Patent application number | Description | Published |
20090218807 | QUICK-RELEASE FASTENER - A quick-release fastener for connecting automobile pipes includes, but is not limited to a base body having a partially circular cross-section. At least one first rib projects radially inward from the base body to form an anti-rotation element. Furthermore, at least one second rib projects radially inward from the base body to form an anti-rotation element, and the first rib is arranged axially at a distance from the second rib. Due to the quick-release fastener, a fast and simple connection of automobile pipes is possible even with confined installation space. | 09-03-2009 |
20110127730 | SEAL CONFIGURATION FOR THE MOTOR VEHICLE FRONT WALL - A seal configuration is provided for sealing an opening of a motor vehicle front wall provided for the passage of heating and/or air-conditioning pipes, such as heating and/or air-conditioning pipes, having a two-component seal body insertable into the opening, which has an outer peripheral edge component made of a first seal material and an inner seal component made of a second seal material. The first and the second seal materials have different moduli of elasticity and/or different acoustic damping properties. | 06-02-2011 |
20110132028 | TUBULAR HEAT EXCHANGER FOR MOTOR VEHICLE AIR CONDITIONERS - A tubular heat exchanger is provided for a motor vehicle air conditioner with an inner tube through which a fluid or gas can flow and an outer tube radially enclosing the inner tube subject to the formation of an intermediate space through which a flow can flow. The inner tube in this case includes, but is not limited to a quantity of stampings arranged spaced from one another and with their longitudinal extension at least partially extending in axial direction of the inner tube. | 06-09-2011 |
20110139415 | CONNECTION DEVICE FOR A COAXIAL TUBE HEAT EXCHANGER - A connection device of a double-walled heat exchanger tube is provided, in particular for the heat exchanger of a motor vehicle air conditioning system. The heat exchanger tube has an outer tube and an inner tube that runs coaxially inside the outer tube spaced radially apart from it. The connection device further has a fitting for accommodating radially overlapping end sections of the inner and outer tube. The outer and inner tubes according to the invention are at least sectionally joined together without soldering in the area of the fitting, and with the fitting. | 06-16-2011 |
20110219814 | TUBULAR HEAT EXCHANGER FOR MOTOR VEHICLE AIR CONDITIONERS - A tubular heat exchanger is provided for a motor vehicle air conditioner with an inner tube through which a fluid or gas can flow and an outer tube radially enclosing the inner tube subject to the formation of an intermediate space through which a flow can flow. The inner tube and the outer tube are at least radially fixed to each other by means of a number of stampings radially worked into the outer tube. | 09-15-2011 |
20120036886 | INTERNAL HEAT EXCHANGER FOR A MOTOR VEHICLE AIR-CONDITIONING SYSTEM - A heat exchanger is provided for a motor vehicle air-conditioning system with an outer tube through which a fluid and/or a gas can flow and at least one inner tube through which a fluid and/or gas can flow, which at least in sections and subject to the formation of an intermediate space through which a flow can flow runs within the outer tube and in a first region located within the outer tube branches off into at least two heat exchanger tubes. | 02-16-2012 |
20120056046 | FASTENING DEVICE HAVING A COMPENSATING RAIL FOR TOLERANCE COMPENSATION - A fastening device for fixing lines in the engine compartment of a motor vehicle, in particular lines for the air conditioner. Fastening recesses are provided in the engine compartment, on which the fastening device can be anchored. The fastening device has a clip base for this purpose. A clip head is used for fastening the fastening device to the line. At least one of the fastening clips is situated so it is longitudinally movable on the compensating rail, so that the fastening device can be adapted to the installation situation. | 03-08-2012 |
20120217741 | PIPE-HOSE ARRANGEMENT - A pipe-hose arrangement is provided having a pipe, a hose having a hose section facing toward the pipe that overlaps a pipe section facing toward the hose, which has a radial shoulder having an external diameter. A sleeve is also provided that has a sleeve, which at least partially overlaps the hose section on a side of the radial shoulder, which is axially opposite to a front side of the pipe facing toward the hose, and has a minimum internal diameter. The minimum diameter is smaller than the external diameter of the radial shoulder plus a wall thickness of the non-deformed hose section. | 08-30-2012 |
