US 11,745,450 B2
Method for manufacturing a beverage capsule with sealing ring
Matthias Soddemann, Schattdorf (CH); and Sebastian Walker, Erstfeld (CH)
Assigned to Dätwyler Schweiz AG, Schattdorf (CH)
Filed by Dätwyler Schweiz AG, Schattdorf (CH)
Filed on Sep. 3, 2020, as Appl. No. 17/11,126.
Claims priority of application No. 01111/19 (CH), filed on Sep. 4, 2019.
Prior Publication US 2021/0060877 A1, Mar. 4, 2021
Int. Cl. B29C 70/80 (2006.01); B65D 85/804 (2006.01); B29L 31/56 (2006.01); B29L 31/00 (2006.01)
CPC B29C 70/80 (2013.01) [B65D 85/8043 (2013.01); B29L 2031/565 (2013.01); B29L 2031/7174 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A method for manufacturing a beverage capsule with an outer sealing ring comprised of elastic material, the method comprising:
providing a capsule body with a peripheral, edge for attaching a sealing film;
providing a sealing ring comprised of elastic material and adjusted to the edge;
placing the sealing ring and the capsule body in a capsule mount of a sealing device for sealing the capsule body with the sealing film, wherein the sealing ring is arranged between the capsule mount and the edge of the capsule body;
filling the capsule body with a beverage substrate; and
sealing the capsule body with the sealing film and simultaneously fastening the sealing ring to the edge by means of the sealing device.