US 12,392,430 B2
Connection device for a peripherally ribbed pipe
Daniel Iranyi, Steinhausen (CH); Reto Schneller, Barcelona (ES); and Uwe Werner, Hütten (CH)
Assigned to VIESSMANN CLIMATE SOLUTIONS SE, Allendorf (DE)
Appl. No. 18/036,057
Filed by VIESSMANN CLIMATE SOLUTIONS SE, Allendorf (DE)
PCT Filed Oct. 27, 2021, PCT No. PCT/EP2021/079832
§ 371(c)(1), (2) Date May 9, 2023,
PCT Pub. No. WO2022/101016, PCT Pub. Date May 19, 2022.
Claims priority of application No. 20206703 (EP), filed on Nov. 10, 2020.
Prior Publication US 2023/0392726 A1, Dec. 7, 2023
Int. Cl. F16L 25/00 (2006.01)
CPC F16L 25/0045 (2013.01) [F16L 25/0054 (2013.01); F16L 2201/10 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A connection device for a peripherally ribbed pipe, wherein the connection device comprises a pipe receptacle having a receiving opening for receiving an end of the pipe and at least one latching element for fastening the pipe in the pipe receptacle, wherein the pipe receptacle has a longitudinal center plane which extends through the receiving opening, wherein the latching element has a first point which allows movement of at least part of the latching element relative to the pipe receptacle, and a second point which is designed to engage in a corrugation trough of the peripherally ribbed pipe, wherein, at least when the pipe is inserted and fastened, the first point lies closer to the longitudinal center plane than the second point, and wherein at least one recess is present at a periphery of the pipe receptacle providing a view into the connection device, wherein a seal is present, the seal being arranged in the pipe receptacle for axial contact with one end of the pipe and wherein the at least one recess forms at least one visual access point to the seal.