Abstract: An accessory cross bar for a passenger carrier bicycle trailer comprising a bicycle carrier frame with a coupling arrangement at a front end of the frame for coupling of the bicycle trailer to a bicycle and a push-handle at a rear end of the frame. The accessory cross bar is adapted for horizontal mounting at the rear end of the bicycle trailer frame and has a non-circular cross-section.

Abstract: A foldable passenger carrier, such as an infant stroller, comprising a carrier frame with a frame body and at least one longitudinal frame element comprising a folding hinge with a locking mechanism in the folding hinge. The carrier further comprises a push-handle which is connected to the upper part of the frame body and comprises a handle adjustment hinge with a locking mechanism. The push-handle is foldable towards the forward part of the frame body at the handle adjustment hinge and the longitudinal frame element is foldable in a direction towards the lower part of the frame body at the folding hinge.

Abstract: A front wheel arrangement on a bicycle trailer is provided. The connecting hook is arranged to be rotated on the connecting axis that comprises a locking arrangement for locking the front wheel in an in-use position and in a rest position.

Abstract: A front wheel arrangement on a bicycle trailer is provided. The connecting hook is arranged to be rotated on the connecting axis that comprises a locking arrangement for locking the front wheel in an in-use position and in a rest position.

Abstract: A foldable passenger carrier, such as an infant stroller, comprising a carrier frame with a frame body and at least one longitudinal frame element comprising a folding hinge with a locking mechanism in the folding hinge. The carrier further comprises a push-handle which is connected to the upper part of the frame body and comprises a handle adjustment hinge with a locking mechanism. The push-handle is foldable towards the forward part of the frame body at the handle adjustment hinge and the longitudinal frame element is foldable in a direction towards the lower part of the frame body at the folding hinge.

Abstract: An accessory cross bar for a passenger carrier bicycle trailer comprising a bicycle carrier frame with a coupling arrangement at a front end of the frame for coupling of the bicycle trailer to a bicycle and a push-handle at a rear end of the frame. The accessory cross bar is adapted for horizontal mounting at the rear end of the bicycle trailer frame and has a non-circular cross-section.

Abstract: An apparatus for securing the head and/or torso of a child by way of a belt securing system is provided. Adjustable head and torso supporting portions can be attached to the seat of a lightweight vehicle, such as a bike trailer, or an airplane.

Abstract: An apparatus for securing the head and/or torso of a child by way of a belt securing system is provided. Adjustable head and torso supporting portions can be attached to the seat of a lightweight vehicle, such as a bike trailer, or an airplane.

Abstract: A body receptacle for a wheeled frame allows for the transport of babies in a bicycle trailer. The body receptacle has a flexible mat that is brought into the intended transport form with the help of tensioning devices.

Abstract: A body receptacle for a wheeled frame allows for the transport of babies in a bicycle trailer. The body receptacle has a flexible mat that is brought into the intended transport form with the help of tensioning devices.

Abstract: A body receptacle for a wheeled frame allows for the transport of babies in a bicycle trailer. The body receptacle has a flexible mat that is brought into the intended transport form with the help of tensioning devices.

Abstract: A body receptacle for a wheeled frame allows for the transport of babies in a bicycle trailer. The body receptacle has a flexible mat that is brought into the intended transport form with the help of tensioning devices.

Abstract: A transport vehicle has an upper frame, a chassis and a pair of folding frame units. The vehicle may be folded into compact position by collapsing the folding frame units allowing the rotation of the upper frame toward the chassis. The vehicle is easy to manufacture and offers a simplified folding procedure over previously known vehicles. The vehicle may used as a trailer, a stroller or a sled and may be convertible therebetween.

Abstract: A trailer, as for example for towing behind a bicycle, has an upper frame member, a lower frame member and a pair of folding frame units. The trailer may be folded into compact position by collapsing the folding frame units allowing the rotation of the upper frame member toward the lower frame member. The trailer is easy to manufacture and offers a simplified folding procedure over previously known trailers. The trailer may be modified for use as a stroller.