CN1238859A - Board mountable coaxial connector - Google Patents

Board mountable coaxial connector Download PDF

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Publication number
CN1238859A
CN1238859A CN97180109A CN97180109A CN1238859A CN 1238859 A CN1238859 A CN 1238859A CN 97180109 A CN97180109 A CN 97180109A CN 97180109 A CN97180109 A CN 97180109A CN 1238859 A CN1238859 A CN 1238859A
Authority
CN
China
Prior art keywords
wiring board
connector
mentioned
housing
coaxial connector
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN97180109A
Other languages
Chinese (zh)
Other versions
CN1101066C (en
Inventor
老R·C·霍斯勒
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Whitaker LLC
Original Assignee
Whitaker LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US08/957,556 external-priority patent/US5897384A/en
Application filed by Whitaker LLC filed Critical Whitaker LLC
Publication of CN1238859A publication Critical patent/CN1238859A/en
Application granted granted Critical
Publication of CN1101066C publication Critical patent/CN1101066C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
    • H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
    • H01R24/52—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency mounted in or to a panel or structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/627—Snap or like fastening
    • H01R13/6275—Latching arms not integral with the housing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/516—Means for holding or embracing insulating body, e.g. casing, hoods
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • H01R13/633—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only
    • H01R13/6335—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only comprising a handle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2103/00—Two poles

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  • Coupling Device And Connection With Printed Circuit (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

Coaxial connector (10) for mounting to a circuit board (12) at an edge (14) thereof and having an outer conductor housing block (20) with an enlarged rearward housing section (22) and an elongate threaded cylindrical forward housing section (30). A bottom housing section (70) is provided that depends beneath downwardly facing housing surfaces (60) of wings (24) that are coplanar with inner conductor (40), extending through a board recess (16), with the bottom housing section (70) being provided rearwardly of forwardmost ends (62) of the downwardly facing housing surfaces (60). The bottom housing section is sufficiently massive to move the center of mass of the connector rearwardly of the forwardmost ends (62) of the downwardly facing surfaces (60) so that the connector (10) remains stably positioned without tooling on the top of the circuit board during assembly prior to soldering thereto.

