Resources Contact Us Home
Browse by Category: Main > Industrial
Class Information
Number: 226/123
Name: Advancing material of indeterminate length > By intermittent (interrupted) material-mover > Cyclical unequal movements
Description: Device whereby the material is advanced in recurring series of material movements, each series comprising a number of material movements which are different in extent, one from any of the others within the series.

Patents under this class:

Patent Number Title Of Patent Date Issued
6454150 Soft-start feature for continuous web cutters Sep. 24, 2002
5086964 Dual drive web feed apparatus and method Feb. 11, 1992
4998657 Apparatus for the intermittent forward feeding of a material web provided with transverse crease lines Mar. 12, 1991
4389008 Web supply roll jogger Jun. 21, 1983
4362259 Apparatus for stepwise transport of photographic film or the like Dec. 7, 1982
4157683 Printing system Jun. 12, 1979
3969173 Method and apparatus for fabricating thermoplastic containers Jul. 13, 1976

  Recently Added Patents
Compact light shield for flash photography
Method and apparatus for controlling peak amplifier and doherty power amplifier
Image enhancement based on multiple frames and motion estimation
Method and apparatus for a cryptographically assisted commercial network system designed to facilitate buyer-driven conditional purchase offers
Antenna device and wireless communication apparatus
Electrical stimulation lead, system, and method
Watch dial
  Randomly Featured Patents
Air filter for endonasal use
Fixing device
Stepping motor driving apparatus and stepping motor driving method
Device and method for reestablishing a wireless connection in a wireless network
Compositions and methods for permanent waving of hair
Casing mandrel with well stimulation tool and tubing head spool for use with the casing mandrel
Method for chemically modifying biopolymer and polypeptide
Metal halide high-intensity discharge lamp having improved restart capability
Insulation blanket
Endoscopic imaging system including removable deflection device