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4120121 Method and apparatus for collecting precious metal particles  
An apparatus for collecting gold and other precious metal dust comprising an enclosure defining a working area within which is positioned a rotating, work contacting wheel, an abrasive belt or...
4118900 Method for controlling grinding process  
In a grinding machine, either the revolutional speed of the workpiece or of the grinding wheel is controlled and further the infeed speed of the wheel to the workpiece is controlled so that the...
4117634 Controlling method for a grinding machine  
During rough grinding operation of a grinding machine, metal removal rate of the workpiece is detected for shifting the changing point from the rough grinding to fine grinding, and, with larger...
4112630 Reduction of lateral force variations of a tire effective in both forward and rearward senses of rotation  
Lateral force variations of a tire are reduced by detecting the variations in the conicity component of the lateral force with respect to the rotation angle in both forward and rearward rotational...
4110938 Infeeding method for internal grinders  
Infeeding method for internal grinders has rough grinding infeeding and fine grinding infeeding speeds. The changing point from the rough grinding to the fine grinding is shifted earlier in...
4104833 Grinding method  
A method and apparatus for grinding work which dresses a grinding wheel which comprises sensing the surface of the grinding wheel at the finish dimension after the grinding wheel has been advanced...
4104832 Method for forming keel-tipped stylus for video disc systems  
A keel-tipped stylus comprises a tapering body, a fore-and-aft constricted terminal portion and shoulders joining the tapering body to the constricted terminal portion. To form a keel-tipped...
4100701 Ultrasonic machining  
The invention relates primarily to ultrasonic machining which involves vibrating the part to be machined rather than a tool of the machine. To impart vibrations to the part to be machined it is...
4098030 Method for forming a narrowed-electrode pickup stylus for video disc systems  
A novel pickup stylus includes a tapering dielectric support element which has a tip defined by a prow and a relatively flat surface remote from the prow. The dielectric support element has an...
4095374 Method and apparatus for improved tire uniformity grinding and measuring  
A method and apparatus for determining the conicity of a tire wherein, while the tire is being corrected for radial force variation by grinding as it revolves in a first direction, the lateral...
4078339 Method for correcting rubber tires for forces generated by dynamic non-uniformities  
An integrated system for measuring and correcting rubber tires for forces generated by dynamic non-uniformities and for measuring and marking both sides of the tire for lack of symmetry. The force...
4078924 Imaging surface smoothing with roughened nickel foil  
A method and device for improving xerographic development of non-metallic photoreceptor imaging surfaces containing irregularities of 5 microns or larger by contacting and moving a smoothing and...
4074982 Process and means for grinding out faults in the surface of a work piece  
An apparatus and process for grinding out faults on the surface of a ferromagnetic workpiece includes the step of placing a grinding device on the workpiece, magnetizing the workpiece by a...
4071982 Method and implement for cleaning spring-contacts of a tuner  
A method for cleaning the fixed spring-contacts of a cylindrical, drum-type television tuner or other electrical switch having contact-carrying strips arranged around the circumference of a...
4069620 Ice skate sharpener  
The invention comprises an improved ice skate grinding, sharpening and contouring machine. The machine includes novel means to accurately center an ice skate between the heel and sole struts in a...
4062659 Contouring magnetic head surfaces  
A spherical wasp-waist shaped contour is formed on the surface of a magnetic head by rotating a lap plate against a single contact point on the head surface at a time. An arc along the head's...
4053289 Grinding method and apparatus with metal removal rate control  
Grinding method and apparatus in which metal removal rate of workpieces is controlled to predetermined values at least during fine grinding. The metal removal is measured out by an in-process size...
4051636 Method and apparatus for grinding turbine and compressor blades to dimension  
For the purpose of grinding turbine and compressor blades to dimensions, a model blade and work piece are arranged one above the other in a support member which is supported on an air cushion to...
4047338 Method and apparatus for reducing lateral force variations and overturning moment variations in pneumatic tires  
A method and apparatus for reducing lateral force variations and overturning moment variations in pneumatic tires by detecting the magnitude, direction and location of such variations and...
4044509 Method of and device for grinding grooves  
A method of grinding fine grooves in workpieces of in particular ceramic material while using a wire sawing machine in which the wires are stretched in grooves on the outer circumference of a...
4037510 Fret refinishing apparatus and method  
An apparatus and method for refinishing fingerboard frets of a fretted stringed instrument.
4036607 Method and relevant apparatus to check the rotation of mechanical workpieces being machined on grinders  
A method for checking the rotation of mechanical workpieces which includes the steps of measuring the workpiece size, processing the measuring signals occurring to generate at least one signal...
4020598 Method of measuring the radius of a rotating grinding wheel and device therefor  
A method of and a device for measuring the radius of a grinding wheel during the rotation thereof, said grinding wheel being supported by at least one pivoting arm of predetermined length and urged...
4018012 Method of grinding metal billets, blooms or slabs  
A method of grinding a metal billet by supporting a group of grinding wheels in a circular array above the slab, bloom or billet, rotating the grinding wheels individually, and orbiting the...
4018010 Method and relative apparatus for controlling and regulating the working cycles of a machine tool  
A method for controlling and regulating the working cycles of a machine tool on a workpiece, including the steps of measuring the workpiece during the machining and programming the feed speed of...
