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| Number | Title | Issue Date |
| 8033032 | Inside diameter measuring tool An inside diameter measuring tool includes: a main body; an axially moving spindle having a male screw to be screwed to the main body; a plurality of contact pieces provided on the main body, the measuring pieces moving in a direction substantially orthogonal to the... | 10/11/2011 |
| 8015722 | Apparatus and method for measuring internal clearances A device for measuring internal clearances includes a base having a base surface. A first leg in sliding engagement with the base includes a first leg surface and a first distal end. When the base surface abuts a component, a predetermined distance between the base ... | 09/13/2011 |
| 7987610 | Method of examining aperture diameter of disk substrate having circular aperture in central portion thereof and apparatus thereof The present invention relates to a method of examining an aperture diameter of a disk substrate having a circular aperture in the central portion thereof, the method including: attempting to pass a standard sphere for the aperture diameter through the aperture; and ... | 08/02/2011 |
| 7765710 | Apparatus and method for measuring diameter of hole A measuring apparatus is provided for measuring a diameter of a hole. The measuring apparatus includes a sensor unit, a data processing unit, and a display unit. The sensor unit includes a probing member. The probing member includes a plurality of probes with contac... | 08/03/2010 |
| 7644508 | Retrofit recessed lighting installation tool The present invention is a device for determination of the presence of an installation space behind a ceiling covering for a retrofit recessed lighting fixture by way of a small probe hole. Specifically, the invention device comprises an longitudinal rotation handle... | 01/12/2010 |
| 7516559 | Device for the checking and measurement of the journal bearing clearance on the rudder shaft of a rudder for water-borne craft A device (100), for the checking and measurement of the journal bearing clearance between the outer bearing on the rudder shaft (25) of a rudder for water-borne craft and the inner bearing (32) on the rudder trunk (20) corresponding with ... | 04/14/2009 |
| 7509751 | Device for measuring depth for use with dial height gauge Provided is a device for measuring depth of an elongate deep groove or hole in a small-size mold for use with a dial height gauge. The depth measuring device includes: a fixing portion; an upper head type touch pin; and a hammer-shaped main body having a first verti... | 03/31/2009 |
| 7430813 | Device for measuring seal gaps of vehicles The present invention provides device for measuring a seal gap of a vehicle, which more conveniently and precisely measures the dimensions of a space between a moving part and a mounting part of a vehicle body, thus more precisely controlling the tolerance of a gap ... | 10/07/2008 |
| 7409775 | Apparatus and method for determining feedscrew and barrel wear An apparatus and a method for determining wear of a feedscrew and barrel combination includes a measuring aperture formed in a wall of the barrel, a gage plug releasably retained in the measuring aperture and having an inner end curved to correspond to a curvature o... | 08/12/2008 |
| 7363721 | Countersink gauge having self-centering probe A feature of a countersink in a hole, such as the diameter, is measured by a gauge having a self centering, spherically shaped probe which shifts laterally upon engagement with the countersink side walls to as to align itself with the central axis of the hole. The g... | 04/29/2008 |
| 7356938 | Bore gauge apparatus for use in reconditioning articulated connector An apparatus for measuring a reconditioned portion of an articulated connector engaged in a reconditioning fixture while it is still mounted to the end structure of a rail car is disclosed. The gauge is a generally cylindrical arc with an inner side and outer side. ... | 04/15/2008 |
| 7350309 | Extendable spacer device A spacer device for laser-optical measurement of hollow cylinders has at least two, preferably three arms which are coupled or interlaced with one another and which can be moved relative to one another. Each of the arms has a measurement roller on one end which is b... | 04/01/2008 |
| 7347002 | Barrel measuring device A barrel measuring device for accurate measurement of all internal dimensions and barrel wall thickness of a gun, tube, pipe or cylinder is comprised of a fixed probe transversely attached to a cross member at a distal end. A second probe transversely attached to a ... | 03/25/2008 |
| 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 |
| 7328495 | Method and apparatus for registering a torque-transmitting tool in a fixture and for forming a diagonal bore in the tool A torque transmitting tool is machined by registering the torque transmitting tool using a shoulder between the shank and the out-of-round drive portion of the tool as a reference. First and second seating surfaces are milled on first and second opposed surfaces of ... | 02/12/2008 |
| 7322252 | Apparatus for taking measurements in access manholes An apparatus for measuring the location and annular orientation of pipe inverts and other features in manholes. An elongate, telescoping rod is supported centrally in the manhole opening by a pivot assembly that permits the rod to both rotate in the horizontal plane... | 01/29/2008 |
| 7322229 | Device and method for measuring the profile of a surface The invention provides a surface profile measurement device for use on rigid or semi-rigid substrates, such as floors. The device includes (a) a beam; (b) at least one beam support mounted on the beam; (c) a sensor assembly slidably connected to said beam and adapte... | 01/29/2008 |
| 7316077 | Probe for sensing the position of an object A probe (10) for a machine tool has a switch (32) or other sensor for connecting its battery power supply in response to movement of the probe. In a preferred embodiment, the switch responds to rotation of the probe in the machine tool spindle. The swi... | 01/08/2008 |
| 7296361 | Measuring device and method of measuring a device for measuring dimensions in a hollow organ of the body, includes: a length of conduit; a measuring mechanism on one end of the conduit; and an indicator in connection with a second end of the conduit. The indicator is in operative connection with the measur... | 11/20/2007 |
