Source: https://patents.google.com/patent/JP2914616B2/en
Timestamp: 2020-08-07 19:19:16
Document Index: 606674323

Matched Legal Cases: ['art 48', 'art 38', 'art 88', 'art 88', 'art 56', 'art 88', 'art, 32', 'art, 39', 'art, 49', 'art, 54', 'art, 55', 'art, 56', 'art, 57', 'art, 59', 'art, 68', 'art, 73', 'art, 78', 'art, 84', 'art,\n98', 'art 4']

JP2914616B2 - Connector socket - Google Patents
JP2914616B2
JP2914616B2 JP7167884A JP16788495A JP2914616B2 JP 2914616 B2 JP2914616 B2 JP 2914616B2 JP 7167884 A JP7167884 A JP 7167884A JP 16788495 A JP16788495 A JP 16788495A JP 2914616 B2 JP2914616 B2 JP 2914616B2
JP7167884A
JPH08339861A (en
盛一 森川
1995-06-12 Application filed by エスエムケイ株式会社, ソニー株式会社 filed Critical エスエムケイ株式会社
1995-06-12 Priority to JP7167884A priority Critical patent/JP2914616B2/en
1996-12-24 Publication of JPH08339861A publication Critical patent/JPH08339861A/en
1999-07-05 Publication of JP2914616B2 publication Critical patent/JP2914616B2/en
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector socket which is fitted and connected to a connector plug at the tip such as a VTR connection cord and mainly used for transmitting digital signals.
2. Description of the Related Art Generally, as shown in FIG. 9, a connector 10 is provided with a connector socket 12 provided on a body chassis side.
And the connector plug 1 attached to the end of the cable 25
It consists of 1. The connector plug 11 is provided with a plurality of contacts 23 inside an open front surface of a housing 22, and the outer periphery of the housing 22 is covered with a rectangular cylindrical metal shell 32. The connection part is connected to a signal line and a power supply line, and this connection part is covered with a cover 24. In addition, in order to ensure reliable contact when the connector plug 11 is fitted into the connector socket 12, a bulging portion 3 for imparting spring properties to the tip and center of the upper and lower surfaces of the metal shell 32.
5 are formed.
The connector socket 12 includes a wiring board 14
Is fixedly attached to the end of the terminal 18 with screws 20, and the terminal portion of the terminal 18 is connected to the conductive foil 21 by solder 19. In addition, the socket fitting 16 of the connector socket 12 is inserted into the through hole 15 of the chassis 13 so that the opening of the socket fitting 16 faces the outside. When the connector plug 11 is inserted into the connector socket 12 as described above, the metal shell 32 fits into the socket fitting 16, and
The contact 23 contacts the contact portion of the terminal 18 and is electrically connected.
When the connector plug 11 is inserted into or removed from the connector socket 12, the conventional connector socket 12 is configured such that a substantially middle portion of the housing 17 is fixed to the wiring board 14 with left and right screws 20. Therefore, when an external force is applied to the connector plug 11 in a direction orthogonal to the insertion direction, a rotational moment is generated in the connector socket 12 with the screw 20 as a fulcrum, and the terminal portion of the terminal 18 becomes conductive. There was a problem of peeling from the foil 21. In addition, since the housing 17 of the connector socket 12 is not sufficiently shielded, noise tends to be mixed.
According to the present invention, the connector socket is more securely attached to the wiring board, and the terminal portion of the terminal does not peel off from the conductive foil even when the connector plug is inserted into and removed from the connector socket. It is an object of the present invention to provide a connector socket that can reliably block noise from entering the socket.
According to the present invention, a housing 43 made of an insulating material is provided with a terminal receiving portion 48 which is fitted and connected to a connector plug 41.
3 is attached to the wiring board 14, the connector socket includes a shield case 44 made of a conductive metal plate for covering the housing 43, a shield upper cover 45, and a shield bottom plate 46.
Side plate portions 58 for fitting the housing 43 are formed on both sides of the center fitting portion 56, and the shield upper lid 45 is put on the shield case 44 from above.
Of the shield bottom plate 46, the shield case 44, the shield top cover 45, and the shield bottom plate 46.
