31
Timothy R Pryor, Omer L Hageniers, Walter P T North: Optical triangulation gear inspection. Diffracto, Larson and Taylor, October 15, 1985: US04547674 (26 worldwide citation)

This invention describes novel method and apparatus for inspecting gear geometry via optical triangulation. Preferred machine construction uses specialized geometrical relationships of sensor to gear, and specialized high accuracy photodetector array based laser triangulation sensor units of large r ...


32
Donald A Clarke, Rodger L Reynolds, Timothy R Pryor: Surface inspection using retro-reflective light field. Diffracto, Larson and Taylor, December 1, 1992: US05168322 (25 worldwide citation)

This invention relates to an electro-optical technique which senses form type and other defects on surfaces such as sheet metal or plastic panels. Method and apparatus are disclosed for allowing the inspection of the entire surface of interest from a single point of view while reducing the complexit ...


33
Timothy R Pryor: Fiber optic based robot controls. Diffracto, Larson and Taylor, July 17, 1984: US04460826 (25 worldwide citation)

Optical sensing means, such as an optical image-forming system, is provided on the gripper of a robot and positioned to sense an object to be gripped. A signal, such as an image of the object or a portion thereof, is transmitted from the sensor to a remote detector via a fiber optic cable. A control ...


34
Timothy R Pryor: Electro-optical inspection. Diffracto, Larson and Taylor, May 19, 1992: US05114230 (25 worldwide citation)

A method and apparatus for inspecting workpieces for rapid and accurate determination of dimensions and the like. The equipment is electro-optical in nature and there is no contact between the inspecting elements and the workpiece under inspection. An electro-optical sensor is utilized which include ...


35
Timothy R Pryor: Sensing location of an object. Diffracto, Larson and Taylor, March 4, 1986: US04574199 (23 worldwide citation)

An apparatus and method for sensing the presence or location of an object in a plane perpendicular to a reference axis is disclosed. An optical detector using triangulation techniques is used to sense the presence or rough location of the object. A contact detector is then used to determine the prec ...


36
Timothy R Pryor: Coordinate measuring method and device. Diffracto, Larson and Taylor, June 13, 1989: US04839526 (21 worldwide citation)

A method and device for sensing the presence and location of an object in a reference plane by directing light along a line prependicular to the plane, defining a ring in that plane encircling said line of light, and sensing, by a change in the condition of the light, the presence of an object on th ...


37
Timothy R Pryor: Electro-optical systems for control of robots, manipulator arms and coordinate measuring machines. Diffracto, Larson and Taylor, November 29, 1988: US04788440 (21 worldwide citation)

This application discloses systems for use in the accurate positioning of robot arms and and similar automation. It is adjunct or alternative to present methods utilizing digital coordinates transmitted from encoders based in the joints of the manipulator arms to provide control signals for motor ac ...


38
Timothy R Pryor, Bernard Hockley, Nick Liptay Wagner, Omer L Hageniers, W J Pastorius: Method and apparatus for electro-optically determining the dimension, location and attitude of objects. LMI Diffracto, Larson & Taylor, November 9, 1999: US05981965 (20 worldwide citation)

A method and apparatus for optically determining the dimension of part surfaces. Particular embodiments describe optical triangulation based coordinate measurement machines capable of accurate measurement of complex surfaces, such as gear teeth and turbine blades. Other embodiments provide highly us ...


39
Timothy R Pryor: Electro-optical sensors with fiber optic bundles. Diffracto, Larson and Taylor, May 7, 1985: US04515479 (19 worldwide citation)

A method and apparatus for determining the dimension, location, orientation, presence, or identity of at least a portion of an object. An object or a portion thereof is imaged onto an end of an at least partially non-coherent optical fiber bundle whereby the image incident on said end of said fiber ...


40
Timothy R Pryor, David M Alway, Omer L Hageniers: Method and apparatus for marking parts. Diffracto, Larson Taylor and Hinds, May 26, 1981: US04269874 (19 worldwide citation)

A spray of ink, paint, or other marking liquid is formed and sprayed through a stencil member for marking a part with a stencil character. Various means are provided to periodically move the stencil member for removal of marking fluid to keep the system clean. In one system, the stencil member is ro ...