EP2886002A1 - Item of luggage with swivel roller - Google Patents

Abstract

A piece of luggage (1), preferably a trolley case, which is rollable over a floor, comprising a piece of luggage (2), at least one caster (12) having a caster axle (54) connected to the item of luggage the caster (12) is pivotable with respect to the bag body (2), it is provided that an adjusting device (3) is provided by means of which the caster (12) is pivotable with respect to the bag body (2).

Description

The invention relates to a piece of luggage according to the preamble of claim 1.

There are pieces of luggage, especially trolley case known, which are rollable on a floor. The pieces of luggage often have a piece of luggage and at least one, preferably four casters. The casters each have a caster axle connected to the luggage body, the caster wheel being pivotable with respect to the bag body.

In the case of luggage items known hitherto, there is often the problem that the pieces of luggage, in particular on trains or trams, roll away. Also, there is a problem that when the bag is lifted, for example, to stow it in a hand luggage compartment of an airplane, the casters pivot and protrude over the side surfaces of the bag, thus increasing the packing size.

The invention is therefore an object of the invention to provide a piece of luggage, in which the unintentional rolling away is prevented.

To solve this problem serve the features of claim 1.

In the case of a piece of luggage of the present invention, provision is advantageously made for an adjusting device to be provided by means of which the pivoting roller can be pivoted in relation to the luggage piece body.

The invention has the advantage that the castors can be pivoted in such a way that the suitcase does not roll away, in particular when the item of luggage is standing. Also, the present invention has the advantage that the castors, in particular when the bag is lifted, can be pivoted so that the pack size of the bag is reduced. Another advantage is that in a piece of luggage where the hinge is on the bottom surface, the casters are pivotable in a predefined position relative to the bag body so that the casters do not pivot when opened and the bag does not overturn when opened ,

By means of the adjusting device, the pivot axis of the caster and thus the caster can be pivoted.

The caster may comprise at least one roller with a roller axis, wherein the roller axis is substantially parallel to the ground and substantially orthogonal to the pivot axis.

The adjusting device may have at least one first operating position, wherein in the first operating position, the swivel caster is freely pivotable relative to the luggage piece body.

This has the advantage that in the first operating position, the baggage, as usual from the prior Tecknik usual, can be arbitrarily rolled over a floor and the casters pivot depending on the direction in which the bag is rolled. Freely disposable means in the context of the present invention that the castors pivot due to the relative movement between the bag body and the floor on which the bag is rolled.

The adjusting device may have at least one second operating position, wherein the adjusting device in the second operating position pivots the swivel castor into a position predefined relative to the luggage piece body.

This has the advantage that when the casters of a piece of luggage are pivoted to a predefined position in which the casters are not aligned in the direction of transport, the casters function as a kind of brake and the bag can not inadvertently pivot.

In the predefined position, a plane passing through the caster and orthogonal to the caster axis may have an angle of between 10 ° and 80 °, preferably between 20 ° and 70 °, more preferably approximately 45 °, with one of the side surfaces of the bag body; lock in.

This has the advantage that in a piece of luggage that has four casters and the casters are each arranged in the predefined position, the bag can roll in any direction. Further, this has the advantage that the casters against the side surfaces of the baggage occupy a position such that the casters do not protrude beyond the plane of the side surfaces, so that the pack size of the bag can be reduced compared to a conventional bag with conventional casters.

The adjusting device may have a tracking device which aligns the castor in the first operating position of the adjusting device when rolling on the ground in a predefined direction from which the castor is verschwenbar only when a predefined pivoting torque is exceeded. This means that the item of luggage in the first operating position has a preferred transport direction, wherein the casters are still free to pivot in the first operating position after exceeding the predefined pivoting moment.

This has the advantage that a piece of luggage can be easily guided straight ahead, since the casters are preferably aligned in this direction due to the tracking device.

The adjusting device may have a pull rope, which is relaxed in the first operating position and tensioned in the second operating position.

When the traction cable is transferred from the relaxed state in the first operating position to the tensioned state in the second operating position, the traction cable can engage in an engagement device firmly connected to the pivot axis and pivot the engagement device fixedly connected to the pivot axis into a predefined position. This predefined position of the engagement means is arranged such that the pivot roller in this position also occupies the predefined position of the caster with respect to the bag body.

The traction cable may be substantially orthogonal to the pivot axis.

This has the advantage that the pull rope can be guided close to the bottom surface of the item of luggage.

A castor housing connected to the pivot axis may be arranged on the bag body, the pull cable being fastened to a holding device arranged on the castor housing and being guided in a guide device arranged on the castor housing.

