Otto Egelhof Gmbh & Co. Kg

Behr Thermot-tronik Gmbh

Mahle International Gmbh

Behr Gmbh Co. Kg

Mahle Behr Gmbh & Co. Kg

Mahle Behr Kornwestheim Gmbh

Eike Willers

Andreas Auweder

Andreas Ehmen

Eberhard Pantow

Jens Ruckwied

Peter Leu

Achim Hess

Rainer Maurer

Markus Lang-Belz

Hans-Peter Klein

Swen-Juri Bauer

Andreas Gruener

Georg Feldhaus

Andreas Grüner

Jean-Jacques Robin

Jürgen Kunze

Peter Bohnenstengel

J&uuml;rgen Kunze

Immanuel Buschatz

Bernhard Wagner

Albrecht Kreissig

Siegfried Roth

Rolf Müller

J&ouml;rg Luckner

Waldemar Friesenhahn

Joan Aguilar

Volker Von Rad

Jörg Rückauf

Bernd Van Eickels

Albrecht Waldenburg

Martin Janssen

Mandy Noack

Petra R&ouml;ser

Joerg Rueckauf

Uwe Hellmuth

Martin Stiegler

Jürgen Marx

Juergen Marx

Thomas Holzbaur

Sarah Parmentier

Betina Jahnke

Markus Lang

Petra Röser

Swen -Juri Bauer

Martin Janßen

Predrag Panic

Markus Schüssler

The invention relates to a valve for controlling a coolant circuit of a refrigerating system, having a housing, which has at least one inlet opening and at least one outlet opening, having a regulating chamber provided in the housing, which extends between the at least one inlet opening and the at least one outlet opening, having a valve arrangement, which is insertable at least partially into the regulating chamber, having a rotary slide arrangement, arranged in the regulating chamber, which has a control disc, which is rotatable in relation to the at least one rotary slide support, the at least one rotary slide support is provided non-rotationally to the housing and the at least one rotary slide support is mounted floatingly to the housing.

Valve for controlling a coolant circuit

A valve arrangement for a switching valve and to a switching valve for regulating a mass flow in a refrigerating circuit or a heating circuit, comprising a valve housing, which comprises a feed opening and a discharge opening, comprising a valve piston, which comprises a valve-closing member, which buts against a through-hole between the feed opening and the discharge opening in a closed position on a valve seat and closes the through-hole, wherein the valve seat comprises a stop surface and a sealing surface which are oriented so as to be adjacent to one another, the valve-closing member comprises a supporting surface and a gasket surface which are oriented so as to be adjacent to one another, an elastic sealing element is provided on the valve seat or the valve-closing member, on which sealing element the sealing surface or gasket surface is formed, a sealing projection is provided on the sealing surface or the gasket surface and is oriented towards the opposite gasket surface or sealing surface, the supporting surface of the valve-closing member and the stop surface of the valve seat but against one another in the closed position and form a travel limitation between the valve-closing member and the valve seat, and the sealing projection is at least partially pressed into the sealing element.

Valve arrangement and switching valve for regulating a mass flow

A switching valve and a valve arrangement for regulating a mass flow in a refrigeration or heating circuit, having a path-generating device which comprises a U-shaped yoke with an upper and lower leg which are aligned with one another and a coil which is positioned within the yoke and can be electrically controlled, a core fixedly positioned relative to the coil and having at least a portion projecting relative to the coil and positioned in an opening in the leg of the yoke, and a tappet provided in the coil and movable relative to the core and having an end extending through an opening in one of the legs of the yoke, with a closing body or valve closing member arranged on the tappet, and with a restoring element which is arranged between the core and the tappet, a switching bushing being provided which is insertable into the path-generating device, and which is closed on one side by a base and is open on the opposite end of the base and fastening section is assigned to the open end of the switching bushing has a core-tappet section with a cylindrical lateral surface extending between the base and the fastening section and in which at least the core is received and the tappet is guided and the fastening section opposite the base has at least one circumferential shoulder or circumferential collar directed outwardly relative with respect to the core-tapped-section.

