| Patent Number |
Title Of Patent |
Date Issued |
| 6287507 |
Process for temperature-control of preforms and temperature-control device |
September 11, 2001 |
| The method serves for tempering preforms made of a thermoplastic material. The preforms are provided for blow deformation into containers. The preform is provided with a temperature profile along the periphery. The temperature profile is produced in that striplike regions extending in th |
| 6168749 |
Method of manufacturing containers |
January 2, 2001 |
| The process serves the purpose of producing containers. A heated pre-form made of a thermoplastic material is stretched and inflated with the aid of a gas under pressure for purposes of molding the container. The inflating process is divided into a preliminary blowing period with a gas u |
| 5346386 |
Device for blow moulding |
September 13, 1994 |
| This device is used for the blow moulding of thermoplastic synthetic material, with it having a blow mould consisting of at least two blow-moulding elements. The blow mould is provided with an internal space designed for shaping a produced container. The blow moulding elements are ar |
| 5328351 |
Device for blowmolding of plastic |
July 12, 1994 |
| The device for blow molding of a thermoplastic material contains a heating device for tempering preforms and a blow device for blow forming the preforms into a container. For controlling at least one blow station provided in the region of the blow device at least one preloadable control |
| 5312572 |
Process for heating a blow molding preform |
May 17, 1994 |
| A preform of a thermoplastic material, especially a material which is orientable during blow forming, has an opening region, a closed bottom as well as walls connecting the bottom with the opening region. In the region of at least a part of the surface demarcating the preform a texturing |
| 4943229 |
Blow molding machine |
July 24, 1990 |
| The invention relates to a control means for actuating the valves for supplying pressurized blowing fluid and working fluid to the blow mold stations of the blow wheel of a blow mold machine. The blow wheel comprises a center-free wheel ring of which the outer periphery is rotatably |
| 4847032 |
Process for producing hollow bodies from thermoplastic material |
July 11, 1989 |
| A process for producing hollow bodies from oriented thermoplastic material wherein a cylindrical portion of a heated hollow preform which has a bottom thereon is subjected to stretching at a starting temperature which is below the vitreous transition temperature of the thermoplastic |
| 4846663 |
Apparatus for transferring parisons from a conveying path to a receiving wheel |
July 11, 1989 |
| An apparatus for transferring parisons used for blow moulding and consisting of plastic from a conveying path to a receiving wheel. For this purpose, a transfer wheel is provided which receives the parisons in compartments, turns them through 180.degree. and transfers them in modifie |
| 4828783 |
Process and apparatus for producing hollow bodies from thermoplastic material |
May 9, 1989 |
| In the production of hollow bodies from oriented thermoplastic material, a cylindrical portion of a heated hollow preform is stretched, with a simultaneous reduction in the wall thickness thereof, at a starting temperature below the vitreous transition temperature of the material. A |
| 4775311 |
Apparatus for producing hollow bodies of thermoplastic material |
October 4, 1988 |
| In an apparatus for producing hollow bodies from thermoplastic material in large numbers a plurality of stations in which the blanks are successively subjected to various treatment steps are arranged at horizontal spacings around the peripheral surface of a vertical, substantially cylind |
| 4773843 |
Apparatus for treating blanks of plastic material |
September 27, 1988 |
| An apparatus for treating blanks of plastic material comprising a substantially cylindrical main frame structure, a central, coaxial cam drum which is mounted within same rotatably about its longitudinal axis and which is provided on its outside with working cams, and a plurality of |
| 4479772 |
Blow molding machine employing rotatably driven wheels |
October 30, 1984 |
| The number of blow mold stations being associated with a blow wheel of a blow molding machine determines a large pitch of the mandrel receiving positions of the blow wheel. Contrarily the mandrels carrying the parisons are disposed very close to each other on the heating wheel which thus |
| 4427360 |
Apparatus for blow molding plastic articles from a parison |
January 24, 1984 |
| In the art of blow molding thermoplastic articles a pair of blow mold halves is closed around a parison. A blowing medium is applied so that the parison is thus blown to a container configuration. In this blowing step very high closing forces are necessary to maintain the mold halves in |
