・Wedge shaped cam driving mechanism
・High rigidity with a slide type guide
・A dustproof, drip proof, external force resistant, and environmental
　resistant type that can be used for a variety of applications
・To suit the environment, a selection of dust cover materials
　(chloroprene rubber, fluororubber, silicone rubber) and
　stainless steel (SUS304) fingers are available.
・Long stroke option is selectable.