B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/963
B29C 65/18 (2006.01)
Patent
CA 1264216
ABSTRACT Process and device for connecting together an extruded plastic cylindrical vessel body (2) with a plastic lid (1) by means of butt- welding of edges (4.5) heated with a heated plate (12) the said lid being deformed elastically to a larger diameter prior to butt-welding, the device for expanding the lid (1) having a conical expansion element (9), a supporting ring (10) and locking elements (11) holding the expanded lid at a diameter corresponding to the edge diameter of the body (2).
513960
de Loos Bernard Johan
Farrington Edward James
Van Keimpema Gerrit Jan
Gowling Lafleur Henderson Llp
Koninklijke Emballage Industrie Van Leer N.v.
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