Are fixed integrally, and a fixing piece 62 for fixing to the wiring board 14 is integrally formed at an end of the side plate portion 58 of the shield case 44. Connector socket.
In the housing 43, a shield case 44 made of a conductive metal plate, a shield upper cover 45, and a shield bottom plate 46 are provided.
And the connector socket 42 is assembled. The front side is fitted to the chassis 13 while being mounted on a predetermined position of the wiring board 14 and fixed with the screws 20, and the fixing piece 62 is fixed to the conductive foil 21 with the solder 19. I do. Terminal 47
Are connected with the solder 19. As described above, the connector socket 42 includes the two screws 20 and the two fixing pieces 6.
Since the connector plug 41 is attached to the wiring board 14 even when external force is applied to the connector plug 41 in a direction orthogonal to the insertion direction, the terminal portion 53 of the terminal 47 may be used.
Does not peel off from the conductive foil 21. Further, the housing 43 is composed of the shield case 44 and the shield upper lid 4.
5. Since it is surrounded by the shield bottom plate 46 and the chassis 13, noise is reliably prevented from being mixed.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. In FIG. 2, reference numeral 40 denotes a connector, which comprises a connector plug 41 and a connector socket 42 according to the present invention.
The details of the connector socket 42 will be described with reference to FIGS. This connector socket 42
Comprises a housing 43 made of an insulating resin, a shield case 44 made of a conductive metal plate, a shield top cover 45, and a shield bottom plate 46. In the housing 43, a terminal receiving portion 48 that fits with the connector plug 41 protrudes from a front opening portion 49.
The four terminals 47 are arranged at regular intervals, and the tips of the terminals 47 project slightly from below the terminal receiving portion 48 to form contact portions 54, and the other ends of the terminals 47 project from the rear surface of the housing 43. Terminal 5
It is 3. The upper plate portion of the housing 43 is formed with a top notch portion 50 from the front end, and two engagement protrusions 51 are horizontally formed on the side plate portion with a gap for locking a locking claw 68 described later. A fixing recess 55 is formed at the rear end corner, and a positioning projection 52 is formed at the bottom.
The shield case 44 has a fitting portion 56 formed at the center by squeezing a conductive metal plate, and has an insertion direction determining projection 57 at the bottom of the fitting portion 56.
A side plate portion 58 is bent rearward from both sides of the fitting portion 56, and a slot 59 is formed from the rear end of the side plate portion 58. A tongue piece is provided at the rear upper end of the side plate portion 58. 60
Are formed. A screwing piece 61 and a fixing piece 62 are bent outward at the bottom of the side plate portion 58. A screw hole 63 is formed in the screwing piece 61, and a V-shaped notch 64 is formed in the fixing piece 62. Are formed respectively.
The shield upper cover 45 is formed by bending a conductive metal plate into a downward U-shape without a bottom portion.
The front end portion is bent inward by about 180 degrees to form a half-lock piece 66 integrally.
8 is formed by cutting and raising, and a screwing piece 69 is bent outward at the bottom of the side plate portion 67. A screw hole 70 is formed in the screwing piece 69, and a plurality of protrusions 71 are integrally formed around the screw hole 70 to improve reliability when tightening the screw. The upper surface 65 of the shield upper cover 45 and the upper surface of the housing 43 are formed as large as possible in a plane so as to increase the suction surface during automatic assembly.
The shield bottom plate 46 is made of a long and thin conductive metal plate, and has a curved bottom 72 at the center and a positioning hole 73 formed therein. And a curved bottom 7
A caulking piece 76 is formed between the screw 2 and the screwing piece 74 and protrudes upward.
Next, the order of assembling the connector socket 42 will be described. The housing 43 is fitted so that the engaging projections 51 thereof are guided by the slits 59 from behind the shield case 44, and after the fitting, the tongue piece 60 is folded and fixed to the fixing recess 55 side. Then, the terminal receiving section 48
Is fixed to the front of the fitting portion 56.
Next, a shield upper cover 45 is placed over the shield case 44. Then, the side plate portion 67 of the shield upper lid 45 fits while sliding on the outside of the side plate portion 58 of the shield case 44. Then, as shown in FIG. 4, the locking claw 68 is locked in a concave portion formed by a gap between the slit 59 and the two engaging protrusions 51. At the same time, the half-lock piece 66 is loosely fitted into the upper cutout 50 and is exposed to the upper part of the terminal receiving part 48, and the screw holes 63 and the screw holes 70 are aligned so that the screw pieces 61 and 69 overlap. .
