Electrical connector contact
View Patent ↗An electrical connector assembly including a housing, electrical contact terminals, a hood and a filter member. The housing is sized and shaped to be plugged into an electrical connector socket of an initiator of a gas generator. A first one of the terminals has a wire connection section and a female connection section. The hood surrounds the female connection section of the first terminal. The hood is a stamped and rolled sheet metal member which has a general tube shape. The filter member is connected to the first terminal for providing electromagnetic induction suppression. The filter member can be on a filter assembly having a multi-capacitor chip attached to a spring lead frame.
1. An electrical connector assembly comprising:
a housing which is sized and shaped to be plugged into an electrical connector socket of an initiator of a gas generator, the housing comprising at least one contact receiving hole;
electrical contact terminals on the housing, a first one of the terminals having a wire connection section and a female connection section, the first terminal being located in the at least one contact receiving hole, wherein the first terminal comprises an outwardly extending tab;
a hood surrounding the female connection section of the first terminal, wherein the hood comprises stamped and rolled sheet metal which has a general tube shape, wherein the tab of the first terminal extends outward beyond an outer side of the hood; and
a filter member connected to the tab of the first terminal for providing electromagnetic induction suppression.
2. An electrical connector assembly as in claim 1 wherein the filter member comprises a ferrite tube located over the hood.
3. An electrical connector assembly as in claim 1 wherein the filter member comprises a filter circuit having capacitors assembled as a chip and connected to the first terminal by a spring contact lead frame.
4. An electrical connector assembly as in claim 3 wherein the capacitors comprise two groups of capacitors connected in parallel, and wherein a first one of the groups comprises two capacitors connected in series.
5. An electrical connector assembly as in claim 3 wherein the lead frame comprises a first contact area, a second contact area, and a spring beam section between the first and second contact areas, wherein the first contact area makes a wiping surface contact with the electrical contact.
6. An electrical connector assembly as in claim 4 wherein the chip is surface mounted on the second contact area and the second contact area comprises an aperture therethrough which the chip is mounted over.
7. An electrical connector assembly comprising:
a housing which is sized and shaped to be plugged into an electrical connector socket of an initiator of a gas generator, the housing comprising at least one contact receiving hole;
electrical contact terminals on the housing, a first one of the terminals having a wire connection section and a female connection section, the first terminal being located in the at least one contact receiving hole;
a hood surrounding the female connection section of the first terminal, wherein the hood comprises stamped and rolled sheet metal which has a general tube shape; and
a filter member connected to the first terminal for providing electromagnetic induction suppression,
wherein the filter member comprises a ferrite tube located over the hood, and
wherein the first terminal comprises a cantilevered attachment section extending from a rear end of the female connection section, and wherein the ferrite tube is located against a top surface of a support tab of the cantilevered attachment section.
8. An electrical connector assembly comprising:
a housing which is sized and shaped to be plugged into an electrical connector socket of an initiator of a gas generator, the housing comprising at least one contact receiving hole;
electrical contact terminals on the housing, a first one of the terminals having a wire connection section and a female connection section, the first terminal being located in the at least one contact receiving hole;
a hood surrounding the female connection section of the first terminal, wherein the hood comprises stamped and rolled sheet metal which has a general tube shape; and
a filter member connected to the first terminal for providing electromagnetic induction suppression,
wherein the first terminal comprises a cantilevered attachment sections extending from a rear end of the female connection section, and wherein the hood comprises a rear end with a tab inwardly deformed onto a mounting tab of the cantilevered attachment sections behind a rear edge of the female connection section and in front of a support tab of the cantilevered attachment section.
9. An electrical connector assembly as in claim 8 wherein the support tabs extend outward past an outer side of the hood.
10. An electrical connector assembly comprising:
a housing which is sized and shaped to be plugged into an electrical connector socket of an initiator of a gas generator, the housing comprising at least one contact receiving hole;
electrical contact terminals on the housing, a first one of the terminals having a wire connection section and a female connection section, the first terminal being located in the at least one contact receiving hole; and
a filter member connected to the first terminal for providing electromagnetic induction suppression, wherein the first terminal comprises a laterally extending tab, and wherein the filter member is electrically connected to the tab,
wherein the first terminal comprises a cantilevered attachment section extending from a rear end of the female connection section, and wherein the cantilevered attachment section comprises the laterally extending tab.