Switching valve and valve arrangement with such a switching valve for controlling a mass flow

The invention relates to a non-return valve, in particular for a refrigeration or heat circuit, which valve can be inserted into a connection opening () of a connection device () or of a pipe () and comprises: &#x2014;a one-part or multi-part housing () which comprises at least one main housing (), a feed opening () being provided on the inlet side and a discharge opening () being provided on the outlet side of the main housing (), the feed opening and the discharge opening being interconnected by a flow channel (); &#x2014;a guide element () which is provided on the main housing () and by means of which a valve closing element () is guided slidably relative to the main housing (), the valve closing element () being arranged in a starting position () by means of an energy accumulator () and the valve closing element () being slidable toward the discharge opening () against an actuating force of the energy accumulator () in order to be transferred into a working position (), and the energy accumulator () being provided between the valve closing element () and the main housing (), the guide element () of the main housing () having at least one through-hole () and at least one guide rod () being guided in said at least one through-hole (), which rod at least extends from the valve closing element () through the at least one through-hole () and is secured against release from the through-hole (), or the guide element () being designed as a sleeve () having a bottom (), which is associated with the discharge opening (), and the valve closing element () having a guide portion () which acts on the sleeve ().

Non-return valve, in particular for a refrigeration or heat circuit

A valve arrangement for a switching valve and to a switching valve for regulating a mass flow in a refrigerating circuit or a heating circuit, including a valve housing, which includes a feed opening and a discharge opening, including a valve piston, which includes a valve-closing member, which buts against a through-hole between the feed opening and the discharge opening in a closed position on a valve seat and closes the through-hole, wherein the valve seat includes a stop surface and a sealing surface which are oriented so as to be adjacent to one another, the valve-closing member includes a supporting surface and a gasket surface which are oriented so as to be adjacent to one another, an elastic sealing element is provided on the valve seat or the valve-closing member, on which sealing element the sealing surface or gasket surface is formed, a sealing projection is provided on the sealing surface or the gasket surface and is oriented towards the opposite gasket surface or sealing surface, the supporting surface of the valve-closing member and the stop surface of the valve seat but against one another in the closed position and form a travel limitation between the valve-closing member and the valve seat, and the sealing projection is at least partially pressed into the sealing element.

The invention relates to a non-return valve, in particular for a refrigeration circuit or thermal circuit, which is insertable into a connection point () of a connection device (), which comprises a supply opening () for supplying a medium and an outlet opening () for discharging the medium, comprising a multi-part housing (), which comprises a valve housing () and a main housing (), which is interconnectable by means of connection elements () via an interface (), comprising a regulating space () formed between the main housing () and the valve housing (), in which space a valve-closing member () is provided which abuts a valve seat () of the valve housing () in a closed position (), and closes an opening () in the valve housing () and is movable into an operating position () counter to an actuating force of a return element () and releases the valve opening (), wherein the valve housing () and the valve-closing member (), which is arranged so as to be movable in the regulating space (), lie on a common longitudinal axis (), wherein the interface () between the valve housing () and the main housing () has axial play, by means of which the distance between the valve housing () and the main housing () is modifiable.

Non-return valve and connection device for a non-return valve

The invention relates to a shaft passage and a valve having such a shaft passage, as well as a method for producing a shaft passage, in which the shaft () has at least one drive portion () to which a drive for controlling the shaft () can be connected and has a connecting portion () opposite the drive portion (), to which an actuating member () can be connected, and an inner shaft portion () in the through-bore () extending at least partially in the through bore (), and having an inner shaft seal () to which an operating pressure of a medium to be controlled by the actuating member () is applied, and having a fluid shaft seal () which extends in the direction of the drive portion (), and which is arranged between the inner shaft seal () and the outer shaft seal (), wherein the fluid shaft seal () is formed between the through bore () and the inner shaft portion () of the shaft () and is pressure-relieved against an operating pressure of the medium to be controlled.

