card connector of an electronic device such as a personal computer, a mobile phone, a telephone, a PDA (personal digital assistance), a portable audio device, a game machine, a camera, a karaoke, or an information terminal device. The present invention relates to a card connector that can be smoothly discharged without tilting the card by taking measures for discharging.

  In recent years, in electronic devices such as personal computers, mobile phones, telephones, PDAs (personal digital assistance), portable audio devices, game machines, cameras, karaoke, and information terminal devices, there are IC components called IC chips for CPU and memory. The use of built-in IC cards, PC cards, SD cards, SIM cards, etc. has greatly increased, and card connectors for inserting small memory cards such as IC cards, PC cards, SD cards, SIM cards, etc. are widely demanded. Yes.

Japanese Patent No. 3252133

  In the conventional card connector, there is a structure in which push-in / push-out is performed by an eject mechanism disposed inside the connector as a card discharging structure. According to this structure, when the position where the card of the ejection mechanism is pushed out is the corner portion of the card, the card is ejected obliquely. Further, when this structure is used, when the card is repeatedly inserted and removed, the card on the opposite side of the eject mechanism and the connector guide portion are rubbed and worn, and there is a phenomenon in which shavings at that time accumulate. As this shavings accumulate on the connector guide portion, this structure has a problem that the coefficient of friction increases abruptly and card ejection becomes difficult.

  Accordingly, an object of the present invention is to provide a card connector that can be smoothly ejected without tilting the card in order to solve such problems in the prior art.

In order to achieve the above object, a card connector according to the present invention includes a connector main body having at least left and right side walls, a cover member which is combined with the connector main body and forms a connector housing to which a card is attached and detached, and the connector housing. A card connector comprising a plurality of contacts arranged inside and an eject mechanism for attaching and detaching an inserted card, wherein the eject mechanism is an eject member and a spring for biasing the eject member in the card ejection direction A member, a heart-shaped cam, a cam groove formed around the heart-shaped cam, and a cam lever whose one end moves along the cam groove. The cover member is substantially parallel to the card attaching / detaching direction and spaced apart. A guide hole or a guide groove is formed, and the connector housing has the connector A slider member guided to the left and right side walls of the body is disposed, and the slider member is integrally provided with a protrusion that engages with the eject hole of the eject mechanism and the guide hole or guide groove of the cover member. It is characterized by.

  In the card connector of the present invention, the slider member is slid without being inclined by the inclination correction mechanism, so that the card can be suitably discharged, and the slider member can be operated smoothly and smoothly without generating shavings. it can.

  In the card connector according to the present invention, a slider member that is operated in conjunction with an eject mechanism disposed in a connector housing formed by combining a cover member with the connector body includes a guide hole or a guide formed in the cover member. A protrusion is provided so as to be slidable along the groove.

  FIGS. 1 to 12 are diagrams showing a first embodiment of the card connector of the present invention, FIG. 1 is a plan view of the card connector in the first embodiment of the present invention, and FIG. 2 is a front view of the card connector of FIG. 3 is a cross-sectional view taken along line III-III in FIG. 1, FIG. 4 is a cross-sectional view taken along line IV-IV in FIG. 1, and FIG. 5 is a card connector of the present invention in FIG. 6 is a perspective view with the cover member of the card connector of FIG. 5 removed, FIG. 7 is a perspective view when the card is inserted, and FIG. 8 is a perspective view when the card is ejected. is there. 9 is a perspective view of the slider member, FIG. 10 is a front view, FIG. 11 is a perspective view of the cover member, and FIG. 12 is a plan view of the socket body in the card connector of Embodiment 1 of the present invention. .

  As shown in FIGS. 1 to 6, the card connector 1 according to the first embodiment of the present invention includes a connector body 2, a cover member 3, a plurality of contacts 4, an ejection mechanism 5, a slider member 6, It is comprised from the inclination correction mechanism 7. FIG.

  In the card connector 1 according to the first embodiment of the present invention, the ejection mechanism 5 includes an ejection member 8, a spring member 9 that elastically biases the ejection member 8, a heart-shaped cam 20, and a heart-shaped cam 20. The cam groove 21 and the cam lever 25 are comprised. The eject member 8 is formed integrally with the slider member 6.

