Taper Patents (Class 33/531)
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Publication number: 20150096183Abstract: A taper gauge that includes an elongate taper assembly that has a tip section and an electronics section that includes a location determining element that collects data related to a measurement area when the tip section is inserted in the measurement area and a power source. An embodiment allows for increased precision, accuracy, and speed for wireless measurement of gaps. A method and system that uses the taper gauge.Type: ApplicationFiled: December 19, 2013Publication date: April 9, 2015Applicant: GENERAL ELECTRIC COMPANYInventors: John Brandon Laflen, John William Herbold, William Judson Hendrix, Jason Harris Karp, Yakov Polishchuk, Robert William Tait, Steven William Wik, Juntao Wu
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Patent number: 6886267Abstract: A measurement gage includes a base having two scales at opposite site ends of the base for different ranges of measurement. A tapered feeler gage elements projects axially from each of the opposite ends, and a slide bar is movable along the base, with an indicator fixed thereto for each of the two different scales. Movement of the slide bar in each of two opposite axial directions is calibrated to respective thicknesses of the tapered feeler gage elements.Type: GrantFiled: December 16, 2003Date of Patent: May 3, 2005Assignee: General Electric CompanyInventors: Francis Ignatius Karwowski, Peter R. Corey
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Patent number: 6813842Abstract: A filler gauge with flexible measurement is disclosed in the invention. The invention provides a filler gauge that is easy to be manufactured and able to lower cost as well as increase scope of measurement. In addition, each single unit of the filler gauge is made of plastic material that is flexible, bendable, and able to be trimmed so that various objects to be measured can be measured by suitable single units. Moreover, a ruler area and an angle-measuring area are further provided on each single unit so that a filler gauge capable of doing thickness, depth, and angle measurements is completed.Type: GrantFiled: April 14, 2003Date of Patent: November 9, 2004Assignee: Sun Yieh Industrial Co., Ltd.Inventor: Wen-Cheng Wang
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Patent number: 6810599Abstract: A method and a gauge for measuring the sharpness of the tip of an object is provided. The method includes receiving the tip of the measured object in the end of a tube. The object deflects a plunger inside the tube a finite distance proportional to the sharpness of the object inserted in the tube. A measurement of sharpness of the tip of the object is derived by measuring the deflection distance of the plunger. The measuring method may be used to measure the sharpness of a number of objects in sequence by displaying the sharpness of the object, such as where the objects being measured are pins arranged in a matrix pattern.Type: GrantFiled: July 1, 2002Date of Patent: November 2, 2004Assignee: The Boeing CompanyInventors: Kevin L. Obrachta, Robert Nelson, Richard J. Meusborn
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Patent number: 6732443Abstract: An in-process kerf measuring device and method of using thereof, for measuring a kerf made from a cutting device. The device includes a taper gauge having a top and bottom, the taper gauge being a predetermined shape and size and capable of probing the kerf. The device also includes a spring coiled around the taper gauge, a shaft having a top and a bottom, the top of the shaft is in mating relation to the bottom of the taper gauge, a horizontal connecting plate having a resting position, the bottom of the shaft is rotatably attached to the horizontal connecting plate. The device also includes a stroke means, where the stroke means is in connected relation to the horizontal connecting plate, a measurement means for measuring the kerf and a means for actuation of the device.Type: GrantFiled: December 9, 2002Date of Patent: May 11, 2004Inventors: Harry Margulius, Dennis Deschene, Michael Therrien, Giorgio Bruschi
