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

Icon_funbox Quotables

"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."

Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk

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 451/259 - Rotary disk


Subclass of Class 451 - Abrading
Definition: Abrading machine in which the abrading is done by a rigid
No. of patents: 176
Last issue date: 11/22/2011


1          
NumberTitleIssue Date
8062098High speed flat lapping platen
A rotatable abrasive lapper machine platen assembly is attached to a lapper machine frame. The assembly has at least: a) a circular-shaped rotatable horizontal platen having i) a front surface and ...
11/22/2011
7892074Surface modifying tool adapter using a plurality of surface modifying article inserts for use in a surface modifying system
A surface modifying apparatus, system, article, and method are disclosed for modifying a surface by surface modification, whereby inserts of surface modifying elements are quickly and easily replaceable on a carrier assembly therefor without being damaged during use...
02/22/2011
7534165Sander
A sander can include a housing and a motor assembly in the housing. The motor assembly can include an output member. A platen can be driven by the output member. An indicator can be disposed on the housing and include a light source. A semi-transparent lens can be d...
05/19/2009
7412999Label remover
The present invention relates to a hand held label removal apparatus, which provides a safe and easy removal of otherwise hard to remove labels that are affixed to various types of containers such as carton packaging, plastic products and similar materials. The dist...
08/19/2008
7377837Grinding or polishing arrangement
A grinding or polishing machine or device having a grinding or polishing disc for grinding or polishing a work piece for the condition of the work piece placed against the lower surface of the grinding or polishing disc. The grinding or polishing disc has a pluralit...
05/27/2008
7326105Retaining rings, and associated planarizing apparatuses, and related methods for planarizing micro-device workpieces
Retaining rings and associated planarizing apparatuses, and related methods for planarizing micro-device workpieces are disclosed herein. A carrier head configured in accordance with one embodiment of the invention can be used to retain a micro-device workpiece duri...
02/05/2008
7303461Method of machining airfoils by disc tools
A method for machining a rotor having a disc and a plurality of integral airfoils projecting outwardly from the disc, according to one aspect of the invention, comprises a step of machining each airfoil with a disc tool having a grinding periphery thereof adapted fo...
12/04/2007
7300521Wall scrubber for blown insulation
An insulation system comprising: a supply of material having discrete elements; an applicator assembly for installation of the material having discrete elements to a surface; and a scrubber for finishing the face of the material, the scrubber including: (a) a vacuum...
11/27/2007
7278908Polishing disk for a tool for the fine machining of optically active surfaces on spectacle lenses in particular
A polishing disk for a tool for the fine machining of optically active surfaces on spectacle lenses in particular is disclosed, which comprises a support body, to which a foam layer is attached, wherein a polishing film bears against the foam layer. The polishing fi...
10/09/2007
7275725Vacuum-suction tool stand
When a vacuum-suction tool stand (1) is to be stuck to a table (2), a valve (16) is rotated to a position so that a knob (163) comes to the right side thereof viewed from the front to establish communication between an air suction hole (
10/02/2007
7267602Seal assembly manufacturing methods
Finishing a seal assembly as a unit is proposed, which prevents alignment of the end gaps of the annular body and the annular ring of the seal assembly, provides the ability to manufacture the seal assembly to very low tolerances, and establishes virtually perfect p...
09/11/2007
7255637Carrier head vibration damping
A carrier head for chemical mechanical polishing that has a base having at least a portion formed of a polymer, a mounting assembly connected to the base having a surface for contacting a substrate, a retainer secured to the portion of the base to prevent the substr...
08/14/2007
7238092Low-force electrochemical mechanical processing method and apparatus
The present invention relates to semiconductor integrated circuit technology and discloses an electrochemical mechanical processing system for uniformly distributing an applied force to a workpiece surface. The system includes a workpiece carrier for positioning or ...
07/03/2007
7222555Method of manufacturing a hacksaw
A method for manufacturing a handsaw capable of cutting a glass bottle. The method includes cutting a steel strip to a predetermined length to form a handsaw substrate. A portion of the handsaw substrate, other than a cutter blade forming portion formed on at least ...
05/29/2007
7219824Mechanism and process for compressing chips
A chip compressing mechanism is provided. The chip compressing mechanism essentially comprises a loading component, a head component and a gimbal. The head component is disposed under the loading component, with a gap in-between. The gimbal is disposed between the l...
05/22/2007
7214124Equipment and method for polishing both sides of a rectangular substrate
Double-sided polishing equipment configured to polish a rectangular substrate, comprising a carrier having a pocket configured to accommodate a rectangular substrate, a lateral linear moving mechanism configured to move the carrier, first and second polishing pads w...
05/08/2007
7207870Seal assembly manufacturing methods and seal assemblies manufactured thereby
Finishing a seal assembly as a unit is proposed, which prevents alignment of the end gaps of the annular body and the annular ring of the seal assembly, provides the ability to manufacture the seal assembly to very low tolerances, and establishes virtually perfect p...
04/24/2007
7188824Appliance lift tool
An appliance lift tool is provided which includes a cart having a frame includes a support platform having a horizontal orientation, a bottom frame, and a lift mechanism engaged between the support platform and the bottom frame to move the support platform toward an...
03/13/2007
7189151Embedding tool designed to embed grains into faceplate for lapping apparatus
A pad of an embedding tool is received on a faceplate. The pad is supported on a support member. When the embedding tool is urged against the surface of the faceplate, the pad is allowed to change the attitude relative to the support member in response to undulation...
03/13/2007
7169026End face polishing apparatus
An end face polishing apparatus has a jig plate for supporting at least one workpiece having an end face and a polishing plate mounted for undergoing movement. A polishing member is mounted on the polishing plate for undergoing movement therewith to polish the end f...