Such a card connector 1 of the present invention is used by being mounted on, for example, an information terminal device.
When mounted on an information terminal device or the like, the card connector 1 of the present invention has a flat housing-shaped connector housing constituted by a cover member 3 combined with the connector body 2. This connector housing is open on one side and has a card insertion slot 10 formed therein.

  Further, in the card connector 1 of the present invention, the other side of the connector housing is closed by the end wall 14 of the connector main body 2, and the board 11 portion of the connector main body 2 is parallel to the card insertion / removal direction. A plurality of extending grooves 12 are provided. The contacts 4 are aligned and fixedly attached to the respective grooves 12. The contact 4 has an elastically displaceable elastic contact portion 4a on the free end portion side, an intermediate fixed portion 4b, and a terminal portion 4c on the fixed end portion.

  That is, these contacts 4 are first provided with terminal portions 4c for connecting to terminals of other external information terminal devices and devices. Further, these contacts 4 are fixed by being individually pressed into the grooves 12 of the board 11 portion of the connector main body 2 at an intermediate fixing portion 4b forming the contact main body. Then, the contact pad of the inserted card C and the elastic contact portion 4a of the contact 4 are brought into contact and electrically connected.

  In the card connector 1 described above, as clearly shown in FIG. 12, the connector main body 2 is formed by molding an insulating material such as an appropriate synthetic resin material, and a cover member 3 made of a metal thin plate material. They are combined to form a hollow housing shape, which is the basic shape. Further, as shown in FIGS. 6 and 12, the connector main body 2 has a substantially rectangular shape. The connector body 2 includes a flat board 11, an end wall 14 at one end of the board 11, and side walls 15 and 16 on both the left and right sides of the board 11, and the other open side. A card insertion slot 10 is formed at the end. Therefore, the connector body 2 is surrounded by the end wall 14 and the side walls 15 and 16 that are upright at substantially right angles on the three sides of the flat board 11, and the other one is opened to provide the card insertion slot 10. The shape is made.

  In the card connector 1 described above, an elongated recess 19 is provided on one side of the connector body 2 along the side wall 15 for the spring member 9 of the ejection mechanism 5 as shown in FIG. ing. A spring member 9 such as a coil spring is disposed in the hollow portion 19, and the protruding portion 8a of the eject member 8 is engaged with one end of the spring member 9 (FIG. 6). Further, the other end of the spring member 9 is engaged with the end wall 14 which is the other wall of the recess 19. Further, a heart-shaped cam 20 and a cam groove 21 of the ejection mechanism 5 are provided on the upper surface of a part of the board 11 portion of the connector main body 2 at a position adjacent to the inside along the recess 19.

  One end portion 25A of the cam lever 25 is inserted into and engaged with the cam groove 21, and the end portion 25A of the cam lever 25 moves along the cam groove 21 as the eject member 8 moves. is there. With this structure, the other end 25B of the cam lever 25 is rotatably fitted in and supported by the hole 8b of the eject member 8 of the eject mechanism 5. With this structure, the cam lever 25 relatively moves so that the end portion 25 </ b> A follows the cam groove 21 when the eject member 8 moves. At the same time, the spring member 9 is pressed and compressed by the eject member 8.

  As shown in FIG. 12, the cam groove 21 of the eject mechanism 5 includes cam groove portions 21a and 21b formed in a loop around the heart-shaped cam 20, and a recessed portion 21c in the head of the heart-shaped cam 20. A straight cam groove portion 21d that extends substantially straight at the lower end portion of the heart-shaped cam 20 and the cam groove portions 21a and 21b merge, and a card that extends substantially in parallel from the cam groove portions 21a and 21b to the opposite side of the linear cam groove portion 21d. It is comprised from the cam groove part 21e for discharge start, and 21f.

  Further, in this cam groove 21, a connection portion between the cam groove portions 21a and 21b and the recess portion 21c, a cam groove portion 21a and 21b, a card discharge start cam groove portion 21e and 21f, and a linear cam groove portion 21d. There is a slight step provided on the bottom surface of the groove of the connecting portion that becomes the boundary. This step is configured to allow only the movement of the end 25A of the cam lever 25 around the heart-shaped cam 20, for example, in the counterclockwise direction. Accordingly, the end portion 25A of the cam lever 25 can move along the cam groove 21 from the higher position of the groove bottom surface to the lower position over the step. However, the end 25A of the cam lever 25 cannot move over the stepped portion from the lower position to the higher position.

