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Class Information
Number: 225/100
Name: Severing by tearing or breaking > Breaking or tearing apparatus > Work-parting pullers (bursters)
Description: Devices in which means are provided to grip the work on opposite sides of the portion which is to be severed, comprising two sets of gripping elements; and in which each set of elements is caused to impart movement to the work in a different direction or at a different speed than the movement imparted to the work by the other set of elements, so as to stress the work beyond its yield point and thereby sever it between said two sets of elements.

Sub-classes under this class:

Class Number Class Name Patents
225/101 Relatively movable clamps 87

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8550139 Label separation and application apparatus and method Oct. 8, 2013
8496150 Flat display panel cutting apparatus Jul. 30, 2013
8342374 Fragile premium separator Jan. 1, 2013
8276797 Premium separator with contoured spaced-apart belt Oct. 2, 2012
8157141 System and method for detecting and registering serrated bags Apr. 17, 2012
8127973 Multi-channel perforated ticket separation mechanism Mar. 6, 2012
8100308 Apparatus for separating interconnected cushions, and assembly of such an apparatus and an apparatus for manufacturing interconnected cushions Jan. 24, 2012
8083115 Substrate cutting device and method Dec. 27, 2011
8033436 Method for separating a web material Oct. 11, 2011
7780052 Trim removal system Aug. 24, 2010
7712287 Coupon insertion apparatus and method May. 11, 2010
7665394 Ticket dispensing modules and method Feb. 23, 2010
7650731 Belt tensioner for coupon insertion apparatus Jan. 26, 2010
7607467 Web dispenser Oct. 27, 2009
7603830 Apparatus for automatic belt pressure adjustment for coupon separation Oct. 20, 2009
7574795 Method of manufacturing connecting rod Aug. 18, 2009
7571589 Apparatus for and method of producing and/or separating a string of interconnected packing cushions Aug. 11, 2009
7540125 Bursting apparatus and method Jun. 2, 2009
7513401 Printer tear bar and presenter system Apr. 7, 2009
7497213 Wafer dividing apparatus Mar. 3, 2009
7497362 Printer tear bar and presenter system Mar. 3, 2009
7494034 Device for applying a working power to a workpiece Feb. 24, 2009
7467738 Lottery ticket dispenser and ticket bin Dec. 23, 2008
7441681 Apparatus for separating a web material Oct. 28, 2008
7032793 Ticket dispensing device, installation and displays Apr. 25, 2006
7032774 Web burster/inserter Apr. 25, 2006
6932258 Gaming device and method Aug. 23, 2005
6915568 Method of manufacturing connecting rods Jul. 12, 2005
6905054 Method and apparatus for fracturing connecting rods and the like Jun. 14, 2005
6886728 Ticket dispensing modules and method May. 3, 2005
6820869 Variable folder Nov. 23, 2004
6799412 Cottoner apparatus Oct. 5, 2004
6782609 Connecting rod cracking apparatus Aug. 31, 2004
6726077 Ticket dispensing modules and method Apr. 27, 2004
6712253 Apparatus and method for dispensing tickets Mar. 30, 2004
6599384 Method of separating and placing discrete elements Jul. 29, 2003
6598774 Optical fiber cutting device Jul. 29, 2003
6578748 Connecting rod breaking and dividing device Jun. 17, 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
6485010 Method and apparatus for separating a stream of documents into discrete groups Nov. 26, 2002
6474526 Method for fracture-separating an annular piece Nov. 5, 2002
6457621 Device for separating the rod and cap of a connecting rod by breaking Oct. 1, 2002
6419217 Drawings-in- of paper webs Jul. 16, 2002
6386417 Method and apparatus for fracturing connecting rods and the like May. 14, 2002
6257475 Apparatus for issuing a ticket Jul. 10, 2001
6230926 Ticket counting dispenser with ticket dispensing assembly May. 15, 2001
6206262 Separating device for severing perforated tube sections Mar. 27, 2001
6131509 Method and apparatus for perforating and crushing containers Oct. 17, 2000
6061905 Method and apparatus for cutting tubing May. 16, 2000
6006669 Apparatus for affixing removable notes to a moving web Dec. 28, 1999

1 2 3 4

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