1. A ball joint orientation device applicable to a unipod, comprising
a ball joint;
stop members;
a ball joint seat; and
a main rod;
wherein,
one end of said ball joint is formed as a rotating part and is arranged in said ball joint seat in a universal swaying manner, and the other end extends to form a connecting part and is fixedly connected with said main rod; said stop members are arranged in said ball joint seat, and said stop members comprise a locking stop member located at an upper side of said rotating part;
said device further comprises an orientation knob sleeved around the connecting part andor said main rod, and said orientation knob can be screwed towards or away from said ball joint seat, so as to move upward or downward;
said orientation knob is able to abut against an end face of said ball joint seat by being screwed towards said ball joint seat, and, said locking stop member locks said ball joint, so as to prevent said ball joint from rotating; and
said orientation knob becomes separated from said ball joint seat by being screwed away from said ball joint seat, so as to release said ball joint and allow the ball joint to rotate freely.
2. The ball joint orientation device of claim 1, wherein,
said stop members comprise a lower stop member adapted for limiting the position of the ball joint and located at a lower side of said rotating part, an upper surface of the lower stop member abuts against the rotating part.
3. The ball joint orientation device of claim 1, wherein,
said main rod is in threaded connection with said connecting part, and said orientation knob is in threaded connection with said main rod or said connecting part.
4. The ball joint orientation device of claim 1, wherein,
said main rod and said connecting part are fixedly connected together through a main rod joint, one end of said main rod joint is sleeved around said main rod and in threaded connection with one end of said main rod, and the other end of said main rod joint is sleeved around said connecting part and in threaded connection with said connecting part.
5. The ball joint orientation device of claim 4, wherein,
said orientation knob is sleeved around said main rod joint, and in threaded connection with said main rod joint.
6. The ball joint orientation device of claim 5, wherein,
said stop members comprise a lower stop member comprises a ball joint lower stop ring made of plastic, and the ball joint lower stop ring is fixed in ball joint seat.
7. The ball joint orientation device of claim 6, wherein,
said locking stop member is a ball joint upper stop ring made of rubber, and the ball joint upper stop ring is disposed inside said ball joint seat and located at the upper end of said ball joint seat, and the lower surface of said ball joint seat abuts against a spherical surface of said rotating part.
8. The ball joint orientation device of claim 7, wherein,
the mutual contact surfaces of each of the ball joint upper and lower stop rings and the rotating part are curved surfaces.
9. The ball joint orientation device of claim 1, wherein,
recesses are respectively formed at both end ports of the inner wall of the orientation knob, and seal rings are respectively disposed in said recesses.
10. The ball joint orientation device of claim 2, wherein,
said main rod is in threaded connection with said connecting part, and said orientation knob is in threaded connection with said main rod or said connecting part.
11. The ball joint orientation device of claim 2, wherein,
said main rod and said connecting part are fixedly connected together through a main rod joint, one end of said main rod joint is sleeved around said main rod and in threaded connection with one end of said main rod, and the other end of said main rod joint is sleeved around said connecting part and in threaded connection with said connecting part.
12. The ball joint orientation device of claim 2, wherein,
recesses are respectively formed at both end ports of the inner wall of the orientation knob, and seal rings are respectively disposed in said recesses.
13. The ball joint orientation device of claim 3, wherein,
recesses are respectively formed at both end ports of the inner wall of the orientation knob, and seal rings are respectively disposed in said recesses.
14. The ball joint orientation device of claim 4, wherein,
recesses are respectively formed at both end ports of the inner wall of the orientation knob, and seal rings are respectively disposed in said recesses.
15. The ball joint orientation device of claim 5, wherein,
recesses are respectively formed at both end ports of the inner wall of the orientation knob, and seal rings are respectively disposed in said recesses.
16. The ball joint orientation device of claim 6, wherein,
recesses are respectively formed at both end ports of the inner wall of the orientation knob, and seal rings are respectively disposed in said recesses.
17. The ball joint orientation device of claim 7, wherein,
recesses are respectively formed at both end ports of the inner wall of the orientation knob, and seal rings are respectively disposed in said recesses.
18. The ball joint orientation device of claim 10, wherein,
recesses are respectively formed at both end ports of the inner wall of the orientation knob, and seal rings are respectively disposed in said recesses.
19. The ball joint orientation device of claim 11, wherein,
recesses are respectively formed at both end ports of the inner wall of the orientation knob, and seal rings are respectively disposed in said recesses.