  Further, one guide path 17 for the slider member 6 is formed as a guide rail adjacent to the portion of the connector body 2 where the cam groove 21 of the eject mechanism 5 is formed. Further, a guide path 18 is provided as a corresponding guide rail along the side wall 16 on the opposite side of the connector body 2 so as to face the guide path 17. With the guide paths 17 and 18, the slider member 6 can be guided by sliding in a direction parallel to the card insertion / removal direction.

  An inclination correction mechanism 7 for correcting the inclination of the slider member 6 which is a characteristic part of the card connector 1 of the present invention is provided on the upper surface of the cover member 3 made of a thin metal plate material combined with the connector main body 2.

  The tilt correction mechanism 7, which is a characteristic part of the card connector 1 of the present invention, includes a pair of long and narrow guide holes 22 provided in the upper surface of the cover member 3 in a lateral direction and substantially parallel to each other. It comprises a circular or elliptical guide protrusion 23 formed on the upper surface of the slider member 6 so as to engage with it correspondingly. Such a guide protrusion 23 is preferably made of a synthetic resin material, and the guide protrusion 23 can be smoothly moved along the guide hole 22. Such a guide hole 22 may be a guide groove.

  Furthermore, on the upper surface of the cover member 3, a cantilever spring-shaped restraining member 24 for restraining the cam lever 25 of the eject mechanism 5 is provided near one side wall portion 3 </ b> A of the cover member 3. The cantilever spring-shaped holding member 24 is made by pressing such as punching. Therefore, the free end portion side of the restraining member 24 is engaged so as to be pressed onto the cam lever 25 and restrains the cam lever 25 from popping out and coming off the cam groove 21.

  The pair of guide holes 22 of the cover member 3 are engaged with corresponding circular guide protrusions 23 formed on the upper surface of the slider member 6, thereby favorably guiding the slider member 6. It is formed as follows. Therefore, when the card is inserted or removed, the plurality of guide protrusions 23 provided on the upper surface of the slider member 6 are guided and slid along the guide holes 22 so that the slider member 6 does not rattle. Be guided to. Further, since the slider member 6 acts to correct the inclination of the slider member 6, the slider member 6 is always slid satisfactorily without being inclined at all with respect to the card insertion / removal direction.

  The guide protrusion 23 has a circular shape in the illustrated embodiment. However, the guide protrusion 23 is not necessarily limited to a circular shape, and may be other shapes such as an ellipse or a hook. It is preferable that two guide protrusions 23 are provided for the guide hole 22. Furthermore, if necessary, the guide protrusion 23 can be rotatably provided on the upper surface of the slider member 6 like a roller or a roller.

  Thus, the tilt correction mechanism 7 that prevents and corrects the tilt of the slider member 6 by the set of the guide hole 22 of the cover member 3 and the guide protrusion 23 of the slider member 6 that engages with the guide hole 22 is provided. Will be formed.

  Further, the side wall portions and the end wall portions of the cover member 3 that are upright by being bent downward substantially at right angles to the flat plate-like main portion of the cover member 3 are the side wall portions 3A and 3B and the rear end wall portion 3C. It is formed as. Elongated openings 27 are formed in the side wall portions 3A and 3B and the rear end wall portion 3C, respectively. Engagement projections 26 having a substantially triangular cross section formed on the wall surfaces of the side walls 15, 16 and the end wall 14 of the connector body 2 are engaged with these openings 27, so that the cover member 3 is connected to the connector body 2. In addition, it can be attached by snapping.

  In addition, as shown in FIG. 2, one or a plurality of positioning protrusions 28 are provided on the bottom surface of the connector main body 2. For this reason, the positioning projection 28 is fitted into a corresponding mounting recess or hole of an information terminal device or the like to which the card connector 1 of the present invention is mounted, whereby the card connector 1 of the present invention is connected to the information terminal device or the like. Can be quickly and accurately positioned and attached.