The adjusting device can have an actuating device, by means of which the adjusting device can be transferred from the first operating position into the second operating position and vice versa.

The actuating device may be a telescopic handle connected to the luggage body, wherein the telescopic handle for transferring the adjusting device from the first to the second operating position from a solid position to a retracted position can be transferred.

This has the advantage that when the telescopic handle is retracted, the caster is pivoted to a predefined position, so that when retracted Telescopic handle the bag is fixed and can not roll in this position and also has a smaller pack size.

The luggage piece body may comprise at least two pieces of luggage which are connected to each other at least via a hinge or a zipper.

It can be provided at least two, preferably four casters.

In a piece of luggage that has four casters and in which the hinge is located on the bottom surface of the item of luggage, the casters are arranged in the second operating position in each case a predefined position with respect to the bag body. This has the advantage that in the second operating position, the castors do not pivot when opening and the bag does not tip over when opening.

The traction cables of at least two adjusting devices of two caster wheels can be guided via the at least one hinge from one piece of luggage to the other piece of luggage.

The adjusting device may have a damping device which damps the transfer of the adjusting device from the first to the second operating position when the pivot roller is blocked, so that a blocked castor is pivoted only in the predefined position when there is no more blocking.

This has the advantage that the adjusting device is not damaged if a caster is blocked.

The invention will be explained in more detail below with reference to the drawings.

Fig. 1

ein Gepäckstück in der Seitenansicht,

Fig. 2

ein Gepäckstück in der Rückansicht,

Fig. 3

eine Schwenkrolle mit Schwenkrollengehäuse ohne Gepäckstückkörper in der ersten Betriebsstellung,

Fig. 4

eine Schwenkrolle mit Schwenkrollengehäuse ohne Gehäusestückkörper in der zweiten Betriebsstellung,

Fig. 5

zeigt Fig. 3 in der Draufsicht,

Fig. 6

zeigt Fig. 4 in der Draufsicht,

Fig. 7

zeigt ein erstes Ausführungsbeispiel einer Betätigungseinrichtung in der ersten Betriebsstellung,

Fig. 8

zeigt das Ausführungsbeispiel aus Fig. 7 in der zweiten Betriebsstellung,

Fig. 9

zeigt ein zweites Ausführungsbeispiel einer Betätigungseinrichtung in der ersten Betriebsstellung,

Fig. 10

zeigt das Ausführungsbeispiel aus Fig. 9 in der zweiten Betriebsstellung.

They show schematically:

Fig. 1

a piece of luggage in the side view,

Fig. 2

a piece of luggage in the rear view,

Fig. 3

a caster with caster housing without bag body in the first operating position,

Fig. 4

a caster with caster housing without housing body in the second operating position,

Fig. 5

shows Fig. 3 in the plan view,

Fig. 6

shows Fig. 4 in the plan view,

Fig. 7

shows a first embodiment of an actuating device in the first operating position,

Fig. 8

shows the embodiment Fig. 7 in the second operating position,

Fig. 9

shows a second embodiment of an actuating device in the first operating position,

Fig. 10

shows the embodiment Fig. 9 in the second operating position.

Fig. 1 shows a piece of luggage 1, which is a suitcase, preferably a trolley case in the illustrated embodiment. The item of luggage 1 has a piece of luggage 2. At the bag body 2, a handle is arranged. The handle is an extendable telescopic handle 16. In Fig. 1 the telescopic handle 16 is pulled out. The luggage piece body 2 has a first piece of luggage 4 and a second piece of luggage 6. The first piece of luggage 4 and the second piece of luggage 6 are connected to each other via a zipper 8 and hinges 10. At all four corners of the bottom surface 22 of the luggage body 2 caster housing 14 are arranged with casters 12.

Fig. 2 represents a rear view of the luggage item 1 Fig. 1 The first and the second piece of luggage 4, 6 have side surfaces 18, 20, 24, 26. The first and the second piece of luggage 4, 6 can be opened via the zipper 8 and be opened by means of the hinges 10. The hinges are arranged on the bottom surface 22 of the luggage body 2, that is, the surface of the luggage body which faces the bottom 13 is arranged.

