CN1947128A

CN1947128A - Memory card connector

Info

Publication number: CN1947128A
Application number: CN 200580012329
Authority: CN
Inventors: 松本泰祥; 富田光宏
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2004-02-10
Filing date: 2005-02-03
Publication date: 2007-04-11
Anticipated expiration: 2025-02-03
Also published as: JP2005228518A; TWI249277B; TW200531376A; WO2005078643A1; JP4717359B2; CN100573562C

Abstract

A memory card connector (12) includes an insulative housing (16) having a terminal-mounting section which mounts a plurality of conductive terminals (18) having contact portions for engaging appropriate contacts on a memory card (24). The housing at least in part defines a card-receiving cavity (26) for receiving the memory card. A card eject mechanism (20) includes a slider (44) movably mounted on the housing. The slider has a hook (44d) releasably engaged in a recess (50) in the memory card for conjoint movement of the slider and memory card into and out of the cavity between an outer initial position and an inner connection position. An ejection spring (46) biases the slider and memory card in an ejection direction (E) toward the initial position. A metal shell (14) is mounted on the housing and combines therewith in defining the cardreceiving cavity. The metal shell includes a leaf spring (60,60A) having a projection (62) engageable with the slider to forcibly retain the hook on the slider in the recess in the memory card.

Description

Card connector

Technical field

The present invention relates generally to the electric power connector technology and, relate to card connector especially.

Background technology

Storage card is known in this area, and comprises the information that exists with memory circuitry or other electronic program forms.The card reader of some forms is read information or the memory that is stored in the card.This card is used in many application of current E-society, for example video camera, electronic still camera, smart phone, PDA, music player, ATM, cable-TV decoders, toy, recreation, PC adapter, multimedia card and other electronic application.Typically, storage card comprises contact or array of terminals, is used for being connected to card reading system by card connector, and is connected to external unit then.This connector holds the insertion of card at an easy rate and shifts out, to provide for the information on the card and the quick access of program.This card connector comprises terminal, is used for meshing at an easy rate the contact array of storage card.

This storage card oneself writes or reads by connector, and can electronic equipment for example word processor, personal computer, personal digital assistant or similar between transmit.This card can be used in the various application, Mobile or cellular telephone for example, and wherein this Mobile or cellular telephone is starting after discerning and is allowing to carry out data access being stored in identification code in SIM (Subscriber Identity Module) card.This SIM card has conductive surface, and contact array is arranged on it, and mobile phone has sim card connector, is useful on the terminal that the contact with SIM card is electrically connected on it, to guarantee the user ID authentication.

Typical card connector comprises the insulation crust of some forms, is coated with betal can on it.This betal can carry out punching press and forms sheet material, and forms box-shape in fact.This betal can and shell are combined in one, have constituted clamping and have received cavity.One end of this cavity is open, forms opening of card insertion.This insulation crust is generally L shaped or U-shaped, and comprises the rear terminal mounting portion at the afterbody of cavity, and at least one longitudinal side wall part is extended forward from the one or both ends of the afterbody part of the one or both sides that are positioned at this cavity.This betal can has top board, and it has covered insulation crust fully, and side plate extends downwards on the sidewall sections of shell.One or two sidewall sections of shell has constituted the side that cavity is received in clamping.The example of this connector can be referring to Japanese patent application publication No. 2002-329553 and 2002-343468.

Some card connectors comprise card eject mechanism, and wherein storage card is inserted in the connector simply, and this ejecting mechanism is used to shift out card from connector.Some ejecting mechanisms comprise slider part, and this slider part engagement storage card is used for inserting and shift out connector with the one piece.Latch, cam, device for ejecting and other functional units are followed and slide block rather than the joint operation of storage card own.One type card eject mechanism comprises the heart-shaped cam groove in the slide block, is running baroclinic into the pin parts in the heart-shaped cam groove, and spring members, and it is generally along the direction of regaining storage card this slide block of setovering.Such card eject mechanism is called as " pushing away/push away type " ejector, wherein storage card at first is pushed into and arrives the lock operation position in the cavity of connector, and push away this card of effective release and allow spring should block from its blocked position ejection the second time that then acts on this card.