  As shown in FIGS. 9 and 10, in the card connector 1 according to the first embodiment of the present invention, the slider member 6 is formed by bending a flat slider body 13 and both side portions of the slider body 13 substantially at right angles. Side wall portions 6A and 6B, and an end wall portion 6C formed by bending one end of the slider body 13 at substantially the same right angle, and the eject member 8 is integrally formed on one side wall portion 6A. Has been. The slider member 6 has both side wall portions 6A and 6B on both sides bent at a right angle. The bent portion is formed as a guide portion so as to engage with guide passages 17 and 18 on both sides of the board 11 portion of the connector body 2, whereby the slider member 6 serves as a guide rail or a guide surface. Guided along guide paths 17 and 18 are configured to reciprocate.

  Also, the slider member 6 has a card mounting portion that can store a card inside the slider body 13 by bending the side wall portions 6A and 6B on both sides and the end wall portion 6C at one end. The tip of the inserted card is mounted in the card mounting portion and is brought into contact with the side wall portions 6A and 6B and the end wall portion 6C so that the slider member 6 can be pressed and moved. Yes.

  Furthermore, the side wall portion 6B of the slider member 6 is provided with a cantilever spring type card holding member 29 as clearly shown in FIG. The card holding member 29 is configured to press the inserted card laterally toward the opposite side wall portion 6 </ b> A to prevent the card from rattling against the slider member 6. Further, the card restraining member 29 is formed as a brake member so as to favorably restrain the card from popping out so as to suppress a sudden ejection of the card and to brake when the card is ejected.

  Further, as clearly shown in FIGS. 9 and 10, the eject member 8 is provided with a projecting portion 8a projecting to one side, and one end of a spring member 9 such as a coil spring is engaged with the projecting portion 8a. Are combined. The other end of the spring member 9 is in contact with and engaged with the end wall 14 portion of the recess 19. Therefore, the spring member 9 is pressed between the eject member 8 and the end wall 14 by the movement of the eject member 8, and is compressed. The compression force of the spring member 9 acts so as to push back the eject member 8, whereby the card is pushed out from the card connector 1 via the slider member 6 and discharged.

  FIG. 7 shows a state where the card C is inserted into the card connector 1 of the present invention, and FIG. 8 shows a state where the card C is ejected from the card connector 1 of the present invention. Has been.

  As shown in FIG. 7, when the card C is inserted into the card connector 1 of the present invention, the card C is inserted through the card insertion slot 10 and inserted.

  First, the card C inserted from the card insertion slot 10 comes into contact with the end wall 6 </ b> C of the slider member 6 and presses the slider member 6. Accordingly, the slider member 6 is moved by sliding the bent portions of the side wall portions 6A and 6B on both sides along the guide paths 17 and 18 as guide members. In this case, the eject member 8 formed integrally with the slider member 6 is also moved, the spring member 9 is compressed, and the end portion 25A of the cam lever 25 extends along the straight cam groove portion 21d of the cam groove 21. It will be moved.

  When the card C is pushed all the way in, the end 25A of the cam lever 25 enters the card discharge start cam groove 21e from the linear cam groove 21d through the cam groove 21a, and the card is pushed there. Is stopped, the slider member 6 is slightly pushed back together with the eject member 8 by the spring member 9. As a result, the end portion 25A of the cam lever 25 enters the recess 21c from the card ejection start cam groove 21e, and engages with the heart-shaped cam 20 at the recess 21c to be stopped and held. The slider member 6 is locked in the card connector 1 and the card C is held in the card connector 1.

  Further, in order to extract the card C from such a card insertion state to the state shown in FIG. 8, in the state shown in FIG. 7, the card C is once pushed lightly and the end 25A of the cam lever 25 is moved to the heart shape. The cam 20 is moved from the recess 21c of the cam 20 to the other card discharge start cam groove 21f. Therefore, if the card C is stopped from being pushed and released, the end 25A of the cam lever 25 comes out of the card ejection start cam groove 21f and moves to the cam groove 21b to be released from the recess 21c and unlocked. . Therefore, the cam lever 25 becomes free and the end portion 25A moves to the linear cam groove portion 21d through the cam groove portion 21b.

  As a result, the card C is pushed out together with the slider member 8 and discharged out of the card connector 1 when the slider member 8 is pushed back through the eject member 8 by the spring force of the spring member 9. . At this time, the card holding member 29 acts as a braking member and appropriately suppresses the discharging speed of the card C, so that the card C is suitably discharged.

