EP 0773177 A3 19971029 - Vacuum conveyor
Title (en)
Vacuum conveyor
Title (de)
Vakuum-Förderer
Title (fr)
Convoyeur par dépression
Publication
Application
Priority
US 55510395 A 19951108
Abstract (en)
[origin: EP0773177A2] A vacuum conveyor for moving an object such as corrugated paperboard having at least one relatively planar surface, and the planar surface of the object having a substantial area relatively imperforate to vacuum transmission, and formed from a material having a selected stiffness resisting selected bending including; an elongated vacuum chamber having first openings; an elongated endless belt having a plurality of first perforated openings positioned for vacuum communication with the openings in the vacuum chamber, having a stiffness capable of maintaining a portion of the area of the endless belt; a generally planar laterally and longitudinally extending first belt support having a width less than the width of the endless belt and having first openings in vacuum communication with the vacuum chamber and extending over a substantial elongated portion of the endless belt; a vacuum generator providing a suction in the vacuum chamber; and a drive motor for moving the endless belt longitudinally. <IMAGE>
IPC 1-7
IPC 8 full level
B65G 15/58 (2006.01); B65H 5/22 (2006.01); B65H 29/24 (2006.01)
CPC (source: EP)
B65H 5/224 (2013.01); B65H 2406/3223 (2013.01)
Citation (search report)
- [A] FR 2269416 A1 19751128 - MATSUO MASAHARU [JP]
- [A] US 4659469 A 19870421 - GAUDFRIN GUY [FR]
- [A] US 4338193 A 19820706 - LAUTRETTE JEAN-CLAUDE, et al
- [A] US 4265765 A 19810505 - GALLOTTINI EMILIO
Designated contracting state (EPC)
DE ES FR GB IT
DOCDB simple family (publication)
EP 0773177 A2 19970514; EP 0773177 A3 19971029; CA 2173554 A1 19970509; JP H09151010 A 19970610
DOCDB simple family (application)
EP 96301851 A 19960319; CA 2173554 A 19960404; JP 12589196 A 19960521