Next, the shield bottom plate 46 is connected to the housing 4.
3 from the lower surface so that the positioning hole 73 and the positioning protrusion 52 are fitted to each other. Then, first, while aligning the screw holes 75 of the one screwing piece 74,
The three pieces 61 and 69 are brought into close contact with each other, and the tip of the caulking piece 76 is bent and fixed. Then, when the other screwing piece 74 is pushed in close contact with the other screwing piece 61, the bottom of the housing 43 is pushed by the curved bottom 72, and the upper surface of the housing 43 is formed on the upper surface 65 of the shield cover 45. Press against the inner surface. In this state, the three pieces of the screwing pieces 74, 61, 69 are brought into close contact with the caulking piece 76, and the tip of the caulking piece 76 is bent and fixed.
The connector socket 42 assembled as described above is placed at a predetermined position on the wiring board 14 while the fitting portion 56 is fitted into the through hole 15 of the chassis 13, and is fixed with the screw 20. To the conductive foil 21
Fix at 9. Further, the terminal portion 53 of the terminal 47 is connected with the solder 19. Two screws 20 and two fixing pieces 6
The connector socket 42 attached by the connector 2 is configured such that the terminal portion 53 of the terminal 47 is peeled off from the conductive foil 21 even when an external force is applied to the connector plug 41 in a direction perpendicular to the insertion direction. Nothing. In addition, since the housing 43 is surrounded by the shield case 44, the shield top cover 45, the shield bottom plate 46, and the chassis 13, the entry of noise is prevented. The housing 43, the shield case 44, and the shield cover 4 are formed by the curved bottom 72 and the caulking piece 76 of the shield bottom plate 46.
5. Since the four components of the shield bottom plate 46 are securely assembled without gaps, the solder 19 does not flow into the gaps when mounted on the wiring board 14 and connected or fixed with the solder 19, and the reliability is improved. Is improved.
The side plate 5 of the shield case 44
8 is not limited to the case where the fixing piece 62 is bent outward and fixed to the upper surface of the wiring board 14 as shown in FIG. The fixing piece 62 may be bent downward and project from the through hole of the wiring board 14 to the lower surface to be fixed to the lower surface.
Next, the connector plug 41 shown in FIG.
A housing 78 made of an insulating resin and an upper shield case 7 made of a conductive metal plate as shown in an exploded perspective view of FIG.
9, lower shield case 80, upper cover 95, lower cover 96 made of insulating resin as shown in FIGS.
The housing 78 has a socket fitting hole 81 formed on the front surface, a bottom groove 85 formed on the lower surface in the longitudinal direction, a half lock hole 87 formed on the upper surface, and a stopper on the rear. The protrusion 86 protrudes up and down, and the front end is chamfered. Also, a plurality of contacts 82 are made to face the socket fitting hole 81, and are molded integrally with the housing 78 so that the other ends are pulled out rearward, and a terminal portion 83 is formed at a rear end portion of the contact 82. .
The terminal portion 83 has a semicircular shape having a diameter slightly larger than a lead wire to be connected, and the molten solder 19 naturally flows into the bottom of the terminal portion 83 but does not flow downward. A small hole 84 having a size is formed.
Specifically, assuming that the diameter of the lead wire is 0.3 mm, the diameter of the semicircular portion of the terminal portion 83 is about 1.0 mm, and the small hole 84
Is about 0.3 mm in diameter. Since the terminal portion 83 has a small interval between adjacent terminals, it is preferable that the terminal portion 83 be bent alternately upward and downward so as to be staggered.