  In this case, in the slider member 6, the circular guide protrusion 23 on the upper surface of the slider member 6 is engaged with the guide groove 22 of the cover member 3. As a result, the slider member 6 is smoothly guided without any play and acts to correct the inclination of the slider member 6, so that the slider member 6 does not incline with respect to the card insertion / removal direction and is always good. To be slid.

  Accordingly, there is no generation of shavings due to wear of the slider member 6, and the slider member 6 can be operated smoothly at all times. If at least one guide groove 22 is provided, the intended purpose can be achieved, and the slider member 6 can be smoothly slid without rattling. Further, preferably, when a pair of guide grooves 22 are provided, better sliding is obtained.

  As described above, according to the card connector 1 of the present invention, the slider member 6 has the plurality of circular guide protrusions 23 provided on the upper surface engaged with the pair of guide grooves 22 of the cover member 3. ing. As a result, the slider member 6 is smoothly guided without any backlash, and the guide groove 22 and the guide projection 23 act to correct the inclination of the slider member 6. Therefore, the slider member 6 always slides satisfactorily without tilting at all with respect to the card insertion / removal direction. Accordingly, there is no generation of shavings due to wear of the slider member 6, and the slider member 6 can be operated smoothly at all times.

FIGS. 13 to 22 are views showing a second embodiment of the card connector of the present invention, FIG. 13 is a plan view of the card connector in the second embodiment of the present invention, FIG. 14 is a right side view, and FIG. 13 is a perspective view of the card connector of the present invention of FIG. 13, FIG. 16 is a perspective view with the cover member of the card connector of FIG. 15 removed, FIG. 17 is a perspective view of the slider member , and FIG. 18 is an integral with the eject member. plan view, FIG. 19 of the slider member became is a bottom view thereof, FIG. 20 is a rear view, FIG. 21 is a right side view, FIG. 22, the socket body in the second embodiment of the card connector of the present invention FIG.

  As shown in FIGS. 13 to 16, the card connector 1 according to the second embodiment of the present invention includes a connector body 2, a cover member 3, a plurality of contacts 4, an eject mechanism 5, a slider member 6, It has an inclination correction mechanism 7, and only the arrangement and configuration of the ejection mechanism 5 are different from those of the card connector of the first embodiment, and other configurations are substantially the same as those of the first embodiment. Is almost the same. Therefore, the same parts are denoted by the same reference numerals, and description thereof is omitted.

  In this second embodiment of the present invention, the eject mechanism 5 of the card connector 1 includes an eject member 8, a spring member 9 that elastically biases the eject member 8, a heart-shaped cam 20, and a heart-shaped cam 20. The cam groove 21 and the cam lever 25 are provided, and the eject member 8 is formed integrally with the slider member 6.

In the card connector 1 of the present invention, a recess 19 for the eject member 8 and the spring member 9 of the eject mechanism 5 is provided on one side of the connector body 2 along the side wall 15. An eject member 8 and a spring member 9 are disposed in 19. The eject member 8 is provided with a tunnel-shaped, recessed dead-end spring accommodating portion 8A having a substantially semicircular cross section so as to receive one end portion of the spring member 9, and this spring accommodating portion. One end of the spring member 9 is brought into contact with and engaged with the end wall 8C of the dead end in 8A. The other end of the spring member 9 is engaged with a protrusion 14 a formed on the end wall 14 at one end of the recess 19. An opening 11a is provided in the bottom 2A of the connector body 2 corresponding to the protruding portion 14a. Therefore, the state in which the end portion of the spring member 9 is engaged with the protruding portion 14a through the opening portion 11a can be seen from the bottom side.

  Furthermore, in this hollow part 19, the front part of the side wall 15 is notched, and the side surface of the eject member 8 is exposed. Accordingly, the cam lever 25 is disposed on the side surface portion where the side wall 15 is cut out and the eject member 8 is exposed, and the cam member 25 is provided by the holding member 24 provided on the side wall portion 3A of the cover member 3. The cam lever 25 is pressed so as not to come off.

  Further, a heart-shaped cam 20 and a cam groove 21 of the ejection mechanism 5 are provided on the outer side surface of the ejection member 8 disposed in the hollow portion 19, and one end portion of the cam lever 25 is the cam groove. 21 is engaged. Furthermore, the other end of the cam lever 25 is rotatably fitted in and supported by a hole in the side wall 15 portion of the connector body 2, and the cam lever is supported by a holding member 24 provided on the side wall 3 </ b> A of the cover member 3. 25 is pressed so as not to come off.

