Abstract: A boot can be fastened to a joint housing with a seal. The boot includes a first and a second fastening region, and a pleated region between them. The first fastening region comprises lobe regions and/or guide regions, and connecting regions and a connector seat region, which comprises at least two grooves in at least the lobe regions and/or the guide regions, starting from the connector seat region surface, said grooves being parabolic when viewed in the cross sections and having different depths inside the lobe regions and/or the guide regions.

Abstract: A rolling boot that has improved stability especially at increased rotational speeds comprises a first fastening region, a second fastening region, a transition region adjacent to the first fastening region, as well as a diaphragm region adjoining the transition region, and at least on peripheral reinforcement fin is arranged on an external side of the transition region.

Abstract: A boot is provided with an improved sealing effect. The boot has a first and a second fastening region, and a pleated region between them, wherein the first fastening region comprises lobe regions and/or guide regions, and connecting regions and a connector seat region that has a connector seat region surface and an undersurface lying opposite it, wherein there is at least one inner groove in the lobe regions and/or in the guide regions, on the undersurface.

Abstract: A boot is provided in which the formation of an internal pressure inside the boot during assembly is prevented. The boot has a first fastening region and a first diameter and having a second fastening region with a second diameter, wherein the first diameter is smaller than the second diameter, and wherein the first fastening region comprises a binder seat region on its outer circumference, wherein at an inner circumference of the first fastening region at least one first and at least one second aerating means are arranged axially spaced from each other at the inner circumference which is formed with a flat surface, and protrude beyond said surface of the inner circumference.

Abstract: A boot is provided in which the formation of an internal pressure inside the boot during assembly is prevented. The boot has a first fastening region and a first diameter and having a second fastening region with a second diameter, wherein the first diameter is smaller than the second diameter, and wherein the first fastening region comprises a binder seat region on its outer circumference, wherein at an inner circumference of the first fastening region at least one first and at least one second aerating means are arranged axially spaced from each other at the inner circumference which is formed with a flat surface, and protrude beyond said surface of the inner circumference.

Abstract: A rolling boot that has improved stability especially at increased rotational speeds comprises a first fastening region, a second fastening region, a transition region adjacent to the first fastening region, as well as a diaphragm region adjoining the transition region, and at least on peripheral reinforcement fin is arranged on an external side of the transition region.

Abstract: A boot is provided with an improved sealing effect. The boot has a first and a second fastening region, and a pleated region between them, wherein the first fastening region comprises lobe regions and/or guide regions, and connecting regions and a connector seat region that has a connector seat region surface and an undersurface lying opposite it, wherein there is at least one inner groove in the lobe regions and/or in the guide regions, on the undersurface.

Abstract: A boot is provided that can be fastened to a joint housing with a good seal. The boot includes a first and a second fastening region, and a pleated region between them. The first fastening region comprises lobe regions and/or guide regions, and connecting regions and a connector seat region, which comprises at least two grooves in at least the lobe regions and/or the guide regions, starting from the connector seat region surface, said grooves being parabolic when viewed in the cross sections and having different depths inside the lobe regions and/or the guide regions.

Abstract: A fastener, in particular for bellows, comprises a male end segment and a female end segment complementary to the male end segment. The fastener can be used to fasten bellows to joint housings and/or shafts, said fastener having improved closing behavior.

Abstract: A fastening means, in particular for a bellows, comprises a male end segment and a female end segment complementary to the male end segment. The fastening means can be used to fasten bellows to joint housings and/or shafts. The fastening means has an inner undercut region in order to provide an improved closing behavior of the fastening means.

Abstract: A fastener, in particular for bellows, comprises a male end segment and a female end segment complementary to the male end segment. The fastener can be used to fasten bellows to joint housings and/or shafts, said fastener having improved closing behavior.

Abstract: A fastening means, in particular for a bellows, comprises a male end segment and a female end segment complementary to the male end segment. The fastening means can be used to fasten bellows to joint housings and/or shafts. The fastening means has an inner undercut region in order to provide an improved closing behavior of the fastening means.