The upper shield case 79 has a metal shell 88 integrally formed at the front end. The metal shell portion 88 has a substantially rectangular tube shape so that the housing 78 is inserted from the rear, but the bottom portion is bent slightly into a groove shape so as to fit into the bottom groove 85. In addition, a cutout 89 is formed in the bottom of the metal shell portion 88 with a gap in the longitudinal direction for escape when the metal shell portion 88 itself has elasticity. Specifically, elastic portions 77 bulging out on both sides of the metal shell portion 88 are provided in the longitudinal direction. Alternatively, elastic portions 77 are provided in the longitudinal direction, which are bent so that the lower portions of both sides of the metal shell portion 88 are bent outward. When the metal shell portion 88 is fitted into the connector socket 12, the entire metal shell portion 88 is elastically pressed. At this time, the cut 89 becomes an escape. A half lock hole 90 is formed in the upper plate of the metal shell portion 88, and the retaining projection 8 is formed in the upper plate and the lower plate.
A notch portion 91 for projecting 6 is formed. The rear end portion of the upper shield case 79 has a shallow lid shape composed of an upper plate and four side plates, and a semicircular portion 93 bent inward from the rear end and side side plates and a connection terminal portion 92 are integrally formed. Is formed.
The lower shield case 80 is formed in a box shape without a lid by a bottom plate and four side plates, opposite to the upper shield case 79, and has a semicircular portion 93 bent inward from the rear end side plate. The left and right side plates are formed with a plurality of protrusions 94 for protruding inward to ensure contact with the upper shield case 79.
The upper cover 95 and the lower cover 96 have a substantially rectangular tubular shape when they are fitted to each other, and are formed by dividing horizontally into two parts. A square hole 36 is formed in the front surface, a round hole 37 is formed in the rear surface, and a hollow portion 38 is formed in the inside.
Are formed near each other.
The order of assembling the connector plug 41 with the above components will be described. First, as shown in FIG. 8, a cable 25 having a bush 34 integrally provided at the distal end.
, The signal line 26 and the ground line 33 are exposed, the shield 29 is folded over the outer periphery of the insulating jacket 30, and the insulating tube 39 is loosely fitted to the signal line 26 to process the end. The ground wire 33 is inserted between the conductive tape 28 and the signal line 26 as shown in FIG. 8A and between the shield 29 and the conductive tape 28 as shown in FIG. There is something inserted in.
Next, the signal lines 26 are placed one by one on the terminal portions 83 of the contacts 82 and connected by the solder 19. At this time, whether or not the solder 19 has flowed into the small holes 84 is checked from the lower surface of the terminal 83. After the connection, the insulating tube 39 is moved to the connection portion and heated, so that the insulating tube 39 is thermally contracted and protected from short circuit and disconnection. The housing 78 to which the signal line 26 is connected is inserted into the metal shell 88 of the upper shield case 79 from the rear end, and press-fitted until the retaining projection 86 comes into contact with the notch 91. After that, the ground wire 33 is connected to the connection terminal portion 92 with the solder 19.
Next, the upper shield case 79 and the lower shield case 80 are fitted. At this time, the shield 29 contacts the semicircular portion 93 of the upper shield case 79 and the semicircular portion 93 of the lower shield case 80, and the projection 94 of the lower shield case 80 presses against the side plate of the upper shield case 79. Further, the upper cover 95 is put on the upper shield case 79 side, and the lower cover 96 is put on the lower shield case 80 side, and the upper and lower locking portions 97 are press-fitted and engaged. Then, the retaining projection 86 fits into the locking groove 98, the upper shield case 79 and the lower shield case 80 fit into the hollow part 38, the tip of the bush 34 fits into the locking groove 99, and the tip of the metal shell part 88. The portion protrudes from the square hole 36 to complete the assembly of the connector plug 41.
The connector plug 4 configured as described above
When 1 is inserted into the connector socket 42 attached to the chassis 13, the metal shell portion 88 of the upper shield case 79 fits into the fitting portion 56 of the shield case 44. At this time, the connector plug 41 is not inserted upside down because the bottom groove 85 and the insertion direction determining projection 57 are inserted so as to engage with each other. When the metal shell portion 88 is inserted into the fitting portion 56, the entire metal shell portion 88 has elasticity by the elastic portion 77, and the escape when the metal shell portion 88 is pushed inward is formed by the notch 89. The metal shell part 88 and the fitting part 56 are securely brought into close contact with each other.
When the metal shell portion 88 is further inserted, the contact 82 comes into contact with the contact portion 54 of the terminal 47 to be surely electrically connected.
