Patent ID: 11953100
Assignee: ILLINOIS TOOL WORKS INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 13:
14. A valve apparatus, comprising
a housing having at least two fluid connectors,
a valve device adjustable at least between a first valve position and a second valve position, and
a drive for adjusting the valve device between the first valve position and the second valve position,
a fail-safe adjustment device having an eccentric element that is rotatable in order to adjust the valve device from the first valve position into the second valve position in the event of an incident;
wherein the fail-safe adjustment device comprises a fail-safe electric power source for powering the drive to rotate of the eccentric element in a direction to adjust the valve device toward the second valve position, and an axial spring device that interacts with the eccentric element to translate linear movement of the axial spring device into rotary movement of the eccentric element so as to adjust the valve device.