Did You Know...
...that on Dec. 15, 1836, the Patent Office was completely destroyed by fire? Lost were some 7,000 models, 9,000 drawings, and 230 books plus all records of patent applications and grants.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7814674 | Wear gauge A gauge for measuring the wear of selected cooperating surfaces of an adapter is disclosed. The gauge includes a plurality of rollers adapted to contact the selected cooperating surfaces of the adapter. A trigger mechanism is provided to cooperate with the rollers t... | 10/19/2010 |
| 7367984 | Methods and apparatus for sizing fresh donor heart valves A fresh donor tissue valve isolation annulus size comprising a handle and trigger or crank knob manipulated by the user moves a movable probe into proximity with a stationary probe so that the probes can be inserted into the tissue valve lumen. The user releases the... | 05/06/2008 |
| 7350308 | Sleeve cone angle measurement system For repeatably and accurately measuring characteristics of workpieces, such angle of taper of a conical cavity defined by a workpiece, examples may include a system having a stage movable in predictable and repeatable increments, and a compliancy fixture. The compli... | 04/01/2008 |
| 7227647 | Method for measuring surface properties and co-ordinate measuring device A method and apparatus for measuring surface properties of a workpiece in an extremely precise manner by means of a co-ordinate measuring device (10), independently from the material properties of the workpiece. A molded probe element is used which can be dis... | 06/05/2007 |
| 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 |
| 7121013 | Length sensor A length measuring probe that includes a base body, a guide element and a probe pin having a touch scanning element for touch scanning a measuring object, the probe pin is seated, displaceable in relation to the base body in a measuring direction opposite a spring f... | 10/17/2006 |
| 7024273 | Probe driving mechanism for displacement measuring apparatuses A probe driving mechanism for displacement measuring apparatuses, capable of carrying out a stable, constant speed probe feeding operation without additionally providing a motor rotation detecting rotary encoder and a tachometer generator. When an output from a scal... | 04/04/2006 |
| 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 |
| 6832877 | Dental measuring and machining system A dental measuring and machining system includes a measuring and machining unit for preparing measurement data by measuring a prosthesis model based on a predetermined algorithm and for producing a prosthesis by machining a prosthesis block based on the above measur... | 12/21/2004 |
| 6430828 | Coordinate positioning apparatus with indexable stylus, components thereof, and method of using it A stylus is supported by an upper coupling member which is supported by a lower coupling member which is supported by a probe which is movably supported by a rail of a coordinate positioning machine. The coupling members are held together by a permanent m... | 08/13/2002 |
| 6378220 | Measuring tool usable with a paint applicator The spacing between a paint applicator and an auto body surface can be measured by a tool that is screwable onto the applicator in place of the paint spray head. The measuring tool includes a mounting fixture and a deflectable wand having an effective len... | 04/30/2002 |
| 6034491 | Universal fixture having shared drive assembly The present invention relates to an automatically reconfigurable contour checking fixture for comparing a component to a programmed contour. The fixture comprises a horizontal support table, having a length and width, wherein a drive rack runs along its l... | 03/07/2000 |
| 6012230 | Inspection system for coordinate positioning machine A coordinate measuring machine carries a modular touch trigger probe 100, via an adaptor 200, on its movable arm 10. The probe 100 consists of a retaining module 102 which is mounted to the adaptor 200, and a stylus module 104 which is magnetically connec... | 01/11/2000 |
| 5918378 | Inspection system for coordinate positioning machine A coordinate measuring machine carries a modular touch trigger probe 100, via an adaptor 200, on its movable arm 10. The probe 100 consists of a retaining module 102 which is mounted to the adaptor 200, and a stylus module 104 which is magnetically connec... | 07/06/1999 |
| 5883313 | Part measuring gauge A gauge for measuring parts and presenting a number of reconfigurable supporting elements, each having a first portion positionable on a reference surface, and a second portion positionable in relation to the first portion in a direction perpendicular to ... | 03/16/1999 |
| 5822877 | Multi-probe system for dimensional metrology A multi-probe system for dimensional metrology. This system utilizes a probe base that is attachable to a coordinate measuring machine and that includes a plurality of probes mounted at spaced-apart locations on the base. The probes are interconnected wit... | 10/20/1998 |
| 5712961 | Contact-type sensor A contact type sensor for sensing an object includes a body; and a contacting member which contacts the body and a shaft. One end of the shaft is connected to the body of the sensor and another end of the shaft supports the contacting member. The shaft is... | 01/27/1998 |
| 5394757 | Multiple stylus probe attachment and methods The apparatus of the present invention includes a multiple stylus probe attachment capable of attachment to a probing mechanism mounted to a turret tool station of a numerically controlled lathe for use in probing various surfaces of a workpiece. The prob... | 03/07/1995 |
| 5373286 | Apparatus and method for establishing a predetermined gap between two surfaces An apparatus and method for accurately establishing a predetermined gap between two surfaces, and in particular, between a corona generating device and a photoreceptive member in an electrostatographic printing machine, comprising a first conductive membe... | 12/13/1994 |
| 5276976 | Indicator tip turret An interchangeable indicator tip device for a dial indicator gauge features a rotatable turret having a plurality of indicator tips. Each indicator tip is rotatable to position a selected indicator tip into a measurement position where the selected tip fu... | 01/11/1994 |