Figure 18 and 19 shows of the prior art pushing away/push away type card connector 70.This connector comprises insulation crust, refers generally to be shown 72, and it is indicated as 74 betal can and fully covers, and this betal can 74 is combined in the card reception cavity that a definition is used to receive storage card 76 with shell 72.Card eject mechanism generally is indicated as 78, is installed on the shell, and this card eject mechanism pushes away/push away type, and this mechanism comprises cam slide 80, cam pin 82, and coil spring 84.This slide block externally moves between initial position (Figure 18) and the inner link position along the longitudinal side wall 72a of shell, wherein should be used to receive storage card 72 by the outside initial position, and on this inside link position, a plurality of contact chip 76a engagement on the storage card is installed in and refers generally to be shown a plurality of terminals of 86 among the rear terminal mounting portion 72b of shell.Cam slide 80 comprises a hook 88, and it is hung among the recess 76b of storage card 76 separably so that this storage card can and slide plate externally mobile between initial position and the inner link position in combination.

Betal can 74 comprises roof 74a and sidewall 74b.As can see from Figure 19, hook 88 is arranged such that the longitudinal side wall 74a of its rear side 90 in the face of betal can 74.This betal can has the bridge shape elastic strip 92 that forms from sidewall 74b.This elastic strip makes its anti-end link to each other without processing or with sidewall, and these elastic strip 92 location make that when this slide block was positioned at its outside initial position, this elastic strip 92 is actuating cam slide block 80 on the rear side 90 of hook 88.When storage card 76 was inserted in the card reception cavity, hook 88 is at first pushed outwards to be gone out, and props up elastic strip 92, and afterwards, hook " violent " enters among the recess 76b of storage card, leaving gap 94 between the rear side 90 of hook and elastic strip 92.

This pushing away/push away type and other use the ejecting mechanism of the other types that spring members ejects card from its latched position can cause many problems.For example, be difficult to keep the built-in spring constant of spring members.If spring is softer, the then ejection of storage card and shift out and will be difficult to, and be difficult to satisfactory.On the contrary, if spring is too hard, then this card and slider part will be promoted on ejection direction fast, and storage card can be jumped out card connector and falls on the floor.The bridge shape elastic strip 92 of the connector 70 of the prior art as shown in Figure 18 and 19 is not enough to prevent to link up with the 88 recess 76b that are drawn out storage card under the elastic force of very hard spring.The present invention is devoted to address these problems by prevent that storage card from running out from connector, even wherein used very hard spring, wherein this very hard spring can be by very short and mobile fast just next the card ejection.

Summary of the invention

Therefore, one object of the present invention just provide a kind of new with improve after card connector, wherein this card connector has the feature of describing.

In exemplary embodiment of the present invention, card connector comprises insulation crust, and this insulation crust has the terminal mounting portion, is used to install a plurality of conducting terminals, and wherein this conducting terminal has contact part, is used to mesh the suitable contact on the storage card.This shell defines the card reception cavity that is used to receive storage card at least in part.Card eject mechanism comprises the slide block that is installed in movably on the shell.This slide plate has hook, and this hook is engaged in the recess of storage card releasedly, is used for this slide block and shift-in of storage card and shifts out the cavity that externally forms between the initial position and inner link position.This ejects spring at ejection direction upper offset slide block and storage card towards initial position.Betal can is installed on the shell, and is combined in a definition clamping receipts cavity with it.This betal can comprises a leaf spring, and itself and slide block mesh, and forcibly the hook on the slide block are retained in the recess of storage card.

Usually, the leaf spring of this betal can is configured to the slide block engagement with ejecting mechanism, the resistibility that is used for providing more intense when slide block is positioned at outside initial position stops the hook on slide block to run out of the recess of storage card, and more weak resistibility is provided when slide block is positioned at inner link position.Especially, this leaf spring has a projection, and this projection meshes towards slide block and with slide plate, forcibly the hook on the slide block is retained in the recess of storage card when slide block is in initial position.

In one embodiment of the invention, this leaf spring is made of cantilever spring arm, and one end and betal can are integrated in one.This projection is positioned near the far-end of cantilever spring arm.

In another embodiment of the present invention, this leaf spring is made of the bridge spring arm, and it has the opposite end that is integrated in betal can.This projection is between the opposite end of spring arm.

