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Class Information
Number: 226/11
Name: Advancing material of indeterminate length > With material-responsive control means > Responsive to break or depletion
Description: Device wherein the detector is caused to be in a first state by reason of the material being in the device, and is caused to be in a second state by reason of the material not being in the device, and is responsive to a change of state, from first to second, caused by rupture or exhaustion of the material.

Patents under this class:
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Patent Number Title Of Patent Date Issued
4667946 Method of preventing multiple breakage of webs running in rotary press May. 26, 1987
4620184 Sensing arrangement on a material roll Oct. 28, 1986
4613062 Hot melt material dispenser Sep. 23, 1986
4570876 Tape end detecting device Feb. 18, 1986
4569285 Device for shifting a compensator roller in a printing press Feb. 11, 1986
4549485 Paper web seizing apparatus for use with printing machinery Oct. 29, 1985
4540324 Device for detecting whether or not one end of a belt-shaped sheet is locked Sep. 10, 1985
4538161 Apparatus for addressing newspapers, journals and other printed products Aug. 27, 1985
4532500 Web tension and break sensor system for photosensitive web processors Jul. 30, 1985
4493065 Web position indicator Jan. 8, 1985
4455549 Indication device Jun. 19, 1984
4453842 Double journal roll feed Jun. 12, 1984
4398657 Feeding device, in particular for the cycled feeding of rod or tape like material in presses, cutters, or the like Aug. 16, 1983
4398348 Device for measuring movement of material using a wheel rolling on the material Aug. 16, 1983
4387842 Bulk material handler and feeder Jun. 14, 1983
4353492 Ends-down sensor device Oct. 12, 1982
4344073 Film break detector Aug. 10, 1982
4304480 Motor drive camera with synchronization system Dec. 8, 1981
4268182 Device for detecting travel condition of inkribbon for printers May. 19, 1981
4256247 Device for monitoring yarn motion on a textile machine Mar. 17, 1981
4240181 Web guiding device Dec. 23, 1980
4238064 System for actuating glass ribbon, cross scoring and snapping equipment Dec. 9, 1980
4204180 End of paper roll detection assembly May. 20, 1980
4193168 Stop motion and condition responsive apparatus for carding machines Mar. 18, 1980
4159807 Apparatus for feeding seriatim discrete webs of paper or the like Jul. 3, 1979
4154004 Apparatus for monitoring the draw-in procedure and the tearing-off of sheets of material in dryers, particularly jet dryers May. 15, 1979
4135084 Tape drive sensor Jan. 16, 1979
4123015 Automatic stopping device for tape recorder Oct. 31, 1978
4119255 Apparatus for automatically dispensing material from a roll Oct. 10, 1978
4111565 Apparatus for sensing when paper utilized in a printer has been depleted Sep. 5, 1978
4078487 Control method and control for a web processing machine Mar. 14, 1978
4059211 Web material storage device Nov. 22, 1977
4036622 Method and apparatus for forming glass strand Jul. 19, 1977
4033491 Tape recorder mechanism responsive to tape stoppage Jul. 5, 1977
4033494 Stamp dispensing mechanism Jul. 5, 1977
4027232 Device for monitoring the travel of a yarn like structure utilizing the frictional electricity involved with said travel May. 31, 1977
4010882 Sprocket drive and stripper arrangement for computer form feeder apparatus Mar. 8, 1977
3999695 Filament breakage detection and correction Dec. 28, 1976
3998370 Feed apparatus Dec. 21, 1976
3997093 Web feed apparatus Dec. 14, 1976
3988879 Method and apparatus for yarn length measuring Nov. 2, 1976
3976235 Stop feed mechanism Aug. 24, 1976
3958735 Method and apparatus for detecting paper drive malfunctioning in an automatic printer May. 25, 1976
3949856 System to detect abnormal paper feed in printers Apr. 13, 1976
3946919 Binding strip feed terminator Mar. 30, 1976
3938119 Electro-mechanical thread supervisory apparatus Feb. 10, 1976

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