Class 33/544.5 - Having more than two probes

Subclass of Class 33 - Geometrical instruments
Definition: Subject matter having at least three contact members that
No. of patents: 36
Last issue date: 03/29/2011

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Number	Title	Issue Date
7913411	Digital bore gage handle Disclosed is a method and apparatus for measuring inside diameters of holes using a dial bore gage with a packaged digital transducer providing an amplified readable output to both dial indicator and digital display enabling wireless data transmission for recording ...	03/29/2011
7329076	Hole location gauges and methods The present invention provides devices and methods for indicating or gauging the position of one or more holes in a workpiece. In one aspect of the present invention reusable devices that can be removably engaged with a bore or tapped hole in a workpiece for accurat...	02/12/2008
7191537	Method and apparatus for locating the center of a circle A method and apparatus that will locate the center of a circle in a single operation by positioning two points of registration at the edge of the circle relative to a third point of registration previously set at the edge of the circle where these points are held in...	03/20/2007
7143522	Drop-in bore gauge apparatus for female articulated connector An apparatus for measuring wear and specified dimensions and aiding in the method of reconditioning of articulated connectors is disclosed. The apparatus is a drop-in bore gauge with a handle, a flange and at least one elongated fin for insertion into the bore of th...	12/05/2006
7017431	Methods for inspecting components A method for inspecting a component. The method includes coupling the component to a fixture such that the component is fixedly secured in position during machining of the component, and inspecting the component using an inspection tool while the component is couple...	03/28/2006
6996913	Circumferential measurement of tubular members An apparatus and method are provided for circumferentially measuring cross-sectional characteristics of a tubular member. The apparatus includes first and second template members that cooperably define an aperture for receiving the tubular member. At least one of th...	02/14/2006
6901797	Method and instrument for gauging a workpiece An instrument is adapted to be attached to a rotational member of an instrument station for obtaining information about a workpiece. The instrument includes at least one orifice adapted to be placed in selective fluid communication with a source of fluid. An instrum...	06/07/2005
6637123	Apparatus and method for measuring a contoured surface A contact gauge for measuring a contoured surface on work piece is presented having a matching contoured profile and multiple sensors inserted in a gauge body. The gauge body uses bores filled with spherical balls. At least one ball from each bore contact...	10/28/2003
6560888	Internal shim An internal shim used to accurately measure spaces in conjunction with a standard small probe has a shim top and a chassis. The internal shim is adjustably fixed within the space to be measured using grippers that emerge from the chassis and which are con...	05/13/2003
6427353	High speed acquisition and calculation of dimensional variables with vibration and skew error reduction A method and apparatus for high speed acquisition of the dimensional parameters of a work piece are effected by simultaneously acquiring probe positional information, converting the probe positional information to standard characteristic data, and calcula...	08/06/2002
6388439	Method and device for measuring in situ the gap between two given elements in a tubular pipe Method for measuring the gap separating a vault of at least one end fitting and a given element of one end of a thermal part of a pipe, comprising; moving an autonomous measuring detector inside the said pipe, carrying out at least one series of measureme...	05/14/2002
5924862	Method and apparatus to verify dental model accuracy A methods and apparatus is disclosed herein that confirms the accuracy of dental casts. The device has four adjustable arms terminating in rests. The rests are slightly concave to receive methylmethacrylate. The arms are adjustable to mate rests with sele...	07/20/1999
5259121	Apparatus for a multiple checking of internal dimensions An apparatus for the automatic and simultaneous checking of holes comprises plug gauge devices (11-16) with gauging heads (70, 71) and elements for coupling to a support. The coupling elements are substantially constituted by parallel shafts (29-32) displ...	11/09/1993
5205048	Pipeline bend detector pig A pipeline bend detector pig for measuring a bend in pipeline is disclosed, the pig having an elongated flexible body for transposition through the pipeline. The body has an imaginary central axis that substantially remains coaxial with the pipeline cylin...	04/27/1993
5095634	Instrument for simultaneously measuring a succession of cylinder bores A probe is an elongated tube with sensors positioned to match the cylinder bores with respect to number and distance apart and having radially projecting contact pins. When employed as intended, the probe rotates and slides back and forth in stationary be...	03/17/1992
5065524	Device for measuring the internal diameter of tubes The device for measuring the internal diameter of tubes 2 consisting of two interconnected measuring units 3 and 4 that are connected to one another. The first measuring unit 3 is formed by a measuring head 9 in conjunction with a displacement transducer ...	11/19/1991
4977681	Bore Gauge A bore gauge having a fixed and an opposing automatically-adjustable contact anvil, each such anvil having an extended length in the direction of the axis of the bore being gauged, the gauge having a body about which is adjustably secured a reference plat...	12/18/1990
