JPH02143789U - - Google Patents

Description

[Brief explanation of the drawing]

Fig. 1 is a sectional view of the end of a signal cable device showing an embodiment of the present invention, Fig. 2 is an explanatory diagram of how the signal cable device is used, Fig. 3 is a circuit diagram of a noise filter, and Fig. 4 is FIG. 5 is a plan view of the small connector in FIG. 1, FIG. 5 is a side view of the same, and FIG. 6 is an enlarged sectional view of the same main part. 1... Signal cable device, 4... First connector,
8... Signal cable body, 8a... Signal line, 10... Second connector, 11... Third connector, 12... Printed circuit board (small printed circuit board), 13... Noise filter, 15... Case, 19... Pin, 20... Housing of second connector, 21... Guide groove, 2
2... Housing of the third connector, 23... Projection,
25... Protrusion, 26... Claw, 27... Extension.

Claims (1)

[Claims for Utility Model Registration] (1) A case that is electrically conductive and has openings at both ends, a first connector that is attached and fixed to the opening at one end of the case, and a first connector that is disposed within the case. a printed circuit board, a noise filter mounted on the printed circuit board and having an electrical connection relationship with a first connector, and a noise filter mounted on the printed circuit board,
and a male (or female) second connector having an electrical connection relationship with the noise filter;
A signal cable main body having one end inserted into an opening at the other end of the case, and a third female (or male) connector electrically connected to the signal line at one end of the signal cable main body. A signal cable device characterized in that the second connector and the third connector are electrically connected by coupling. (2) The signal cable device according to claim 1, further comprising a board-in connector that electrically connects the first connector and the printed circuit board. (3) The signal cable device according to claim 1, wherein the tip of the signal cable device is coated with aluminum so as to be shielded. (4) The signal cable device according to claim 1, wherein a recess is provided at an end of the signal cable main body, and a protrusion that fits into the recess is provided on the case side. (5) A guide groove is provided on the side of the second or third connector, and a protrusion that fits into the guide groove is provided on the side of the third connector or second connector on the other side. Claim 1 characterized in that
Signal cable equipment as described. (6) One of the second connector or the third connector is provided with a protrusion, and the other is provided with a claw that engages with the protrusion when the second connector and the third connector are fitted together. The signal cable device according to claim 1, characterized in that: (7) The second or third connector connected to the printed circuit board has an L-shaped pin, and this pin is bent into an L-shape inside the second or third connector. The signal cable device according to claim 1, characterized in that: (8) The second or third connector connected to the printed circuit board is provided with an extension portion extending to the opposite side of the mating connector so as to substantially contact the printed circuit board. The signal cable device according to claim 1. (9) The signal according to claim 1, characterized in that the end portion of the signal cable main body, the second connector, the third connector, the noise filter, the printed circuit board, and the first connector are provided in the same case. cable equipment.