The fifth half lock piece 66 is fitted into the half lock hole 90 of the metal shell part 88 and the half lock hole 87 of the housing 78 and is half locked. When an external force is applied to the connector plug 41 in a direction perpendicular to the insertion direction when the connector plug 41 is inserted into or removed from the connector socket 42, the connector socket 42
Is not only fixed with the screw 20 but also the shield case 4
4 is also fixed by the fixing piece 62 of the terminal 4,
7 can be used for a long time without peeling off.
According to the present invention, a housing 43 made of an insulating material is replaced with a shield case 44 made of a conductive metal plate.
The shield case 44, the shield top cover 45, and the screw bottom pieces 74, 61, 69 provided on the shield case 44, the shield top cover 45, and the shield bottom plate 46, respectively, are integrally fixed. Since the fixing piece 62 to the wiring board 14 is integrally formed, an external force is applied to the connector plug 41 in a direction orthogonal to the insertion direction when the connector plug 41 is inserted into or removed from the connector socket 42. Even if there is, the terminal portion of the terminal 47 does not peel off from the conductive foil 21.
The housing 43 has an upper cutout portion 50 formed on the upper plate portion and two engaging projections 51 formed on both side plate portions, and the shield case 44 has the side plate portion 58 formed thereon. A slot 59 for engaging the engaging projection 51 is provided, and the shield upper cover 45 is formed by a gap between the slot 59 and the two engaging projections 51 when covered from above the shield case 44. Since the locking claw 68 is provided for locking in the recess, the process of assembling the housing 43 so as to cover it with the shield case 44, the shield top cover 45, and the shield bottom plate 46 is simple and more reliable.
Further, the shield bottom plate 46 has an upward curved bottom portion 72 at the center portion, and screw-in pieces 74, 61, 69 provided on the shield case 44, the shield top cover 45, and the shield bottom plate 46, respectively. Since it has a caulking piece 76 protruding upward for fixing,
The bottom of the housing 43 is pushed by the curved bottom 72, and the upper surface of the housing 43 is moved to the upper surface 65 of the shield cover 45.
Can be assembled without any gap by pressing against the inner surface of the shield case, and by tightly fitting the three screwing pieces 74, 61, and 69 and bending and fixing the tip of the caulking piece 76, the assembling of the shield case 44 and the shield upper cover 45 after assembly. Does not spread left and right. Further, the housing 43 and the shield case 4 are formed by the curved bottom portion 72 of the shield bottom plate 46 and the caulking piece 76.
4, the shield top cover 45 and the shield bottom plate 46 are securely assembled without any gaps.
When connecting or fixing with solder 19 on the
9 does not flow into the gap, and the reliability is improved.
FIG. 1 is an exploded perspective view showing one embodiment of a connector socket according to the present invention.
FIG. 2 is a sectional view of a connector socket and a connector plug according to the present invention.
FIG. 3 is a perspective view showing a state in which a connector socket according to the present invention is mounted on a wiring board.
FIG. 4 is a sectional view showing a state in which the connector socket according to the present invention is mounted on a wiring board.
FIG. 5 is a side view showing a state where the connector socket according to the present invention is mounted on a wiring board.
FIG. 6 is an exploded perspective view of the connector plug.
FIG. 7 is a sectional view of a connector plug.
FIG. 8 shows a cable, (a) is a sectional view,
(B) is a side view of (a), (c) is a cross-sectional view of a different example.
FIG. 9 is a cross-sectional view of a conventional connector plug and connector socket.
DESCRIPTION OF SYMBOLS 10 ... Connector, 11 ... Connector plug, 12 ... Connector socket, 13 ... Chassis, 14 ... Wiring board, 15 ... Through hole, 16 ... Socket fitting, 17 ... Housing, 18 ...
Terminal, 19: solder, 20: screw, 21: conductive foil,
22 ... housing, 23 ... contact, 24 ... cover,
25 ... cable, 26 ... signal line, 27 ... power line, 28 ...