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Patent number: 6698105Abstract: A tool for measuring depths of countersunk holes includes a worktable (1), a measuring member (30), and a display device (50). The worktable includes a measuring plate (10) defining four adjusting screw holes (17) in four comers thereof, and four adjusting rods (28) adjustably attached in the adjusting screw holes below the measuring plate. The adjusting rods are adjusted so that the measuring plate can be level. The measuring member is generally cylindrical, and includes a cylindrical head (32) having a conical tip (34). The display device includes a vertical central shaft (58), and a bearing sleeve (60) surrounding a bottom of the central shaft. The central shaft can move vertically through the bearing sleeve. The display device further includes a cylindrical body (52) having a display (54) showing a height value of a top face of the central shaft, and a zeroing button (56).Type: GrantFiled: November 25, 2002Date of Patent: March 2, 2004Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: He Yun Shen, Sheng Liu, Yong-Qiang Zhao, Guili Dong, Longhai Huang
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Patent number: 6513254Abstract: A gauge for use in measuring, or evaluating, conical root canal gutta percha inserts has a body and a plurality of measuring locations. The measuring locations include a chute having first and second ends bounded by first and second walls and a floor. The first and second walls are portions of planes which meet at a first angle and a first distance between the first and second walls at the first end is greater than a second distance between the first and second walls at the second end. A standardized gutta percha cone may be received in the measuring location by placing the gutta percha cone in the chute and pushing it toward the second end to evaluate the taper and apex diameter of the gutta percha cone.Type: GrantFiled: July 13, 2000Date of Patent: February 4, 2003Inventor: Andrew R. Lunn
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Patent number: 6457248Abstract: Attachment ears for use with a predetermined assembly of Johansson blocks, with the ears disposed at opposite ends of the assembly, for measurement of an inclination between spaced-apart surfaces of a workpiece. An indicator gage has a stationary stylus to contact a surface of one ear, and an indicator stylus to contact the inclined surface of the other ear and moveable thereon to define an arc with the stationary stylus as a fulcrum to establish an apex reading of the indicator. The gage is transferred to the workpiece with the stationary stylus and the indicator stylus contacting the two spaced-apart surfaces, and the indicator gage is moved about to provide a gage reading to determine a thickness of material to be removed from the workpiece.Type: GrantFiled: July 10, 2000Date of Patent: October 1, 2002Inventors: John E. Rishton, James F. Rishton
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Patent number: 6434850Abstract: An instrument for measuring the apical angle of a countersink (3). A jig (5) positions a probe (8) with preferably three branches (11) that rest against the inner surface of the countersink. A contact lever (12) pivots on at least one branch, and rests axially inside the countersink. A dial (13) communicates with the contact lever by way of a sensor (14). The sensor rests against the contact lever remote from the articulation (15) between the lever and the branches.Type: GrantFiled: October 23, 2000Date of Patent: August 20, 2002Assignee: Krupp Bilstein GmbHInventors: Michael Eiden, Burkhard Jungblut
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Patent number: 5768794Abstract: An electronic taper gauge system provides an elongate taper gauge member having a free end for insertion into a gap to be measured and a movable stop member for defining an insertion distance of the elongate member into the gap. Arranged between the movable stop member and the elongate member is a position sensor which emits a position signal to a conversion device which converts the position signal into a lateral dimension signal of the taper gauge. The conversion device transmits the lateral dimension signal to a data storage device for recording the gap dimension.Type: GrantFiled: July 12, 1996Date of Patent: June 23, 1998Assignee: Power House Tool, Inc.Inventor: Michael W. Kelly
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Patent number: 5517764Abstract: A continuous casting mold cavity narrow faceplate taper gauge that includes a mounting bracket having a first portion with abutment feet for engaging a narrow faceplate of a continuous casting mold cavity and a second portion having a surface disposed at an angle to true horizontal that varies as a function of angle of the faceplate engaged by the first portion. An inclinometer is disposed on the surface of the second portion for providing an electrical signal that varies as a function of angle of the surface to true horizontal. An electronic display is responsive to such electrical signal for indicating taper angle of the faceplate engaged by the bracket.Type: GrantFiled: September 19, 1994Date of Patent: May 21, 1996Assignee: Voest-Alpine Services & Technologies Corp.Inventor: James A. Lobb, Jr.