As described here, this betal can be formed by the sheet material punching press, and comprises roof and at least one sidewall, and wherein this sidewall relies on the lateral edges along roof.This leaf spring is to form from the sidewall punching press.In a preferred embodiment, the sidewall of betal can is generally L shaped, and definition wherein is equipped with the inner space of card eject mechanism.

The detailed description that other purposes of the present invention, feature and advantage will be carried out along with following connection with figures and become more obvious.

Description of drawings

Being considered to novel feature of the present invention will set forth by appended claim.The present invention and its purpose and advantage are by understanding with reference to better in conjunction with the description of following accompanying drawing, and in the accompanying drawings, identical reference number is represented components identical in the drawings, wherein:

Figure 1A is the top perspective view that embodies the card connector of notion of the present invention, and the storage card shown in it is inserted in the connector;

The skeleton view of Figure 1B for seeing from the bottom of Fig. 1;

Fig. 2 is the bottom perspective view of connector, and wherein storage card is moved out of;

Fig. 3 is the top perspective view of the betal can of connector;

Fig. 4 inserts the skeleton view of guide plate for card;

Fig. 5 is the skeleton view of elongated terminal block;

Fig. 6 is amplification, the fragment perspective of a side of this connector, and wherein betal can is removed to show this card eject mechanism;

Fig. 7 is the segment top perspective of the part of connector, wherein shows the card eject mechanism and the storage card that are in initial insertion position;

Fig. 8 is for similarly to scheme with Fig. 7, and wherein storage card is in its limit insertion position;

Fig. 9 similarly schemes with Fig. 7,8, and wherein storage card is positioned at its locking/link position;

Figure 10 similarly schemes with Fig. 7-9, and wherein storage card forced back towards its limit insertion position, and this card eject mechanism will be released to eject this card;

Figure 11 is the amplification fragment perspective in connector zone, and wherein the leaf spring of betal can meshes slide plate, shows first embodiment of leaf spring;

Figure 12 is the segment of leaf spring, schematic slightly top view, and wherein this leaf spring is at the outside initial position engagement slide plate of slide block;

Figure 13 is for similarly to scheme with Figure 12, and wherein slide block is in its inside link position;

Figure 14 is for similarly to scheme with Figure 12, but still the projection on leaf spring has choice structure;

Figure 15 is for similarly to scheme with Figure 12 and Figure 14, but still the projection on leaf spring has another choice structure;

Figure 16 is for similarly to scheme with Figure 11, but second embodiment of leaf spring;

Figure 17 is the skeleton view of connector with leaf spring structure of Figure 11; And

Figure 18 and 19 figure for the prior art connector described in the superincumbent background technology.

Embodiment

Referring to accompanying drawing, at first referring to Figure 1A-2, the present invention is embodied as card connector in more detail, refer generally to be shown 12, be shown 14 betal can, and refer generally to be shown 16 insulation crust comprising referring generally to, a plurality of terminals are installed on this insulation crust, generally are indicated as 18.Card eject mechanism generally is indicated as 20, is installed in the side of betal can, and card insertion guide plate, generally be indicated as 22, be installed in the anterior angle of betal can.Storage card generally is indicated as 24, can be inserted into connector (Figure 1A) on the direction of arrow " C ".

More specifically, together with Figure 1A-2, betal can 14 is formed by the sheet material punching press referring to Fig. 3.This betal can definition card reception cavity generally is indicated as 26 (Fig. 2), is used to receive storage card 24.This betal can comprises top board or wall 28, and a pair of L shaped

sidewall

30 and 32 of being generally, and wherein this

sidewall

30 and 32 relies on the lateral edges of roof, and is combined in the end face and the side of a definition cavity 26 with it.Before having, inserts this cavity opening 34.

Can well see that from Figure 1B and 2 L shaped sidewall 30 has vertical component 30a, this vertical component 30a and roof 28 are at right angles crooked, and a horizontal bottom part 30b, and this horizontal bottom part 30b and vertical component bend to the right angle and extend internally.Front end at sidewall 30 forms base section guide plate 30c, is used for storage card 24 is imported cavity 26.Sidewall 30 has the mounting flange 30d that punching press forms, and wherein this mounting flange 30d outwards protrudes and for example is used for by welding betal can being fixed to installation pad on the printed circuit board (PCB).At last, in the sidewall 30 at its rear portion, form window 30e.

