Abstract: The disclosure relates to a plug connector for connecting pipes for liquids or gaseous media, comprising a connector body and a locking element. An indicator element includes an indicator surface, wherein the indicator element is pretensioned by a spring element into an indicator position and can be moved between a rest position, in which the indicator surface is at least partly covered, and the indicator position, in which the indicator surface is visible, wherein the indicator element is coupled to a first latching element and a second latching element. The first latching element is configured to hold the indicator element in the rest position against the spring force of the spring element and the second latching element is configured to hold the indicator element in an intermediate position between the rest position and the indicator position against the spring force of the spring element.

Abstract: The disclosure relates to a plug connector and method for connecting pipes for liquid or gaseous media. The plug connector includes a connector body and a locking element. An indicator element is formed, which has an indicator surface, a first partial section and a second partial section, wherein the first partial section and the second partial section are flexibly coupled to one another by means of a spring section. The first partial section is connected to the locking element, and the indicator surface is formed on the second partial section, wherein the indicator element is formed such that, in a locking position of the locking element, the second partial section is deformed relative to the first partial section, so that the indicator surface is pushed into an indicator position.

Abstract: A mating plug connector for connecting components for liquid or gaseous media includes a connector body with: an insertion section which serves for insertion into a receiving opening of a plug connector; and a component connection which serves for connection with one of the components. The connector body is configured as a formed sheet metal part.

Abstract: The disclosure relates to a plug connector and method for connecting pipes for liquid or gaseous media. The plug connector includes a connector body and a locking element. An indicator element is formed, which has an indicator surface, a first partial section and a second partial section, wherein the first partial section and the second partial section are flexibly coupled to one another by means of a spring section. The first partial section is connected to the locking element, and the indicator surface is formed on the second partial section, wherein the indicator element is formed such that, in a locking position of the locking element, the second partial section is deformed relative to the first partial section, so that the indicator surface is pushed into an indicator position.

Abstract: The invention relates to a method for connecting a connection section (33) of a hose (3) with a plug-in connector (4). The plug-in connector (4) comprises a connector body (6), which connector body (6) has a ring space (22). In a first method step, the connection section (33) is pushed into the ring space (22) of the plug-in connector (4) of the hose (3) from the hose accommodation side (25) of the connector body (6), and positioned there; in a second method step, a pressing tool (50) deforms the first mantle section (12) of the connector body (6).

Abstract: The invention relates to a method for connecting a connection section (33) of a hose (3) with a plug-in connector (4). The plug-in connector (4) comprises a connector body (6), which connector body (6) has a ring space (22). In a first method step, the connection section (33) is pushed into the ring space (22) of the plug-in connector (4) of the hose (3) from the hose accommodation side (25) of the connector body (6), and positioned there; in a second method step, a pressing tool (50) deforms the first mantle section (12) of the connector body (6).

Abstract: A connector has a connector body, which connector body includes an annular space which lies between a sleeve-like first casing section and a sleeve-like second casing section of the connector. The first casing section of the connector body is connected to the second casing section at a first end section by a first end wall section. The casing sections are open to one another at a second end section. In the first casing section and in the second casing section at least two passages are formed which are provided for mounting a locking element. In the connector body between the first casing section and the second casing section a reinforcing element is inserted, wherein the reinforcing element is arranged at least in the area of one of the passages.

Abstract: The invention relates to a connector (2) comprising a connector body (5), the connector body (5) having at least one sleeve-type outer casing section (13) which when viewed in cross-section surrounds a central longitudinal axis (8) of the connector (2). At least two passages (33) are formed in the outer casing section (13), the passages being provided for receiving an end section of a locking element (6). The locking element (6) is designed to secure the connector (2) relative to a mating connector (3), and a retaining element (38) for securing the locking element (6) is arranged in at least one of the passages (33). The retaining element (38) is designed as a formed sheet metal part and a separate retaining element (38) is provided for each passage (33?).