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Patent number: 5479721Abstract: A method of measuring the internal taper (Miu) of an internally upset tube is disclosed along with the apparatus for practicing the method. The apparatus includes a first link mechanism that is operated to move a plurality of locating arms outwardly to a position near the inner wall of the tube. The locating arms are moved into the taper until the forward end of each arm is deflected toward the center of the tube far enough to pivot the other end into engagement with the tube and stop further movement of the first link mechanism. A second link mechanism is moved toward the outer end of the taper until it engages the taper adjacent its outer end. The distance between a reference joint on the first mechanism and a reference joint on the second is approximately the length of the taper.Type: GrantFiled: March 30, 1994Date of Patent: January 2, 1996Assignee: Prideco, Inc.Inventor: Nels Wickander
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Patent number: 5410818Abstract: A scroll chamfer gauge measures the chamfer between the flank surface of the scroll and the tip of the scroll. The gauge is positioned on the tip of the scroll and has a locator which positions the gauge with respect to the flank surface. A probe extends from the gauge and locates the intersection of the chamfer and the flank surface. An indicator provides a direct reading of the height of the chamfer parallel to the flank surface.Type: GrantFiled: June 25, 1993Date of Patent: May 2, 1995Assignee: Copeland CorporationInventor: Daniel C. Chalk
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Patent number: 5185891Abstract: A manual flush control for toilets having a normally closed flapper type float valve held shut by the head of water pressure in the flush tank, and characterized by a height limiting means for said valve to cause servo closing and preempting automatic operation.Type: GrantFiled: May 13, 1991Date of Patent: February 16, 1993Inventor: Leif Rise
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Patent number: 4905378Abstract: Disclosed is a measuring device for determining both absolute and comparative depths of the countersunk portions of countersunk holes drilled in a workpiece, the measuring device being capable of centering itself within a hole being measured so that repetitive measurements can be made early and accurately; further the measuring device is capable of measuring the depth of a countersunk hole through a template.Type: GrantFiled: August 26, 1985Date of Patent: March 6, 1990Assignee: Lockheed CorporationInventors: Raymond F. Culver, Sudershan K. Khurana
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Patent number: 4777731Abstract: The measuring bar consists of an elongated rigid sectional shaft to the ends of which are secured two identical diametrically larger spherical bodies. Adjacent and inwardly of each body, there is provided a pair of stabilizer discs eccentrically connected to the shaft about a transverse axis. These stabilizer discs impart lateral stability to the measuring bar when both spherical bodies rest on a curved or flat surface. The spherical bodies are of precisely-known diameter d and the distance L.sub.a between their centers is also precisely known. The method of measuring, for instance, the taper of a conical shaft includes the following steps: (a) positioning the measuring bar on the shaft with its longitudinal axis co-planar with the shaft axis; (b) measuring at a first spherical body the shortest distance S.sub.Type: GrantFiled: November 30, 1987Date of Patent: October 18, 1988Inventor: Dimitrios Favvas
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Patent number: 4718172Abstract: A gage for determining alignment of a turbine rotor blade in an assembly position on a turbine rotor. The gage includes a precision base for positioning on the rotor surface adjacent a blade to establish a tangent line perpendicular to a rotor radial line through the center of a slot in which a blade is disposed. A standard extends from the base and carries a first contact for positioning against a low portion of the blade and a second measuring contact for positioning against an upper portion of the blade. The measuring contact provides an indication of blade misalignment.Type: GrantFiled: September 30, 1986Date of Patent: January 12, 1988Assignee: Westinghouse Electric Corp.Inventors: Marshall J. Rouse, Albert J. Partington
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Patent number: 4672750Abstract: A tool for the measurement and inspection of tolerances in pipe threads on pipes and couplings, etc. formed as a pair of pivoting jaws having handles. One of the jaws includes an assembly of probes mounted for longitudinal displacement in a direction normal to the longitudinal axis of the pipe or coupling, the probes also being slideably supported within the assembly for transverse displacement in a direction parallel to the longitudinal axis of the pipe. Transducers are provided for measurement of the motion of the probe. The second jaw coacts with the first jaw for clamping action, the probes are displaced transversely so as to set into troughs of the threads whereby the probes are aligned for measurement of thread length. The taper is measured by means of an inclinometer disposed at the end of the assembly away from the probes. Normal displacement measures thread height as well as deviation in diameter, the latter providing a measure of the non-linearity of the thread pitch line.Type: GrantFiled: July 31, 1986Date of Patent: June 16, 1987Assignee: AMF, Inc.Inventors: Anthony Storace, Albert V. Yannella
