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Dorval

Chantal Dorval, Laval CA

Patent application numberDescriptionPublished
20090244880Concealed emergency lighting equipment with complete retrofit housing and method of installation - A concealed emergency lighting system that includes a lamp assembly box and a power source box and a method for installing the emergency lighting system is disclosed. The lamp assembly box has a face plate and a front door pivotably moveable between an open and a closed position and a lamp assembly. The power source box includes a battery and other electrical components that are connected to the lamp assembly. The emergency lighting system can also include a mounting bracket with screws, a flexible support and a flexible armored cable. The method of installing the concealed emergency lighting system includes the steps of: forming an opening in a wall; attaching the mounting bracket to a stud through the opening; connecting the power source; inserting the power source box and the lamp assembly box through the opening; and securing the lamp assembly box to the mounting bracket.10-01-2009

Christian Dorval, Colombes FR

Patent application numberDescriptionPublished
20090041561Mechanical connection between a primary nut and secondary nut - The assembly comprises a first and a second nut intended to cooperate with a screw in particular provided in an adjustable tailplane actuator for an aircraft, and a mechanical connection between the first and the second nut comprising means for fusible driving of the second nut by the first nut, in which the mechanical connection also comprises adjustable spacing means forming a wedge between the first and second nuts.02-12-2009

Jay H. Dorval, Lucas, TX US

Patent application numberDescriptionPublished
20090051558Method and apparatus for providing optical indications about a state of a circuit - An apparatus or corresponding method according to an embodiment of the invention provides optical indications about the state of a circuit on a circuit board. A standard Small Form-Factor Pluggable (SFP) connector component and an optical light transmission element are arranged at different angles relative to an edge of the circuit board, with the connector component being angled other than perpendicular to an edge of the circuit board to increase the density of connector components per circuit board or relieve bending strain on an external cable connected to the connector component. The optical light transmission element may include at least three mounting features to attach the transmission element to the circuit board. The optical light transmission element includes a light propagating region, supporting total internal reflection, and a light-emitting end to output light at a front panel of the circuit board near the associated connector component. A single piece embodiment eliminates a separate clip, thereby increasing ease of manufacture, assembly, and repair while decreasing cost.02-26-2009