Similarly, L shaped sidewall 32 comprises vertical wall segments 32a, and this vertical wall segments 32a is at right angles crooked along the edge of the roof 28 of betal can.The meet at right angles bending and extend internally of horizontal bottom part 32b and vertical component by it.It is outer that mounting flange 32c is formed on sidewall by punching press, is used to be mounted to printed circuit board (PCB).Elongate guide rails 32d is the horizontal component 32b outside that is formed on L shaped sidewall 32 by punching press.This guide rail projects upwards from horizontal component, is used to guide the slide unit of ejecting mechanism 20, and this will be described below.As can be seen from Figure 2, engagement flange 36 is bent downwardly at the rear portion of betal can.This engagement flange has the engagement opening 36a along mounting flange 36b, is used to be mounted to printed circuit board (PCB).As can be seen from Figure 3, the front of the betal can of engagement flange 38 in sidewall 32 is bent downwardly.At last, form elastic leaf springs 40 in the punching press of the outside of betal can roof 28, adjacent in sidewall 32 inboards.

Together with Figure 1A-3, the inside of front end that sheet 22 is installed in the L shaped sidewall 32 of the betal can 14 that inserts opening 34 1 sides before being positioned at is inserted in guiding referring to Fig. 4.Engagement flange 38 (Fig. 3) relies on the roof 28 along betal can, and is press-fitted among the pin hole 22a (Fig. 4) on guide plate top into, and it forms by plastic material is molded.Cam pin engagement hole 22b also is formed on the top of guide plate, for purpose described below.At last, this guide plate has the guided plate 22c that points to inside, and wherein this guided plate 22c contacts with the diapire 32b of sidewall 32, thereby by the guided plate 22c of card insertion guided plate 22 and the inside surface 22d that cuts sth. askew storage card 24 is imported in the cavitys 26.

Together with Figure 1A-2, insulation crust 16 is a single chip architecture referring to Fig. 5, and it is by plastic material or similar molded the forming of form with elongated terminal block, and wherein this elongated terminal block is equipped with terminal 18.This terminal is installed among a plurality of through hole 16a in the terminal box.This terminal has contact part 18a, and these contact parts stretch out cantilever in cavity 26, be used for storage card 24 on the engagement of suitable contact.This terminal has afterbody part 18b (Figure 1B and 2), is used for drawing by the proper circuit that for example is welded on the printed circuit board (PCB).Mounting flange 30d, the 32c of tail portion of terminal part 18b and betal can and 36b coplane are used for being soldered to simultaneously circuit board.As can be seen from Figure 2, this terminal box has engagement projections 16b at the one end, is used for being engaged on the window 30e of betal can sidewall 30.Fig. 5 shows this terminal box and has an abuts with wall 16d at the one end, and wherein collet chuck projection 16e leans out forward from abuts with wall.Substantially, elongated terminal block 16 is installed between the sidewall of betal can 14, across the sidewall of this shell, and forms the rear portion that cavity 26 is received in clamping.

Referring to Fig. 6, this card eject mechanism 20 is coupled in the inner space by the definition of the L shaped sidewall 32 (Fig. 2) of betal can 14.This card eject mechanism is known in the art pushing away/push away type, and comprises cam slide 44, coil spring 46 and cam pin 48.This slide block has sliding tray 44a, is used to receive guide rail 32d, moves on by the direction from front to back of double-headed arrow " D " expression with guide shoe.Coil spring 46 is positioned at above the collet chuck projection 16e (Fig. 5) of terminal box 16, and constantly forward or by this slide block of ejection direction bias voltage of arrow " E " expression.This slide block at the top of the horizontal component 32b of betal can sidewall backward and move forward.As can be seen from Figure 6, the horizontal component of sidewall can not increase the height profile of connector for fully size or area, and this is to be very thin because punching press forms the sheet material of shell.This slide block has inclined surface 44b, and this inclined surface 44b meshes with the polarization edge, angle that becomes of storage card 24.This slide block has arm 44c, this arm 44c stretches out forward, and stop to hook part 44d, this hook part 44d is engaged in the lateral margin of storage card, therefore when card is inserted in the cavity 26, recess engagement of this hook part " violent " and card, and should card and slide block 44 as one man mobile in connector.Cam pin 48 has a forward end, and this forward end is fixed on card and inserts among the cam pin engagement hole 22b of guide plate 22.The end opposite of this cam pin is inserted into the heart-shaped cam groove at slide plate 44 tops, and with the one block operations, this will see below.

