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Class Information
Number: 225/2
Name: Severing by tearing or breaking > Methods > With preliminary weakening
Description: Processes which include a step of providing a line of lesser strength in the work, and then severing the work on a line which intersects or coincides with the line of lesser strength.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7396493 |
Multilayer optical film with melt zone to control delamination |
Jul. 8, 2008 |
| 7367255 |
Device and method for separating at least one optical fiber |
May. 6, 2008 |
| 7331495 |
Substrate and method of separating components from a substrate |
Feb. 19, 2008 |
| 7258049 |
Method of operating a flying shear |
Aug. 21, 2007 |
| 7255253 |
Method and equipment to divide glass plates into cut pieces |
Aug. 14, 2007 |
| 7234381 |
Dispensing appliance for wiping material |
Jun. 26, 2007 |
| 7207250 |
Process and device for moving and positioning sheets of glass |
Apr. 24, 2007 |
| 7204400 |
Method for glass separation for flat panel displays |
Apr. 17, 2007 |
| 7192503 |
Method of manufacturing electro-optical device, method of dividing a plurality of substrates, electro-optical device substrate, and electro-optical device |
Mar. 20, 2007 |
| 7182234 |
Substrate cutting device and method |
Feb. 27, 2007 |
| 7155938 |
Method and device for loading a glass processing installation |
Jan. 2, 2007 |
| 7143915 |
Process to fracture connecting rods and the like with resonance-fatigue |
Dec. 5, 2006 |
| 7137539 |
Method and apparatus for slitting and processing a web into plural use supply forms |
Nov. 21, 2006 |
| 7134582 |
Substrate and method of separating components from a substrate |
Nov. 14, 2006 |
| 7128250 |
Method for cutting the edges of a continuous glass ribbon, a device for implementing said method, and a glass plate cut using said method |
Oct. 31, 2006 |
| 7128251 |
Stackable bag roll dispensing system |
Oct. 31, 2006 |
| 7104431 |
Method and device for manufacturing glass panes of any desired contour from sheet glass |
Sep. 12, 2006 |
| 7086266 |
Method of producing tapered or pointed cannula |
Aug. 8, 2006 |
| 7076987 |
Method of producing tapered or pointed cannula |
Jul. 18, 2006 |
| 7059505 |
Method and system for breaking a web perforation |
Jun. 13, 2006 |
| 7051911 |
Apparatus and method for cutting sheet materials |
May. 30, 2006 |
| 6913177 |
Blanking method and device into a cutting machine for plate elements |
Jul. 5, 2005 |
| 6881128 |
Ceramics base plate and method for producing the same |
Apr. 19, 2005 |
| 6874394 |
Continuous method of providing individual sheets from a continuous web |
Apr. 5, 2005 |
| 6870129 |
Method and device for cutting a flat glass plate into a number of rectangular plates |
Mar. 22, 2005 |
| 6858107 |
Method of fabricating substrates, in particular for optics, electronics or optoelectronics |
Feb. 22, 2005 |
| 6838040 |
Method for weakening a portion of a web |
Jan. 4, 2005 |
| 6820784 |
Method of cutting a laminated web and reducing delamination |
Nov. 23, 2004 |
| 6817505 |
Method and device for fracture-splitting a workpiece |
Nov. 16, 2004 |
| 6741320 |
Method for cutting liquid crystal display panel |
May. 25, 2004 |
| 6722938 |
Shadow mask, plate member therefor and method of manufacturing shadow mask |
Apr. 20, 2004 |
| 6712665 |
Method of manufacturing an image forming apparatus having improved spacers |
Mar. 30, 2004 |
| 6708857 |
Method for cutting a glass duct, such as a gas chromatography column, a glass fiber, and the like, and device for practicing this method |
Mar. 23, 2004 |
| 6685074 |
Sheet material dispensing apparatus and method |
Feb. 3, 2004 |
| 6685073 |
Method and apparatus for stretching and processing saw film tape after breaking a partially sawn wafer |
Feb. 3, 2004 |
| 6644529 |
Process to fracture connecting rods and the like with resonance-fatigue |
Nov. 11, 2003 |
| 6609643 |
Dual clamping arrangement for connecting rod fracturing machine |
Aug. 26, 2003 |
| 6599384 |
Method of separating and placing discrete elements |
Jul. 29, 2003 |
| 6580852 |
Optical fiber probe and cantilever with microscopic aperture, and method of forming microscopic openings |
Jun. 17, 2003 |
| 6553879 |
Paper toweling dispensing system |
Apr. 29, 2003 |
| 6523595 |
Method of and apparatus for separating discrete elements from pre-perforated web for placement on product web moving at different speed |
Feb. 25, 2003 |
| 6478206 |
Scribing method |
Nov. 12, 2002 |
| 6467667 |
Device for splitting at least one optical fiber |
Oct. 22, 2002 |
| 6467666 |
Method of producing a semiconductor device |
Oct. 22, 2002 |
| 6463762 |
Process and apparatus for breaking and transporting flat glass sheets |
Oct. 15, 2002 |
| 6464120 |
Sheet material having weakness zones and a system for dispensing the material |
Oct. 15, 2002 |
| 6464444 |
Apparatus for peeling off chips using a plurality of first and second protrusions |
Oct. 15, 2002 |
| 6456685 |
Method and apparatus for cutting waveguides to precise differential lengths using time-domain-reflectometry |
Sep. 24, 2002 |
| 6427892 |
Specialized tool adapted for a process for manufacture and interconnection between adjoining printed wiring boards |
Aug. 6, 2002 |
| 6423930 |
Scribing with laser |
Jul. 23, 2002 |
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