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    • 4. 发明授权
    • Ballast fixture for fluorescent lighting
    • 镇流器用于荧光灯
    • US5908235A
    • 1999-06-01
    • US846195
    • 1997-04-28
    • James R. PetrozelloFletcher W. ChapinDavid W. DranchakRobert M. MurckoScott W. KnaussRobert H. KatylJohn R. Susko
    • James R. PetrozelloFletcher W. ChapinDavid W. DranchakRobert M. MurckoScott W. KnaussRobert H. KatylJohn R. Susko
    • H05B41/02F21V21/00
    • H05B41/02
    • The present invention features an integrated, electronic fluorescent ballast fixture which includes an electronic ballast packaged with a set of fluorescent lamp connectors into an integral fixture. The fixture has a circuit board that selectably supports up to four fluorescent lamps. The housing of the fixture id configured to receive a number of lamp connectors. The connectors are electrically, connected to the circuit board use wire and poke-in type connectors. When used with conventional, straight fluorescent lamps, a second set of sockets at the far end of the lamps are also connected to the circuit board using wires received in poke-in connector on the circuit board. The integrated ballast package also works with U-shaped lamps. The housing of the fixture is shaped to accommodate projecting electronic ballast components attached to the circuit board. The transformers and transistors of the circuit board may be thermally sinked, so that their heat is carried to the housing by thermally conductive means. The housing consists of two halves that are assembled together with snap-in action latches, making the fixture quickly and easily fabricated. The ballast fixture can be used with a wide variety of light fixtures because of its modularity, affording a high degree of universality.
    • 本发明的特征在于一种集成的电子荧光灯镇流器,其包括一个电子镇流器,该电子镇流器与一组荧光灯连接器一体化成一体的夹具。 该灯具具有可选择地支撑多达四个荧光灯的电路板。 固定装置的外壳被配置为接收多个灯连接器。 连接器电气连接到电路板上,使用导线和插入式连接器。 当与常规的直的荧光灯一起使用时,在灯的远端处的第二组插座也使用接在电路板上的插入式连接器中的导线连接到电路板。 集成的镇流器封装也可与U形灯一起使用。 固定装置的壳体被成形为容纳连接到电路板的突出的电子镇流器部件。 电路板的变压器和晶体管可以被散热,使得它们的热量通过导热装置被传送到壳体。 外壳由两个半部组成,与卡入动作闩锁组装在一起,使夹具快速轻松地制作。 镇流器夹具可以与各种灯具一起使用,因为它的模块化,提供了高度的普遍性。
    • 5. 发明授权
    • Fluid pressure actuated electrical connector
    • 流体压力电动连接器
    • US5071357A
    • 1991-12-10
    • US510907
    • 1990-04-18
    • Karl B. Van Brunt, Jr.James R. Petrozello
    • Karl B. Van Brunt, Jr.James R. Petrozello
    • G01G21/24H01R12/78H01R12/79H01R12/82H01R12/85H01R13/193H01R13/629H01R13/637H05K3/32H05K3/36
    • H01R12/78H01R13/193H01R12/79H01R12/82H01R12/853H05K3/325H05K3/361
    • An electrical connector wherein fluid pressure (pneumatics or hydraulics) is used to actuate an expandable bladder located within the housing of the connector to exert force against two flexible circuit members also located substantially within the connector's housing to cause these members to move toward each other and for highly dense arrays of electrical contacts thereon to engage each other in a predetermined manner. A first alignment means (e.g., pin and corresponding aperture) is used to provide initial alignment of the two flexible circuit members prior to contact being made. Once such contact occurs, and the expandable bladder is expanded further, the bladder is able to provide additional alignment for the engaged contacts so as to prevent movement thereof relative to each other. Such precise alignment is critical in highly dense arrays of large numbers of small contacts as required in many of today's information handling systems (computers). In another embodiment of the invention, the two flexible circuit members are actuated to contact arrays of contacts located on the surfaces of a circuit board located within the connector housing between the two flexible circuits. Once connection is initially made, and expansion of the expandable bladders continues, movement of the engaged flexible circuit electrical contacts is substantially prevented, thus assuring precisioned alignment between these contacts in the overall connector assembly. To prevent abrasion of the expandable bladder during actuation thereof, an interface member (e.g., a thin layer of polyimide) is used between the bladder and flexible circuit members, the interface having a smooth, abrasion resistant surface for this purpose.
    • 7. 发明授权
    • Rotary fiber optic switch
    • 旋转光纤开关
    • US4441785A
    • 1984-04-10
    • US316185
    • 1981-10-29
    • James R. Petrozello
    • James R. Petrozello
    • G02B26/08G02B6/35G02B7/26
    • G02B6/3504G02B6/3556G02B6/3574
    • Electronic signals which are converted to light signals by means of a light emitting diode or laser diode are channeled through a fiber optic group and enter a rotary fiber optic switch. A rotatable drum channels and distributes the light signals to intended output locations by means of light conductive elements in the drum. Selecting the desired position of the drum by means of a detent switch or by mechanically rotating the drum by a light actuated mechanism determines the channel orientation of the device. The output signals emerge from the light conductive elements in the drum and are transmitted through output fiber optic groups to a photo diode or photo transistor where they are converted into electronic signals for normal electronic I/O processing.
    • 通过发光二极管或激光二极管转换为光信号的电子信号通过光纤组引导并进入旋转光纤开关。 可旋转的滚筒通过滚筒中的导光元件将光信号通道并分配到预期的输出位置。 通过定位开关来选择滚筒的所需位置,或者通过光驱机构来机械旋转滚筒来确定设备的通道方向。 输出信号从滚筒中的导光元件出现,并通过输出光纤组传输到光电二极管或光电晶体管,在那里它们被转换为电子信号,用于正常的电子I / O处理。