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Class Information
Number: 234/432
Name: Selective cutting (e.g., punching) >

Sub-classes under this class:

Class Number Class Name Patents
234/1 Methods 16
234/109 With specific means to select a single tool 1
234/120 With input means other than pattern senser to control tool selection 1
234/126 With means to vary work feed increment 2
234/128 With work holder or mover 5
234/13 With means to impose programmed control of auxiliary-operation 2
234/131 Miscellaneous 8
234/22 With means to impose randomly actuated control of auxiliary-operation 0
234/35 With input means common to tool selector and printer 3
234/38 With nonselective cutting or punching means 7
234/4 With type-width and inter-word-space totalizer or indicator (i.e., for justification) 1
234/40 With sorting means or copy holder 1
234/41 Convertible 0
234/42 Plural tool fields 2
234/46 Notching or slitting means 7
234/49 Means for cutting moving work 4
234/51 Embodying unicyclic tool actuating means 0
234/52 With interlock between tool actuator and selector 0
234/53 With means to establish control path, from one of a plurality of input sources, to tool selection means 0
234/55 With means to store and retrieve input data after removal of input-impulse 0
234/59 With means to initiate tool selection by sensing pattern indicia or configured machine element 5
234/90 With means to cause delayed actuation of selected tool 1
234/92 With optionally settable means to clear tool selection 0
234/94 With specific means to select a plurality of tools (i.e., combinational coding means) 5
234/DIG.1 Fluid and photoelectric control 0

Patents under this class:

Patent Number Title Of Patent Date Issued

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