| 7285251 | Tool for loading reactor tubes The present invention provides a tool that can be used to load catalyst into a chemical reactor. In a preferred embodiment, the tool may also be used to measure the outage in the reactor tube. Also in a preferred embodiment, the tool provides a way to prevent dust f... | 10/23/2007 |
| 7281433 | Probe for three-dimensional measurements Touch probe including a fixed part (250), designed to be fastened onto a measuring machine or a machine tool, and a contact feeler (30) that is mobile and orientable on two independent axes (211, 212) along a multiplicity of directions indexed i... | 10/16/2007 |
| 7262593 | Device for monitoring dimensional, shape, and positional tolerances of a mechanical workpiece A device for monitoring the tolerances of a workpiece has a measuring probe with two separate inductive coils arranged in a housing. A non-magnetizable sensing stylus designed to rest on a workpiece surface to be measured is arranged in the coils and has a deflector... | 08/28/2007 |
| 7251901 | Measurement device and process A measuring device includes a receiver having a cavity with differing narrowing diameters from an opening. The receiver can be moved axially. A part is moved a predetermined fixed distance, including movement while engaging and moving the receiver. The distance move... | 08/07/2007 |
| 7243437 | Decoding device for double-sided keys An electronic device includes a housing and a catheter having a proximal end seated within the housing and a distal end positioned to an exterior thereof. The catheter distal end has an arcuate shape, assisting the user to scan an internal plug cavity, and a cylindr... | 07/17/2007 |
| 7231724 | Nozzle seal slot measuring tool and method A tool for measuring seal slot position includes a tool shaft having a longitudinal axis, a pin eccentrically disposed at one end of the tool shaft relative to the longitudinal axis, and a disk member disposed at an opposite end of the tool shaft that facilitates ro... | 06/19/2007 |
| 7231277 | Surface shape determining device for a machining apparatus and surface shape determining method In a state of separating a front end face of an air injecting nozzle 23 from a worked work W by a predetermined interval h, the air injecting nozzle 23 is moved at a constant speed in an X axis direction, injects air from an injecting hole 27... | 06/12/2007 |
| 7228639 | Invert measuring device A measuring device for obtaining inlet invert measurements, pipe invert measurements, and pipe diameter measurements includes an invert measuring rod having a plurality of rod segments, each a threaded bore at a first end and an axially extending threaded stud at a ... | 06/12/2007 |
| 7199884 | Thin thickness measurement method and apparatus Techniques for non-contacting thickness or caliper measurements of moving webs or sheets employ a sensor device that includes a first sensor head and a second sensor head that are spaced apart to define a path through which the moving web travels. The sensor device ... | 04/03/2007 |
| 7194819 | Opposed type fulcrum member of lever detector An opposed type fulcrum member of a lever detector is constituted by a main body part having a U-shaped section and thin-walled parts each formed in opposed positions of two sides of the main body part, and two ends of the U-shaped main body part can rock, with the ... | 03/27/2007 |
| 7188430 | Continuously variable transmission belt inspection device An inspection device designed for a large number of consecutively attached metal elements punched and processed into a specified shape and for inspecting clearance between said metal elements of a continuously variable transmission belt which are assembled to suppor... | 03/13/2007 |
| 7188429 | Dimensional gage with hollow spindle A dimensional gage adapted to make measurements on a workpiece has a fixed member, a spindle assembly comprising a hollow spindle which receives the fixed member and is rotatable with respect to the fixed member, a motor which rotates the spindle assembly, and a sen... | 03/13/2007 |
| 7165336 | Surgical depth instrument A depth gauge for measuring the depth of a hole in a bone is disclosed having a digital readout for providing the measurement to a surgeon. The depth gauge has a probe with a tip inserted into and positioned proximate to the depth the hole, and has a reference membe... | 01/23/2007 |
| 7155958 | Hole diameter measurement Methods of measuring the amount of wear at a hole. In a first embodiment, the method includes measuring a first diameter of the hole at a portion of the hole wall that is subject to wear and measuring a second diameter of the hole at a portion of the wall not subjec... | 01/02/2007 |
| 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 |
| 7134215 | Measuring device for measuring gearing and diameters in rotationally symmetrical components A measuring device for measuring gearing and diameters in rotationally symmetrical components (2). The device possesses a fixed feeler pin (9) and a movable feeler pin (10). The movable feeler pin (10), with the aid of a spring actuated m... | 11/14/2006 |
| 7134216 | Device for length and depth measurements in surgery A device for taking length and depth measurements during surgery. The device comprises a first longitudinal member and a second longitudinal member telescopically positioned within the first longitudinal member. The second longitudinal member may have a front part c... | 11/14/2006 |
| 7131209 | Apparatus for measuring horizontal level of a wafer chuck An apparatus for measuring a horizontal level of a wafer chuck, including a measuring part for contacting the wafer chuck to measure a horizontal level, a mounting part on which the measuring part is mounted, and a supporting part for supporting the mounting part. T... | 11/07/2006 |
| 7100298 | Step and gap measuring instrument A contact block (31) is provided with a flat face portion (311A) parallel with the axis of a spindle (12) and a conical face portion (311B) that comes closer to the flat face portion (311A) along the axial direction of the spindle ... | 09/05/2006 |
| 7090423 | Connecting structures Joint formations that, in joining together joining members employed in a variety of electrical and electronic components, yield sufficiently high joint strength in the direction perpendicular to the plane in which two joining members join, and meanwhile in the direc... | 08/15/2006 |
| 7065897 | Fastener grip length selector A fastener grip length selector includes a housing having a first section and a second section, and a gauge fitted with the second section of the housing and including a spindle that reaches into the first section of the housing. The fastener grip length selector en... | 06/27/2006 |
