U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5508049

Pizza Pie With Concentric Rings of Crust

A pizza mold for forming a plurality of concentric raised ridges of dough (i.e., crust) on the surface of a pizza pie.

Newsletter  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.

 

Class 409/51 - Process


Subclass of Class 409 - Gear cutting, milling, or planing
Definition: Method of forming a gear.
No. of patents: 64
Last issue date: 10/07/2008


1    
NumberTitleIssue Date
7431544Deburring blade, device for mounting of deburring blades and bevel gear cutting machine for chamfering and/or deburring a bevel gear
Bevel gear cutting machine for chamfering and/or deburring edges on the teeth of a bevel gear. The gear-cutting machine comprises a workpiece spindle, which receives the bevel gear coaxially of a spindle axis. Furthermore, a deburring spindle is provided for the rec...
10/07/2008
7402006Manufacturing method of gear device
This method includes: a supporting process of supporting a worm wheel in a first supporting section of a supporting body; an engaging process of engaging a jig gear which corresponds to a worm with the worm wheel; a measuring process of measuring a distance between ...
07/22/2008
7402007Method of machining essentially cylindrical gear wheels with internal or external gearing
A method of machining cylindrical gears with internal or external gearing on a machine with a tool wherein a gear is positioned on a machine, the gear having an axis of rotation (D). The gear is then evaluated to establish a gear guiding axis (F) and the position of...
07/22/2008
7364391Manufacturing straight bevel gears
A method and tool arrangement for producing straight bevel gears and the like on a multi-axis computer controlled machine wherein a single tool is utilized in the machining process. ...
04/29/2008
7326011Contouring right angle head for complex machining
A right angle, modular machining head can be removably mounted on the too head of a CNC machining center to provide contour machining of a work piece around a C-axis. The modular head includes a rotating drive that moves the tool around a contour axis, producing nut...
02/05/2008
7226255Five-simultaneously-working-axis computerized numerical controlled tooth cutting machine tool for plane enveloping toroidal worms
The present invention provides a five-simultaneously-working axis computerized numerical controlling system tooth cutting machine tool for toroidal worms, comprising two parts a body of the machine tool and a controlling cabinet. The body comprises a bed, a spindle ...
06/05/2007
7188420Method for manufacturing bevel gears
A method for manufacturing a bevel gear member, comprises the steps of providing a bevel gear blank having a gearhead, forming gear teeth on the gearhead of the bevel gear blank by simultaneously cutting gear tooth top land, gear tooth side profile and a bottom land...
03/13/2007
7169023Method and apparatus for manufacturing hourglass worm rolling die
An apparatus manufactures a die for rolling an hourglass worm in improved processing accuracy. The apparatus includes a swing table swung, a movement table mounted on the swing table, and a workpiece shaft arranged on the movement table. The axis of a disk-shaped wo...
01/30/2007
7166179Adhesive bandage pad module and method for making and applying adhesive bandage pads to a web
An adhesive bandage pad module, and a method of making adhesive bandage pads, are disclosed. The adhesive bandage pad module, and method of making an adhesive bandage pad, include a servo motor which rotates a knife roll, a transfer roll, and an infeed assembly, a c...
01/23/2007
7156718Generating method and machine for spiral bevel gears
In a method and apparatus for machining spiral bevel gears a rotationally symmetric tool is driven about its axis of rotation as it is moved, along with a workpiece, into a respective initial starting position. The workpiece is rotated about one tooth index, and a c...
01/02/2007
7104870Modified radial motion (MRM) method for modifying lengthwise curvature of face-milling spiral bevel and hypoid gears
The present invention relates to a modified radial motion method for modifying lengthwise curvature of face-milling spiral bevel and hypoid gears, which is capable of modifying a locus of a cutter center into a curve, without changing a head cutter's geometry, by pr...
09/12/2006
7103973Method, device, and tool for chamfering the front-end edges of the inter-teeth grooves of a gear
A method for the manufacture of a toothed gear from a gear blank wherein the gear blank loaded into a machine tool and rotationally driven is machined by a hobbing cutter disposed on a rotationally driven tool shaft and the rough-hobbed gear, once produced, is subse...