Fig. 7-10 shows when storage card 24 and is inserted into connector 12 and the operation of At time of eject card eject mechanism 20 from connector 12.But at first, Fig. 7 shows storage card 24 recess 50 on its side, is used to receive the hook part 44d of slide block 44, and storage card is combined mobile with slide plate.This storage card has a plurality of contacts 52, and these contacts are recessed at the top of card along the leading edge of card, is used for the cantilever contact part 18a that stretches out the forward engagement with terminal 18.One jiao of this card has into polarization surface, angle 54, is used for meshing with the angle surface 44b that becomes of slide block 44.As known in the art, this slide block has heart-shaped cam groove 56 at its top, is used to receive an end 48a of cam pin 48.The other end 48b of cam pin is inserted among the hole 22b of guide plate 22, as describing in the back.The leaf spring 40 (Fig. 3) that forms in the roof 28 outside punching presses of betal can 14 is the actuating cam pin downwards, and cam pin is remained on as shown in Figure 7 its operating position.

Fig. 7 shows storage card 24 and insert the outside initial position that connector 12 arrives insertion on the direction of arrow " C ".Can see that the contact 52 on the storage card does not also have the contact part 18a engagement with terminal 18.But the hook part 44d of slide block 44 flexiblely " suddenly " enters into the recess 50 of storage card lateral margin.Therefore, this storage card and slide block are connected one, are used for being manoeuvred into connector further combined with ground.

Fig. 8 shows storage card 24 and cam slide 44, and on the limit insertion position that is inserted into storage card on the direction of arrow " C ", here, the leading edge of card props up terminal box 16 for they.This sometimes was called as the insertion state, as known in the art, arrived the operating position of cam pin 48 in order to allow heart-shaped cam groove 56.

After storage card 24 was inserted into limit insertion position shown in Figure 8, this card was released, and at this moment, coil spring 46 to pushing back movable slider 44 and storage card, reaches the inner link position of locking as shown in Figure 9 on the direction of arrow " E ".In this position, an end 48a of cam pin 48 catches in the part of heart-shaped cam groove 56, and so that slide block and storage card are remained on this interior location, in this position, contact 52 keeps meshing with the contact part 18a of terminal 18 or being connected.

When hope when its inner link position ejects storage card 24, the inside push card of direction of arrow " C " in Figure 10 makes card move back to its limit insertion position again.Promote for the second time in the operation at this, an end 48a of cam pin 48 is shifted out from its position of catching on cam path 56, and freedom can move in groove.Coil spring 46 then becomes can operate along the direction (Figure 10) of arrow (F) slide block 44 and storage card 24 is outwards back into as shown in Figure 7 initial insertion position.

As describing in the superincumbent background technology, the ejection spring 46 of ejecting mechanism 20 has the trend that under the inertia that ejects spring 46 storage card is pushed out up hill and dale from connector.This will make that storage card drops from connector.Figure 11 shows an embodiment of the device that prevents this from occurring.

Especially, Figure 11 and 12 shows an embodiment of elastic leaf springs 60, and wherein this elastic leaf springs 60 is formed on the outside of the sidewall 32 of betal can 14 by punching press.This leaf spring is bridge shape parts, and its opposite end 60a and sidewall 32 are integrated in one.This leaf spring has the projection 62 of inwardly stretching out, and the engagement with the dorsal part 64 of the arm 44c of the hook 44d back of cam slide 44 is pointed to and entered to this projection 62.The powerful ground of engagement of the projection 62 of hook 44d back remains on hook in the recess 50 of storage card 24, and prevents that the ejection spring 46 of ejecting mechanism from outwards shifting out storage card 24 from the initial position shown in Figure 12.This slide block has along the outward-dipping trend of arrow " G " direction (Figure 12), but projection 62 can prevent this move and will link up with 44d remain in the recess 50.

