Bayonet connection for knock-down fixtures and portables
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01R-013/213
H01R-013/02
출원번호
US-0470411
(2006-09-06)
등록번호
US-7387522
(2008-06-17)
발명자
/ 주소
Janos,Joseph John
Stergiou,Gregory
Williams,Richard A.
Fritz,Raymond J.
출원인 / 주소
The L.D. Kichler Co.
대리인 / 주소
Calfee, Halter & Griswold LLP
인용정보
피인용 횟수 :
6인용 특허 :
71
초록▼
Arrangements and methods are provided for electrically and mechanically coupling a lighting arm to a wiring body. An exemplary arrangement includes a fixture arm, a wiring body, a socket, and a plug. The exemplary socket is affixed to one of the fixture arm and the wiring body, and includes a socke
Arrangements and methods are provided for electrically and mechanically coupling a lighting arm to a wiring body. An exemplary arrangement includes a fixture arm, a wiring body, a socket, and a plug. The exemplary socket is affixed to one of the fixture arm and the wiring body, and includes a socket opening and at least one socket electrical contact. The exemplary socket opening includes an outer end, an inner end, and a first mating portion on an internal surface of the socket opening. The exemplary plug is affixed to the other of the fixture arm and the wiring body, and includes a plug body and at least one plug electrical contact. The exemplary plug body includes an end portion, a side portion, and a second mating portion disposed on the side portion. The second mating portion is configured to engage the first mating portion when the plug is coupled with the socket. When the plug is inserted in the socket, the plug and the socket are configured such that the plug is rotatable from an inserted position to a retained position in which the at least one plug electrical contact engages the at least one socket electrical contact and the first mating portion is retained in engagement with the second mating portion.
대표청구항▼
What is claimed is: 1. An arrangement for electrically and mechanically coupling a lighting fixture arm to a lighting fixture wiring body, the arrangement comprising: a lighting fixture arm; a lighting fixture wiring body; a socket, affixed to one of the fixture arm and the wiring body, the socket
What is claimed is: 1. An arrangement for electrically and mechanically coupling a lighting fixture arm to a lighting fixture wiring body, the arrangement comprising: a lighting fixture arm; a lighting fixture wiring body; a socket, affixed to one of the fixture arm and the wiring body, the socket comprising: a socket opening having an outer end, an inner end, and a first mating portion on an internal surface of the socket opening; and at least one socket electrical contact; and a plug, affixed to the other of the fixture arm and the wiring body, the plug comprising: a plug body having an end portion and a side portion; a second mating portion, disposed on the side portion of the plug body, the second mating portion being configured to engage the first mating portion when the plug is coupled with the socket; and at least one plug electrical contact disposed on the plug body; and wherein when the plug is inserted in the socket, the plug and the socket are configured such that the plug is rotatable from an inserted position to a retained position in which the at least one plug electrical contact engages the at least one socket electrical contact to electrically couple the arm to the wiring body and the first mating portion is retained in engagement with the second mating portion to mechanically couple the arm to the wiring body. 2. The arrangement of claim 1, wherein one of the first and second mating portions comprises at least one projection, and the other of the first and second mating portions comprises at least one channel accepting the at least one projection. 3. The arrangement of claim 2, further comprising a resilient member disposed at the inner end of the socket opening, wherein the resilient member biases the at least one projection against the at least one channel when the plug is in the retained position, thereby permitting the plug to be inserted into the socket, pushed against the resilient member, turned, and released into the retained position. 4. The arrangement of claim 3, wherein the resilient member is a spring plate. 5. The arrangement of claim 2, wherein the at least one channel comprises a locking portion, disposed at least partially axially along the internal surface of the socket opening, wherein the at least one projection is retained within the locking portion of the at least one channel when the plug is in the retained position. 6. The arrangement of claim 2, wherein the at least one channel comprises a receiving portion disposed at least partially axially along the internal surface of the socket opening, wherein the at least one projection is received within the receiving portion when the plug is in the inserted position. 7. The arrangement of claim 2, wherein the at least one channel comprises: a locking portion, disposed at least partially axially along the internal surface of the socket opening, wherein the at least one projection is retained within the locking portion of the at least one channel when the plug is in the retained position; a receiving portion disposed at least partially axially along the internal surface of the socket opening, wherein the at least one projection is received within the receiving portion when the plug is in the inserted position; and a connecting portion disposed at least partially laterally between the receiving portion and the locking portion, wherein the at least one projection is received within the connecting portion when the plug is rotated from the inserted position to the retained position. 8. The arrangement of claim 2, wherein the at least one channel comprises a J-channel. 9. The arrangement of claim 1, further comprising at least one connection opening disposed at the inner end of the socket opening adjacent to the at least one socket electrical contact, wherein the at least one plug electrical contact comprises at least one electrical pin adapted to be received in the at least one connection opening when the plug body is inserted into the outer end of the socket opening. 10. The arrangement of claim 9, wherein the socket comprises a socket housing defining the socket opening, and the socket further comprises a contact retainer assembled to the socket housing at the inner end of the socket opening, wherein the at least one socket electrical contact and the at least one connection opening are disposed on the contact retainer. 11. The arrangement of claim 10, wherein the contact retainer comprises first and second retaining components which cooperate to retain the at least one socket electrical contact. 12. The arrangement of claim 10, wherein the contact retainer comprises at least one mounting flange having an opening adapted to align with a corresponding opening in an outer surface of the socket housing for assembling the contact retainer to the socket housing. 13. The arrangement of claim 1, wherein the socket further comprises at least one mounting tab for affixing the socket to the one of the fixture arm and the wiring body. 14. The arrangement of claim 1, wherein the plug is affixed to the fixture arm, and the fixture arm further comprises a lighting socket and electrical wiring electrically connecting the at least one plug electrical contact to the lighting socket and wherein the socket is affixed to the wiring body, and the wiring body further comprises electrical wiring connected to the socket for electrically connecting the wiring body to an external power source. 