Abstract: A burner arrangement having a combustion chamber, a multiplicity of mixing ducts discharging into the combustion chamber, in which ducts combustion air and fuel introduced during proper operation are mixed, and at least one resonator which has a defined resonator volume and resonator openings. The mixing ducts have mixing tubes which extend axially through an annular space defined between a tubular outer wall, a tubular inner wall arranged with the radial separation from the outer wall, an annular end plate arranged upstream and an annular end plate arranged downstream, wherein the end plates are provided with through openings which receive and/or prolong the mixing tubes. The resonator openings of the at least one resonator are designed as air ducts that extend through the downstream end plate, and the resonator volume of the at least one resonator is formed by at least one part of the annular space.

Abstract: The invention relates to a filling apparatus for a vehicle tank, comprising a filling head, through which a liquid to be filled into the vehicle tank can be filled and on the outer side of which a fastening flange is provided, wherein a fastening device is provided, by way of which the filling head can be fastened releasably to a filling pipe which is connected to the vehicle tank, the fastening device comprising a fastening ring which is formed from two ring halves, it being possible for the ring halves to be adjusted between an open position and a closed position, the ring halves holding the fastening flange of the filling head and a fastening flange of the filling pipe between them in the closed position, and the ring halves releasing the fastening flange of the filling head and the fastening flange of the filling pipe in the open position for releasing the filling head from the filling pipe.

Abstract: An improper fuel nozzle insertion-inhibiting assembly may include a cover having a nozzle inlet barrier door pivotally secured to the cover. The cover may include a safety-release groove that is configured to separate the cover into separate pieces upon exertion of sufficient force. A main body is secured to the cover and configured to connect to a fuel fill pipe. The main body may include a nozzle outlet barrier door pivotally secured to the main body. A debris filter may be secured to one or both of the cover and/or the main body. The debris filter is configured to prevent debris from passing into an internal chamber. A pivot-restricting member(s) may be secured within the internal chamber. The pivot-restricting member(s) is configured to prevent one or both of the nozzle inlet barrier door and the nozzle outlet barrier door from over-pivoting. At least one seal member may be configured to sealingly engage at least portions of the fuel fill pipe, the cover, and the main body.

Abstract: A system including a component which can be mounted movably in or on an automobile and an actuating apparatus for the component, the actuating apparatus having a push-push mechanism which interacts with the component, it being possible for the component to be moved out of a closed position by manual exertion of a pressing force counter to the prestress of a spring into an unlocked position in order to unlock the push-push mechanism, out of which unlocked position the component is moved into a partially open position driven by the prestress of the spring, out of which partially open position the component can be moved into an open position by manual exertion of a pulling force.

Abstract: A jet burner has a hot-gas side, which faces toward a combustion chamber during operation, and a cold-gas side, which faces away from a combustion chamber, including a base plate on which there are arranged multiple jet nozzles, wherein the base plate has at least one cooling duct, wherein the at least one cooling duct issues into a burner stage which comprises a pilot burner arranged on the base plate.

Abstract: A damping device for a gas turbine has at least one Helmholtz resonator and at least one duct, wherein the Helmholtz resonator has a resonator housing and at least one resonator neck pipe and the resonator housing encloses a resonance volume of the Helmholtz resonator, into which volume acoustic vibrations can be injected by means of the resonator neck pipe. The damping device enables a particularly effective damping of thermo-acoustic vibrations. For this purpose, the duct is formed with a duct jacket and at least one outlet opening. Acoustic vibrations of a fluid stream flowing through a burner plenum and a combustion chamber can be injected into the outlet opening. A cooling fluid can be applied to the duct and the at least one resonator neck pipe opens on the hot-gas side into such a duct upstream of the at least one outlet opening.

Abstract: In a method for producing a fuel filler system, a tube shaped plastic part is introduced into a molding tool. A pressure gas pin is inserted into a first end of the plastic part. Pressure gas is introduced into the plastic part through the pressure gas pin, whereby the plastic part is expanded and adjusted to the contour of the inner walls of the molding tool. The pressure gas pin is retracted, and a constriction of the first end of the plastic part closing around the pressure gas pin is separated. A fuel filler device is inserted into the first end of the plastic part. A contact pressure is exerted, whereby a welding of the fuel filler device with the first end of the plastic part occurs. The finished plastic part is removed from the molding tool together with the fuel filler device welded therein.

