Resources Contact Us Home
Browse by Category: Main > Industrial
Class Information
Number: 226/17
Name: Advancing material of indeterminate length > With material-responsive control means > To position material laterally > By roller pair engaging web margin
Description: Device wherein the material which is moved is a web* and the control means comprises a pair of rollers* placed for engagement with longitudinal* areas of opposing web surfaces closely adjacent the side edges of the web.

Patents under this class:

Patent Number Title Of Patent Date Issued
8205548 Method of winding up transfer film and device for performing transfer printing on printed sheets of paper Jun. 26, 2012
7618205 Web conveyance mechanism and image forming apparatus Nov. 17, 2009
7374072 Slide adjustable assembly for monitoring widthwise travel of an uncoiling steel band through a feeder system associated with a progressive die May. 20, 2008
7337936 Continuous paper transporting mechanism and printing apparatus having the same Mar. 4, 2008
7089078 Method and device for adjusting the degree of engagement of a tool with a web of a materail running past it Aug. 8, 2006
6843444 Tracking means for precision cord length on two drums Jan. 18, 2005
6799507 Web printers Oct. 5, 2004
6786163 Automated sewing device Sep. 7, 2004
6276586 Methods for calibration and automatic alignment in friction drive apparatus Aug. 21, 2001
6269995 Friction drive apparatus for strip material Aug. 7, 2001
5899159 Method of forming a folded hem and system for guiding a multiple ply seam of a textile work piece May. 4, 1999
5882457 Tire tread guiding Mar. 16, 1999
5833106 Web tension equalizing roll and tracking apparatus Nov. 10, 1998
5687660 Cloth edge control device for a sewing machine Nov. 18, 1997
5685471 Printing device with friction drive for processing strip-shaped recording substrates Nov. 11, 1997
5645207 Apparatus and method for securing a moving fabric Jul. 8, 1997
5581908 Device for drawing in material webs through a drier with a guide that can be closed-off Dec. 10, 1996
5551619 Tread strip centering guide for tire building machines Sep. 3, 1996
5524804 Lock-out device for threading in a strip guide apparatus Jun. 11, 1996
5497720 Device for guiding a cover member to a sewing machine Mar. 12, 1996
5461999 Edge guiding apparatus for sewing machines Oct. 31, 1995
5289788 Method of controlling fabric edge position and apparatus thereof Mar. 1, 1994
5276460 Skew preventer for a film belt Jan. 4, 1994
5271347 Process and associated apparatus for joining automatically the beginning and the end of a hem in a circular textile material Dec. 21, 1993
5224639 Lateral tracking and positioning system for fabrication of composite sheet material Jul. 6, 1993
5086963 Web guidance and tracking mechanism for a continuous belt filter Feb. 11, 1992
5087318 Web-aligning apparatus Feb. 11, 1992
5020460 Method and apparatus for aligning a fabric ply in a sewing machine Jun. 4, 1991
4996543 Precision medium handling system and method for a recorder Feb. 26, 1991
4990215 Web-aligning apparatus Feb. 5, 1991
4919318 Swing arm roller speed differential web tracking system Apr. 24, 1990
4909425 Guiding device for folded film Mar. 20, 1990
4835547 Thermal printer with a mechanism for preventing a recording sheet's meandering May. 30, 1989
4829746 Apparatus for placing a web of film under tension May. 16, 1989
4809968 Side registration with subtle transverse corrugation Mar. 7, 1989
4805892 Cross-track registration device for sheet transport system Feb. 21, 1989
4790428 Conveyor belt guide rollers Dec. 13, 1988
4727709 Steering, joining and guiding mechanism for zippered film Mar. 1, 1988
4629177 Pressure roller arrangement for a paper transport device Dec. 16, 1986
4567492 Paper transport device for a recorder Jan. 28, 1986
4433460 Apparatus for spreading and guiding a web of textile fabric Feb. 28, 1984
4381587 Apparatus for correcting deviation of travelling fabrics May. 3, 1983
4369905 Method and apparatus for guiding a corrugated fibreboard web Jan. 25, 1983
4303189 System and method for aligning fabric Dec. 1, 1981
4201132 Method of an apparatus for equalizing longitudinal stresses in an advancing web May. 6, 1980
4068789 Method and apparatus for controlling a moving web Jan. 17, 1978
4049486 Rubber strip guide apparatus Sep. 20, 1977
4007865 Web guiding and centering apparatus Feb. 15, 1977

  Recently Added Patents
Watch dial
Display screen or portion thereof with icon
Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation
Leg mounted portable computer
Proximity sensor arrangement in a mobile device
Method for editing a media clip in a mobile terminal device, a terminal device utilizing the method and program means for implementing the method
Fabrication of high gradient insulators by stack compression
  Randomly Featured Patents
System and method for delivering information at inaccessible locations
Startup circuit and high speed cable using the same
Method of manufacturing Group III nitride substrate and semiconductor device
Sonde housing structure
Double secondary seal for floating roof tanks
Pharmaceutical preparation for improving the bioavailability of drugs which are difficult to absorb and a procedure for obtaining it
Climate controlled beverage truck
Mechanical amplifier
Messaging system
Headset communication device