Abstract: In the insulation displacement connector, there are provided: a housing; terminal receiving chambers formed in the housing; an opening portion formed in the housing so as to expose the terminal receiving chambers to the outside; and an openable/closable cover having a pair of supporting arms which are projected from opposite ends of the openable/closable cover and which are pivotally supported at their top ends on the housing so that when the cover is rotated toward the housing the opening portion is closed by the cover, while in an opened state a feed through space feedable in the front and rear directions of the housing is formed between the pair of supporting arms.

Abstract: A connector includes an opening which is formed in the outer peripheral wall of a connector housing and faces a terminal storage chamber, a rear holder arranged in the opening and inserted into the terminal storage chamber to be engaged with an engagement portion of a terminal inserted into the terminal storage chamber from the rear so as to prevent removal of the terminal to the rear, and front and rear plastic bands for connecting the front and rear edges of the rear holder to the front and rear edges of the opening. A curved spring portion for pivotally holding the rear holder on the front end of the front plastic band with keeping the posture of the rear holder at this time constant is formed on the rear plastic band.

Abstract: Both a method of assembling a connector and a connector housing usable for executing the method are provided. In the method, the connector housing moulded as one body is prepared at first. The housing consists of a housing body with an opening, a cover for closing the opening and a connecting piece for connecting the connector housing with the cover. Then, a wire is installed into the body through the opening. Next, the connecting piece is cut, so that said cover is separated from said housing body. Thereafter, the separated cover is slid into said housing body on the opening, so that it is covered with the cover. To facilitate the sliding of the cover, the housing body is provided with a sliding groove while the cover is provided with a projection to be engaged with the groove.

Abstract: Both a method of assembling a connector and a connector housing usable for executing the method are provided. In the method, the connector housing moulded as one body is prepared at first. The housing consists of a housing body with an opening, a cover for closing the opening and a connecting piece for connecting the connector housing with the cover. Then, a wire is installed into the body through the opening. Next, the connecting piece is cut, so that said cover is separated from said housing body. Thereafter, the separated cover is slid into said housing body on the opening, so that it is covered with the cover. To facilitate the sliding of the cover, the housing body is provided with a sliding groove while the cover is provided with a projection to be engaged with the groove.

Abstract: Respective terminals are received in terminal accommodating chambers in the direction of arrow A from the front of a connector body, respectively. Then, stabilizers and lances of the terminals are locked in first and second grooves of the respective terminal accommodating chambers, so that the terminals are surely positioned in predetermined positions in the terminal accommodating chamber. Projecting portions provided integrally with the connector body lock the terminals in the predetermined positions to thereby prevent the terminals from moving in the direction of arrow A. Electric wires pressure-contacted to the terminals are bent in accordance with the outer shapes of the projecting portions, so that the electric wires are restrained from moving in the direction of arrow A. Accordingly, the electric wires are surely prevented from coming off backward out of the terminals.

Abstract: A connector with a rear holder in which simultaneously when attaching the rear holder to a housing, connector terminals can be easily and positively pushed in the housing. In the connector with the rear holders, each rear holder has, at its front end, retaining projections for respectively pushing the connector terminals, and is connected to the housing through hinges. Guide portions of the rear holder are slidably received respectively in guide grooves formed respectively in opposite side walls of the housing.

Abstract: There is provided a connector with rear holders in which a hinge, connecting a terminal-retaining rear holder to a connector housing, is prevented from being cut, and also an accidental operation of a lock release arm of the connector housing is prevented. Terminal-retaining rear holders are pivotally connected to corresponding connector housings through hinges. A projected abutment portion for abutting against the corresponding connector housing is formed on an outer wall of each of the rear holders facing the corresponding connector housing in a full open condition of the rear holder. The projected abutment portion of the rear holder is projected in a direction of projecting of a lock release arm of the connector housing.

Abstract: Opposed plate portions are spaced a predetermined distance from each other to form a press-connecting blade, and deformation prevention piece portions of an L-shaped horizontal cross-section are provided beneath the plate portions to support the same from the lower side. With this construction, there is achieved a press-connecting portion of a press-connecting terminal, in which the plate portions of are prevented from being deformed away from each other when a wire is press-fitted into the press-connecting blade.

Abstract: A strand cable press-contacting terminal primarily comprising: a pair of fore and aft press-contacting pieces are arranged longitudinally in the terminal fitting; an even number of twisted wires are aligned in the first external layer of said cable; and wherein said pair of fore and aft press-contacting pieces are spaced each other to the distance value which is obtained by multiplying a quarter of the wire strand pitch by an odd number n. Further, this invention may be a strand cable press-contacting terminal comprising: more than two pairs of press-contacting pieces are provided longitudinally in the terminal fitting; said terminal is used for plural kinds of strand cables differed in strand pitch; an even number of twisted wires are aligned in the first external layer of said each cable; and, wherein the each distance between said more than two pairs of press-contacting pieces is decided on the same value as a quarter of said each cable strand pitch being multiplied by an odd number n.

Abstract: A wire press-fitting method for a pressure terminal wherein platelike movable holding sections are disposed along both side surfaces of a pressuring punch so as to be urged by resilient members, one end of each resilient member being supported by a press main body, and both the movable holding sections are abutted against top ends of pressuring blades in association with lowering of the press main body, so that the pressuring blades are pushed down.

Abstract: A pressure contact terminal (50) comprises: a main body (60) having an elongate main base plate (61), a pair of two front side plates (62) and a pair of two middle side plates (64) both formed by bending both sides of the main base plate; and a spring member (70) having a spring base plate (71), a spring piece (72) formed by turning down a front end of the spring base plate, and at least one pressure contact plate (74) formed by bending a rear end of the spring base plate at a right angle so as to be connected to wire conductor. After the spring member has been assembled with the main body, the two front side plates (62) being further bent into a box shape to form a male terminal pressure contact portion in cooperation with the spring piece (72) of the spring member (70).

