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| Number | Title | Issue Date |
| 7325440 | Hole inspection system for a pierced container A hole inspection system for a pierced container 1 for inspecting an outwardly opened hole 1a formed in a flexible container 1 for performing a proper inspection for the size of the hole 1a of the flexible pierced container 1 | 02/05/2008 |
| 7325445 | Air test to determine surface roughness A surface roughness measuring apparatus (11) has a probe (27, 41) with a smooth surface region (31, 43) contoured to conform to a surface (33) the roughness of which is to be measured, and an aperture (25, 49) located generally cen... | 02/05/2008 |
| 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 |
| 7219533 | Small hole diameter automatic measuring apparatus, small hole diameter measurement method, and shower plate manufacturing method A small hole diameter measuring apparatus including: a flow rate measurement section comprised of an automatic pressure control device which supplies a fluid to the inlet side of small holes in a plate while maintaining the outlet- and inlet-side pressures of the sm... | 05/22/2007 |
| 7207208 | Blown installation of optical fibres and method and apparatus for determining the length of a passage along which an optical fibre is to be blown An apparatus (12) is provided for use in determining a length at least representative of the length of a tube that defines a passage in an optical fibre cable (10) along which an optical fibre unit can be installed by blowing. The apparatus (12)... | 04/24/2007 |
| 7204126 | Blown installation of optical fibres and method and apparatus for determining the length of a passage along which an optical fibre is to be blown A method of determining a length Ld at least representative of the length of a passage along which an optical unit or cable is to be installed by blowing, comprises the steps of flowing a pressurised gas into the passage at a substantially constant pressu... | 04/17/2007 |
| 7140233 | Immersion lithography proximity sensor having a nozzle shroud with flow curtain The present invention is directed to an immersion lithography proximity sensor having a nozzle shroud with a flow curtain. The immersion lithography proximity sensor includes a shroud that affixes to the nozzle. A plenum is located inside the shroud that holds a shr... | 11/28/2006 |
| 7134321 | Fluid gauge proximity sensor and method of operating same using a modulated fluid flow A system and method that use a fluid gauge proximity sensor. A source of modulated unidirectional or alternating fluid flow travels along at least one path having a nozzle and a flow or pressure sensor. The fluid exists at a gap between the nozzle and a target. The ... | 11/14/2006 |
| 7124624 | High-resolution gas gauge proximity sensor An apparatus and method for precisely detecting very small distances between a measurement probe and a surface, and more particularly to a proximity sensor using a constant gas flow and sensing a mass flow rate within a pneumatic bridge to detect very small distance... | 10/24/2006 |
| 7117719 | Hole shape measuring method and apparatus In a measuring apparatus 10, an arm 36 is lowered to insert a measuring sphere 30 into a hole 22A in a workpiece 22, and further the measuring sphere 30 is lowered in the depth direction of the hole 22A. Thereby, the ... | 10/10/2006 |
| 7114406 | End effector inspection apparatus and method An end effector for inspecting a structure is provided. An end effector includes a magnetically coupled attachment member for connecting the end effector to a control system bridge. An end effector also includes a telescoping arm at least partially disposed inside a... | 10/03/2006 |
| 7062999 | Inverted vertical lathe The object of the invention is to provide an inverted vertical lathe comprising a device for replacing collets automatically, and having a detector for detecting that the collet has been gripped correctly. A chuck 400 mounted on a headstock 40 grips a ... | 06/20/2006 |
| 7055373 | Method and device for measuring inner diameter dimension of works A method and a device for measuring the inner diameter dimension of a work capable of easily and accurately measuring the inner diameter dimension of the work with a simple structure; the method, comprising the steps of feeding compressed air to the inner peripheral... | 06/06/2006 |
| 7017390 | Proximity sensor nozzle shroud with flow curtain The present invention is directed to an apparatus for reducing the impact of cross winds on gas flow emitted from a nozzle. The apparatus includes a shroud that affixes to the nozzle. A plenum is located inside the shroud that holds a shroud gas, which is fed into t... | 03/28/2006 |
| 7010958 | High-resolution gas gauge proximity sensor An apparatus and method for precisely detecting very small distances between a measurement probe and a surface, and more particularly to a proximity sensor using a constant gas flow and sensing a mass flow rate within a pneumatic bridge to detect very small distance... | 03/14/2006 |
| 7006948 | Diagnostic method for manufacturing processes A method for use in a system for diagnosing the causes of manufacturing defects involves process characterization. A set of forms is identified for a workpiece and for a piece of manufacturing equipment that acts upon the workpiece. The forms for the workpiece are p... | 02/28/2006 |
| 6978658 | Proximity sensor with self compensation for mechanism instability A retractable proximity sensor system with a self-compensating mechanism to reduce the impact of mechanical instability on the precision of a proximity sensor is disclosed. The retractable proximity sensor system includes a retractable proximity sensor and a proximi... | 12/27/2005 |
| 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 |
| 6895806 | Hooped tube dimensioning method A method of dimensioning a hooped tube intended to carry a fluid under pressure. The hooped tube consists of a metal tube and of a reinforcing element wound around the metal tube so as to hoop the tube. In a first stage, the method consists in determining, according... | 05/24/2005 |
| 6889541 | Apparatus for measuring bore distortion of a cylinder block Specific pressure and temperature conditions of an engine being measured are achieved by a compressor and a coolant controller, and bore distortion is measured as a gap between a rotation unit and a cylinder wall, wherein the measuring position may be vertically and... | 05/10/2005 |
