1
Rust Jr Edgar C: Apparatus for vibration welding of sheet materials. Crompton & Knowles Corporation, April 22, 1975: US3879256 (24 worldwide citation)

Apparatus for welding thermoplastic sheet-like elements wherein two rows of staggered vibration transmitting members engage one side of the sheet-like elements against anvils located on the other side of said sheet-like elements to produce welds therebetween. Means are provided to advance the sheet- ...


2
Georg Heerten, Volkhard Muller, Stephan Priewich, Werner Uehlemann: Apparatus for vibration welding of sheet materials. Naue & Co KG, Horst M Kasper, June 22, 2010: US07740042

The invention provides large surface area geogrids with a high tensile strength, a method and apparatus for producing them, and their use as drain and reinforcement grids and as fences. The method for the continuous production of geogrids which have a large surface area and comprise thermoplastic ba ...


3
Apparatus for vibration welding of sheet materials. Crompton & Knowles, May 12, 1976: GB1435010-A

1435010 Ultrasonic vibration laminating-apparatus CROMPTON & KNOWLES CORP 19 July 1973 [21 Dec 1972] 34513/73 Heading B5N In apparatus for continuously welding sheet materials (at least one of which comprises thermoplastic material) between staggered rows of members 16 for transmitting ultrasonic vi ...


4
Apparatus for vibration welding of sheet materials. Crompton & Knowles, January 28, 1976: GB1422798-A

1422798 Laminates CROMPTON & KNOWLES CORP 12 Dec 1972 [13 Dec 1971] 57325/72 Heading B5N Apparatus for joining two or more sheet materials 23, 24 at least one of which contains thermoplastic material comprises means to advance the sheet materials to be joined from a source of supply in superimposed ...