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| Number | Title | Issue Date |
| 7716844 | Measuring system for measuring the tooth geometry of a gear wheel The invention relates to a measuring system for measuring the tooth dimensions of a gear wheel, particularly of a spur gear or bevel gear. According to the invention, at least one feeler is mounted on a pivotally or rotationally mounted supporting body and, during t... | 05/18/2010 |
| 7607236 | Functional rolling master gear, spindle, and arbor compensation A method for providing error compensation in a double flank functional gear testing apparatus is disclosed in which a total composite signal is generated and errors due to master gears, master gear spindles, arbors, and work gear holding devices are eliminated from ... | 10/27/2009 |
| 7210345 | Forced harmonic vibration master gear A forced harmonic vibration master gear for use in a device for detecting imperfections in a production gear includes a gear body having a plurality of gear teeth. Each of the plurality of gear teeth has a graduation of material added thereto extending from a form d... | 05/01/2007 |
| 7020972 | Process and device for the aligning of workpiece with pre-cut teeth on gear finishing machines The invention concerns a process for the aligning of the tooth spaces of workpieces (1) with precut teeth, which are set up for fine machining on the work spindle (2) of a gear finishing machine. In order to avoid the trend related occurrence of out-of... | 04/04/2006 |
| 6874241 | Measuring system for determining the measurement uncertainty of measuring machines in the comparison of gearwheels with toothing standards Measuring means for determining measurement error factors of a measuring machine, which measures toothing tolerances of gearwheels by inserting two gauging balls in different tooth gaps of a gearwheel and then taking measurements from the positions of the inserted b... | 04/05/2005 |
| 6868617 | Gear checker apparatus A gear checker apparatus has a master gear with an outer periphery on which is spaced a plurality of complements of full face width teeth. A first complement of less than full face width teeth extends about the periphery from one of the complements of full face widt... | 03/22/2005 |
| 5689993 | Double flank meshing test method A method for conducting a double flank meshing test uses test and a master gear with numbers of teeth having no common factors with respect to each other, and a test gear is used to calibrate the master gear.... | 11/25/1997 |
| 5513442 | Apparatus for inspecting a gear A master gear for measuring, in a parallel axis gear measuring apparatus, tooth profile, tooth pitch, and tooth thickness of a work gear. The master gear has a plurality of adjacent teeth separated by a tooth spacing that varies as a repeatable sequence o... | 05/07/1996 |
| 5392644 | Method and apparatus for inspection of gears A method for manual inspection of gears. A simple, manual method and apparatus is provided for inspection of a variety of gears. The method is particularly useful for determination of helical angle deviation and taper in helical gears. The gear to be insp... | 02/28/1995 |
| 5271271 | Method and apparatus for inspection of gears Apparatus for manual inspection of gears. The apparatus is particularly useful for determination of helical angle deviation and taper in helical gears. The ear to be inspected is placed in a suitable holder, or on a smooth support surface. A selected mast... | 12/21/1993 |
| 5134783 | Thread timing for a rotary shouldered connection A method of thread timing for a rotary shouldered connection is presented. A ring gage which has a first and second scribe line thereon is used to establish a male timed rotary connection of a first tool. The angular distance between the first and second ... | 08/04/1992 |
| 5016471 | Test method and testing device for detecting any faults, or inaccuracies, in splined wheels or objects with similar profiles A method for detecting faults, or inaccuracies in a test object which is a splined wheel having teeth of substantially similar shape, or in an object having a similarly shaped toothed profile, including rolling the test object against a counter splined wh... | 05/21/1991 |
| 5003702 | Master gear turning assembly A master gear turning assembly for a gear checking system of the slide type has a master gear on an arbor engaged wtih a workpiece gear and formed with off-center drive holes, a mounting cap with drive pins engaged in the off-center drive holes, and a dev... | 04/02/1991 |
| 4550508 | Double-flank composite error tester The double-flank composite error tester contains at least one magnet by means of which an associated gear is brought into a predetermined, always identical rotary position and fixedly held in this position prior to being interengaged with the teeth of ano... | 11/05/1985 |
| 4517743 | Gauge A gauge for checking the quality (accuracy; tolerance: trueness) of gear teeth is provided with a set of gauging teeth which, when the gauge is used, mesh with the teeth to be checked. This effects automatic alignment of the actual contact pins relative t... | 05/21/1985 |
| 4325189 | Method and apparatus for checking a gear A newly formed gear is checked for composite error by holding the gear in a rotationally stationary position and by orbiting and rolling a master gear around the newly formed gear.... | 04/20/1982 |
| 3952418 | Master gear for checking tooth contact Master gear for checking tooth contact characterized by the fact that all or part of its contact surface is made of an insulating material and two sets of conductive detectors are regularly arranged on said tooth contact surface one of which extends paral... | 04/27/1976 |
