Abstract: A method for adjusting the position of the probes of a plug gauge having one or more plugs fixed to a support. The plugs are coaxially fixed to the support with great precision and subsequently the position of the probes is adjusted taking the plugs as references.A plug gauge for actuating the method comprises measuring heads adjustably fixed to the support and annular plugs having limited heights for permitting the accessibility of the measuring heads.

Abstract: An apparatus for sorting workpieces of different classification classes and for forming groups having a pre-set number of workpieces of the same class, comprising a base; a housing support mobile on the base having a number of partitions at least equal to the number of classes; a loading device for loading one workpiece at a time into the support partition when in a determined loading and unloading position with respect to the support; a control group receiving signals indicative of the class of the workpieces; a control device for operating the housing support, the control device being connected to the control group for positioning in the loading and unloading position a relevant partition provided for receiving the workpieces of the same class of the next workpiece to be loaded; an unloading device arranged in correspondence with the loading position; and a driving device for operating the unloading device, the driving device being connected to the control group and including an enabling mechanism for contr

Abstract: A gauge for checking sizes of mechanical parts, particularly a plug gauge having a support, two measuring arms movable with respect to the support and a transducer for providing a signal responsive to the mutual position of the measuring arms. The measuring arms have tubular end sections defining transversal holes for housing stems carrying feelers for contacting the surface of the part to be checked. Screws coupled with threaded holes axially obtained in the tubular end sections adjustably lock the stems.

Abstract: An apparatus for checking the geometrical features of mechanical pieces, including a feeler adapted to contact the macrogeometric profile of the piece to be checked, a transducer coupled to the feeler for providing a reference signal and a non-contacting sensing device including a reactive type transducer for providing a signal responsive to the microgeometry of the piece. A parameter indicative of the roughness of the piece may be obtained by processing the signals provided by the transducer coupler to the feeler and by the other transducer.

Abstract: The gauge includes two movable members carrying relevant feelers for contacting the bore surface of a piece for checking its internal diameter. The two movable members are obtained by making a longitudinal cut and a transversal bore in a single part. A resilient lamina is coupled to the movable members and a wire is connected between the lamina and the movable element of a transducer to transform the radial movements of the feelers into axial displacements of the transducer element.

Abstract: A direct feeling gage for the measurement of the sizes of moving workpieces with intermittent contact between the feelers and the workpiece including a hollow cylindrical shell defining a fluid tight space adapted to house both a portion of a mobile arm to one end of which is attached feelers which supports a mobile element of a transducer and the transducer itself, the space being filled by a viscous fluid adapted to damp the mobile arm movement and being provided with sealable openings. The openings comprise fill holes, holes for the passage of the mobile arm and holes for the passage of electrical conductors connected to the transducer. The holes for the passage of the mobile arm being sealed through resilient gaskets.

Abstract: A drawer for electric cabinets including a frame, at least a removable front panel and a locking device for locking the panel to the frame. The locking device comprises two horizontal cross-members rotatable about axes defined by the frame and includes channel shaped parts to grip edges of the panel. Two handle blocks fixed to the frame have relevant handles, which may act as hinge elements for cooperating with other hinge elements fixed to the panel, in order to provide a temporary support and swinging device for the panel when it is removed from the frame.

Abstract: An apparatus for sorting workpieces belonging to different classification classes from a loading device, to a plurality of outputs for the different classification classes, comprising a quide chute to direct the workpieces towards the relevant outputs and control apparatus adapted to receive signals responsive to the class of each workpiece in order to actuate the guide chute, the guide chute including a support adapted to let the workpiece to be sorted while in transit from the loading device to the relevant output, the support including a first end communicating with the loading device and a second end mobile in order to be selectively placed in communication with one of the outputs, the control apparatus being adapted to position the second end in correspondence to the output related to the workpiece to be sorted.

Abstract: The apparatus includes a service module which receives measurement signals from gauging heads and amplifies them, through amplification circuits, at levels permitting a subsequent direct processing and operation modules connected to the service module through a multipolar flexible cable which include programmable matrices for selecting the signals necessary for the checking to be carried out by the relevant operation module. The apparatus is particularly adapted for processing signals relating to dimensional checking of mechanical parts.

Abstract: Apparatus for checking diameters and other geometrical features of workpieces having internal and or external surfaces of rotation including a base and a plate carried by the base and having a plurality of slots for supporting and adjusting the position of measuring heads. The measuring heads include feelers adapted to contact the workpiece to be checked. A plurality of measuring heads can be clamped in each slot. The slots are parallel to one another and their axes are arranged side by side in a direction perpendicular to a geometrical plane in which the feelers of the measuring heads lie. The base supports a nosepiece providing a mechanical reference for the workpiece to be checked.

Abstract: Apparatus for checking diameters of workpieces in a broad range of operation, including two arms moving with a scissorwise movement.The two arms carry relevant measuring heads and are coupled to coaxial shafts.A rotary transducer has two moving elements coupled to the coaxial shafts. A processing and control circuit includes pre-selectors for zero-setting the apparatus with reference to different diameters to be checked. The processing and control circuit provides a measurement signal depending on the output signals of the measuring heads and of the rotary transducer.

Abstract: An apparatus for checking the dimensions of mechanical workpieces in movement with respect to the apparatus, including at least one feeler adapted to cooperate with the surface of the workpiece, or workpieces, at least one transducer connected to the feeler for providing a signal responsive to the dimensions, processing apparatus connected to the transducer for processing the signal and providing a measurement signal, the processing apparatus including a limiter circuit adapted to receive the signal responsive to the dimensions and limit it as to variations in a pre-established direction, providing a relative output signal, output apparatus connected to the processing means to receive and utilize the measurement signal and control apparatus.

Abstract: An apparatus for measuring taper on mechanical workpieces having a tapered surface, including first and second reference bodies for cooperating with the tapered surface along relevant circumferences of different diameters, a measuring transducer for providing indications responsive to the position of the first and second reference bodies, a support for the first and second reference bodies and first and second connectors connecting the first and second reference bodies, respectively, to the support. The first and second reference bodies define a first revolutionary surface and a second revolutionary surface, the revolutionary surfaces being coaxial between each other and adapted to be arranged tangent to the tapered surface and passing, respectively, through a relevant circumference of the tapered surface.