In the FIGS. 3 to 6 For example, a caster 12 with caster housing 14 is shown. The luggage piece body 2 is for clarity in the FIGS. 3 to 6 not shown. The caster housing 14 is connected to the bag body 2. The caster housing 14 has a lower portion 40 which, if the luggage body 2 were also shown, would be visible as the sole element of the caster housing 14. The caster has a caster axle 54 that is preferably orthogonal to the bottom surface 22 of the baggage body 2, and preferably orthogonal to the floor 13. Further, the caster 12 has a pivot roller body 56 which is fixedly connected to the caster axle 54 in the illustrated embodiment. In the illustrated embodiment, the caster 12 can pivot with the caster axle 54 with respect to the caster housing 14 and the luggage body 2, respectively. Alternatively, the caster axle 54 may also be fixedly connected to the caster housing 14 and pivot the caster 12 relative to the caster axle 54.

In Fig. 3 the caster 12 is shown in the first operating position. In the first operating position, the caster 12 can pivot freely. Freely disposable means that the caster 12 pivots due to the relative movement between the bag body 2 and the floor 13 on which the bag is rolled.

The item of luggage has an adjusting device 3 by means of which the swivel roller 12 is pivotable in relation to the item of luggage body 2. In the exemplary embodiment shown, the adjusting device 3 has a pull cable 44, an engagement device 46, a holding device 48, a guide device 52 and a plate 58.

The plate 58 is fixedly connected to the caster axle 54. An engagement device 46 is fixedly connected to the plate 58 so that the engagement device 46 is also firmly connected to the swivel roller axis 54.

In Figure 3 the first operating position is shown, in which the caster axle 54 is freely pivotable. In this case, the pull cable 44 is in an untensioned state, so that the movement of the caster axle 54 is not restricted.

The pull cable 44 is fastened to a holding device 48 on the castor housing 14. At a guide device 52, the pull cable 44 is guided. The traction cable 44 is substantially orthogonal to the pivot axis 54, d. H. the traction cable 44 is substantially horizontal, d. H. parallel to the floor 13.

In Fig. 4 is the second operating position shown, in which the adjusting device 3 has pivoted the caster in a relation to the bag body 2 predefined position. The traction cable was transferred from the relaxed state in the first operating position to a tensioned state in the second operating position. As a result, the pull cable 44 has engaged the engagement means 46 which is fixedly connected to the plate 58, and the engagement means 46 has been transferred to a predefined position. In this case, the plate 58 and thus the caster axle 54 was rotated. As a result, the castor 12 has also been guided to a predefined position. In this predefined position, the caster roller 12 does not project beyond the planes passing through the side surfaces 18, 20, 24, 26.

The holding device 48 and the guide device 52 are identical elements that can be configured as a holding device or guide device. In the holding device 48, an additional screw 50 is used for this, which clamps the introduced into the holding device 48 pull rope. This has the advantage that the same elements for the holding and guiding device 48, 52 can be used for all four casters, no matter in which direction the pull cable 44 has to be deflected.

In the FIGS. 5 and 6 are the top views of FIGS. 3 and 4 shown. Out Fig. 6 In particular, the predefined position of the castor 12, which is shown in dashed lines, are removed. The caster 12 has at least one roller 36, 38. In the illustrated embodiment, the caster 12 has a dual role, ie two rollers 36, 38 on. The roller axle 42 of the rollers 36, 38 is mounted in the pivot roller body 56.

The caster axle 42 is substantially orthogonal to the caster axle 54. In addition, the caster axle 42 is offset from the caster axle 54.

The point at which the caster 12 contacts the floor 13 is preferably located vertically below the caster axle 42. This point is offset from the caster axle 54. In this way, a freely pivoting caster can align in the transport direction.

By the rollers 36, 38 each have a plane 30, 32 which is in each case orthogonal to the roller axis 42. The planes 30, 32 of the rollers 36, 38 run parallel to one another. The planes 30, 32 that run through the rollers 36, 38 close at an arranged in the predefined position caster 12 with the side surfaces 18, 20, 24, 26 of the bag body 2 preferably an angle between 10 ° and 80 °, in particular between 20 and 70 °, in particular between 30 and 60 °, particularly preferably approximately 45 °. In the illustrated embodiment, the caster is shown at 45 ° to one of the side surfaces 18, 20, 24, 26 of the luggage body 2. The angle is represented by α. The planes 28 represent a plane passing through the side surface 20. The plane 34 represents a plane passing through the side surface 26.

Furthermore, a tracking device, not shown, can be provided by means of which the pivot roller 12 can be aligned in the first operating position when rolling over the ground 13, in particular when driving straight ahead, preferably in the transport direction and thus keeps in a predefined lane. The lane-keeping device can, for example, have a spring, by means of which the pivot axis 54 is oriented in the transport direction is pivoted, wherein the pivot roller can continue to be arbitrarily pivoted when a predetermined by the spring pivoting torque is exceeded.

