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| Number | Title | Issue Date |
| 7371993 | Method for laser micromachining A method of laser micro-machining a work piece, with a laser, including the steps of: locating the workpiece on a carrier forming a part of a transport system, the carrier can be displaced along a path parallel to an X-axis of the workpiece, a Y-axis lying transvers... | 05/13/2008 |
| 7230362 | Brush holder for an electric-motor driven actuator and an electric-motor driven actuator An electric-motor driven actuator has a housing, in which a motor and a carrier plate are arranged and the carrier plate is connected in a fixed manner to a brush holder. The brush holder has a first brush holder which is rigidly connected to the carrier plate. A se... | 06/12/2007 |
| 7146279 | Measuring device A device for measuring at least one property of a material web, in particular a paper or board web, includes movable measuring probes provided on both sides of the web, which can be pressed against the web with preferably at least substantially equal force, forming ... | 12/05/2006 |
| 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 |
| 7021120 | High resolution gas gauge proximity sensor In a gas gauge, effects due to changes in the local environment are reduced by causing a measurement nozzle and a reference nozzle to react as if they were co-located, or located at approximately the same position. This is achieved by venting the reference nozzle in... | 04/04/2006 |
| 7010959 | Device and method for measuring mechanical path lengths by means of pneumatic pressure, in particular for sliding carbon contacts In a device and a method for measuring path lengths, particularly of brushes in sliding contacts, an air stream having a regularly fluctuating pressure is provided by a pump and conducted via an air supply line and a nozzle to an object to be measured. The object is... | 03/14/2006 |
| 6993852 | Gauge and process for adjusting bearings A setting gauge (G) determines the thickness of a spacer (22) which gives the correct setting for a pair of tapered roller bearings (B1, B2) that are mounted in opposition to accommodate relative rotation between machine components (S, H). The g... | 02/07/2006 |
| 6968847 | Method of and apparatus for measuring the diameters of rod-shaped articles There is provided an apparatus which can be incorporated into machines or production lines for the making of rod-shaped articles, such as filter cigarettes. The apparatus ascertains at least the diameters of longitudinally spaced-apart portions of an article, such a... | 11/29/2005 |
| 6895811 | Detection of small holes in laminates Laminates are tested for the presence of small holes. For example, when a laminate is moving through a processing machine in a direction along a length of the laminate, a vacuum is applied to a surface of the laminate and the surface of the laminate is inspected to ... | 05/24/2005 |
| 6318153 | Non-contact film thickness gauging sensor A sensor (1) is proposed for noncontacting thickness gauging on films (2), in particular blown films, with a sensor head (3) and a mount (4) for the sensor head (3), which provides reliable measuring results despite transportation-caused movements of the ... | 11/20/2001 |
| 6200422 | Method and apparatus for controlling a moving paper web Method and apparatus for controlling moving paper web during manufacture or subsequent processing, wherein a web elongation profile and a moisture profile are measured. The web elongation is governed by at least two CD moisture actuators, which are situat... | 03/13/2001 |
| 6076394 | Electric component transferring apparatus having function of testing negative-pressure suction, and apparatus and method for testing negative-pressure suction An electric-component transferring apparatus having a suction testing function, including at least one suction device which sucks and holds an electric component by a negative pressure; a suction-device moving device which moves the suction device; a nega... | 06/20/2000 |
| 5566569 | Detection of unpressurized moving containers To detect an unpressurized moving container, a fluid such as air is directed at the moving container. Thereafter, a level of deflection of the moving container resulting from the directed fluid is detected. An unpressurized container is indicated when the... | 10/22/1996 |
| 5244372 | Molding and gauging system A molding system including a mold and a molding machine has been adapted to monitor the position of mold element surfaces that move relative to each other to form a mold cavity. The system includes a source of gas under pressure and orifice-forming sensor... | 09/14/1993 |
| 5213726 | Molding and gauging method A molding system including a mold and a molding machine has been adapted to monitor the position of mold element surfaces that move relative to each other to form a mold cavity. The system includes a source of gas under pressure and orifice-forming sensor... | 05/25/1993 |
| 5117686 | Scanning head position sensing for web characteristic measuring system In a scanning head position sensing method and apparatus, a plurality of distinct electromagnetic signals are transmitted from a corresponding plurality of transmitter sites surrounding a central position on one side of a web of material. The signals are ... | 06/02/1992 |
| 5000032 | Web position detecting method A web position detecting method and apparatus for a device which conveys a web floated with air streams jetted from air jetting holes. Pressure detecting units are positioned along both side edges of the web to detect the pressures of the air streams ther... | 03/19/1991 |
| 4912410 | Apparatus for measuring the thickness of an electrically non-conductive material on a metallic base An apparatus for measuring the thickness of a coating of, for example, paint or other electrically non-conductive material on a metallic base comprises a sensor head housing an electrical measuring coil and supported above the coating on a cushion of air.... | 03/27/1990 |