Abstract: A rolling boot comprises a first fastening region for fastening the boot to a joint casing, a second fastening region for fastening the boot to a shaft, and a fold region between the first and the second fastening region with a first fold near to the first fastening region and a second fold near to the second fastening region. The boot further comprises, between the first fastening region and the first fold, a first transition region comprising a first flange neighboring the first fastening region with a bottom. A ratio between a first minimal diameter D1, defined by the bottom of the first flange of the first transition region, and a second maximal diameter D2, defined by the first fold, where both are viewed in a longitudinal section direction along the main axis, is between approximately 1:1.01 to approximately 1:1.25.

Abstract: A boot for joints, such as constant velocity joints, has a first attachment region and a fold region with a plurality of folds with peaks and roots and a transition area adjacent to the last fold arranged near said first attachment region. The transition area includes a connecting root between said last fold in the transition part, wherein at least part of said transition part is inclined towards said first attachment region, and wherein said transition part, in a cross-sectional view in a direction of a main axis of the boot, has a convex or an essentially planar shape.

Abstract: A rolling boot comprises a first fastening region for fastening the boot to a joint casing, a second fastening region for fastening the boot to a shaft, and a fold region between the first and the second fastening region with a first fold near to the first fastening region and a second fold near to the second fastening region. The boot further comprises, between the first fastening region and the first fold, a first transition region comprising a first flange neighbouring the first fastening region with a bottom. A ratio between a first minimal diameter D1, defined by the bottom of the first flange of the first transition region, and a second maximal diameter D2, defined by the first fold, where both are viewed in a longitudinal section direction along the main axis, is between approximately 1:1.01 to approximately 1:1.25.

Abstract: The present disclosure provides for a boot for joints, such as constant velocity joints, having a first attachment region and a fold region with a plurality of folds with peaks and roots and a transition area adjacent to the last fold arranged near said first attachment region, said transition area comprising a connecting root between said last fold in the transition part, wherein at least part of said transition part being inclined towards said first attachment region.

Abstract: A boot for joints, such as constant velocity joints, has a first attachment region and a fold region with a plurality of folds with peaks and roots and a transition area adjacent to the last fold arranged near said first attachment region. The transition area comprises a connecting root between said last fold in the transition part, wherein at least part of said transition part is inclined towards said first attachment region.

Abstract: A folding bellows arrangement, e.g., for a tripod joint unit, may comprise a joint outer part with a groove, a folding bellows with a joint collar region for attachment to said joint outer part, and an adapter ring. The joint collar region may comprise a joint binder seat region. The adapter ring may have an inner surface that is matching in a cross section to an outer contour of the joint outer part. On an inner area of the joint collar region and within the joint binder seat region of the folding bellows, at least one bead may be arranged. The bead matching a groove may be arranged on an outer area of the adapter ring. The groove of the adapter ring may correspond to at least one first sealing lip arranged on an inner area of the adapter ring, and at least one second sealing lip may be arranged on the inner area of the adapter ring. The first and second sealing lips may be arranged within the groove of the joint outer part.

Abstract: A folding bellows arrangement for a tripod joint unit is described. The bellows arrangement comprises a joint outer part with a groove; a folding bellows with a joint collar region for attachment to said joint outer part, and an adapter ring. The joint collar region comprises a joint binder seat region. The adapter ring has an inner surface that is matching in a cross section to an outer contour of the joint outer part. On an inner area of the joint collar region and within the joint binder seat region of the folding bellows, at least one bead is arranged. The bead matching a groove is arranged on an outer area of the adapter ring. The groove of the adapter ring corresponds to an at least one first sealing lip arranged on an inner area of the adapter ring, and wherein on the inner area of the adapter ring at least one second sealing lip is arranged. The first and second sealing lips are arranged within the groove of the joint outer part.

Abstract: An expanding bellows is disclosed for sealing an annular gap between two parts, which are connected to one another in a rotationally fixed manner and may be angled to one another, in a constant velocity joint. The expanding bellows has a first larger flange and a second smaller flange and an annular fold area, which extends between the first flange and the second flange, having annular folds implemented as outer folds, each having two annular flanks and a fold peak between two fold valleys. The expanding bellows further comprises a first area of at least two annular folds adjoining the first flange having diameters of the fold peaks and fold valleys decreasing in the direction toward the second flange and a second area having at least one annular fold adjoining the second flange having essentially uniform diameters of the fold valleys. A use of the expanding bellows is also disclosed.