Class 33/501.13 - By pair of engaged gears

Subclass of Class 33 - Geometrical instruments
Definition: Subject matter wherein the contact member is a gear which
No. of patents: 22
Last issue date: 01/10/2012

Number	Title	Issue Date
8091247	Gear shape measuring apparatus A gear shape measuring apparatus includes a supporting unit adapted to support a test gear so as to be rotatably driven about a first rotation axis, a gauge gear being rotatable about a second rotation axis while engaging with the test gear, an inter-axis angle sett...	01/10/2012
7748131	Method of inspecting gears during their manufacture The invention relates to a method of inspecting gears during their manufacture in the gear cutting machine, wherein the respective workpiece is traveled to by the tool at specific reference points to determine any deviations. The setting of the tool can be corrected...	07/06/2010
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
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
5901454	Method of meshing gears A method of bringing a gear member and a pinion member into mesh with one another without causing damage to either or both members. Each of the members of the gear pair has an axis of rotation and a plurality of teeth with respective topland surfaces with...	05/11/1999
5662439	Compound application apparatus and method for gear testing machine An apparatus (40) for applying marking compound to the tooth surfaces of a gear or pinion member (14). The apparatus comprises a brush (42) having a central shaft (82) and a plurality of bristles (44) emanating from the shaft (82) with the brush (42) bein...	09/02/1997
5642297	Apparatus and method for measuring the kinematic accuracy in machines and mechanisms using absolute encoders A system for measuring the accuracy of a machines and mechanisms having a driving member and a driven member is disclosed. The absolute position of the driving member is determined using a first absolute encoder operatively engaged to the driving member. ...	06/24/1997
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
5511414	Method of analyszing gear sets A gear set analyzing method includes the step of simulating rotation of a gear set having a pair of gears intermeshed with each other. Simulation is based on standard dimensional data for the gear set and curved tooth surface data which consists of data r...	04/30/1996
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
5307676	Controllable gear testing system A gear testing machine for evaluating the performance of a set of gears including a base support platform that mounts a pinion for movement in at least two mutually perpendicular axes, and permits fixing the pinion in place. The gear is then mounted relat...	05/03/1994
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
5231875	Method and apparatus for evaluating gear motion characteristics, based on tooth profile deflection differentiated by rotation angle of the gear A method of evaluating motion characteristics of a workpiece gear, wherein the amount of tooth profile deflection of the workpiece gear in a direction substantially perpendicular to a surface of each tooth of the gear is obtained in relation to an angle o...	08/03/1993
5224377	Rigid test table for gear sets A test system providing a very rigid support for gear testing, having a pair of spaced apart generally parallel plates that are connected together. Each of the plates has an actuator section for operation against a flange of a gear mounting carriage posit...	07/06/1993
5219389	Gear tester controlling selected degrees of freedom A gear suspension system is disclosed that permits movement of a gear, such as a spiral bevel or hypoid gear relative to its pinion with up to four degrees of freedom. Specifically, the gear suspension system includes a support frame with a movable carria...	06/15/1993
5207097	Gear tester with actuator supported platform A gear suspension system is disclosed that permits movement of a gear, such as a spiral bevel or hypoid gear relative to its pinion with six degrees of freedom. The gear suspension system includes a support structure with a moveable carriage mounted there...	05/04/1993
5113704	Gear tester The gear tester includes (a) a first driving shaft driven by a motor and having a first driving gear fixed thereto; (b) a second driving shaft parallel with the first driving shaft and having a second driving gear fixed thereto; (c) a pair of intermediate...	05/19/1992
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
4586266	High precision gaging block A device and a system for ascertaining dimensions includes at least one gaging block held by negative pressure to a workpiece. The gaging block has a body with a first face and a second face. The first face includes a recess portion therein and the second...	05/06/1986
4512694	Method and apparatus for alignment of gearing A double helical gear set having a pair of driving pinions meshed with a pair of driven gears, respectively, is aligned by providing accurately aligned integral or demountable pinions on one shaft and aligning the driven gears using a fixture which is ope...	04/23/1985
4169691	Machine for tracing the profile of an orbiting star gear A machine which may be used to either check or to machine the profile of an orbiting star gear for a gerotor type of fluid motor or pump is disclosed. The profile of a star gear is traced due to the interaction of a slide that carries a sensor, or a machi...	10/02/1979

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Class 33/501.13 - By pair of engaged gears