| 6675632 | Inside diameter measuring method and apparatus The inside diameter measuring method and apparatus are capable of making accurate measurement. In the inside diameter measuring method of measuring an inside diameter of a cylindrical work by supplying compressed air from one end of the work and by detect... | 01/13/2004 |
| 6352615 | Method and equipment in a paper/board machine for regulation of the difference of draw The invention concerns an equipment in a paper/board machine for regulation of the difference of draw. In the solution in accordance with the invention, the difference of draw in the web is regulated on the basis of the measured tension of the web. Prefer... | 03/05/2002 |
| 6243962 | Boring apparatus with shaft mounted diameter gage Apparatus for forming and measuring a bore includes a rotating shaft with one or more metal cutting tools disposed on a cutting head and a non-contact, pneumatic gaging device mounted on the shaft for rotation therewith. The measuring device is advanced i... | 06/12/2001 |
| 6227035 | Gas module orifice automated test fixture A test fixture for a laser gas module offers automatic and manual testing for individual gas module components. Check or pressure relief valves are tested with an increasing pressure ramp caused by a metered gas flow into a ballast tank. Metering orifices... | 05/08/2001 |
| 5918271 | Pipe leak location detecting apparatus and repair method An apparatus that allows for the testing of pipes, either underground or in other inaccessible locations, for leaks and determines the exact locations and severity of said leaks. By the use of a ball, attached to a retaining string, traveling through a pi... | 06/29/1999 |
| 5841668 | Method of assessing three dimensional volumetric errors in multiaxis machine tools A method of assessing three-dimensional volumetric errors of multiaxis machine tools in three-dimensional working space is disclosed. Each three-dimensional volumetric error component can be systematically measured and analyzed on the modeling of polynomi... | 11/24/1998 |
| 5734095 | Device for measuring the bias force between two objects The bias force between two objects is measured with an expansion element which is adapted to be inserted between the two objects. The expansion element is formed with a flexible contact surface for contacting the objects. The flexible contact surface is f... | 03/31/1998 |
| 5691904 | Process and device for determining the condition of machines with several measuring points The proposal is for a process and device making it possible to determine the condition of one or more machines (3) at several measuring points by means of a measuring head (MK) with measurement transducers (MW) which can be releasably fitted there and to ... | 11/25/1997 |
| 5653037 | Apparatus and method for measurement of tapped hole A tapped hole measuring apparatus available for automatically measuring the major diameter, minor diameter, effective diameter and depth of a tapped hole. The apparatus comprises a measuring stylus with at least two air discharging ports which can take in... | 08/05/1997 |
| 5228328 | Device for measuring dimensions by pneumatic means The device comprises a source of gas under pressure, a measurement branch connected to the source of gas under pressure and including a feed nozzle and a measurement member, a measurement pressure sensor connected to the measurement branch between the fee... | 07/20/1993 |
| 5212980 | Arrangement for measuring dimensions of a workpiece The arrangement of this invention for measuring the dimensions of a workpiece (14) includes a circuit in which a fluid circulates. Such circuit comprises a first branch (15) provided with an inlet nozzle (16) and at least one measuring nozzle (17) directe... | 05/25/1993 |
| 5152166 | Method and apparatus for determining the dimensional accuracy of workpiece surfaces A method and an apparatus for determining the dimensional accuracy of workpiece surfaces, for example, of essentially cylindrical workpiece surfaces, wherein a measuring sensor scans the workpiece surfaces in accordance with a predetermined relative movem... | 10/06/1992 |
| 4977777 | Non-contact contour gage A fluid probe for measuring the surface contour of a machined part is provided whereby the machined part can remain on the machining apparatus during surface contour measurement. A measuring nozzle in a measuring probe directs a measuring fluid flow onto ... | 12/18/1990 |
| 4932240 | Articulating air plug gage An air gage (10) is provided for measuring an otherwise inaccessible right angle opening (12) in a confined spaced in a workpiece (14). An air plug (18) extends axially into the opening (12) and has a central air passage (22) communicating with one or mor... | 06/12/1990 |
| 4794786 | Automatic compressed air economizer device intended to be mounted on a pneumatic comparator An automatic compressed air economizer mounted on a pneumatic comparator has a measuring capsule, a measuring element pneumatically connected to the measuring capsule and a source of filtered gas. The economizer includes a distribution unit, a valve distr... | 01/03/1989 |
| 4776204 | Thread detecting probe device A probe device is disclosed for checking threaded bores in a workpiece to detect various abnormal conditions including a broken tool or probe, absence of the workpiece or bore, or the threaded condition of the bore. The probe is affixed to a transversely ... | 10/11/1988 |
| 4776205 | Testing device A multimode testing device is disclosed for automatic testing of a threaded feature on a workpiece, comprised of a housing mounting a forward extending probe tip having an outlet supplied with air pressure via internal passages in the housing. In the firs... | 10/11/1988 |
| 4704896 | Air gage assembly An air gage assembly for testing for the presence of threads in holes in a workpiece or for the presence of the holes per se. The assembly includes a hollow housing open at one end and closed at the other end; an elongated probe assembly; means pivotally ... | 11/10/1987 |
| 4674336 | Volumetric flow rate determination in conduits not directly accessible A catheter, particularly adapted for cardiac output determination, comprises an elongated tube of flexible material, the tube having a substantially rigid distal portion on which is disposed an ultrasonic transducer and a proximate, inflatable balloon. Th... | 06/23/1987 |
| 4574617 | Floating restriction standards system A pneumatic gaging system for determining the size of test restrictions is disclosed including a maximum restriction standard connected through an indicator to a source of pneumatic pressure, a minimum restriction standard connected through the indicator ... | 03/11/1986 |
