# US 2014/0154928 A1 · Cable connector and cable assembly, and method of manufacturing cable assembly

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- Number: US 2014/0154928 A1
- Document ID: US20140154928A1
- Status: Published application
- Kind: A1
- Application number: 13/795,326
- Filed: 2013-03-12
- Published: 2014-06-05
- Earliest claimed: 2012-11-30
- Assignees: Hitachi Cable, Ltd.
- Applicants: Hitachi Cable, Ltd.
- Inventors: Hideki NONEN; Yosuke ISHIMATSU; Kei NISHIMURA
- Web page: https://patentgrep.com/patent/US20140154928A1

## CPC

- H01R 43/26: for engaging or disengaging the two parts of a coupling device (structural association with two-part coupling device H01R13/629)
- H01R 4/04: using electrically conductive adhesives
- H01R 13/65914: {Connection of shield to additional grounding conductors}
- H01R 12/62: connecting to rigid printed circuits or like structures
- H01R 43/0207: {Ultrasonic-, H.F.-, cold- or impact welding}
- Y10T 29/49174: Assembling terminal to elongated conductor
- Y10T 29/49176: with molding of electrically insulating material
- H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

Provided is a cable connector, a cable assembly, and a method of manufacturing the cable assembly, in which electric characteristics are stabilized by suppressing elastic deformation of a cable for differential signal transmission, and besides, which is easily connectable by reducing the number of parts. In a ground contact, an outer-conductor adhering portion which is protruded from a side wall portion of a connector main body and which is adhered with an outer conductor by a conductive adhesive is provided. In this manner, elastic deformation of a cable for differential signal transmission is suppressed, so that electric characteristics can be stabilized. Also, connecting work between the outer conductor and the ground contact can be simplified as reducing the number of parts. Further, the cable for differential signal transmission is not exposed to a high temperature of soldering or others, and therefore, thermal deformation thereof does not occur, either.

## Claims

### Claim 1

A cable connector electrically connected with a cable for differential signal transmission including: a pair of signal line conductors; an insulator provided in peripheries of the respective signal line conductors; and an outer conductor provided in periphery of the insulator,
the cable connector comprising:
a connector board made of an insulating material;
a pair of signal line contacts which are provided in the connector board and are electrically connected with the respective signal line conductors;
a ground contact which is provided in the connector board and is electrically connected with the outer conductor; and
an outer-conductor adhering portion which is provided in the ground contact, is protruded from a side wall portion of the connector board, and is adhered with the outer conductor by a conductive adhesive.

### Claim 2 (depends on 1)

The cable connector according to claim 1,
wherein the ground contact is extended in a longitudinal direction of the respective signal line contacts so that peripheries of the respective signal line contacts except for a part thereof are covered with the ground contact.

### Claim 3 (depends on 1)

The cable connector according to claim 1,
wherein the respective signal line contacts are protruded from the side wall portion of the connector board toward the outer-conductor adhering portion.

### Claim 4 (depends on 1)

The cable connector according to claim 1 further comprising
a positioning wall portion for positioning the outer conductor provided in the outer-conductor adhering portion.

### Claim 5 (depends on 1)

The cable connector according to claim 1,
wherein peripheries of the outer-conductor adhering portion and the outer conductor are solidified by an insulating material under a state that the outer conductor is arranged in the outer-conductor adhering portion.

### Claim 6 (depends on 1)

The cable connector according to claim 1 further comprising
a tape having conductive property wound in the peripheries of the outer-conductor adhering portion and the outer conductor.

### Claim 7

A cable assembly comprising: a cable for differential signal transmission; and a cable connector electrically connected with the cable for differential signal transmission,
the cable for differential signal transmission including:
a pair of signal line conductors;
an insulator provided in peripheries of the respective signal line conductors; and
an outer conductor provided in periphery of the insulator, and
the cable connector including:
a connector board made of an insulating material;
a pair of signal line contacts which are provided in the connector board and are electrically connected with the respective signal line conductors;
a ground contact which is provided in the connector board and is electrically connected with the outer conductor; and
an outer-conductor adhering portion which is provided in the ground contact, is protruded from a side wall portion of the connector board, and is adhered with the outer conductor by a conductive adhesive.

### Claim 8 (depends on 7)

The cable assembly according to claim 7,
wherein the ground contact is extended in a longitudinal direction of the respective signal line contacts so that peripheries of the respective signal line contacts except for a part thereof are covered with the ground contact.

### Claim 9 (depends on 7)

The cable assembly according to claim 7,
wherein the respective signal line contacts are protruded from the side wall portion of the connector board toward the outer-conductor adhering portion.

### Claim 10 (depends on 7)

The cable assembly according to claim 7 further comprising
a positioning wall portion for positioning the outer conductor provided in the outer-conductor adhering portion.

### Claim 11 (depends on 7)

The cable assembly according to claim 7,
wherein peripheries of the outer-conductor adhering portion and the outer conductor are solidified by an insulating material under a state that the outer conductor is arranged in the outer-conductor adhering portion.

### Claim 12 (depends on 7)

The cable assembly according to claim 7 further comprising
a tape having conductive property wound in the peripheries of the outer-conductor adhering portion and the outer conductor.

### Claim 13

A method of manufacturing a cable assembly comprising:
a cable preparing step of preparing a cable for differential signal transmission including
a pair of signal line conductors,
an insulator provided in peripheries of the respective signal line conductors, and
an outer conductor provided in periphery of the insulator;
a cable-connector preparing step of preparing a cable connector including
a connector board made of an insulating material,
a pair of signal line contacts which are provided in the connector board and are electrically connected with the respective signal line conductors,
a ground contact which is provided in the connector board and is electrically connected with the outer conductor, and
an outer-conductor adhering portion which is provided in the ground contact, is protruded from a side wall portion of the connector board, and is adhered with the outer conductor by a conductive adhesive;
an adhesive applying step of applying the conductive adhesive on the outer-conductor adhering portion; and
a connecting step of arranging the outer conductor in the outer-conductor adhering portion on which the conductive adhesive has been applied and of arranging the respective signal line conductors in the respective signal line contacts so that the respective signal line conductors and the respective signal line contacts are electrically connected with each other.

### Claim 14 (depends on 13)

The method of manufacturing the cable assembly according to claim 13,
wherein the connecting step is followed by performing a mold forming step of solidifying the peripheries of the outer-conductor adhering portion and the outer conductor by an insulating material.