Shaft passage and valve having such a shaft passage and method for the production of a shaft passage

A multiway valve for controlling a refrigerant circuit () of an air conditioning system with heat pump function has a housing (), first inlet opening () connected by a first fluid channel () to a regulating chamber (), a second connection opening () connected by a second fluid channel () to the regulating chamber (), another connection opening () connected by another fluid channel () to the regulating chamber (), an actuator () that actuates a transmission element () by a drive motor (), which extends in the housing () between the drive motor () and the regulating chamber (), and a rotary valve assembly () in the regulating chamber () and coupled to the transmission element () to be driven by a rotary motion, into consecutive and divergent switching or control positions between the inlet opening () and the connection openings ().

Multiway valve for controlling a refrigerant circuit

A thermostatic valve for a cooling system of an engine of a motor vehicle, having a thermostatic valve housing, on which a connection to a cylinder head of the engine, a connection to the engine block, a connection to a cooler of the cooling system and at least one connection to a bypass channel are designed, wherein a movable thermostatic operating element, a cooler valve, an engine block valve and a slide for closing the bypass channel are arranged in the thermostatic valve housing. The thermostatic valve has a first slide section is provided for closing a first opening arranged on the thermostatic valve housing and at least one second slide section for closing at least one second opening arranged on the thermostatic valve housing.

Thermostatic valve

A thermostat having a hollow body, wherein the hollow body is at least partly filled with a thermosensitive medium. A heating element is provided for heating the thermosensitive medium. The heating element is located outside of the hollow body and is at least partially insulated electrically from the hollow body. The element is connected to the hollow body in a thermally conductive manner.

Thermostat

A supercharged internal combustion engine may include an exhaust gas turbocharger which is integrated into an exhaust section on the turbine side and into an intake section on the compressor side. An exhaust gas recirculation line may connect the exhaust section and the intake section. The exhaust gas recirculation line may branch off from the exhaust section downstream of a turbine of the exhaust gas turbocharger and opens into the intake section upstream of a compressor. A valve device for performing at least one of open-loop and closed-loop control of an exhaust gas recirculation rate may be arranged in the region of the exhaust gas recirculation line.

Supercharged internal combustion engine

A thermostatic valve for a cooling system in an internal combustion engine. The valve includes a common short-circuit element () having a short circuit valve gate () and a short circuit valve disc () and is arranged upstream in the extending direction of the thermostatic working element (). A common valve seat is provided, wherein an overpressure valve () opening into the mixing chamber () is provided in the common valve seat.

Thermostatic valve for cooling system of an internal combustion engine

In a thermostatic valve for connecting an automatic transmission with an oil cooler, wherein the connection between an inlet conduitfor oil coming from the transmission and an outlet conduitto the oil cooler is released or blocked by valve slider element, which is actuated by a thermostatic actuating elementand is spring-loaded by a restoring spring, the valve slider elementwith the restoring springis designed as a pressure-control valve which, with the open connection between the inlet conduitfor oil coming from the transmission and the outlet conduitto the oil cooler, opens a bypass conduitwhen a predetermined pressure of the oil is exceeded.

Thermostatic valve for connecting an automatic transmission with an oil cooler

A thermostatic valve for a cooling system of an internal combustion engine, having a thermostatic operating element for arrangement in a distributing chamber as the drive element for a main valve element between an engine outlet and a connector to a coolant cooler, and for a bypass valve element designed as a valve slide arranged between the engine outlet and an engine inlet to serve as a pressure control valve. In addition to the valve slide (') the bypass valve element (&#x2032;) is provided with a valve disk (&#x2032; arranged upstream of the valve slide (&#x2032;) in the extension direction of the thermostatic operating element (&#x2032;), and a component () is assigned to the valve disk (&#x2032;), as a valve seat for the valve slide (&#x2032;) and a valve seat for the valve disk (&#x2032;).

In a valve housing, which is constituted by an section of an extruded billet material, into which are formed inlet and outlet conduits, which are substantially arranged in a common plane, and a receiving borefor at least one valve element, arranged transversely in relation thereto, the billet material is formed as a profiled element provided with ribswhich project from a substantially parallelepiped base body and in which ribs the inlet and outlet conduitsopen.

Method for producing valve housings, and a valve housing

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Stuttgart, Germany

Eike Willers