Abstract: A connector assembly has a pipe, a sealing element, and a plug connector which includes a connector body. The connector body has an annular chamber which is located between a first exterior section and a second exterior section of the plug connector. A connecting section of the pipe is inserted into the annular chamber of the connector body from the pipe receiving side and is connected thereto. The connecting section of the pipe includes a fastening recess and a seal receptacle which are incorporated in a circumferential surface of the pipe, the seal receptacle being structurally separated from the fastening recess. The first or the second exterior section is deformed in the region of the seal receptacle in such a way that the sealing element is pressed between the first or second exterior section and the seal receptacle.

Abstract: A plug-in connector assembly for connecting lines for pressurized fluids includes a plug-in connector receptacle having a plug-in opening on a plug-in side, in which plug-in opening a receiving cutout is arranged, a plug-in connector with a plug-in section which can be plugged into the plug-in opening of the plug-in connector receptacle, and a locking spring which is arranged on the plug-in connector receptacle. An anti-rotation element is insertable into the receiving cutout of the plug-in connector receptacle and can be accommodated therein in a fixed manner. The plug-in connector has on its outer side an anti-rotation groove extending in the longitudinal direction, which forms along with the anti-rotation element tongue and groove connection, such that the plug-in connector is secured against rotation relative to the plug-in connector receptacle.

Abstract: The invention relates to a vehicle silencer (1) for a charge air line of an internal combustion engine having a turbocharger (7), comprising: at least a first housing part (2) and a second housing part (3), wherein the housing parts (2, 3) are coupled to each other in a connection region (4) and form an outer casing (13) of the vehicle silencer (1); a resonator inner element (14), which is retained in at least one of the housing parts (2, 3), wherein at least a first (10) and a second resonator chamber (11) are formed by the two housing parts (2, 3) and the resonator inner element (14). The resonator inner element (14) has at least a first external retaining segment (50) in the region of an outer periphery (44) of the resonator inner element (14). A retaining groove (30) is formed in the first end wall (16) and/or in the second end wall (28), in which retaining grove the retaining segment (50) is accommodated.

Abstract: The invention relates to a vehicle silencer (1). The vehicle silencer (1) comprises a first housing part (2) having a first outer casing (10) and a second housing part (3) having a second outer casing (21). The vehicle silencer (1) also comprises a resonator inner element (31) that is interlockingly accommodated in at least one of the housing parts (2, 3), and at least one chamber dividing wall (17), as well as at least one first inner pipe section (15) connecting to an inner perimeter (51) of the chamber dividing wall (17), wherein at least one first (6) and a second resonator chamber (7) are formed by the two housing parts (2, 3) and the resonator inner element (31).

Abstract: A seal includes a first sealing lip having a first sealing surface for contacting a first component and at least one other sealing lip having at least one other sealing surface for contacting at least one other component. The sealing lips are connected to one another in a lip base region of the seal and are each freely protruding at the end thereof which is opposite the lip base region and on which the sealing surfaces are arranged. On sides thereof opposite the sealing surface, each has a contact surface. The contact surfaces are spaced apart from one another in the relaxed base position. The seal has a working position provided for sealing the components in which the sealing lips lie supported against one another via the contact surfaces thereof. The other sealing lip has a sealing-lip wing which, in a working position of the seal, forms a pressure surface to which pressure can be applied radially.

Abstract: The invention relates to a connector (2) comprising a connector body (5), the connector body (5) having at least one sleeve-type outer casing section (13) which when viewed in cross-section surrounds a central longitudinal axis (8) of the connector (2). At least two passages (33) are formed in the outer casing section (13), the passages being provided for receiving an end section of a locking element (6). The locking element (6) is designed to secure the connector (2) relative to a mating connector (3), and a retaining element (38) for securing the locking element (6) is arranged in at least one of the passages (33). The retaining element (38) is designed as a formed sheet metal part and a separate retaining element (38) is provided for each passage (33?).

Abstract: The invention relates to a connector (2) with a connector body (5), which connector body (5) comprises an annular space (22) which lies between a sleeve-like first casing section (10) and a sleeve-like second casing section (13) of the connector (2). The first casing section (10) of the connector body (5) is connected to the second casing section (13) at a first end section (14) by a first end wall section (15). The casing sections (10, 13) are open to one another at a second end section (23). In the first casing section (10) and in the second casing section (13) at least two passages (33) are formed which are provided for mounting a locking element (6). In the connector body (5) between the first casing section (10) and the second casing section (13) a reinforcing element (7) is inserted, wherein the reinforcing element (7) is arranged at least in the area of one of the passages (33).