Figure 13 shows the storage card 24 that is in inner link position.Can see that the dorsal part 64 of hook 44d inwardly or to the distant place moves from projection 62, make to apply less power, be retained in order to hook in the recess of storage card slide block.Therefore, if wish storage card 24 is fully taken out from connector, this storage card is just by the inside link position that inwardly is pushed into it, and on this position, ejecting mechanism 20 is locked in slide block 44 on the link position.Because the power on the slide block is less, therefore can from connector, pull out by this storage card with that.In other words, leaf spring 60 is provided so that projection 62 and slide block engagement, so that when slide plate is in outside initial position shown in Figure 12, provide a relative stronger resistance, prevention is linked up with 44d and come out from recess 50.But, when slide block by when projection 62 is inwardly shifted out inside (locking) link position that reaches it, a more weak resistance will be provided, can more easily storage card be shifted out from connector in this position.

Figure 14 and 15 shows the projection 62 of the optional form on the elastic leaf springs 60.In Figure 14, projection 62 forms sharper angle or V-arrangement than convex shape shown in Figure 12 and 13.Figure 15 shows the projection 62 of general U-shaped, stretches out than the shape of Figure 12 and 13 is more inside again.V-arrangement and U-shaped projection 62 can further increase the power in the recess 50 in the lateral margin that hook 44d with slide block remains on storage card 24 among Figure 14 and 15.

Figure 16 shows the selected embodiment of the elastic leaf springs 60A relative with bridge type leaf spring 60 among Figure 11.In the embodiment of Figure 16, leaf spring 60A is formed on sidewall 32 outsides of betal can 14 again by punching press.But leaf spring 60A is a cantilever spring arm, and one end 65 is integrated in one with sidewall 32, and has near the projection 62 the free distal end 66 that is positioned at arm.

Figure 17 shows the card eject mechanism 20 of the inner space of the L shaped sidewall 32 that is arranged in betal can 14.Should the cam pin of elastic mechanism be biased in the heart-shaped cam groove of slide plate 44 by the elastic leaf springs 40 that punching press is formed on sidewall 32 outsides of betal can 14.Should its projection 62 be biased in the engagement with the dorsal part of the arm 44c of slide plate 44 by the elastic leaf springs 60 that punching press is formed on sidewall 32 outsides of betal can 14.

Be understandable that under the situation that does not break away from spirit of the present invention and core feature, the present invention can be embodied in other concrete form.Therefore, example of the present invention and embodiment are considered to as just illustrative, rather than restrictive, and the present invention is not limited to details given here.

Claims

1. a card connector (12) comprising:

Insulation crust (16), this insulation crust has the terminal mounting portion, be used to install a plurality of conducting terminals (18), wherein this conducting terminal has contact part, be used for going up suitable contact engagement with storage card (24), this shell defines the clamping receipts cavity (26) that is used to receive storage card at least in part;

Card eject mechanism (20), comprise slide block (44), this slide block is installed on the shell movably, and has a hook (44d), this hook is engaged in the recess (50) of storage card releasedly, is used for this slide block and storage card in conjunction with shift-in together with shift out the cavity that externally forms between the initial position and inner link position; And eject spring (46), be used at ejection direction (E) this slide plate of upper offset and storage card towards described initial position; And

Betal can (14), it is installed on the shell, and be combined in a described clamping of definition with shell and receive cavity, this shell comprises leaf spring (60,60A), this leaf spring has projection (62), this projection towards slide block and with the engagement of the slide block of card eject mechanism (20), forcibly the hook on the slide block (44d) is retained in the recess (50) in the storage card.

2. according to the card connector of claim 1, wherein said leaf spring is made of cantilever spring arm (60A), this cantilever spring arm has an end (65), and itself and betal can (14) are integrated in one, and described projection (62) is positioned near the far-end (66) of spring arm.

3. according to the card connector of claim 1, wherein said leaf spring is made of bridge spring arm (60), and this bridge spring arm has opposite end (60a), and itself and betal can (14) are integrated in one, and described projection (62) is between the opposite end of spring arm.

4. according to the card connector of claim 1, wherein said betal can (14) comprises roof (28) and at least one sidewall (32), and wherein this sidewall relies on the lateral edges along roof, and described leaf spring (60,60A) be positioned on the described sidewall.