20120273298 | SILENCERS FOR AIR CONDITIONING SYSTEMS - Silencers for air conditioning systems are provided. In an exemplary embodiment, the silencer comprises a cylindrical silencer wall having a flow axis, a first channel disposed within the cylindrical silencer wall, and a second channel disposed within the cylindrical silencer wall. The second channel communicates with the first channel in a branch-off region and a connection region. A flow cross-section of the first channel and second channel changes in a complementary manner along the flow axis. | 11-01-2012 |
20120279242 | CONTROLLABLE HEAT EXCHANGER FOR A MOTOR VEHICLE AIR CONDITIONING SYSTEM - A heat exchanger for a motor vehicle air conditioning system is provided. The heat exchanger includes an inner tube through which a heat exchanger medium can flow, an outer tube that at least regionally envelops the inner tube forming an intermediate space, and a regulating unit fluidically connected to the intermediate space. The regulating unit is configured to alter the flow resistance of the intermediate space as a function of the temperature of a heat exchanger medium that flows through the intermediate space. | 11-08-2012 |
20120279690 | FLEXIBLY ADJUSTABLE HEAT EXCHANGER FOR A MOTOR VEHICLE AIR CONDITIONING SYSTEM - A heat exchanger for a motor vehicle air conditioning system is provided. The heat exchanger includes an inner tube through which a heat exchanger medium can flow and a flexible outer tube that at least regionally envelops the inner tube with the formation of a flow-through intermediate space. The inner tube exhibits a tubular section that enables a change in length and/or direction of the inner tube and runs inclined relative to the longitudinal direction of the outer tube. | 11-08-2012 |
20120279691 | HEAT EXCHANGER FOR A MOTOR VEHICLE AIR CONDITIONING SYSTEM - A heat exchanger for a motor vehicle air conditioning system is provided. The heat exchanger includes an inner tube configured to carry a heat exchanger medium and an outer tube that at least regionally envelops the inner tube with an intermediate space between the inner tube and the outer tube. A separating web extends between the inner tube and the outer tube and is configured to divide the intermediate space into at least two flow channels. In an axial section of the inner tube and the outer tube, the separating web fluidically couples the flow channels with each other as viewed in a circumferential direction of the inner tube. | 11-08-2012 |
20130134707 | PIPE COUPLING FOR THE FLUID-TIGHT ATTACHMENT OF COMPONENTS IN AN AIR CONDITIONING SYSTEM - Disclosed is a pipe coupling for joining a pipe arranged in a pipe section with a line formed in a line section in a fluid-carrying manner, wherein a fluid-tight seal is established for the pipe coupling by way of a sealing washer, wherein the sealing washer is comprised of a sealing ring and a support ring, wherein the sealing ring is made out of an elastic material and situated in a sealing space, which extends in a radial direction from an outer surface of the pipe section up to the support ring, and in an axial direction from a first contact surface that runs orthogonal to the outer surface up to a second contact surface ( | 05-30-2013 |
20130139541 | HEAT EXCHANGER FOR A MOTOR VEHICLE AIR CONDITIONING SYSTEM - A heat exchanger for a motor vehicle air conditioning system is provided. The heat exchanger includes at least one inner tube and an outer tube, which at least regionally envelops an inner tube to form a gap through which a heat exchanger medium can flow. The inner tube can include two at least regionally wound and nested tube sections. | 06-06-2013 |
20130207384 | SOLDERLESS HOSE CONNECTION FOR A LINE SECTION OF AN AIR CONDITIONING SYSTEM - A method for manufacturing a connection between a hose and coaxial line section is provided. The method includes providing an outer pipe, inserting an inner pipe along with a hose situated at least partially on an outer periphery of the inner pipe inside the outer pipe, and deforming the outer pipe, the inner pipe or both so that the hose becomes clamped between the inner pipe and outer pipe. A coaxial line section for a refrigerant circuit of a motor vehicle also is provided. | 08-15-2013 |
20140326438 | INTERNAL HEAT EXCHANGER FOR A MOTOR VEHICLE AIR CONDITIONING SYSTEM - A heat exchanger for a motor vehicle air-conditioning system is disclosed having an inner tube and with an outer tube. The outer tube at least partially encloses the inner tube in the longitudinal direction of the tube and form an intermediate space through which a heat exchanger medium can flow. Radially extending web at least partially divided the intermediate space into multiple flow channels between the inner tube and the outer tube. The multiple flow channels open in the longitudinal direction into a distributor or collector space formed through a radial tapering of the inner tube. | 11-06-2014 |