Abstract: The invention relates to a vehicle silencer (1). The vehicle silencer (1) comprises a first housing part (2) having a first outer casing (10) and a second housing part (3) having a second outer casing (21). The vehicle silencer (1) also comprises a resonator inner element (31) that is interlockingly accommodated in at least one of the housing parts (2, 3), and at least one chamber dividing wall (17), as well as at least one first inner pipe section (15) connecting to an inner perimeter (51) of the chamber dividing wall (17), wherein at least one first (6) and a second resonator chamber (7) are formed by the two housing parts (2, 3) and the resonator inner element (31).

Abstract: The invention relates to a vehicle silencer (1) for a charge air line of an internal combustion engine having a turbocharger (7), comprising: at least a first housing part (2) and a second housing part (3), wherein the housing parts (2, 3) are coupled to each other in a connection region (4) and form an outer casing (13) of the vehicle silencer (1); a resonator inner element (14), which is retained in at least one of the housing parts (2, 3), wherein at least a first (10) and a second resonator chamber (11) are formed by the two housing parts (2, 3) and the resonator inner element (14). The resonator inner element (14) has at least a first external retaining segment (50) in the region of an outer periphery (44) of the resonator inner element (14). A retaining groove (30) is formed in the first end wall (16) and/or in the second end wall (28), in which retaining grove the retaining segment (50) is accommodated.

Abstract: The invention relates to a muffler (1), in particular a vehicle muffler, comprising at least one resonator chamber (12), which is bounded by at least a first housing part (2) having a first outer jacket (15) and a first end wall (16) in which an inflow opening (19) is disposed arranged on the inflow side (25), and a first internal pipe segment (20). Furthermore, at least one coupling device (6) for coupling to a turbocharger (9) is provided, which is accommodated in the first end wall (16) of the first housing part (2). The coupling device (6) comprises a coupling body (7) which is designed as a deep-drawn part. The first housing part (2) is likewise formed by a deep-drawn part, and the inflow opening (19) of the first housing part (2) has an extension which is tapered in steps man axial section (23) in which the coupling body (7) and a sealing element (27), such as a radial sealing ring, are accommodated.

Abstract: The invention relates to a plug-in connector assembly (1) for connecting lines for pressurized fluids, comprising a plug-in connector receptacle (2) having a plug-in opening (3) on a plug-in side (4), in which plug-in opening (3) a receiving cutout (27) is arranged, a plug-in connector (7) with a plug-in section (8) which can be plugged into the plug-in opening (3) of the plug-in connector receptacle (2), a locking spring (13) which is arranged on the plug-in connector receptacle (2). An anti-rotation element (28) is insertable into the receiving cutout (27) of the plug-in connector receptacle (2) and can be accommodated therein in a fixed manner. The plug-in connector (7) has on its outer side (11) an anti-rotation groove (31) extending in the longitudinal direction (26), which forms along with the anti-rotation element (28) a groove-spring connection (34), such that the plug-in connector (7) is secured against rotation relative to the plug-in connector receptacle (2).

Abstract: The invention relates to a connector assembly (1) comprising a pipe (3), a sealing element (5), and a plug connector (4) which comprises a connector body (6). The connector body (6) has an annular chamber (22) which is located between a first exterior section (12) and a second exterior section (15) of the plug connector (4). A connecting section (34) of the pipe (3) is inserted into the annular chamber (22) of the connector body (6) from the pipe receiving side (25) and is connected thereto. The connecting section (34) of the pipe (3) includes a fastening recess (43) and a seal receptacle (44) which are incorporated in a circumferential surface (42) of the pipe (3), said seal receptacle being structurally separated from the fastening recess (43). The first (12) or the second exterior section (15) is deformed in the region of the seal receptacle (44) in such a way that the sealing element (5) is pressed between the first (12) or second exterior section (15) and the seal receptacle (44).