The adjusting device has an actuating device, by means of which the adjusting device can be transferred from the first operating position into the second operating position and vice versa. In the illustrated embodiment, the actuator is connected to the bag body 2 telescopic handle 16. To transfer the adjustment of the first to the second operating position of the telescopic handle 16 is transferred from an extended position to a retracted position. The telescopic handle 16 may have several retracted positions. In a fully retracted position of the telescopic handle 16 no longer protrudes from the bag body 2.

By retracting the telescopic handle 16, the pull cable 44 is tensioned, whereby the engagement device 46 is adjusted. This is in the FIGS. 7 to 10 shown in more detail.

In the FIGS. 7 and 8 a first embodiment is shown. The telescopic handle 16 is in Fig. 7 shown in an extended position in the first operating position. The executed as a telescopic handle actuator has a clamping device 70, the transfer of the telescopic handle 16 of the in Figure 7 shown extended position in the in Fig. 8 shown retracted position tensioned the traction cable 44. That in the FIGS. 7 and 8 illustrated embodiment further comprises a damping device 72 in the form of a spring, by means of which the tensioning of the tension cable 44 is damped when a caster 12 is blocked, so that a caster 12 is only pivoted to the predefined position when there is no more blocking.

In the FIGS. 9 and 10 an alternative embodiment with an alternative tensioning device 74 is shown.

Claims (15)

Baggage, preferably trolley case, which is rollable over a floor, with a piece of luggage, at least one caster having a caster axle connected to the bag body, - wherein the caster is pivotable with respect to the bag body, characterized in that
an adjusting device is provided, by means of which the caster is pivotable with respect to the bag body. Baggage item according to claim 1, characterized in that by means of the adjusting device, the pivot axis of the caster and thus the caster is pivotable. A piece of luggage according to claim 1 or 2, characterized in that the pivoting roller has at least one roller with a roller axle, wherein the roller axle extends substantially parallel to the ground and substantially orthogonal to the pivot axis. Luggage item according to one of claims 1 to 3, characterized in that the adjusting device has at least a first operating position, wherein in the first operating position, the caster is freely pivotable relative to the luggage piece body. Luggage item according to one of claims 1 to 4, characterized in that the adjusting device has at least a second operating position, wherein the adjusting device pivots in the second operating position, the caster in a relation to the luggage piece body predefined position. A piece of luggage according to claim 5, characterized in that in the predefined position, a plane passing through the roller and orthogonal to the roller axis, with one of the side surfaces of the bag body an angle between 10 ° and 80 °, preferably between 20 ° -70 ° , more preferably about 45 °. Luggage item according to one of claims 1 to 6, characterized in that the adjusting device has a tracking device that holds the castor in the first operating position of the adjustment when rolling over the ground in a predefined lane, from which the castor is only foldable, if a predefined Swing moment is exceeded. Luggage item according to one of claims 1 to 7, characterized in that the adjusting device has a pull rope, which is relaxed in the first operating position and stretched in the second operating position. A piece of luggage according to claim 8, characterized in that the traction cable during the transfer of the traction cable from the relaxed state in the first operating position to the tensioned state in the second operating position engages in a firmly connected to the pivot axis engaging means and fixedly connected to the pivot axis engaging device in a predefined position pivoted. A piece of luggage according to claim 8 or 9, characterized in that the traction cable is substantially orthogonal to the pivot axis. A piece of luggage according to any one of claims 8 to 10, characterized in that on the luggage piece body a caster housing is arranged, which is connected to the pivot axis, wherein the pull cable is fixed to a holding device arranged on the caster housing and is guided in a arranged on the caster housing guide means , Baggage according to one of claims 1 to 11, characterized in that the adjusting device has an actuating device, by means of which the adjusting device can be transferred from the first operating position into the second operating position and vice versa ,. A piece of luggage according to claim 12, characterized in that the actuating device is a telescopic handle connected to the bag body, wherein the telescopic handle for transferring the adjusting device from the first to the second operating position from a solid position to a retracted position can be transferred. A piece of luggage according to any one of claims 1 to 13, characterized in that the piece of luggage has at least two pieces of luggage, which are connected to each other at least via a hinge and a zipper. Luggage item according to one of claims 1 to 14, characterized in that the adjusting device comprises a damping device which damps the transfer of the adjusting device from the first to the second operating position when the pivot roller is blocked, so that a blocked castor only then in the predefined position is pivoted when there is no more blocking.

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