15. The arrangement of claim 1, wherein the socket comprises a socket housing defining the socket opening, and the socket further comprises a contact retainer assembled to the socket housing at the inner end of the socket opening, wherein the at least one electrical contact is disposed on the contact retainer. 16. The arrangement of claim 1, wherein the rotational difference between the inserted position and the retained position is between approximately 5�� and approximately 10��. 17. The arrangement of claim 1, wherein the first mating portion comprises two channels and the second mating portion comprises two projections. 18. The arrangement of claim 1, wherein the plug comprises two plug electrical contacts and the socket comprises two socket electrical contacts. 19. The arrangement of claim 1, wherein the at least one plug electrical contact is flexed against the at least one socket electrical contact when the plug is in the retained position. 20. The arrangement of claim 1, wherein the plug electrical contact engages a curved portion of the socket electrical contact when the plug is in the retained position. 21. The arrangement of claim 1, wherein the at least one plug electrical contact comprises an electrical pin, and the at least one socket electrical contact comprises a structure having first and second perpendicular legs; a curved contacting portion extending laterally from the first leg for engaging the at least one plug electrical contact; and an electrical connection portion extending longitudinally from the second leg for attaching the at least one socket electrical contact with electrical wiring; wherein the at least one socket electrical contact is assembled to a rear side of a contact retainer, the contact retainer being assembled to the inner end of the socket opening, such that the curved contacting portion extends into a connection opening in the contact retainer for receiving the electrical pin. 22. The arrangement of claim 1, wherein the plug further comprises a cavity in the end portion and a contact retainer shaped to be accepted by and held by the cavity, the contact retainer having at least one opening for holding the at least one plug electrical contact. 23. The arrangement of claim 1, wherein the first mating portion comprises two J-channels and the second mating portion comprises two projections, each J-channel accepting a corresponding projection. 24. The arrangement of claim 1, wherein: the second mating portion comprises at least one projection; the first mating portion comprises at least one channel, comprising: a locking portion, disposed at least partially axially along the internal surface of the socket opening, wherein the at least one projection is retained within the locking portion of the at least one channel when the plug is in the retained position; a receiving portion disposed at least partially axially along the internal surface of the socket opening, wherein the at least one projection is received within the receiving portion when the plug is in the inserted position; and a connecting portion disposed at least partially laterally between the receiving portion and the connection portion, wherein the at least one projection is received within the connecting portion when the plug is rotated from the inserted position to the retained position; the at least one plug electrical contact comprises at least one electrical pin extending from the plug body; the socket comprises: a spring plate disposed at the inner end of the socket opening, wherein the at least one projection is receivable in the connecting portion of the at least one channel when the plug is inserted in the socket and pressed against the spring plate, and further wherein the spring plate biases the at least one projection against the locking portion of the at least one channel when the plug is in the retained position; at least one connection opening disposed at the inner end of the socket opening adjacent to the at least one socket electrical contact, wherein the at least one electrical pin is configured to be received in the at least one connection opening when the plug body is inserted into the outer end of the socket opening; at least one mounting tab for affixing the socket to the one of the fixture arm and the wiring body; a socket housing defining the socket opening; a contact retainer assembled to the socket housing at the inner end of the socket opening, wherein the at least one socket electrical contact and the at least one connection opening are disposed on the contact retainer, and further wherein the contact retainer comprises: first and second retaining portions which cooperate to retain the at least one socket electrical contact, and at least one mounting flange having an opening adapted to align with a corresponding opening in an outer surface of the socket housing for assembling the contact retainer to the socket housing; the plug comprises a cavity in the end portion and a contact retainer shaped to be held by the cavity, the contact retainer comprising at least one opening for holding the at least one plug electrical contact; and wherein the plug is affixed to the fixture arm, and the fixture aim further comprises a lighting socket and electrical wiring electrically connecting the at least one electrical pin to the lighting socket and wherein the socket is affixed to the wiring body; wherein the wiring body further comprises electrical wiring connected to the socket for electrically connecting the wiring body to an external power source; and wherein the rotational difference between the inserted position and the retained position is between approximately 5�� and approximately 10��. 25. The arrangement of claim 24, wherein the socket comprises two connection openings and a first mating portion comprising two channels, and the plug comprises two plug electrical contacts, and a second mating portion comprising two projections. 26. A method of electrically and mechanically connecting a detachable fixture arm to a wiring body, the method comprising: providing a plug affixed to one of the fixture arm and the wiring body; providing a socket affixed to the other of the fixture arm and the wiring body; inserting the plug into an outer end of an opening of the socket such that an electrical pin extending from an end portion of the plug is received in a connection opening at an inner end of the socket opening; rotating the plug in the socket opening such that a projection extending from the plug is received in a channel disposed in the socket opening, and the electrical pin engages an electrical contact adjacent to the connection opening; and biasing the plug toward the outer end of the socket opening such that the projection is retained in the channel.
Plishner, Paul J., Connector having integrated circuits embedded in the connector body for making the connector a dynamic component of an electrical system having sections connected by the connector.
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