| 4850216 | Method for accurate suction/removal detection and suction/transfer apparatus for practicing the same A suction detector which can accurately detect suction and removal of an object to be chucked, includes: a pressure sensor for detecting the pressure in a suction path for chucking the object and for generating pressure data corresponding to the detected ... | 07/25/1989 |
| 4791759 | Grinding wheel position detecting means for surface grinding machine A grinding wheel position detecting means for a surface grinding machine, in which a super-grain grinding wheel is composed of a base metal fastened to a longitudinal end portion of a rotating shaft and a super-grain layer provided on a longitudinal end f... | 12/20/1988 |
| 4649738 | Fluidic permeability measurement bridge Physical properties relating to permeability and porosity of a material in a conveying fluid medium are determined in a device designed to measure the pressure differential between a first stream of fluid applied directly to the material in the medium and... | 03/17/1987 |
| 4632018 | Fluid cylinder position sensor mounting apparatus A position sensor mounting apparatus for fluid operated, expansible chamber cylinders includes a housing which receives and supports a position sensor. A coupling member is threadingly engageable with a bore formed in the cylinder. The coupling member is ... | 12/30/1986 |
| 4607525 | Height measuring system The invention of this disclosure is a profiling and testing system that uses an air probe to determine the contour of a wafer containing a plurality of dies so that an electrical sensor may automatically step from die to die and test the completed dies in... | 08/26/1986 |
| 4581918 | Apparatus for non-contact thickness gauging of disc or sheet objects An apparatus for non-contact gauging the thickness or variations in thickness of disc or sheet objects, for example banknotes, comprising at least two opposed gauges (1,2), between which the object (3) is intended to pass, and a recording or corresponding... | 04/15/1986 |
| 4567752 | Cigarette monitoring A cigarette making machine includes apparatus for determining the internal pressure of an axially moving cigarette rod comprising forming a continuous rod in which a wrapper web surrounds a tobacco filler including an endless impervious flexible tape arra... | 02/04/1986 |
| 4543816 | Method and apparatus for monitoring the diameters of rod-shaped products of the tobacco processing industry The diameter of a continuous filter rod is monitored in a tubular nozzle through which successive increments of the rod are conveyed axially and which directs against the external surface of the tubular envelope of the rod a narrow annular stream of compr... | 10/01/1985 |
| 4523451 | Hydraulic proximity probe An hydraulic proximity probe arrangement for determining the spacing of the surface of a rotating body from another fixed body as it rotates in a fluid medium. The body is provided with a plurality of circumferentially and equally spaced surface irregular... | 06/18/1985 |
| 4325249 | Self-stabilizing pneumatic position sensor A self-stabilizing position sensor for pneumatic measurement. A nozzle, mounted on one end of a tube, blows compressed air directly against a surface to be sensed. The tube has on its other end an outlet member with restricting openings beyond which is a ... | 04/20/1982 |
| 4159636 | Method for continuously monitoring the clearances in rotating equipment by flow means An apparatus for continuously monitoring clearances between a moving and a stationary machine part, utilizing compressible fluid flow. A measuring nozzle is disposed in the clearance space, and a conduit connects said nozzle with a space having a compress... | 07/03/1979 |
| 4121450 | Apparatus for measuring the density of a moving elongate mass of filiform material The density of an elongate fiber mass, in particular a fiber or filament sliver or roving, or a roll of tobacco, is continuously measured by passing the mass through a channel, supplying a fluid "e.g. air under pressure" to a transverse groove in the chan... | 10/24/1978 |
| 4109511 | Method and apparatus for statistically testing frangible containers Method and apparatus for statistically testing frangible containers produced by plural mold sources by selectively diverting containers to a test station at regular intervals of time. A diverted container is automatically tracked to the test station where... | 08/29/1978 |
| 4095456 | Apparatus for indicating rate of ice accretion Apparatus for indicating rate of ice accretion particularly for use in an aircraft, the apparatus including test surface on which ice forms in use. First and second gas conduits are supplied with gas from a common pressure regulator the inlet of which com... | 06/20/1978 |
| 4073184 | Shaft axial position monitoring system A monitoring device is described which is particularly useful in tracking the axial displacement of a rotating shaft in either axial direction. The monitoring device includes a position monitoring function, an alarm and trip function, and a test function.... | 02/14/1978 |
| 4053127 | Apparatus for indicating rate of ice accretion Apparatus for indicating the rate of ice accretion on a surface particularly for use in aircraft comprising a hollow housing divided internally by a resilient diaphragm into first and second chambers. A first conduit communicating at one end with a gas su... | 10/11/1977 |
| 3996787 | Apparatus for indicating ice accretion Apparatus for indicating rate of ice accretion includes an endless test surface upon which ice forms in use. A gas flow passage terminates adjacent the surface in an aperture which is presented to and spaced by a known gap from the test surface. A flow of... | 12/14/1976 |
| 3981180 | Apparatus and method for measuring container lean Apparatus and method for measuring the amount of lean present in a glass container. A glass container is mounted for rotation about its vertical axis. A pivotally mounted follower member is positioned to be in contact with the upper portion of the contain... | 09/21/1976 |
| 3976089 | Sensing device There is provided a device for sensing small movements of an object from its desired orientation or position. The device uses for its operation a working fluid, such as air, and comprises means for creating a substantially closed curtain of working fluid ... | 08/24/1976 |
