VACUUM PACKAGING MACHINE FOR PRODUCT PACKAGES WITH MULTIPLE PRODUCTS

Title:

VACUUM PACKAGING MACHINE FOR PRODUCT PACKAGES WITH MULTIPLE PRODUCTS

Document Type and Number:

WIPO Patent Application WO2004056655

Kind Code:

A3

Abstract:

A vacuum packaging machine (141) and a conveyor (17) to deliver a product package from an upstream station (40) to a position adjacent a vacuum chamber (3a). The conveyor (17) has a longitudinal direction defined by the direction of travel of the product package. The vacuum chamber has a heat sealing and cutting assembly (143) oriented transversely to the longitudinal direction of the conveyor and in a position with sufficient spacing between end walls of the vacuum chamber and the assembly (143) for the product package containing two or more products to be loaded into the vacuum chamber (3a) with at least one product located in front of the heat sealing and cutting assembly and at least one other product located behind the heat sealing and cutting assembly. The heat sealing and cutting assembly (143) seals and cuts between two products to form two separate evacuated packages.

Inventors:

KOKE JOHN PAUL (NZ)
STEVENS DAVID (NZ)
WHITEHEAD RONALD WILLIAM (NZ)

Application Number:

PCT/NZ2003/000287

Publication Date:

August 12, 2004

Filing Date:

December 22, 2003

Export Citation:

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Assignee:

SEALED AIR NZ LTD (NZ)
KOKE JOHN PAUL (NZ)
STEVENS DAVID (NZ)
WHITEHEAD RONALD WILLIAM (NZ)

International Classes:

B65B31/02; (IPC1-7): B65B31/02

Domestic Patent References:

WO2003072438A1	2003-09-04
WO2001056888A1	2001-08-09

Foreign References:

US5682727A	1997-11-04
DE3404451A1	1985-08-14
US3872644A	1975-03-25

Other References: