Ferrovac AG
Grabber for UHV Sample Holders – Single-Shaft Manipulators
Grabber for UHV Sample Holders – Single-Shaft Manipulators
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Precision-engineered UHV Grabbers for secure and reliable sample handling with Single-Shaft Wobble Sticks, Linear-Rotary Feedthroughs and Sample Transporters.
Ferrovac Grabbers are designed for precise and reliable handling of sample holders in ultra-high vacuum (UHV) environments. The spring-loaded locking mechanism allows sample holders to be securely engaged and released through a simple 90° rotation of the manipulator shaft.
Different grabber configurations are available to accommodate various sample holder geometries, including Flag Style Sample Holder Plates, Dovetail Shuttles and other UHV sample carriers.
Design & Functionality
The spring-loaded gripping mechanism provides secure sample retention during transfer while allowing straightforward engagement and release. Its compact design enables reliable sample handling even in confined vacuum chambers.
Depending on the selected configuration, grabbers can be used for sample loading, unloading and transfer between storage positions, preparation stages and measurement systems.
Configurations & Compatibility
Grabbers are designed for use with Ferrovac Single-Shaft Wobble Sticks, Linear-Rotary Feedthroughs and Sample Transporters.
Different gripping geometries are available for various sample holder designs. The appropriate configuration depends on the sample holder interface and the manipulator used.
Custom grabber designs can be developed for special sample holder geometries and application-specific requirements.
Technical Specifications
The standard Flag Style Grabber (GRABSHOM) features a 90° locking mechanism and is manufactured from UHV-compatible materials, including stainless steel, titanium and copper-based components.
The maximum bakeout temperature is 200 °C. When installed on a standard Wobble Stick, the grabber increases the retracted length (Y) by 20 mm.
Technical specifications and dimensions may vary depending on the selected configuration.
Related Products
Looking for a complete sample manipulation solution?
Explore our Wobble Sticks, Linear-Rotary Feedthroughs and Sample Transporters.
Looking for a Dual-Shaft Solution?
Discover our UHV Pincers for controlled gripping and flexible sample manipulation.




Extremely fast delivery and excellent products
Very nice purchase experience from UHV store. THe supplier is always ready to response every request or enquiry before, during, or after the order.