An improved quasi-zero stiffness isolator with two pairs of oblique springs to increase isolation frequency band

QZS isolators with multi-pairs of oblique bars for isolating ultralow frequency vibrations

Design of a new quasi-zero-stiffness isolator system with nonlinear positive stiffness configuration and its novel features

Limb-inspired bionic quasi-zero stiffness vibration isolator

Quasi-zero-stiffness vibration isolation: Designs, improvements and applications - ScienceDirect

An innovative quasi-zero stiffness isolator with three pairs of

An improved quasi-zero stiffness isolator with two pairs of oblique springs to increase isolation frequency band

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Structural diagram of the multi-direction QZS vibration isolator (Xu

Prototype of the designed quasi-zero stiffness stage.

Design and experimental study of a two-stage nonlinear vibration isolators with quasi-zero stiffness - ScienceDirect