cavity (Total 38849 Patents Found)

The present invention relates to a device for reducing the aerodynamic drag of a cavity in a flow, said device comprising a blade disposed upstream from the cavity so that it overlaps at least one edge of the cavity and the corresponding wall of the corresponding vehicle, and so that it is in the vicinity of said wall....
A method of preparing ceramic monolithic structures with an internal cavity and passageways is described. A thin sheet of a ceramic material is formed by spreading the material on a glass plate with a doctor blade. Individual sheets of the material are cut or punched to form predetermined holes, channels or various sha...
An optical therapy device is disclosed. The optical therapy device provides therapeutic light therapy to a body cavity. The device includes a housing adapted to be hand held, a UV light source positioned in or on the housing, and an insertion member having a distal end configured to be inserted into the body cavity to ...
A system for particulate removal from fluid streams by using acoustic cavity technology. The technology can be applied to various applications, such as Diesel engine post-combustion emissions control systems, mist filtration systems, particle recovery systems, liquid degassing systems, and closed crankcase ventilation ...
The invention relates to fabrication of VCSELs. It provides a method for fabricating a VCSEL that contains a micro/nano-structured mode selective lateral layer, where the micro/nano-structured layer is obtained by well controlled local etching. The invention enables control of the micro/nano-structured layer thickness ...
A light generating device such as a VCSEL includes a light generation layer, a top reflector, a bottom reflector, and a high thermal conductivity (HTC) layer between the light generation layer and the bottom reflector. The light generation layer is adapted to generate light having a first wavelength. Heat produced at t...
A tunable source includes a short-cavity laser optimized for performance and reliability in SSOCT imaging systems, spectroscopic detection systems, and other types of detection and sensing systems. The short cavity laser has a large free spectral range cavity, fast tuning response and single transverse, longitudinal an...
A fluorescence based sensor system that provides improved signal-to-noise over prior systems is provided. The system includes a fluorescence based sensing medium that is contained a recessed cavity with reflective sides that allow for more uniform excitation of the fluorescence based sensing medium by the excitation li...
Vehicles having internal body cavity seals and methods of assembling the same are disclosed herein. In one embodiment, a vehicle includes a vehicle structural member, an exterior vehicle body panel that is coupled to the vehicle structural member and is spaced apart from the vehicle structural member at an internal bod...
An apparatus includes a vapor cell having multiple cavities fluidly connected by one or more channels. At least one of the cavities is configured to receive a first material able to dissociate into one or more gases that are contained within the vapor cell. At least one of the cavities is configured to receive a second...
The present invention relates to a method of manufacturing a body made of composite material such as a shell of a helmet. Said body constitutes a multilayer structure where each layer is formed by superposed strata comprising portions of fabrics preimpregnated with thermoplastic resin in which at least some of said lay...
A vertical cavity surface emitting laser includes: a laminated body; an insulation layer which is provided over at least a portion of the laminated body; an electrode of which at least a portion is provided over the laminated body; a pad; and a wiring which connects the electrode and the pad, wherein the laminated body...
An insert element (8) for sealing cavities (6, 7) in vehicle body carriers (4) has sealing means constituted by a foamable material (11) which is secured in the cavities (6, 7) by securing means (9). The insert element (8) comprises a foamable material (11) and a support structure (10) which comprises a frame (13) and ...
L'invention porte sur un dispositif (100) et sur un procédé pour retirer des objets étrangers logés dans une cavité corporelle. Dans un mode de réalisation, le dispositif (100) comprend une poignée (102) pour saisir le dispositif (100) pendant le fonctionnement, et une partie d'arbre d'accès (106) p...
L'invention concerne une composition destinée au traitement local de troubles de cavité oropharyngée, constituée d'une solution aqueuse du sel de diclofénac avec la trométhamine, dans laquelle la quantité de sel est comprise entre 0,1 % et 0,2 % (poids/poids) et le pH est ajusté entre 7 et 8....
The present invention provides a means to generate a Raman-shifted output from a pump laser source. Multiple embodiments all provide a manner of producing an off-resonant, continuous wave, Raman laser by using a pump laser source having a low power. This is accomplished by using a Raman medium within a cavity having a ...
A method of forming on a workpiece a resilient thread, having a closed helical cavity inside the thread, includes plastic deformation of the walls of a preformed helical groove whose depth exceeds the depth of the roots of the thread to be obtained. The volume of the workpiece material, expelled in forming the helical ...
Disclosed herein is a method of fabricating an integrally cast engine block including a plurality of cylinders, exhaust passage portions which respectively extend from the cylinders and which form portions of exhaust gas passages of equal length, and a water jacket cavity including respective water jacket cavity portio...
A tube (1) is shown for coupling with, in particular, optical transmitter and/or receiver elements (2), and with means for suppressing interfering radiation, in which the means for suppressing interfering radiation consist of multiply reflecting surfaces (15) which absorb interfering radiation and which are formed by a...
A method of assembling split, hollow package sections housing an electronic element, having an internal lead wire and having external lead wires extending outwardly therefrom, wherein the package sections are adhesively secured together with external lead wires interposed between the mating surfaces by a fibrous sheet ...
Aspects of the invention include a sustained release dosage form that can be administered to an oral cavity, e.g., the mouth. In certain embodiments, the sustained release dosage form is formulated as a lozenge or gum that may be administered to an oral cavity for the purpose of providing lubrication therein. In certai...
A vertical cavity surface emitting laser (VCSEL) optimized for use in self mixing applications. The VCSEL generally includes a bottom distributed Bragg reflector (DBR) mirror formed on a substrate. An active region is formed on the bottom mirror. A top DBR mirror is formed on the active region. A trench is formed in th...
The present application relates to a method and system that can be utilized to manufacturing composite structures in a closed cavity mold. The tool system includes a closed cavity tool with spring members that when in compression apply pressure to a preform located within the closed cavity mold. During a curing cycle, ...