Description

Coaxial connector in the circuit board can be installed
The present invention relates to electric connector field, relate more specifically to install coaxial connector in the circuit board.
Coaxial connector provides inner wire or the signal conductor of a coaxial arrangement in outer conductor, and the both has radius and common axis of accurate control, is furnished with insulating material between it.Some specific coaxial connector can be installed in the circuit board, and signal conductor is electrically connected with the signal circuit of wiring board, and outer conductor is electrically connected with earthed circuit on the wiring board, and this electrical connection normally realizes with the method for soldering.A kind of this class connector is disclosed in U.S. Patent No. 4,650,271.In U.S. Patent No. 5,495, in 267, a plurality of coaxial connectors that similarly can be installed on the wiring board are fixed on an edge joint along wiring board on the mounting bracket on the wiring board, and each coaxial connector comes out in the incision extension that output/place, input port is passed on the plate of electric equipment.
A kind of such coaxial connector can be buied from AMP Inc., is called " F " connector, Part No. No.415024-2.Outer conductor is a metal block-shape shell, to be in inner wire in the insulating material lining is wrapped in, and extend installation end and opposite with it end that connects of wiring board, mating end forms threaded slender cylinder, it is actual to protrude into outside the edge of wiring board, extend through the otch of plate, connecting connector will be bound up on it threadably.The housing of this connector will comprise prone surface on the part of thick housing back segment, before soldering, be arranged on that part of PCB surface of adjacent line panel edges, but the outer conductor linkage section of soldering on the earthed circuit of wiring board easily is provided.Inner wire is straight-line extension backward, also aligns with PCB surface, is electrically connected with the signal circuit of wiring board.For making impedance matching the best of coaxial connector, wish that not only thick housing back segment is around inner wire, and wish that its cross section is identical substantially with the cross section that connects coaxial connector, therefore, the part of housing must extend to it under the surface of circuit board mounted thereto, require to form a recess that extends to from the wiring board edge in the wiring board, think that the Lower Half of thick housing provides enough spaces, make inner wire arrive and end at signal circuit forward.
People are desirable to provide such coaxial connector, it is suitable for utilizing and comprises that the robot that connector road along the line panel edges accurately can be positioned at the installation site gets to install and automatic packaging technology such as be equipped with and be installed on the wiring board easily, carry out soldering at different stations subsequently, to form being electrically connected of required and wiring board.
The invention provides a kind of can utilize to get install the coaxial connector that is installed in the wiring board edge fully, it before soldering not tool using, anchor clamps or fixed part just can stably be placed on the installation site of PCB surface, and it is minimum to account for the area of wiring board.
The invention provides a kind of housing, it comprise by in the wiring board recess under the wiring board composition surface of housing from the wiring board edge Lower Half to projecting inward thick housing, its quality is enough to make the mass centre of connector to be positioned in the wiring board edge, keeps compact appearance simultaneously.
To with reference to accompanying drawing one embodiment of the present of invention be described with the form of giving an example now, wherein:
Fig. 1 and Fig. 2 are the forward sight of coaxial connector of the present invention and the stereogram of backsight;
Fig. 3 is the longitudinal section of this connector; And
Fig. 4 is mounted in the bottom view of the connector that is in the installation site on the wiring board.
Coaxial connector 10 can be installed on this wiring board along the edge 14 of wiring board 12 (see figure 4)s, and this wiring board is provided with recess 16 and location hole 18, is suitable for installing in the installation site.The outer conductor 20 of connector is a metal block-shape shell, the die casting zinc of nickel plating for example, and comprise a thick housing back segment 22, along its two side have a pair of from the rear surface 26 wings 24 that extend forward, they respectively have one from its alignment pin that dangles 28 downwards, can hold in the positioning hole corresponding 18 that is contained in wiring board 12, so that when connector being placed on the wiring board, make its accurate location in the installation site.
Housing leading portion 30 is elongated cylinder, dimensions is width and the height of its diameter less than housing back segment 22, and extend a leading edge 32, this leading edge is from the front surface 34 actual edges 14 that surpass wiring board that protrude of lateral flange 36, and pass and exceed the plate otch, with matched with the connector (not shown) of a complementation, be threaded the surface, locking nut (not shown) and the coupling nut (not shown) that connects connector are connect on it securely in the spiral marking connection mode, thereby connector is fixed on the state that it connects fully.Lateral flange 36 is extended forward from the wiring board edge, and in corresponding groove on the inner surface of the wooden partition that is placed in the outer shield (not shown), in use, connector and circuit board module all place in this outer shield.As shown in Figure 3, coaxial arrangement is a inner wire 40 such as copper beryllium alloy in the centre bore 38 of outer conductor 20, and it is arranged in the central passage of TEFLON (teflon) polyflon (trade mark of the E.I.DuPont de Nomours and Company of Delaware State Wilmington) insulating bushing 42 for example.
Inner wire 40 remains in the lining 42 by for example little location of traditional approach utilization barb 44, it comprises a minor diameter elongate spike, and this pin extends to the wiring board coupling part 48 of the rear surface 26 that is stretched over housing back segment 48 from the pod contact portion 46 of the leading edge 32 of close housing leading portion 30.Insulating bushing 42 is preferably in leading edge 32 places and determines a tapered inlet 50, is right after before pod contact portion 46, to form a leading-in end, so that admit an end of coaxial cable connector, or connect the pin that connects of connector (not shown).Shown insulating bushing 42 is fixed on the centre bore 38 by metal locating ring 52, and this locating ring is that brute force is fitted in the centre bore 38 of leading edge 32, and the boss 56 in lining rear end 54 and the housing back segment is abutted against.Extend back the less hole back segment of diameter at boss 56, it extends to rear surface 26 always, and the wiring board link 48 of inner wire 40 passes this hole and extends to housing rear surface 26 coaxially.
