US 12,240,184 B2
Method for welding parts made of thermoplastic material
Michel Glotin, Saint Cloud (FR); Jean-Pierre Cauchois, Nancy (FR); Aurélien Philippe, Volstroff (FR); and Philippe Klein, Rouhling (FR)
Assigned to ARKEMA FRANCE, Colombes (FR); and INSTITUT DE SOUDURE, Villepinte (FR)
Filed by Arkema France, Colombes (FR); and Institut de Soudure, Villepinte (FR)
Filed on May 15, 2023, as Appl. No. 18/317,294.
Application 18/317,294 is a continuation of application No. 17/261,008, granted, now 11,685,125, previously published as PCT/FR2019/051775, filed on Jul. 16, 2019.
Claims priority of application No. 1856537 (FR), filed on Jul. 16, 2018; application No. 1905222 (FR), filed on May 17, 2019; and application No. 1905223 (FR), filed on May 17, 2019.
Prior Publication US 2023/0302739 A1, Sep. 28, 2023
Int. Cl. B29C 65/00 (2006.01); B29C 65/02 (2006.01); B29C 65/08 (2006.01); B29C 65/14 (2006.01); B29C 65/20 (2006.01); B29C 65/32 (2006.01); B29C 65/34 (2006.01); B29C 65/36 (2006.01); B29C 65/48 (2006.01); B29K 71/00 (2006.01); B29K 105/20 (2006.01); B29K 307/04 (2006.01); B29K 309/08 (2006.01); B29L 31/30 (2006.01)
CPC B29C 65/32 (2013.01) [B29C 65/08 (2013.01); B29K 2071/00 (2013.01); B29K 2105/20 (2013.01); B29K 2307/04 (2013.01); B29K 2309/08 (2013.01); B29K 2995/0097 (2013.01); B29L 2031/3082 (2013.01)] 25 Claims
OG exemplary drawing
 
1. A method for welding at least two rigid parts comprising a thermoplastic material and having respective surfaces to be welded, comprising: inserting an insert between the surfaces to be welded of the two rigid parts, said insert having a thickness of 1.5 mm or less; providing heat via said insert; wherein the insert moves in relation to the two rigid parts to be welded at a time of welding, in a welding direction, at a rate of 50 to 1000 mm/min.