09/12/2006
7001294Method of using a motion sensor with a bicycle sprocket assembly
A method for shifting a bicycle transmission that includes a derailleur for shifting a chain among a plurality of sprockets. The transmission includes at least a first sprocket and a second sprocket, wherein at least one of the first sprocket and the second sprocket...
02/21/2006
6839953Combination gear hobber, chamfer/debur and shaver apparatus and method
An apparatus is provided for manufacturing a gear component. The apparatus includes a plurality of tooling stocks movable relative to a base. The tooling stocks function to retain a component, as well as operably driving a combination hob/shaver tool and a combinati...
01/11/2005
6757949Combination gear hobber, chamfer/debur and shaver apparatus and method
An apparatus is provided for manufacturing a gear component. The apparatus includes a plurality of tooling stocks movable relative to a base. The tooling stocks function to retain a component, as well as operably driving a combination hob/shaver tool and a combinati...
07/06/2004
6632052Bevel gear manufacturing method
Method for machining right toothed bevel gears, wherein: at least a part of the tooth flanks is milled with a disc milling cutter, the left tooth flanks are milled at a different time than the right tooth flanks, the machined bevel gear is rotated by an ang...
10/14/2003
6536999Gear cutter blade
A cutter blade for use with a face hob type cutter for producing the teeth of spiral bevel and hypoid gear members by a continuous index, face hobbing process comprises a cutter blade shank having a cutting member provided at one end thereof. The cutting ...
03/25/2003
6449846Toothed gear manufacturing method
A method for manufacturing a variable-diameter gear pair operable with a conjugate action therebetween includes the steps of providing a first workpiece and a second workpiece, each having a minor and a major diameter portion in spaced relation therefrom ...
09/17/2002
6416262Gear shaping method and device and spiral bevel gear cutter
A bevel gear is generated using an annular milling cutter having a blade material made of a high-speed tool steel mounted to a main body, the blade material being coated with at least one layer of a film of a composition substantially comprising (Ti.sub.(...
07/09/2002
6263571Toothed gear design and manufacturing method
A method of gear design perfects design of gear teeth geometry (30) instead of limiting gear-tooth design to present cutter geometry and manufacturing methods. A pair of varied-diameter cutters (22, 29), such as hypoid cutters, have a geometric form that ...
07/24/2001
6227775Internal gears and splines and milling method and apparatus for manufacturing same
An apparatus and method for milling internal gears and splines using a pair of opposed milling cutters disposed internally in a gear or spline blank. The apparatus generally milling gear teeth on generally opposite sides of the blank with an indexing mech...
05/08/2001
6164880Method for producing and controlling a fillet on a gear
A method for producing a fillet on a gear as a function of a plurality of design criteria points in disclosed. The present method includes the steps of fitting a polynomial curve to the design criteria points, and producing the fillet on the gear, the fil...
12/26/2000
6065910Gear shaper cutting method and apparatus
A gear shaper effects a gear shaper cutting method by dry cutting, using a pinion cutter made of high-speed tool steel at a high efficiency. The pinion cutter of the gear shaper is coated, at least on the flank thereof, with at least one layer of film hav...
05/23/2000
5954610Speed change gear assembly
In order to miniaturize a speed change gear assembly, the respective gears are arranged in the order of the first gear A1, the second gear A2, the fourth gear A4 and the third gear A3 in an axial direction (X-ax...
09/21/1999
5954568Method, tool and device for the profiling of grinding worms for continuous gear grinding
The profiling tool (10) has a segment (12) of a worm thread. Its active zone (13) is coated with grains of hard material (16) and is crowned in cylinder sections coaxial to the tool axis (26). During profiling, the grinding spindle (2) and the tool (10) r...
09/21/1999
5876159Sprocket trimming method for the multi-stage sprocket assembly
A sprocket trimming method for a multi-stage sprocket assembly is disclosed which includes the steps of: (1) aligning the two sprockets at a gear shift position where a chain is escaping from one sprocket and engaging with another sprocket and is being ti...
03/02/1999