Further, one guide path 17 for the slider member 6 is formed adjacent to the recess 19 in which the eject member 8 of the eject mechanism 5 is disposed. Further, a guide path 18 is provided along the side wall 16 on the opposite side of the connector body 2 so as to face the guide path 17, and the slider member 6 is slid in a direction parallel to the card insertion / removal direction. It is designed to guide you.

A pair of guide grooves 22 are provided in parallel on the upper surface of the cover member 3, and a cantilever spring type for suppressing the cam lever 25 of the eject mechanism 5 is provided at a front portion of the side wall portion 3 </ b> A of the cover member 3. A holding member 24 is provided. The guide grooves 22 of the cover member 3 are engaged with the corresponding circular guide protrusions 23 of the slider member 6 so as to guide the slider member 6 well.

  Accordingly, when the card is inserted or removed, the guide protrusion 23 of the slider member 6 is guided and slid along the guide groove 22, so that the slider member 6 is smoothly guided without rattling and the slider member 6. Therefore, the slider member 6 always slides satisfactorily without tilting with respect to the card insertion / removal direction.

  Thus, the inclination correction mechanism 7 that corrects the inclination of the slider member 6 is formed by the set of the guide groove 22 of the cover member 3 and the guide protrusion 23 of the slider member 6 that engages with the guide groove 22. It is like that.

  In the card connector 1 according to the second embodiment of the present invention, as shown in FIGS. 17 to 21, the slider member 6 bends the flat plate-like slider body 13 and both sides of the slider body 13 at substantially right angles. The side wall portions 6A and 6B are formed in the same manner, and the end wall portion 6C is formed by bending one end of the slider main body 13 at substantially the same right angle. In one side wall portion 6A, as shown in FIG. 13, the engaging portion 6D of the slider member 6 bent in a bowl shape is press-fitted into the groove-like engaging hole 8B on the upper surface of the ejecting member 8 to be engaged. By doing so, the slider member 6 is connected to the eject member 8 and formed integrally.

  Further, the slider member 6 has both side wall portions 6A, 6B on both sides bent at a right angle so that the bent portion engages with the guide paths 17, 18 on both sides of the board 11 portion of the connector body 2. It is formed as a guide part. Thus, the slider member 6 is configured to reciprocate while being guided along the guide paths 17 and 18 as guide rails.

  Further, the slider member 6 is formed with a card mounting portion capable of storing a card inside the slider body 3 by bending the side wall portions 6A, 6B on both sides and the end wall portion 6C at one end. As a result, the leading end portion of the inserted card is mounted in the card mounting portion and can move by pressing the slider member 6.

  Furthermore, as clearly shown in FIG. 17, the side wall portion 6B of the slider member 6 is provided with a cantilever spring type card holding member 29, and the inserted card faces the opposite side wall portion 6A. To prevent the card from rattling against the slider member 6. Further, the card restraining member 29 is formed so as to be able to suitably restrain the card from popping out as a brake member so that braking is performed while restraining rapid ejection of the card when the card is ejected.

  Thus, the eject member 8 is provided with the tunnel-shaped spring accommodating portion 8A, and one end of the spring member 9 is engaged with the end wall 8C on the closed side in the spring accommodating portion 8A. . The other end of the spring member 9 is in contact with and engaged with the protruding portion 14 a of the end wall 14 of the recess 19. Accordingly, the spring member 9 is pressed and compressed by the movement of the eject member 8. When the compression force of the spring member 9 pushes back the eject member 8, the card is pushed out of the card connector 1 and discharged.

  As described above, in the second embodiment of the present invention, the slider member 6 has the pair of guide grooves 22 of the cover member 3 engaged with the circular guide protrusions 23 on the upper surface of the slider member 6. As a result, the slider member 6 is smoothly guided without any play and acts to correct the inclination of the slider member 6, so that the slider member 6 does not incline with respect to the card insertion / removal direction and is always good. To be slid.