20. The ball joint orientation device of claim 8, wherein,
recesses are respectively formed at both end ports of the inner wall of the orientation knob, and seal rings are respectively disposed in said recesses.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method comprising:
providing a lead frame having a pair of contacts;
securing an initiator chip to the pair of contacts such that a first terminal on the initiator chip is electrically coupled to a first one of the pair of contacts and a second terminal on the initiator chip is electrically coupled to a second one of the pair of contacts, the initiator chip being configured to initiate at least one of a combustion event, a deflagration event and a detonation event;
inserting the lead frame into a mold such that the initiator chip is disposed in mold cavity; and
introducing a plastic into the mold to form a housing in which at least a portion of the initiator chip is encapsulated;
wherein securing the initiator chip to the pair of contacts includes soldering the first and second terminals to the pair of contacts.
2. The method of claim 1, wherein each of the contacts includes a base portion and at least one deflectable spring arm that is coupled to the base portion, the initiator chip being mounted on the spring arms.
3. The method of claim 1, wherein the initiator chip at least partially forms at least one of an exploding bridge wire initiator and exploding foil initiator.
4. The method of claim 3, wherein the at least a portion of a barrel for the exploding foil initiator is integrally formed with the housing.
5. The method of claim 1, wherein introducing the plastic into the mold includes injecting the plastic into the mold.
6. The method of claim 1, further comprising separating the contacts from a remaining portion of the lead frame after the housing has been formed.
7. The method of claim 1, wherein the plastic is transparent.
8. The method of claim 1, wherein the housing includes a cavity that is positioned adjacent an un-encapsulated portion of the initiator chip.
9. The method of claim 8, further comprising coupling a cover to the housing to sealingly close the cavity.
10. The method of claim 1, wherein the contacts are formed of a conductive material conforming to ASTM F15.
11. The method of claim 10, wherein the conductive material consists essentially of iron, nickel and cobalt.
12. A method comprising:
providing a lead frame having a pair of contacts;
securing an initiator chip to the pair of contacts such that a first terminal on the initiator chip is electrically coupled to a first one of the pair of contacts and a second terminal on the initiator chip is electrically coupled to a second one of the pair of contacts, the initiator chip being configured to initiate at least one of a combustion event, a deflagration event and a detonation event;
inserting the lead frame into a mold such that the initiator chip is disposed in mold cavity; and
introducing a plastic into the mold to form a housing in which at least a portion of the initiator chip is encapsulated;
wherein the initiator chip at least partially forms an exploding foil initiator and at least a portion of a barrel of the exploding foil initiator is integrally formed with the housing.
13. The method of claim 12, wherein the barrel is entirely defined by a core pin in the mold that abuts the initiator chip when the plastic is injected into the mold.
14. The method of claim 12, wherein each of the contacts includes a base portion and at least one deflectable spring arm that is coupled to the base portion, the initiator chip being mounted on the spring arms.
15. The method of claim 12, wherein introducing the plastic into the mold includes injecting the plastic into the mold.
16. The method of claim 12, wherein the plastic is transparent.
17. The method of claim 12, wherein the housing includes a cavity that is positioned adjacent an un-encapsulated portion of the initiator chip.
18. The method of claim 17, further comprising coupling a cover to the housing to sealingly close the cavity.
19. The method of claim 12, wherein the contacts are formed of a conductive material conforming to ASTM F15.
20. The method of claim 19, wherein the conductive material consists essentially of iron, nickel and cobalt.
21. The method of claim 12, further comprising separating the contacts from a remaining portion of the lead frame after the housing has been formed.
22. A method comprising:
providing a lead frame having a pair of contacts;
securing an initiator chip to the pair of contacts such that a first terminal on the initiator chip is electrically coupled to a first one of the pair of contacts and a second terminal on the initiator chip is electrically coupled to a second one of the pair of contacts, the initiator chip being configured to initiate at least one of a combustion event, a deflagration event and a detonation event;
inserting the lead frame into a mold such that the initiator chip is disposed in a mold; and
introducing a plastic into the mold to form a housing in which at least a portion of the initiator chip is encapsulated, the housing defining a cavity with an opening that is adapted to receive an energetic material.
23. The method of claim 22, further comprising placing an energetic material through the opening into the cavity.
24. The method of claim 23, wherein the energetic material is abutted against the device.
25. The method of claim 23, wherein the initiator chip at least partially forms at least one of an exploding bridge wire initiator and an exploding foil initiator.
26. The method of claim 22, wherein each of the contacts includes a base portion and at least one deflectable spring arm that is coupled to the base portion, the initiator chip being mounted on the spring arms.
27. The method of claim 22, wherein securing the initiator chip to the pair of contacts includes soldering the first and second terminals to the pair of contacts.
28. The method of claim 22, wherein introducing the plastic into the mold includes injecting the plastic into the mold.
29. The method of claim 22, further comprising separating the contacts from a remaining portion of the lead frame after the housing has been formed.