5. according to the card connector of claim 4, wherein the described sidewall (32) of betal can (14) is generally L shapedly, and definition wherein is equipped with the inner space of card eject mechanism (20).

6. according to the card connector of claim 1, wherein said betal can (14) is formed by the sheet material punching press.

7. a card connector (12) comprising:

Insulation crust (16), this insulation crust has the terminal mounting portion, be used to install a plurality of conducting terminals (18), wherein this conducting terminal has contact part, be used for going up suitable contact engagement, and this shell to small part definition is used to receive the clamping receipts cavity (26) of storage card with storage card (24);

Card eject mechanism (20), comprise slide block (44), this slide block is installed on the shell movably, and has a hook (44d), this hook is engaged in the recess (50) in the storage card releasedly, is used for this slide block and storage card in conjunction with shift-in together with shift out the cavity that externally forms between the initial position and inner link position; And eject spring (46), be used at ejection direction (E) this slide plate of upper offset and storage card towards described initial position; And

Betal can (14), it is installed on the shell, and be combined in a described clamping of definition with shell and receive cavity, this shell comprises leaf spring (60,60A), this leaf spring is configured to and the engagement of the slide plate (44) of ejecting mechanism, and the more intense resistibility that provides the hook (44d) of prevention on slide block to run out of the recess of storage card when slide block is positioned at described outside initial position is provided, and provides more weak resistibility when slide block is positioned at described inner link position.

8. according to the card connector of claim 7, wherein said leaf spring is made of cantilever spring arm (60A), and this cantilever spring arm has an end (65), and itself and betal can (14) are integrated in one.

9. according to the card connector of claim 7, wherein said leaf spring is made of bridge spring arm (60), and this bridge spring arm has opposite end (60a), and itself and betal can (14) are integrated in one.

10. according to the card connector of claim 7, wherein said betal can (14) comprises roof (28) and at least one sidewall (32), and wherein this sidewall relies on the lateral edges along roof, and described leaf spring (60,60A) be positioned on the described sidewall.

11. according to the card connector of claim 10, wherein the described sidewall (32) of betal can (14) is generally L shapedly, and definition wherein is equipped with the inner space of card eject mechanism (20).

12. according to the card connector of claim 7, wherein said betal can (14) is formed by the sheet material punching press.

13. a card connector (12) comprising:

Insulation crust (16), this insulation crust has the terminal mounting portion, is used to install a plurality of conducting terminals (18), and wherein this conducting terminal has contact part, be used for going up suitable contact engagement with storage card (24), this shell to small part definition is used to receive the clamping receipts cavity (26) of storage card;

Card eject mechanism (20), comprise slide block (44), this slide block is installed on the shell movably, and has a hook (44d), this hook is engaged in the recess (50) in the storage card releasedly, is used for this slide block and storage card together with a shift-in with shift out the cavity that externally forms between the initial position and inner link position; And eject spring (46), be used at ejection direction (E) this slide block of upper offset and storage card towards described initial position; And

Betal can (14), it forms and is installed on the shell by the sheet metal punching press, and be combined in a described clamping of definition with shell and receive cavity, this shell comprises roof (28) and at least one sidewall (32), wherein this sidewall relies on the lateral edges along roof, and the leaf spring (60 that forms from described sidewall, 60A), this leaf spring has projection (62), this projection towards slide block and with the engagement of the slide block of card eject mechanism (20), forcibly the hook on the slide plate (44d) is retained in the recess (50) in the storage card.

14. card connector according to claim 13, wherein said leaf spring is made of cantilever spring arm (60A), this cantilever spring arm has an end (65), and the sidewall (32) of itself and betal can (14) is integrated in one, and described projection (62) is positioned near the far-end (66) of spring arm.

15. card connector according to claim 13, wherein said leaf spring is made of bridge spring arm (60), this bridge spring arm has opposite end (60a), and the sidewall (32) of itself and betal can (14) is integrated in one, and described projection (62) is between the opposite end of spring arm.

16. according to the card connector of claim 13, the described sidewall (32) of betal can (14) is generally L shaped, and definition wherein is equipped with the inner space of card eject mechanism (20).