  Accordingly, there is no generation of shavings due to wear of the slider member 6, and the slider member 6 can be operated smoothly at all times. If at least one guide groove 22 is provided, the intended purpose can be achieved, and the slider member 6 can be smoothly slid without rattling. Further, preferably, when a pair of guide grooves 22 are provided, better sliding is obtained.

  As described above, according to the card connector 1 of the second embodiment of the present invention, the slider member 6 has the circular guide protrusion 23 provided on the upper surface engaged with the guide groove 22 of the cover member 3. ing. As a result, the slider member 6 is smoothly guided without any backlash, and the guide member 22 and the guide protrusion 23 act to correct the inclination of the slider member 6. Can always slide well without tilting with respect to the card insertion / removal direction. Accordingly, there is no generation of shavings due to wear of the slider member 6, and the slider member 6 can be operated smoothly at all times.

  As described above, according to the card connector 1 of the present invention, the slider member 6 is smoothly guided and slid without any inclination by the inclination correcting mechanism 7 having the circular protrusion 23 engaged with the guide groove 22. it can.

  The card connector of the present invention can be used for electronic devices such as personal computers, mobile phones, telephones, PDAs (personal digital assistance), portable audio devices, game machines, cameras, karaoke, and information terminal devices.

It is a top view of the card connector in Example 1 of this invention. It is a front view of the card connector of FIG. FIG. 3 is a cross-sectional view taken along line III-III in FIG. 1. It is sectional drawing along the IV-IV line of FIG. It is a perspective view of the card connector of this invention of FIG. It is the perspective view which removed the cover member of the card connector of FIG. It is a perspective view when a card is inserted. It is a perspective view when a card is discharged. It is a perspective view of a slider member. FIG. 10 is a front view of the slider member of FIG. 9. It is a perspective view of a cover member. It is a top view of the socket main body of the card connector of Example 1 of this invention. It is a top view of the card connector in Example 2 of this invention. FIG. 14 is a right side view of the card connector of FIG. 13. It is a perspective view of the card connector of Example 2 of this invention of FIG. It is the perspective view which removed the cover member of the card connector of FIG. It is a perspective view of a slider member . It is a top view of the slider member integrated with the eject member of the card connector in Example 2 of this invention. It is a bottom view of the slider member of FIG. It is a rear view of the slider member of FIG. It is a right view of the slider member of FIG. It is a top view of the socket main body in Example 2 of the card connector of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Card connector 2 Connector main body 3 Cover member 4 Contact 5 Eject mechanism 6 Slider member 7 Tilt correction mechanism 8 Eject member 9 Spring member 10 Card insertion slot 11 Substrate 12 Groove 13 Slider main body 14 End wall 15 Side wall 16 Side wall 17 Guide path 18 Guide Road 19 Recessed portion 20 Heart-shaped cam 21 Cam groove 22 Guide hole 23 Guide protrusion 24 Holding member 25 Cam lever 26 Locking protrusion 27 Opening portion 28 Positioning protrusion 29 Card holding member

Claims (4)

A connector body having at least left and right side walls ;
A cover member which is combined with the connector body and forms a connector housing to which a card is attached and detached ;
A plurality of contacts disposed in the connector housing;
An eject mechanism for attaching and detaching the inserted card;
In card connector with
The ejection mechanism includes an ejection member, a spring member that urges the ejection member in the card ejection direction, a heart-shaped cam, a cam groove formed around the heart-shaped cam, and a cam lever whose one end moves along the cam groove. Including
In the cover member, a guide hole or a guide groove is formed substantially parallel to and spaced from the card attaching / detaching direction,
In the connector housing, a slider member guided to the left and right side walls of the connector body is disposed,
A card connector , wherein the slider member is integrally provided with a protrusion that engages with the eject hole of the eject mechanism and the guide hole or guide groove of the cover member . 2. The card connector according to claim 1, wherein the slider member is formed by bending both side portions at a substantially right angle. The eject member is integrally formed on one side of both sides formed by bending the slider member at a right angle,
The card connector according to claim 2, wherein the eject member is formed with a protrusion portion that engages with one end portion of the spring member and a hole that engages with the other end portion of the cam lever. The eject member is attached to one side of both sides formed by bending the slider member at a right angle,
The card according to claim 2, wherein the eject member is formed with a locking hole into which the one side portion is press-fitted and a tunnel-like spring accommodating portion that receives one end portion of the spring member. connector.

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