Control device with limit switches
AssigneeEisenbau S.R.L.
InventorBarbara Barenghi
Life of this patent
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Abstract
A control device with limit switches is provided. The device has a container housing an electric circuit provided with one or more limit switches, and a driving assembly configured to control operation of a valve or an actuator through the limit switches of the electric circuit. The driving assembly has a shaft configured to be rotatably coupled to a valve or an actuator and one or more cams keyed on the shaft and is configured for driving the limit switches of the electric circuit. The shaft has a gripping surface and each cam has a radial clamping mechanism whose gripping members are arranged in correspondence of a through hole configured to allow to fit the cam onto the shaft.
Claims16
A control device with limit switches, said device comprising a container housing:
- an electric circuit provided with one or more limit switches, and
- a driving assembly configured to control operation of a valve or an actuator through said limit switches of said electric circuit,
- wherein said driving assembly comprises a shaft, configured to be rotatably coupled to a valve or an actuator, and one or more cams keyed on said shaft and configured for driving the limit switches of the electric circuit,
- wherein the shaft comprises a gripping surface,
- and wherein each cam comprises a radial clamping mechanism whose gripping members are arranged in correspondence of a through hole of the cam configured to allow to key the cam onto the shaft,
- wherein each cam comprises a container wherein a plurality of gripping members of said radial clamping mechanism are arranged, said gripping members being movable within said container to and from an axis (A) of said through hole of the cam, and in that each cam further comprises a moving means configured to move the gripping members.
Dependencies are inferred from the claim text.