01/30/2007
7150676Dual motion polishing tool
A polishing tool that includes: an arbor with a shank having a first cylindrical axis; an offset cylinder extending from the shank, the offset cylinder having a second cylindrical axis, the first cylindrical axis being offset from the second cylindrical axis and par...
12/19/2006
7134209Disc cutter
A pizza cutter has a hollow semi-circular shaped handle having a convex curved radiused top edge to facilitate use and reduce hand stress. A removable cutter wheel has outwardly extending axles having protrusions on the outer ends thereof that have a snap fit relati...
11/14/2006
7131900Grinding wheel in combination with a grinding ring
A combination between a grinding ring and a grinding wheel is disclosed, wherein the grinding ring has a centrally defined hole, a tubular extension extending from a periphery defining the hole, an annular extension extending from an outer periphery of the tubular e...
11/07/2006
7121927Retaining ring structure for edge control during chemical-mechanical polishing
An improved design for a retaining ring for a chemical mechanical poling machine is described which provides superior flexibility and instantaneous in-situ control of the polishing rate in the edge region of a wafer. The design has a plurality of straight slurry del...
10/17/2006
7104873Anti-vibration arrangement
The present invention relates to an anti-vibration arrangement (10) for a power sander (1) which comprises a housing (2), a motor (4) arranged in the housing (2), a rotary drive shaft (11), a first outer or ring-shaped pad s...
09/12/2006
7102871Electrostatic chuck assembly having disassembling device
A disassembling device for separating a pedestal, a ceramic element and a base from an electrostatic chuck assembly. The base has a first end surface and a second end surface. The ceramic element is disposed on the first end surface. The pedestal is disposed on the ...
09/05/2006
7103254Optical connector end face grinding apparatus
An optical connector end face grinding apparatus comprises a grinding apparatus main body, a sliding plate and a grinding bolder. The grinding apparatus main body further comprises an eccentric member driven by a motor and a guide pin. The sliding plate further prov...
09/05/2006
7101256Machining apparatus using a rotary machine tool to machine a workpiece
A machining apparatus includes a rotary machine tool for machining a workpiece. A nozzle jets a coolant for the rotary machine tool. Information which changes based on a position of the nozzle is obtained. The nozzle is moved based on the information obtained. ...
09/05/2006
7090572Polishing pad, polishing apparatus having the same, and bonding apparatus
A plurality of projections and grooves are formed on a polishing member. The grooves are formed in grid pattern. A portion on which the grooves and the projections are formed (polishing portion) has a substantially circular shape in a plane view. Around the polishin...
08/15/2006
7073521Substrate processing apparatus comprising ring-shaped motor
In a substrate processing apparatus for performing a substrate processing with a substrate being rotated, a ring-shaped motor is provided and a water pipe, a drainpipe and gas supply pipes are connected to a stationary part of the motor covered with a rotating part ...
07/11/2006
7066792Shaped polishing pads for beveling microfeature workpiece edges, and associate system and methods
Systems and methods for beveling microfeature workpiece edges are disclosed. A system in accordance with one embodiment is configured to remove material from a microfeature workpiece having a first face, a second face facing opposite from the first face, an edge sur...
06/27/2006
7063604Independent edge control for CMP carriers
A wafer carrier for controlling the edge effect during chemical mechanical planarization. A first bladder is disposed within the retaining ring to control the height of the retaining ring relative to the bottom surface of the wafer carrier. A second bladder is dispo...
06/20/2006
7044990Vitrified bond tool and method of manufacturing the same
A vitrified bond tool including: (a) a support body; (b) a vitrified bond layer which is formed on a working surface of the support body; and (c) a plurality of abrasive grains which are held by the vitrified bond layer so as to be fixed relative to the working surf...
05/16/2006
7029375Retaining ring structure for edge control during chemical-mechanical polishing
The retaining ring has a plurality of slurry channels wherein each alternate channel is recessed away from the inner circumference of the pad contacting surface forming a recess which extends upward from the bottom surface sufficient to prevent contact of the retain...
04/18/2006
7022001Polishing apparatus
The small polishing apparatus is capable of simultaneously polishing both side faces of a work piece, and a lower polishing plate, an internal gear and a sun gear are respectively driven by direct drive (DD) motors. The polishing apparatus comprises: an upper and a ...
04/04/2006
7022004Device for the treatment/working of surfaces
A device for the machining of surfaces comprises a first housing unit (1), at which the device is to be supported, and a second housing unit (2), in which at least one tool holding fixture (9) for the grinding tool respectively polishing tool is...
04/04/2006
7014542Cutter for cutting and grinding optical lens in a single process
A cutter foe making optical lenses has a main member with a connector base and a grinding assembly at an opposite ends thereof. The grinding assembly has two fixed devices having a cutting portion at a distal end thereof respectively and two movable devices having a...
03/21/2006
7014547Portable grinding machine with protective cover
A portable grinding machine (10) includes an elongated housing (12, 14) and an output shaft (16) projecting at a right angle to the housing axis for receiving a disk-shaped rotary clamping tool. The output shaft is encompassed by a substantially...
03/21/2006
7001251Method and apparatus for releasably attaching a polishing pad to a chemical-mechanical planarization machine
A method and apparatus for releasably attaching a planarizing medium, such as a polishing pad, to the platen of a chemical-mechanical planarization machine. In one embodiment, the apparatus can include several apertures in the upper surface of the platen that are co...
02/21/2006
6994609Chemical mechanical planarization system with replaceable pad assembly
A table assembly for use in a wafer preparation module is provided. The table assembly includes a replaceable pad assembly and a permanent pad assembly. The replaceable pad assembly has a removable support element and a pad. A backside of the pad is secured to a fro...
02/07/2006
1          
 
Sign InRegister
Username  
Password   
forgot password?