11. An electrical connector assembly as in claim 10 wherein the filter member comprises a filter circuit having capacitors assembled as a chip and connected to the first terminal by a spring contact lead frame.
12. An electrical connector assembly as in claim 11 wherein the capacitors comprise two groups of capacitors connected in parallel, and wherein a first one of the groups comprises two capacitors connected in series.
13. An electrical connector assembly as in claim 11 wherein the lead frame comprises a first contact area, a second contact area, and a spring beam section between the first and second contact areas, wherein the first contact area makes a wiping surface contact with an outer tip of the laterally extending tab of the electrical contact.
14. An electrical connector assembly as in claim 13 wherein the chip is surface mounted on the second contact area and the second contact area comprises an aperture therethrough which the chip is mounted over.
15. An electrical connector assembly comprising:
a housing which is sized and shaped to be plugged into an electrical connector socket of an initiator of a gas generator, the housing comprising at least one contact receiving hole;
electrical contact terminals on the housing, a first one of the terminals having a wire connection section and a female connection section, the first terminal being located in the at least one contact receiving hole;
a filter member connected to the first terminal for providing electromagnetic induction suppression, wherein the first terminal comprises a laterally extending tab, and wherein the filter member is electrically connected to the tab;
a metal tube mounted over the female connection section and substantially stationarily attached to the female connection section; and
a ferrite tube located over the hood,
wherein the ferrite tube is located against a top surface of the laterally extending tab.
16. An electrical connector assembly comprising:
a housing which is sized and shaped to be plugged into an electrical connector socket of an initiator of a gas generator, the housing comprising at least one contact receiving hole;
electrical contact terminals on the housing, a first one of the terminals having a wire connection section and a female connection section, the first terminal being located in the at least one contact receiving hole;
a filter member connected to the first terminal for providing electromagnetic induction suppression, wherein the first terminal comprises a laterally extending tab, and wherein the filter member is electrically connected to the tab; and
a metal tube mounted over the female connection section and substantially stationarily attached to the female connection section,
wherein the first terminal comprises a cantilevered attachment section extending from a rear end of the female connection section, wherein the hood comprises a rear end with a tab inwardly deformed onto a mounting tab of the cantilevered attachment section behind a rear edge of the female connection section and in front of the laterally extending tab.
17. An electrical connector assembly as in claim 16 wherein the laterally extending tab extends outward past an outer side of the hood.
18. An electrical connector comprising:
a housing having a portion which is sized and shaped to be inserted into an electrical connector socket of an initiator of a gas generator; and
an electrical contact in the housing, the electrical contact comprising a wire connection section, a female connection section, and an internal connecting section, wherein the internal connection section comprises a support and contact tab extending outward in a general cantilevered fashion proximate a base of the female connection section, wherein the support and contact tab forms a stop surface on which a hood can be positioned to position the hood relative to the female connection section, and wherein the support and control tab comprises an outer contact tip adapted to be contacted by a spring biased lead of a filter assembly.
19. An electrical connector as in claim 18 further comprising a metal hood mounted over the female connection section of the contact and having an end which is fixedly attached directly to the internal connection section.
20. An electrical connector as in claim 19 further comprising a ferrite tube mounted over the metal hood and having an end on the support and contact tab.
21. An electrical connector as in claim 18 further comprising a ferrite tube mounted over the female connection section and having an end on the support and contact tab.
22. An electrical connector as in claim 18 further comprising the filter assembly, wherein the filter assembly comprises a lead frame which forms the spring biased lead and a filter circuit comprising a chip having capacitors, wherein the lead frame comprises a contact area which is biased against the outer contact tip.
23. An electrical contact assembly comprising:
an electrical contact terminal comprising a wire connection section and a female connection section, wherein the female connection section comprises deflectable cantilevered arms, a rear tube section, and cantilevered attachment sections extending from a rear end of the rear tube section; and
a metal hood on the female connection section, wherein the hood comprises a general tube shape with an inwardly rolled front end and a rear end with tabs inwardly deformed onto mounting tabs of the cantilevered attachment sections behind a rear edge of the rear tube section and in front of support tabs of the cantilevered attachment sections, wherein the support tabs extend outward past an outer side of the hood.
24. An air bag electrical connector comprising:
a housing which is sized and shaped to be plugged into an electrical connector socket of an initiator of a gas generator;
and an electrical contact assembly as in claim 23 in the housing.