Abstract: An inertia locking-type waterproof connector is provided in which male and female connectors having a waterproof packing interposed therebetween are fitted together by an inertia force produced when abutting a retaining projection of an elastic lock arm against an engagement portion for engaging the retaining projection. The inertia locking-type waterproof connector includes a female connector housing, a male connector housing for connection with the female connector housing, and an elastic lock arm provided on one of the male connector housing and the female connector housing and having a retaining projection. An engagement portion is provided on the other of the male connector housing and the female connector housing. The engagement portion engages with the retaining projection. A packing is interposed between the male connector housing and the female connector housing for providing a waterproof seal.

Abstract: A locking structure of a connector with a waterproof packing to prevent incomplete locking of the connector. The locking structure comprises: a waterproof packing attached to the first connector half; two rows of sealing lips with a first sealing lip and a second sealing lip integrally formed with the waterproof packing, the first sealing lip being taller than the second sealing lip, wherein the second connector half is inserted into the waterproof packing, and slidably contacts the first sealing lip in the first stage and then slidably contacts the second sealing lip to lock the waterproof connector.

Abstract: A waterproof connector comprises a male connector housing and an outer hood circumferentially provided on the male connector housing with an annular space therebetween, which contains a seal ring and into which is inserted a hood portion of a mating female connector to be brought into contact with the seal ring. A resilient locking arm of a double support structure is provided inside an outwardly bulged portion of the outer hood such that it is rearwardly supported on the part of the male connector housing and forwardly supported on the part of the outwardly bulged portion. This allows a male connector housing to be locked to a mating connector with an increased force, while making it possible to protect the resilient locking arm from external forces.

Abstract: A water-proofing plug for a connector which comprises: rubber plug including a cylinder having an electric wire inserting hole along the central axis, and a sealing portion 12c formed on the outer surface of one end portion of the cylinder in such a manner that the sealing portion is brought into close contact with the inner surface of a connector housing; and a reinforcing member including base plate having an electric wire inserting hole at the center, and supporting arms extending from both sides of the base plate, is so improved that the end faces of the supporting arms are sloped towards the electric wire inserting hole of the base plate, whereby the water-proofing plug is excellent in water-proofing ability and high in reliability in practical use.

Abstract: In a connector comprising: a connector housing having a terminal accommodating chamber with a flexible terminal locking extended in the latter; and a terminal having a male tab at the end, which is inserted into the terminal accommodating chamber with the male tab protruded through an opening of the terminal accommodating chamber; a pair of swing preventing protrusions are formed on the inner wall of the terminal accommodating chamber at the end on the side of the opening, which wall is confronted with the terminal locking arm, in such a manner that the protrusions form a hole for insertion of for the male tab, each of the swing preventing protrusions has a first sloped guide surface on the terminal insertion side, and a second sloped guide surface on the side in opposition to the terminal locking arm, and a male tab receivable space, which is relatively wide, is formed using the second sloped surfaces, whereby the terminal can be smoothly inserted into the connector housing without play.

Abstract: A connector waterproofing stopper includes a tubular part which in turn has a seal portion in one half thereof and a connecting portion in the other half thereof. The connecting portion has an annular engaging rib in the end portion of the outer peripheral surface thereof. The annular engaging rib includes an engaging surface and, on the opposite side of the engaging surface, a tapered reinforcing portion which extends from the top portion of the annular engaging rib toward the axial direction of the connecting portion. When an external force to pull an electric wire is given to the annular engaging rib, the reinforcing portion prevents the annular engaging rib from inclining to thereby maintain the engagement between the engaging surface and an electric wire connecting terminal.

Abstract: An improved connector terminal is provided that is capable of being inserted more easily into a terminal accommodating chamber of a connector housing.The connector terminal comprises a wire connecting part and an electric contact part that may be inserted into the terminal accommodating chamber of a connector housing having an opening edge. The electric contact part includes a rectangular cylindrical body having two pairs of opposing walls for a total of four walls and a guide protrusion protruding continually from the tip of at least one of the four walls of the body. The guide protrusion has a guide surface that slides along the opening edge of the connector housing when the electric contact part is inserted into the terminal accommodating chamber.

Abstract: This invention relates to a rubber plug for a waterproof connector used in a wire harness for an automobile, and an object thereof is to make the movement of the plug smooth when feeding the plug by a part feeder to an assembling line where the plug is connected to a metal terminal. According to the present invention, the rubber plug comprises a contact portion of a synthetic resin formed to extend axially from a seal portion of a rubber plug which extends continuously from a metal terminal-connection tubular portion having a wire passage internal bore, the seal portion being adapted to be in intimate contact with an inner wall of a connector housing. The rubber plug is moved with the sliding contact portion held in contact with a feed guide rail of a part feeder.

Abstract: Disclosed is a male connector to be fitted to a female connector having a fitting hood, a first terminal and a first engaging portion. The male connector is provided with a connector body fitted to the fitting hood, which connector body has a holding chamber to hold a second terminal to be fitted to the first terminal. An elastic lock arm is integrally formed on the connector body through a front supporting portion and a rear supporting portion in an inserting direction, and has a second engaging portion to engage the first engaging portion. An elastic bending portion intervenes between at least one of the front supporting portion and the rear supporting portion and the elastic lock arm and integrally connects at least one of the front supporting portion and the rear supporting portion with the elastic lock arm.