Ways to produce a plurality of preform (5) temperature profiles are provided that employ systems having a first heating means, a second heating means, and a first transfer means. The a first heating means has a first preform (5) path, imparts a first temperature profile to a preform (5) passing through the first preform (5) path, and has a first dispensing means configured to selectively dispense the preform (5) passing through at least a portion of the first preform (5) path. The second heating means has a second preform (5) path, imparts a second temperature profile to a preform (5) passing through the second preform (5) path, and has a second dispensing means configured to selectively dispense the preform (5) passing through at least a portion of the second preform (5) path. The first transfer means selectively transfers a preform (5) between the first preform (5) path and the second preform (5) path.

Disclosed is a method for heating plastic preforms, wherein the plastic preforms are transported within a heating device along a predetermined transport path and are heated to a predetermined temperature during this transport by a plurality of heating devices arranged along the transport path, and wherein a heating power of the heating devices impinging on the plastic preforms can be varied. The heating power of the heating devices impinging on the plastic preforms is controlled depending on a transport speed of the plastic preforms.

Provided is an apparatus for heating plastic preforms with a transport device which is suitable and intended for transporting the plastic preforms along a predetermined transport path, with at least one stationary arrange heating device which heats the plastic preforms transported along the transport path, wherein the heating device has at least one heating element which emits radiation which heats the plastic preforms and at least one focusing device which focuses the radiation emitted by the heating element onto predetermined regions of the plastic preforms to be heated, wherein a position of this focusing device is changeable.

Devices, systems, and methods are generally directed to cooling preforms in a receptacle having a controllable shape. As compared to cooling preforms in a receptacle having a fixed shape, the devices, systems, and method of the present disclosure may facilitate faster and more reliable post-processing of preforms. As an example, the devices, systems, and methods of the present disclosure may reduce the likelihood of transfer issues associated with moving a preform into the cavity while also facilitating faster cooling of the preform disposed in the receptacle.

Disclosed is a processing unit for an electromagnetic processing of plastic parisons and including a series of processing modules, each including a hollow housing, a light emitting assembly and a dehydration circuit for preventing each hollow housing from moisture via a dehydrated fluid. The dehydration circuit extends outside the main body, where the circuit can be in fluid communication with a source of pressurized fluid, on which are disposed a fluid dehydration unit and fluid circulation unit for forcing the dehydrated fluid to feed the respective hollow housings.

The invention relates to a heat box for thermally conditioning preforms (10) that consist of a thermoplastic material and are provided for blow moulding, in which two lateral walls (32) and one base wall (34) delimit a heat tunnel through which the preforms (10) are conveyed, said heat tunnel comprising at least two parallel heat channels, and a heating unit (14) being arranged between two adjacent, particularly parallel heat channels and comprising a plurality of rod-shaped heating elements (16) that extend longitudinally in the conveyor direction of the preforms (10).

An apparatus is provided for heating plastics material pre-forms, with a movable carrier on which a plurality of heating devices is arranged; wherein the heating devices are controllable independently of one another and have in each case a heating element as well as at least one regulating element for regulating the heating output; and wherein the heating devices have in each case one heating area inside which the plastics material pre-forms are capable of being heated, as well as a movement device which introduces the plastics material pre-forms into this heating area. Each heating device has associated with it in each case one control device for controlling a heating procedure.

Apparatus for heating plastic preforms, having a microwave generating device which generates microwaves, and having a resonator device which forms a receiving space into which the plastic preforms can be introduced so as to be acted upon by the microwaves in the resonator device in order to be heated, wherein the apparatus has a reflector element which is arranged at least partially in the receiving space and which is suitable and intended for conducting microwaves in the direction of a base region of the plastic preforms. According to the invention, the reflector element is movable relative to the receiving space and the apparatus has a drive device for moving the reflector element relative to the receiving space.

The invention relates to a heat box for thermally conditioning preforms (10) that consist of a thermoplastic material and are provided for blow moulding, in which two lateral walls (32) and one base wall (34) delimit a heat tunnel through which the preforms (10) are conveyed, said heat tunnel comprising at least two parallel heat channels, and a heating unit (14) being arranged between two adjacent, particularly parallel heat channels and comprising a plurality of rod-shaped heating elements (16) that extend longitudinally in the conveyor direction of the preforms (10).

Provided is a machine for heating plastic parisons, including a transport device which transports the plastic parisons along a predetermined transport path, a heating device which heats the plastic parisons at least intermittently, wherein the heating device includes at least: a bottom heating element which is suitable and intended for heating a bottom portion of the plastic parisons; a reflector element which is installed below the bottom portion of the plastic parisons in the longitudinal direction of the plastic parisons and reflects thermal radiation onto the plastic parisons; an adjusting device which is suitable and intended for adjusting the reflector element in the longitudinal direction of the plastic parisons; and wherein the bottom heating element is arranged on the reflector element and/or is adjustable jointly therewith.