| 5228205 | Mounting for the sensor of coordinate measuring machines The sensing head of a coordinate measuring machine includes sensing pin combinations or sensing pins which are changeably fastened with high precision in respect to their spatial position. The receiver contains an isostatic three-point bearing against whi... | 07/20/1993 |
| 5195826 | Method for rapidly measuring the temperature of a workpiece on a coordinate measuring apparatus The invention is directed to a temperature measuring head for rapidly measuring the temperature of a workpiece on a coordinate measuring apparatus. To rapidly measure the temperature of the workpiece, the coordinate measuring probe element is exchanged fo... | 03/23/1993 |
| 5014440 | Device and method for measuring the deformations of a sample A device and method are provided for measuring the deformations of a sample, with the deformations resulting more particularly from the relaxation of the stresses to which the samples were subjected prior to the measurement, and with the sample having an ... | 05/14/1991 |
| 5011297 | Apparatus for detecting the temperature of an object on a coordinate measuring apparatus An apparatus for detecting temperature of an object to be measured such as a workpiece mounted on a coordinate measuring apparatus having a movable measuring arm. The measuring apparatus includes a sensing pin or complete sensing head as well as a tempera... | 04/30/1991 |
| 5009512 | Device and method for measuring the deformations of a sample A device and method for measuring the deformations of a sample, which deformations particularly result from the relaxation of the stresses to which the samples was previously subjected. The device and method include the use of a cell inside which the samp... | 04/23/1991 |
| 4997287 | Method and apparatus for detecting the temperature of an object on a coordinate measuring apparatus A method for detecting temperature of an object to be measured such as a workpiece mounted on a coordinate measuring apparatus having a movable measuring arm. The measuring apparatus includes a sensing pin or a complete sensing head as well as a temperatu... | 03/05/1991 |
| 4831743 | Fixture rail snap-mountable transducer gage assembly for selectively making outline (gap) and contour checks A contour and outline transducer gage assembly for selectively making outline (gap) and contour checks of parts positioned proximate thereto is provided with a slidably movable carrier arm within the gage housing in selective spring biased operative engag... | 05/23/1989 |
| 4831742 | Contour and outline transducer gage assembly A contour and outline transducer gage assembly for selectively making outline (gap) and contour checks of parts positioned proximate thereto is provided with a slidably movable carrier arm within the gage housing in selective spring biased operative engag... | 05/23/1989 |
| 4731935 | Contour and outline transducer gage assembly A contour and outline transducer gage assembly for selectively making outline (gap) and contour checks of parts positioned proximate thereto is provided with a slidably movable carrier arm within the gage housing in selective spring biased operative engag... | 03/22/1988 |
| 4699551 | Method and apparatus for measuring machine cutting tool positions An apparatus and method are provided for on-line measurement of a lathe cing tool position using a measuring head with a rotatable square plate engaged with three cylindrical plungers and a positioning mechanism for pivoting the measuring head. The posit... | 10/13/1987 |
| 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 |
| 4549358 | Apparatus for automatic measurement and classification of carcases A fixed vertical stand (118) carries a frame (119) which can be displaced in a horizontal direction and in its slope with respect to the vertical, this frame (119) containing a plate (127) which slides in the vertical direction and is provided with a stop... | 10/29/1985 |
| 4541182 | Measuring device of the transverse profile of the head of a rail The measuring device comprises a carrying frame (7) guided by the rails (2, 2') and driven along it through a railroad vehicle to which it is connected through the intermediary of hinges enabling a vertical and lateral displacement of said frame (7) with ... | 09/17/1985 |
| 4524523 | Probe for checking linear dimensions of mechanical pieces A probe for checking linear dimensions of mechanical pieces comprises a support casing, an arm movable with respect to the casing and having a first element, a second element and an intermediate third element, a feeler fixed to the first element of the mo... | 06/25/1985 |
| 4517744 | Compliant assembly system with force sensor members A compliant assembly including a remote center compliance device having first and second interconnected compliant sections. The first compliant section is interconnected with a support member; a tool holder mechanism is disposed within the remote center c... | 05/21/1985 |
| 4434559 | Tool for gauging the corners of workpieces of sheet metal or the like A tool for ascertaining the location of an elongated corner or edge between two mutually inclined surfaces of a workpiece has a frame which supports two cylinders for reciprocable piston rods whose front end portions abut against a work contacting device ... | 03/06/1984 |
| 4326338 | Area comparison gage A gage for directly measuring the deviation in cross sectional area of a passage from a nominal value employs a hydraulic system having pistons operatively engaged therewith. The pistons move in response to movement of passage contacting finger elements a... | 04/27/1982 |
| 4305207 | Three-axis inspection machine A three-axis coordinate inspection machine. A pair of parallel Z axis rails are mounted atop a bearing plate having an upwardly facing horizontal bearing surface. A single X axis rail has opposite ends slidably and bearingly mounted to the Z axis rail. Th... | 12/15/1981 |
| 4272892 | Automatic test probe positioning apparatus A test probe positioning machine includes first and second stepper motors connected to spaced first and second vertical pivot pins extending from a support. A flat slide surface is disposed on the support adjacent and perpendicular to the vertical pivot p... | 06/16/1981 |
| 4148145 | Apparatus for measuring gap width of dual roller track The apparatus includes a parallelogram-like foldable frame, opposite corners of which carry centering rollers to position the frame between two opposite track rollers; feelers measure the distance to the latter. The frame can be hung between the tracks or... | 04/10/1979 |
