Patent ID: 11867326
Assignee: AALBERTS INTEGRATED PIPING SYSTEMS LIMITED
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A profiled leak-before-press sealing ring for leaving free empty leaking spaces between a socket and a pipe end of a press fitting in a non-compressed state, comprising:
a plurality of first type ring portions; and
a plurality of second type ring portions,
wherein the first and second type ring portions lie alternating around a center axis,
wherein the first type ring portions each extend arc-shaped around the center axis, and
wherein the second type ring portions each extend linear-shaped with a straight inner surface and with a straight outer surface in a tangential direction that is perpendicular to a radial direction going through the center axis,
wherein the arc-shaped first type ring portions each have a curved inner surface of a constant radius around the center axis and a curved outer surface of a constant radius around the center axis,
wherein the ring further comprises:
a plurality of third type ring portions,
wherein the third type ring portions extend arc-shaped in between respective ones of the arc-shaped first and linear-shaped second type ring portions,
wherein the arc-shaped third type ring portions each connect with one of its head ends to a head end of a neighbouring one of the arc-shaped first type ring portions, and with an opposing one of its head ends to a head end of a neighbouring one of the linear-shaped second type ring portions, and
wherein the arc-shaped first, the linear-shaped second, and the arc-shaped third type ring portions all have a same evenly large dimensioned cross-sectional shape.