5800103Method of machining during indexing
A method of machining one or more tooth slots in a bevel gear-shaped workpiece with a cup-shaped tool having one or more stock removing surfaces. The method comprises indexing the workpiece by rotation about a workpiece axis to bring one of the tooth slot...
09/01/1998
5791840Method of producing a crown wheel
Method of producing a conical or cup-shaped crown wheel which can mesh with a cylindrical pinion with the inclusion of an angle ଱. The crown wheel is produced by means of a generating process. The tool (1, 43) consists of a disc (3) which has machin...
08/11/1998
5765974Method for machining tooth flanks of workpieces with a profiled shaped tool
A method for machining of tooth flanks by grinding or milling respectively as to internally or externally toothed workpieces with a profile disk tool in a discontinuous indexing process. For generating flanks with complicated flank modifications it is pro...
06/16/1998
5720584Tool for producing a crown wheel which can mesh with a pinion with oblique teeth, and method of producing such a crown wheel
In the production of a crown wheel which can mesh with a cylindrical pinion if the axes of rotation of the crown wheel and the pinion are not parallel, the workpiece from which the crown wheel is produced and a generating tool rotate at a ratio in the spe...
02/24/1998
5718544Method for producing a two-part member having rack teeth
A base member such as an elevation pipe of a photographic tripod is severed and rack teeth are formed thereon in a single operation while the base member remains clamped in a V-block. The first rack tooth on each side of the location where the base member...
02/17/1998
5681207Method of working a helical gear by grinding
In forming a helical gear by grinding with a grindstone, the modification accuracy of crowing etc. is improved in such a way that the inequality ଲ>γ c is established wherein ଲ is the helix angle of the helical gear to be ground and γ c is th...
10/28/1997
5598618Mainrotor machining process and apparatus
A method and apparatus for making a globoid screw for use as a mainrotor in a compressor or expander wherein a cylindrical rotor body is mounted for rotation about the longitudinal axis thereof, a cutter having a plurality of teeth at spaced locations aro...
02/04/1997
5562372Method and a machine for manufacturing gears
A method for the manufacture of gears, in which a gear adapted for meshing with a toothed pinion is formed by means of a disc tool having a cutting edge exactly the same as the contour of the teeth of the pinion; the tool being positioned so that its cutt...
10/08/1996
5417528Method for making a wobblestick
A wobblestick and a method for forming teeth on a wobblestick wherein the minimum distance between the axis of the hob and the axis of the wobblestick remain substantially uniform throughout the forming of the teeth so as to form the teeth while producing...
05/23/1995
5384950Method for machining a component
Disclosed is a method for machining a component using a CNC or an NC machine. The method includes the steps of mounting the component at a location on the machine and providing a pair of datum points, e.g., "locating holes" or dowels, on the component. A ...
01/31/1995
5257882Apparatus and method for manufacturing longitudinally curved tooth gears
At the gear manufacturing machine there are automatically fabricated longitudinally curved tooth gears, especially longitudinally curved tooth bevel and hypoid gears according to conventional stock-removal form or generating methods. In order to improve b...
11/02/1993
5175962Method of and apparatus for machining spur and helical gears
Disclosed herein is a process and apparatus for grinding tooth surfaces of spur and helical gears by a generating method. The outer tooth surfaces of a theoretical ring gear are conjugate to the grinding surfaces along the width of a generally hourglass s...
01/05/1993
5174699Method for finishing gears via skiving
A method for, via skiving, finishing the flanks of the teeth of a cylinder wheel that is provided with internal or external spur or helical gearing is generated. The right and left flanks of the teeth are provided in separate operations and, to produce he...
12/29/1992
5092720Method for determination of longitudinal and profile modification of tool gear tooth surface
A method for determination of longitudinal and profile modification of tool gear tooth (I) which linearly meshes with a gear to be machined, wherein modification parameters are determined from the following relationship: ##EQU1## where: δ--the amoun...
03/03/1992
1    
 
Sign InRegister
Username  
Password   
forgot password?