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US 10,760,638 B2Granted
Vibration damper with a hydraulic end stop
AssigneeZF Friedrichshafen AG
InventorsWolfgang Hertz, Stefan Steines, Monika Ahr
Life of this patent
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Abstract
A vibration damper with a hydraulic end stop includes a cylinder in which a sleeve of plastic is axially fixed as part of the end stop. The sleeve has a circumferential collar on the outer side, via which collar the sleeve is axially supported at the cylinder side. The sleeve is supported via the circumferential collar directly on a carrying ring which has an L-shaped cross section and is axially clamped between an end face at the end of the cylinder and a piston rod guide of the vibration damper.
Claims9
A vibration damper comprising:
- a hydraulic end stop including a cylinder;
- a piston rod guide having an end face at an end of said cylinder;
- a plastic sleeve having an outer side and a cylinder side and being axially fixed in said cylinder;
- said plastic sleeve having a circumferential collar on said outer side and being axially supported at said cylinder side;
- a carrying ring having an L-shaped cross section and being axially clamped between said end face at said end of said cylinder and said piston rod guide;
- said plastic sleeve being supported via said circumferential collar directly on said carrying ring.
3 more elements
Dependencies are inferred from the claim text.