Patent · US Active

Spring device and securing device for securing a machine element, and use thereof

US11092208B2 · kind B2 · utility

0Cited by

30References

20Claims

0Family size

Assignees

UHDE HIGH PRESSURE TECHNOLOGIES GMBH · DE
thyssenkrupp AG · DE

Inventors

Peter Nünnerich · Siegen, DE
Wilfried Knauf · Herdecke, DE

Key dates

Filing date	Feb 8, 2017
Grant date	Aug 17, 2021
Priority date	—
Expiry date	Feb 8, 2037

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16F2236/045
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

The present disclosure concerns a spring device with a piston and a housing into which the piston can be introduced in a movement direction. A cavity is formed between the piston and the housing, in which cavity a compressible solid body spring is arranged that consists of a solid body that can be compressed by the piston. At least one surface of the piston that faces the solid body spring is conical or concave. The disclosure furthermore concerns a securing device comprising such a spring device and the use thereof, in particular for a container closing plug.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.