Abstract: A charging housing or filler neck housing for insertion into a body opening in a motor vehicle comprises a housing body with a passage opening. A plug-in charging connector or a tank filler pipe can be inserted into the passage opening, an a sealing ring is arranged on the passage opening. The sealing ring has an annular sealing body, from which a first elastic sealing lip and a second elastic sealing lip extend, wherein the first sealing lip is designed to bear against a plug-in charging connector or tank filler pipe inserted into the passage opening, and wherein the second sealing lip is designed to bear against a closure flap closing the filler neck housing or charging housing.

Abstract: The invention relates to a filler neck for filling fuel into a vehicle tank of an automobile by means of a fuel nozzle, comprising an elongate section for the insertion of the fuel nozzle, wherein in the elongate section in the insertion direction of the fuel nozzle two pivotally mounted flaps are arranged behind one another, which are biased into a basic position closing the elongate section and can be pushed from this basic position into an opening position opening the elongate section by the fuel nozzle, wherein the flaps are pivotally mounted such that they pivot from their basic position into their opening position in different rotational directions, preferably in essentially opposite rotational directions.

Abstract: Disclosed is a fixing device for fixing an actuation device with push-push kinematics on a component of a motor vehicle. The fixing device includes a housing with a guiding element and a locking recess on its outer surface, an opening in the component for inserting the actuation device, a guiding element on the component, and a locking projection on the component. The guiding elements of the actuation device and the component corporate such that the actuation device is guided into the opening in a predetermined rotational position, and the locking projection and the locking recess lock with each other upon the actuation device being inserted fully into the opening in the predetermined rotational position, and thus fix the actuation device on the component. The locking can be released again by rotating of the actuation device out of the predetermined rotational position.

Abstract: The invention relates to an actuation device for a flap mounted moveably on a component between a closed position and an opened position, in particular for a flap mounted moveably on a housing of an automobile, comprising: a first actuation part and a second actuation part which are designed to engage with one another in a movement direction, locking means with a locking reception provided on the first or second actuation part and a locking element provided on the other of the first or second actuation part, wherein the locking element engages in the locking reception during engagement of the actuation parts and thus holds the actuation parts together in a locking position, wherein the locking reception has sufficient size so that in the locking position a relative movement between the locking element and the locking reception in the movement direction of the actuation parts and thereby a corresponding relative movement of the actuation parts in their movement direction with regard to one another is possible,

Abstract: The invention relates to an actuation device for a flap mounted moveably on a component between a closed position and an opened position, in particular for a flap mounted moveably on a housing of an automobile, comprising: a first actuation part and a second actuation part, wherein the first actuation part is to be fastened on the flap and is moved together with the flap when the flap is moved between the closed position and the opened position, and wherein the second actuation part is to be fastened on the component, locking means with a locking reception provided on the first or second actuation part and a locking element provided on the other of first or second actuation part, wherein the locking element engages in the locking reception upon a movement of the first actuation part with the flap from its opened position into its closed position, whereby the locking element holds the first actuation part against a spring pretension in a locking position on the second actuation part, and a remote unlocking dev

Abstract: A combustion chamber (10, 20) for a gas turbine (1) having a housing (12, 23), a combustion zone (21, 22, 47) surrounded by the housing (12, 23), and at least one burner arrangement (11, 25), which has at least one pre-mixing passage (28) opening into the combustion zone (21, 22) for preparation of a fuel/air mixture. To enable suppression of combustion chamber pressure fluctuations, at least one interference body (50) is provided against which a flow can take place and to which a Strouhal number can be assigned, the flow generating fluidically induced sound waves. The interference body (50) is in a passage (48, 59) opening into the combustion zone (21, 22, 47). A fluid (51, 62) flowing through the passage (48, 59) in the direction of the combustion zone generates a sound wave with a frequency f by flowing against the interference body (50), wherein the frequency f substantially corresponds to a dominant frequency of the combustion chamber.

Abstract: An injector (8) for introducing a fuel-air mixture into a combustion chamber: has a longitudinal axis (44) and includes a number of annular curved flow passages. Each flow passage comprises a fuel inlet opening (43), air inlet openings (42) and a fuel-air mixture outlet opening (9). The fuel inlet opening (43) is connected to a fuel distributor (41) and has a central axis (55) which runs perpendicular or parallel to the longitudinal axis (44) of the injector (8). The fuel-air mixture outlet opening (9) has a central axis which runs perpendicular to the longitudinal axis (44) of the injector (8). The air inlet openings (42) each have a central axis (54) which runs parallel to the longitudinal axis (44) of the injector (8).