The wiring board link 48 of inner wire 40 is preferably arranged along the installation surface of wiring board 12, so that soldering is on the corresponding signal circuit of wiring board.Prone surperficial 60 of wing 24 also arranges along the installation surface of wiring board 12, so that soldering is on the earthed circuit of wiring board, in Fig. 2, the bottom of wiring board linkage section 48 and prone surperficial 60 is coplanar.Wing 24 best thinner thicknesses and be in the same plane with inner wire play the effect in abutting connection with recess 16 that is supported on PCB surface simply, and shop bolt are provided, and then play making outer conductor produce the effect that is electrically connected with the wiring board earthed circuit.Wing 24 extends to foremost or leading edge 62 from housing rear surface 26, stops in the place, back near lateral flange 36.
According to the present invention, housing back segment 22 provides a bottom 70, overhang downwards by prone surperficial 60 coplanar wiring board recesses 16 with wing 24, it is applicable to that shape with compactness provides the enough quality quality of the front portion of balance coaxial connector effectively, this front portion not only protrudes into outside the wiring board edge 14, and almost its half quality protrudes under the last plane or mounting plane of wiring board.Therefore the present invention moves mass centre in the wiring board edge, be enough to make coaxial connector after placing it in the position simply, can stably be supported on the surface of wiring board, before soldering, (be included between the station and move horizontally) and need not to use any type of clamping device or independent fixture, control otherwise have only to use, just can make coaxial connector not forward and rotate around the leading edge of wiring board such as wiring board card locking device or bonding agent or the anchor clamps such as ballast that stretch out backward, instrument or independent fixture.The present invention also makes the horizontal-extending amount of the wing that the housing on the prone surface that contacts with wiring board back segment is provided reduce to minimum, thereby has reduced the occupied wiring board real area of the size of installation site and coaxial connector 10.
It is block that bottom 70 preferably is, it extends to rear surface 74 from front surface 72, end at alignment pin 28 and location hole 18 forward, it has side surface 76 and is the basal surface 78 on plane, thereby have and simple shape and the complementary substantially shape and size of the easy wiring board recess that constitutes 16, overhang under the basal surface of wiring board by this recess simultaneously.Front surface 72 preferably be not forward be positioned at wing 24 foremost or the vertical plane that intersects of leading edge 62.In addition, the housing back segment on the wiring board linkage section 48 of inner wire 40 preferably extends to the rearmost end of the wiring board linkage section 48 of inner wire 40 fully, with help to make mass centre be in wing 24 foremost after.
Have again, according to a further aspect of the invention, along with wing 24 foremost or the top surface of the housing back segment 22 after the vertical plane that intersects of leading edge 62 provide one and can get with vacuum and install the part 80 that is equipped with the substantitally planar that grasps, coaxial connector moves with this equipment and locatees in assembling process automatically.
In Fig. 1 to Fig. 3, can see, the back zone A of the coaxial connector 10 that forms backward from the front surface 72 of housing bottom 70 preferably aligns with the leading edge 62 of wing 24, and the proparea B that comprises housing leading portion 30 and lateral flange 36 will be positioned at outside the wiring board edge, and as shown in Figure 3, inner surface along plate is arranged in the I/O port place that wiring board is installed electronic equipment within it, the otch that plate is passed in threaded front portion of while stretches out, and it is fastening threadably on it to accept a locking nut (tight packing ring with lock), thereby connector (is also used the guard aperture packing ring along inner surface) onboard along the outer surface of wiring board is fixing, then have the coupling nut that connects connector to connect on it threadably.
Have again, as Fig. 1 to Fig. 3 as seen, constituting inferior segment C under prone surperficial 60 the horizontal plane of wing 24 and under the inner wire 40, and the above zone of mounting plane is last district D.
In an embodiment of connector 10: lining 42 is that teflon material and center contact diameter are 0.045 inch; Housing leading portion 30 is that 0.625 inch long and external diameter are 0.315 inch; Centre bore 38 is 1.00 inches from leading edge 32 to boss 56,0.260 inch of diameter, and the diameter of metapore is 0.157 inch; Lateral flange 36 is 0.125 inch from front to back, and height and width are 0.500 * 0.500 inch; Housing back segment 22 is 0.655 inch from front to back at last district D, and 0.500 inch of the most wide degree is 0.198 inch wide across top surface 80,0.269 inch of height.Lower housing portion 70 at inferior segment C and back zone A is 0.470 inch from front to back, and is wide 0.500 inch, from wing 24 prone surperficial 60 after the degree of depth that overhangs downwards be 0.298 inch.Calculate, it is 0.0245 inch and to be in distance lambda 2 after the front surface of the front surface 62 of wing 24 and housing bottom 70 be 0.110 inch vertical plane that center of gravity CG (see figure 3) is positioned at apart from the distance lambda 1 of contact under the central shaft, the front surface 62 that makes wing 24 fully backward, the edge with wiring board matches substantially.Making connector 10 need not aid before soldering and in the soldering process can keep stably being placed on the wiring board 12.
In one second embodiment, all similar to size and dimension, just lining is the 30% glass polyester (heavy than teflon) of filling and the degree of depth of housing bottom more shallow (under the surface that faces down 0.231 inch), and the position of centre of gravity of its basal surface connector consistent with the basal surface of lateral flange is calculated.This center of gravity be positioned at from the leading edge of wing backward 0.080 inch vertical plane and substantially on the contact central shaft.
Coaxial connector of the present invention is impedance matching, so that high performance 75 ohm of connectors to be provided, be used for conversion of signals from standard 75 ohm coaxial cable, for example preferably shelter or office be used for from socket box (Network Interface Box) or cable interface device (Cable Access Unit) receive from the phone of distribution cable or the transmission of TV signal.Connector described herein is applicable to the earthed circuit that extends continuously along in-plane to wiring board from connector, on connector and wiring board, the signal circuit of earthed circuit and both sides is separated an optimum distance, satisfy its slab guide layout requirement, have signal attenuation minimum and after assembling the advantage minimum to the wiring board adjustment.