4885845	Inner diameter measuring machine The present invention relates to an inner diameter measuring machine, wherein a displacement measuring and displaying device provided with a group of first switches for setting measuring conditions are disposed on the generally central portion of a main c...	12/12/1989
4843722	Self-centering bore hole gage A self-centering bore hole gage includes a pair of centering points disposed on a guide block and a contact point and transducer disposed on a support block. The blocks are maintained in a biased apart relationship. The combination of biased apart blocks,...	07/04/1989
4809440	In dial bore gages An improved dial bore gage having an adjustment mechanism associated therewith for adjusting the relative axial positions of the probe and dial portions of the gage, the adjustment mechanism including a first member operatively connected to the dial porti...	03/07/1989
4711037	Device for measuring dimensions of objects A measuring device for universal application includes a parallel-crank mechanism directly rotary mounted on the slider of an isosceles centered slider-crank mechanism. The measuring element or pin is adapted on the coupler of the constrained guide mechani...	12/08/1987
4653196	Device for measuring the profile shape of cylindrical workpiece surfaces A device for measuring the profile shape of workpieces having cylindrical surfaces comprises a sensing device and a electronic evaluation circuit connected to the sensing device. During the measurement there is relative displacement between the workpiece ...	03/31/1987
4574487	Effective diameter gages There is disclosed in the present application, a gage particularly adapted to measuring the effective interior diameter of a workpiece or part which is too flexible to be measured at separated points of its internal diameter. Such parts, which may be of m...	03/11/1986
4571839	Bore gauges A bore gauge incorporates one or more electromagnetic transducers housed in a shroud which in use is inserted into the bore to be gauged. Each transducer comprises a coil and a core movable within the coil. In one embodiment the coil and the core of a sin...	02/25/1986
4476634	Cylinder gauge A cylinder gauge capable of comparing and measuring a diameter of a hole of a workpiece. This cylinder gauge comprising a spindle, a head receiving the bottom portion of the spindle, a measuring element inserted into the head and linearly movable in the r...	10/16/1984
4447959	Instrument for measuring internal dimensions An instrument is disclosed for measuring internal dimensions by effecting an absolute measurement of an internal dimension of a workpiece using two measuring elements. This instrument for measuring internal dimensions has probes of the measuring elements ...	05/15/1984
4447960	Plug gauge for checking dimensions of bores of mechanical parts Plug gauge for checking the diameter of a bore, including two movable arms with relevant feelers and a protective body defining two holes for the passage of the feelers. A sealing gasket seals the space between the holes of the protective body and the fee...	05/15/1984
4438566	Inner diameter measuring instrument An inner diameter measuring instrument wherein the measuring pressure of measuring elements is adjustable from outside and the measuring elements can be retracted by a pair of levers. A spring is confined between a movable member secured to a spindle and ...	03/27/1984
4420889	Plug comparator for checking the diameter of holes A manual plug comparator for checking the diameter of holes of mechanical parts, comprising a support, a movable measurement unit and a protective casing. The movable measurement unit comprises two movable arms respectively bearing feeler elements which c...	12/20/1983
4419829	Head for bore gauge A head assembly is provided for use in a bore gauge and is adapted to actuate either a mechanical readout, such as a dial indicator, or an electrical readout, such as a linear variable differential transformer connected to a digital display. A U-shaped ce...	12/13/1983
4339879	Method for adjusting the position of the probes of a plug gauge and relevant plug gauge 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 re...	07/20/1982
4280278	Apparatus for indicating inside dimensions PCT No. PCT/SE78/00075 Sec. 371 Date July 10, 1979 Sec. 102(e) Date July 10, 1979 PCT Filed Nov. 13, 1978 PCT Pub. No. WO79/00291 PCT Pub. Date May 31, 1979 An apparatus for indicating inside dimensions comprises a base plate and a supporting plate spaced...	07/28/1981
4172325	Interior gauge A hand-held interior gauge for measuring a bore includes a body provided with a measuring head capable of being introduced into the bore, and a measuring transducer connected to a movable feeler and adapted to produce output signals representative of the ...	10/30/1979
4098126	Non-destructive testing of pipeline This invention relates to non-destructive testing of metallic pipelines using a pig having a novel way of mounting sensors for detecting any defect in the pipe wall. The sensors are mounted around the outer edge of an elastomeric cup which is rigidly fixe...	07/04/1978
4087918	Apparatus for measuring the geometry of the hollow mold compartment of continuous casting molds An apparatus for measuring the geometry of the hollow mold compartment of continuous casting molds comprising a measuring head displaceable essentially in the direction of its lengthwise axis and having three impact or contact elements arranged at a first...	05/09/1978
4045877	Retractable dial bore gauge A dial bore gauge for measuring the size and surface characteristics of internal surfaces including surfaces which may include spaced portions to be gauged, said gauge including a gauging portion having spaced work engaging elements thereon, a dial portio...	09/06/1977

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Class 33/544.5 - Having more than two probes