Abstract: A combustion chamber (10, 20) for a gas turbine (1) with at least two combustion zones (23, 24) and at least one burner arrangement (11, 28) for the combustion of a fuel/air mixture in the combustion zones (23, 24). The burner arrangement (11, 28) has at least one premixing passage (29) that opens into the combustion zones (23, 24) to provide a fuel/air mixture, and an air supply (32) and at least one fuel supply (33) encompassed in the burner arrangement (11, 28) and open into the premixing passage (29). The combustion chamber permits a particularly effective damping of combustion chamber pressure fluctuations. To this end, the air supply (32) is designed in a stepped manner such that the outlet openings (34, 34a, 34b, 34c) of the stepped air supply that open into the premixing passage can be assigned different delay times (?1, ?2, ?3), which damps the fluctuations.

Abstract: An actuation device for a flap mounted pivotably on a compartment, with a push-push kinematic, includes a first actuation part to be fastened on the flap and a second actuation part to be fastened on the component. The first actuation part engages with the second actuation part when the flap is moved from its opened position into its closed position, so that after a first stroke of the first actuation part in the direction of the second actuation part and a subsequent backstroke of the first actuation part, the actuation parts are held on each other in an arresting position. The arresting position is released by a second stroke of the first actuation part in the direction of the second actuation part so that the flap can be moved into its opened position, wherein the first actuation part and the second actuation part are disengaged.

Abstract: Disclosed is a fixing device for fixing an actuation device with push-push kinematics on a component of a motor vehicle. The fixing device includes a housing with a guiding element and a locking recess on its outer surface, an opening in the component for inserting the actuation device, a guiding element on the component, and a locking projection on the component. The guiding elements of the actuation device and the component corporate such that the actuation device is guided into the opening in a predetermined rotational position, and the locking projection and the locking recess lock with each other upon the actuation device being inserted fully into the opening in the predetermined rotational position, and thus fix the actuation device on the component. The locking can be released again by rotating of the actuation device out of the predetermined rotational position.

Abstract: An actuation device including, a housing, a pusher supported in the housing, a spring in the housing, which biases the pusher out of the housing, a ring surrounding the pusher over a part of its axial moving range, at least one groove extending on the outside of the pusher at least in sections helically about the longitudinal axis of the pusher, a first diverting surface on the pusher between the groove and the inner actuation end, at least one locking recess on the pusher in circumferential distance to the at least one first diverting surface and being opened towards the outer actuation end, at least one second diverting surface between the locking recess and the groove, which extends obliquely with regard to the axis of the pusher, and which second diverting surface engages with the at least one projection of the ring under certain conditions.

Abstract: A drive for actuating a flap pivotably supported in or on an automobile includes a push-push kinematics. The kinematics includes a pushbar axially displaceably supported in a housing and having an external actuation end cooperating with the flap. A rotatable ring encloses the pushbar. A groove runs parallel to the pushbar axis and engages with a protrusion at the inner circumference of the ring. A first deflection face runs obliquely to the pushbar axis and cooperates with the protrusion of the ring to rotate this ring when the pushbar is pushed into the housing. A locking recess situated at the pushbar for receiving the protrusion when the pushbar is released, to lock the pushbar in the housing. A second deflection face runs obliquely to the pushbar axis and cooperates with the protrusion when the pushbar is moved out of the locked position by being pushed farther into the housing.

Abstract: A push-push arrangement includes a housing, a pusher supported in the housing to be rotatable and axially movable, and a ring surrounding the pusher and supported in an axially fixed and rotatable manner. A first diverting surface on the pusher engages a projection of the ring and rotates the ring when the pusher is moved into the housing by a first stroke. A locking recess on the pusher receives the projection when the pusher is released after the first stroke and locks the pusher in a locking position after a reverse stroke. A second diverting surface engages the projection when the pusher is moved out of the locking position by a second stroke further into the housing, whereby the pusher is movable out of the ring into its furthest extended position. The projection of the ring exits through an opening at the inner actuation end of the pusher.