Patent ID: 8047830

Claim:
Blow molding machine for containers, especially plastic bottles from preforms, comprising a production line for thermally pre-treating preforms transported by holders, each holder containing a shielding plate comprising an exchangeable fitting and a securing element for exchangeably fixing the shielding plate in the holder, the shielding plate having at least one plug-in foot which is secured in the holder in at least one plug receptacle by means of a quick-change element as the securing element when engaging with the at least one plug-in foot, the quick-change element remaining on the holder during exchange of the shielding plate and is adapted to be adjusted one of manually, by changer machine, or by a combination thereof between a securing position for engaging at the plug-in foot and a release position with respect to the plug-in foot by a force that is external with respect to the holder and the quick-change element and is exerted on a specific point of the quick-change element so that the plug-in foot for exchange of the shielding plate can be drawing linearly out of the plug-in receptacle.