Claims (3)

1. a coaxial connector (10), its type is adapted to be mounted to wiring board (12) and goes up and have a inner wire (40) in an outer conductor block-shape shell (20) and the hole (38) of coaxial arrangement within from first to last being in insulating bushing (42), and have and the rear portion wiring board linkage section (48) of the exposure that the installation surface of wiring board (12) aligns, be used for that its signal circuit is electrically connected to and extend to the preceding contact portion (46) of the leading edge (30) of elongated cylindrical housing leading portion (30), and thick housing back segment (22) is included in the installation site of wiring board (12) and its installation surface aligns and the coplanar prone surface (60) of adjacency, is used for being electrically connected with the earthed circuit formation of wiring board; It is characterized in that:
Block-shape shell (20) comprises housing bottom (70), and its (62) foremost from above-mentioned prone surface (60) overhang under the above-mentioned prone surface (60) backward and downwards,
Above-mentioned housing bottom (70) has enough quality, protrudes into the quality of front portion of (62) foremost connector (10) before of above-mentioned prone surface of shell (60) in order to balance,
Therefore, the mass centre of connector be positioned at above-mentioned prone shell surface (60) (62) foremost afterwards, and in case connector is placed on the installation surface of wiring board (12), it can stably remain on this position before soldering, need not any positioner, the complementary recess (16) that its housing bottom (70) passes on the wiring board (12) is extended downwards.
2. coaxial connector as claimed in claim 1 (10), its feature also is, the top surface (80) of above-mentioned housing back segment (22) is the plane, form one afterwards in above-mentioned (62) foremost of above-mentioned prone surface of shell (60) and grasp the surface, be convenient in the process that this connector is installed to wiring board (12), use vacuum to get to install and be equipped with.
3. as the described coaxial connector of arbitrary money (10) of claim 1 and 2, it is characterized in that housing back segment (22) extends to the rearmost end of the above-mentioned wiring board linkage section (48) of above-mentioned inner wire (40).
CN97180109A 1996-11-27 1997-11-20 Board mountable coaxial connector Expired - Fee Related CN1101066C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US60/013,477 1996-07-01
US3277296P 1996-11-27 1996-11-27
US08/957,556 US5897384A (en) 1997-10-24 1997-10-24 Board mountable coaxial connector
US08/957,556 1997-10-24