Conductive tape, 29 ... shield, 30 ... insulation jacket,
31 terminal part, 32 metal shell, 33 ground wire,
34 bush, 35 bulge, 36 square hole, 37 round hole, 38 hollow part, 39 insulating tube, 40 connector, 41 connector plug, 42 connector socket,
43 ... housing, 44 ... shield case, 45 ... shield top lid, 46 ... shield bottom plate, 47 ... terminal, 4
8 Terminal receiving part, 49 Front opening, 50 Top notch, 51 Engagement projection, 52 Positioning projection, 53
... Terminal part, 54 ... Contact part, 55 ... Fixed concave part, 56 ... Fitting part, 57 ... Protruding part which determines insertion direction, 58 ... Side plate part, 59 ... Slit, 60 ... Tongue piece, 61 ... Screw piece, 62 ... fixing pieces, 63 ... screw holes, 64 ... V-shaped notches, 65 ... upper surface,
66 ... half lock piece, 67 ... side plate part, 68 ... locking claw,
69: screwing piece, 70: screw hole, 71: projection, 72
... curved bottom part, 73 ... positioning hole, 74 ... screwing piece, 7
5: Screw hole, 76: Caulking piece, 77: Elastic part, 78: Housing, 79: Upper shield case, 80: Lower shield case, 81: Socket fitting hole, 82: Contact, 83: Terminal part, 84 ... Small hole, 85 ... bottom groove, 86 ...
Retaining projection, 87: half lock hole, 88: metal shell, 89: cut, 90: half lock hole, 91: notch, 92: connection terminal, 93: semicircle, 94: protrusion, 95 ... upper cover, 96 ... lower cover, 97 ... locking part,
98: locking groove, 99: locking groove.
Continuation of front page (56) References JP-A-63-91977 (JP, A) JP-A-4-223074 (JP, A) JP-A-6-77174 (JP, U) JP-A-2-25180 (JP, A) , U) Hikaru 4-112470 (JP, U) (58) Fields investigated (Int. Cl. 6 , DB name) H01R 13/40-13/533 H01R 13/648
1. A housing 43 made of an insulating material,
Terminal receiving part 4 fitted and connected to connector plug 41
8 in a connector socket in which the housing 43 is attached to the wiring board 14.
A shield case 44 made of a conductive metal plate, a shield top cover 45, and a shield bottom plate 46 for covering
The shield case 44 has side plate portions 58 for fitting the housing 43 on both sides of a central fitting portion 56,
From above the shield case 44, the shield cover 45
The shield bottom plate 46 is addressed from the lower surface of the housing 43, and the shield case 44, the shield top cover 45, and the screwing pieces 74, 61, 69 provided respectively on the shield bottom plate 46 are integrally fixed. The fixing piece 62 for fixing to the wiring board 14 is provided at the end of the side plate portion 58
A connector socket characterized by being integrally formed.
2. The housing 43 includes an upper cutout portion 50 formed on an upper plate portion and two engaging projections 51 formed on both side plate portions, and the shield case 44 has a side plate portion 5 formed thereon.
8 is provided with a slot 59 with which the engaging projection 51 engages, and the shield upper cover 45 is formed by a gap between the slot 59 and the two engaging projections 51 when placed over the shield case 44. The connector socket according to claim 1, further comprising a locking claw that locks into the formed recess.
3. The shield bottom plate 46 has an upwardly curved bottom portion 72 at a central portion thereof and a shield case 4.
4. A crimping piece 76 protruding upward for integrally fixing the screwing pieces 74, 61, 69 provided on the shield top cover 45 and the shield bottom plate 46, respectively.
Connector socket as described. Are formed.
JP7167884A 1995-06-12 1995-06-12 Connector socket Expired - Fee Related JP2914616B2 (en)
JP7167884A JP2914616B2 (en) 1995-06-12 1995-06-12 Connector socket
US08/660,951 US5718605A (en) 1995-06-12 1996-06-12 Connector socket
JPH08339861A JPH08339861A (en) 1996-12-24
JP2914616B2 true JP2914616B2 (en) 1999-07-05
ID=15857867
JP7167884A Expired - Fee Related JP2914616B2 (en) 1995-06-12 1995-06-12 Connector socket
US (1) US5718605A (en)
JP (1) JP2914616B2 (en)
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1995-06-12 JP JP7167884A patent/JP2914616B2/en not_active Expired - Fee Related
1996-06-12 US US08/660,951 patent/US5718605A/en not_active Expired - Lifetime
JPH08339861A (en) 1996-12-24
US5718605A (en) 1998-02-17
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