US 12,447,664 B2
Gripper for handling hollow bodies and manufacturing method
Jocelyn Michel, Octeville-sur-Mer (FR)
Assigned to SIDEL PARTICIPATIONS, Octeville-sur-Mer (FR)
Appl. No. 17/764,382
Filed by SIDEL PARTICIPATIONS, Octeville-sur-Mer (FR)
PCT Filed Sep. 30, 2020, PCT No. PCT/EP2020/077368
§ 371(c)(1), (2) Date Mar. 28, 2022,
PCT Pub. No. WO2021/064021, PCT Pub. Date Apr. 8, 2021.
Claims priority of application No. 1910943 (FR), filed on Oct. 3, 2019.
Prior Publication US 2022/0288838 A1, Sep. 15, 2022
Int. Cl. B29C 49/42 (2006.01); B29C 45/14 (2006.01); B33Y 10/00 (2015.01); B33Y 80/00 (2015.01); B65G 47/86 (2006.01); B65G 47/90 (2006.01)
CPC B29C 49/42077 (2022.05) [B29C 49/42073 (2022.05); B33Y 10/00 (2014.12); B33Y 80/00 (2014.12)] 17 Claims
OG exemplary drawing
 
1. A clamp (1) comprising two branches (10) held by a portion thereof for gripping hollow bodies, each branch (10) comprising:
a base (2) having cooperation means (20) to cooperate with the portion of the clamp;
a jaw (3) extending from the base (2) and having a front edge (30) in contact with the hollow bodies;
wherein each branch (10) is formed by:
a metal core (4) at least partially constituting the cooperation means (20), the metal core (4) extending in the jaw (3) set back from the front edge (30);
a plastic supplement (5) at least partially covering the metal core (4), the plastic supplement (5) constituting at least the front edge (30) and being secured to the metal core (4); and
wherein the metal core (4) comprises:
a metal block (45) at least partially constituting the cooperation means (20);
a metal rod (46) coupled to the metal block (45) and extending from the metal block (45) into the jaw (3).