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Patent number: 4596075Abstract: A vernier gauge includes a first arc member having a first radially inner side and a first radially outer side, a second arc member having a second radially inner side and a second radially outer side slidably engaged with the first radially inner side, having a second free end and a second clamped end and provided with a second scale, a third arc member having a third radially inner side slidably engaged with the first outer side and a third radially outer side, having a third free end and a third clamped end and provided with a third scale, the third arc member together with the first and second arc members defining a free space at the center of the first, second and third arc members, two intermediates each of which has a first end provided on one of the second and third free ends and a second end and is capable of moving radially with respect to the arc members and two measuring pieces each of which has a first engaging end pivotally connected to the second end and a second engaging end pivotally interconType: GrantFiled: April 11, 1985Date of Patent: June 24, 1986Inventors: Bau-Shen Liu, Bau-Horng Liu
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Patent number: 4589214Abstract: A taper micrometer includes a straight piece having two datum pieces for contacting a surface of a cone to establish a base line perpendicular to and passing the axis of the cone and coincident with a longitudinal axis of the straight piece, a higher contacting piece, a lower contacting piece, a higher contacting piece transporter in carrying the higher contacting piece a longitudinal groove of the straight piece and capable of movement along the longitudinal axis to contact a first point on the surface and a measuring device capable of moving the lower contacting piece along the groove to contact a second point on the surface for indicating a value which is two times the distance between the two points along the direction of the base line divided by the distance between the two points along the direction of the axis of the cone so that the value directly represents the taper of the cone.Type: GrantFiled: March 30, 1984Date of Patent: May 20, 1986Assignees: Ming-Sheng Juan, Ching-Fu TsaiInventors: Yih H. Liu, Jiin Y. Hour
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Patent number: 4586266Abstract: A device and a system for ascertaining dimensions includes at least one gaging block held by negative pressure to a workpiece. The gaging block has a body with a first face and a second face. The first face includes a recess portion therein and the second face defines a measurement reference surface. The body includes a port in communication with the recess portion and adapted for communication with a negative pressure generating device such as a vacuum pump. The gaging block is held by negative pressure in intimate and highly accurate contact with a workpiece in order to provide a reference point for measurements that might for a variety of reasons be most difficult to obtain.Type: GrantFiled: October 22, 1984Date of Patent: May 6, 1986Assignee: Westinghouse Electric Corp.Inventor: Hans E. Leumann
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Patent number: 4567670Abstract: A thread guage for indirectly determining the pitch diameter and taper of threads on casing and tubing is disclosed. In the preferred and illustrated embodiment, the thread guage includes a pair of adjustable thread engaging arm assemblies mounted on a bar member. The arm assemblies are selectively locked along the bar member, the distance between the arm assemblies being a fixed position corresponding to a specified thread size. At least two indicators are mounted on one of the arm assemblies providing a value of the measured thread dimensions relative to a standard, which value is used to determine pitch diameter and taper of the thread.Type: GrantFiled: July 16, 1984Date of Patent: February 4, 1986Inventor: James E. Roulstone
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Patent number: 4536964Abstract: A pipe thread gauge for measuring the pitch diameter of threaded pipe and determining the taper on the inner and outer sides of the threaded ends of the pipe comprising: an elongated rail, a fixed blade block assembly mounted on the rail, a second blade block assembly slidably mounted on the rail and movable relative to the fixed blade block assembly, thread-engaging blades mounted on both the fixed and sliding blade block assemblies, set screws mounted in the second blade block assembly for engaging apertures provided in the rail at selected locations therealong for locking the slidable blade box assembly at such locations, and a digital read-out to visually display measurements of pitch diameter and/or taper.Type: GrantFiled: September 23, 1983Date of Patent: August 27, 1985Inventor: Richard J. Lazes
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Patent number: 4517745Abstract: A gauge device has an insert portion having means for aligning the insert portion along a longitudinal axis of an oil drill pipe so that the squareness of a joint shoulder and shoulder available for grinding at a box end of an oil drill pipe can be determined. The insert portion has indicia formed thereon calibrated to read the shoulder available at the box end of said drill pipe. An indicator portion of the gauge device is slideable along the insert portion and has a radially directed annular flange extending perpendicular thereto and perpendicular to a longitudinal axis of the oil drill pipe upon insertion of the insert portion within the box end of said oil drill pipe. The squareness of the outer shoulder of the oil drill pipe can be directly visualized by reference to the annular flange of the indicator portion. Field grinding can then be performed on the box end of the oil drill pipe until a square shoulder is obtained.Type: GrantFiled: May 2, 1983Date of Patent: May 21, 1985Assignee: Bruce L. Hare, Jr.Inventor: Bruce L. Hare