4018013 Method for grinding surface portions of thick plates  
An apparatus comprising a grinding unit supported on and movable along a transversal beam provided in a wagon which is movable along a pair of spaced rails. The grinding unit includes a stationary...
4015372 Cam-controlled grinding method  
In the cam-controlled "sizematic" type grinding method and apparatus therefor, a novel "in process" "gagematic" type measuring means has been introduced so as to maintain the strong points of the...
4014142 Method and apparatus for grinding at a constant metal removal rate  
A method and apparatus for conditioning steel by grinding at a constant metal removal rate by monitoring net power and the normal force between the wheel and the workpiece, and adjusting the normal...
4014141 Apparatus and method for controlling magnetic head surface formation  
A head is moved toward and rotated against an abrasive while its resistance is monitored by a four-lead bridge. Two leads from the head are connected to two slip rings, and each slip ring has two...
3998681 Method of making a hickey roller  
An improved hickey roller and method of making same is provided wherein such roller has a longitudinal axis and comprises an outer portion made of an elastomeric matrix having a substantially...
3992823 Apparatus and methods for shaping recoil pads  
Apparatus and methods for shaping a gun recoil pad, by mounting a gun stock and carried initially oversize pad for universal pivotal movement about a predetermined center while the stock is turned...
3988864 Structure for and method of total form abrasion machining  
A machine for producing a rotary orbital motion between a cutting master having an abrasive mirror image surface of a form to be abraded into a friable material and a workpiece of friable material...
3975866 Method and apparatus for machining housings for slant axis rotary mechanisms  
Method and apparatus for machining an end surface for a housing for a slant axis rotary mechanism having a slant angle of .crclbar. and a rotor to shaft to housing timing ratio of S R /S S S H ....
3974597 Rail base grinding method  
A rail base grinding apparatus comprises a self-powered vehicle adapted for movement along a trackway to the location of a welded joint formed between two rails in the trackway. A pantograph...
3963427 Method for improving tire uniformity  
A method and apparatus for improving tire uniformity with respect to radial force variation and free radial run-out is disclosed. The method comprises continuously rotating the tire about its own...
3955213 Intermediate product assembly of a magnetic head  
A head is moved toward and rotated against an abrasive while its resistance is monitored by a four-lead bridge. Prior to final manufacture, the head includes a highly conductive segment which...
3950895 Method and apparatus for grinding work pieces  
A method and apparatus for grinding work pieces having internal chambers comprising loading blank work pieces onto respective ones of a plurality of mandrels provided on a rotatable member which...
3943666 Method and apparatus for burnishing flexible recording material  
A method and apparatus for treating the recording layer of flexible recording elements to remove protruding agglomerated particles formed during the fabrication process and to provide an extremely...
3932965 Method for tire tread finishing  
The surface appearance of a tire tread finished by grinding to alleviate force variations in the tire is improved by reversing the grinding mode of one of the usual two grinding wheels. The effect...
3922818 Method and apparatus for stripping insulation from electrical conductors  
A method and apparatus for stripping insulation from an elongated electrical cable, or the like, by the action of spaced, rotating abrading wheels which are mounted for movement along guides in a...
3922393 Process for polishing silicon and germanium semiconductor materials  
There is provided a process for polishing monocrystalline semiconductor materials of silicon and germanium to a high degree of surface perfection comprising polishing the material with a modified...
3921340 Magnetic head surface formation apparatus and method  
A head is moved toward and rotated against an abrasive while its resistance is monitored by a four-lead bridge. Two leads from the head are connected to two slip rings, and each slip ring has two...
3914907 Method for improving the ride characteristics of tires  
Self-excited force variations in rolling pneumatic vehicle tires are a principal source of vehicle shake, roughness, and steering disturbances. These variations in a tire are measured by a tire...
3906676 Rotary mechanical wire grinder  
A method and rotary wire grinding device are provided in which the surface of a wire product is cleaned using a pair of grinding discs with the grinding faces thereof in substantially faying...
3905160 Tire conditioning apparatus  
A method and apparatus for conditioning the tires on an automobile to eliminate the effect of radial force variations in which the axle hop of a wheel and tire mounted on the vehicle is used to...
3891222 Stylus reconditioning device  
A signal reproducing apparatus has a support for a signal carrier body and a carriage moved with respect to the signal carrier body. The carriage supports a stylus which, during signal...
3888053 Method of shaping semiconductor workpiece  
To accurately mount a number of semiconductor wafers on an accurately dimensioned mounting plate, using a wax adhesive, an unusually high amount of pressure is used to render the wax adhesive films...
3888052 Relating to methods for grinding rails  
Method for grinding rails by means of a rail-borne vehicle, a frame movably supported on the vehicle, and at least one grinding unit adjustably mounted on the frame and arranged to provide at least...
3881281 METHOD OF GRINDING CARD CLOTHING  
The method of grinding the teeth of metallic card clothing on a roll of a textile carding machine contemplates positioning an abrasive grinding surface in substantially stationary grinding relation...
3878652 Low cost programmable remote control machine tool manipulator having continuous path control  
A low cost, programmable, automatically operating remote control machine tool manipulator is provided having continuous path control about one, two or three axes of movement. The manipulator...