Publications (2)

Publication Number Publication Date
CN1238859A true CN1238859A (en) 1999-12-15
CN1101066C CN1101066C (en) 2003-02-05

Family

ID=26708871

Family Applications (1)

Application Number Title Priority Date Filing Date
CN97180109A Expired - Fee Related CN1101066C (en) 1996-11-27 1997-11-20 Board mountable coaxial connector

Country Status (6)

Country Link
EP (1) EP0941561A1 (en)
JP (1) JP2002515172A (en)
CN (1) CN1101066C (en)
AU (2) AU7404898A (en)
GB (1) GB2334830B (en)
WO (2) WO1998024147A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110832711A (en) * 2017-07-20 2020-02-21 斯宾纳有限公司 RF PCB connector with surface mount interface
CN111162420A (en) * 2018-11-08 2020-05-15 富鼎精密工业（郑州）有限公司 Radio frequency connector

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005267970A (en) 2004-03-17 2005-09-29 Japan Aviation Electronics Industry Ltd Connector
US7344381B2 (en) * 2004-04-29 2008-03-18 Emerson Network Power Connectivity Solutions, Inc. High frequency edge mount connector
FR2870048B1 (en) * 2004-05-10 2006-12-01 Radiall Sa COAXIAL CONNECTOR FOR CIRCUIT BOARD
US7796094B2 (en) 2007-03-30 2010-09-14 Motorola, Inc. Flexible antenna mounting assembly
CN102456959A (en) * 2010-10-18 2012-05-16 启碁科技股份有限公司 Electronic device
CN108711690B (en) * 2018-05-24 2020-04-07 北京无线电计量测试研究所 Printed board connector

Family Cites Families (6)

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Publication number Priority date Publication date Assignee Title
US4650271A (en) * 1985-08-14 1987-03-17 Amp Incorporated Coaxial connector with interlocked dielectric body
US5167523A (en) * 1991-11-01 1992-12-01 Harbor Electronics, Inc. Electrical connector
US5215470A (en) * 1992-06-26 1993-06-01 Amp Incorporated Connector assembly and method of manufacture
US5383794A (en) * 1993-07-16 1995-01-24 The Whitaker Corporation Latch actuator for a connector
US5478258A (en) * 1993-12-20 1995-12-26 Wang; Tsan-Chi BNC connector and PC board arrangement
US5486117A (en) * 1994-08-09 1996-01-23 Molex Incorporated Locking system for an electrical connector assembly

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110832711A (en) * 2017-07-20 2020-02-21 斯宾纳有限公司 RF PCB connector with surface mount interface
CN110832711B (en) * 2017-07-20 2022-03-22 斯宾纳有限公司 RF PCB connector with surface mount interface
CN111162420A (en) * 2018-11-08 2020-05-15 富鼎精密工业（郑州）有限公司 Radio frequency connector
CN111162420B (en) * 2018-11-08 2023-10-20 富鼎精密工业（郑州）有限公司 Radio frequency connector

Also Published As

Publication number Publication date
WO1998024152A1 (en) 1998-06-04
EP0941561A1 (en) 1999-09-15
GB2334830B (en) 2001-06-06
WO1998024147A1 (en) 1998-06-04
GB9911784D0 (en) 1999-07-21
AU7412298A (en) 1998-06-22
CN1101066C (en) 2003-02-05
AU7404898A (en) 1998-06-22
JP2002515172A (en) 2002-05-21
GB2334830A (en) 1999-09-01

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