U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Celebrity Inventors

Superstar singer Michael Jackson co-patented a "Method and means for creating anti-gravity illusion" in 1993.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 226/123 - Cyclical unequal movements


Subclass of Class 226 - Advancing material of indeterminate length
Definition: Device whereby the material is advanced in recurring series
No. of patents: 7
Last issue date: 09/24/2002


NumberTitleIssue Date
6454150Soft-start feature for continuous web cutters
A method and device for improving the throughput of a continuous web cutter, which is operated in move-and-pause cycles to allow the web to be cut into cut sheets. To avoid tear and web breakage, the web is fed at a low cycle rate at the starting stage. T...
09/24/2002
5086964Dual drive web feed apparatus and method
A web drive cyclically moves a web a fixed distance. First and second spaced draw roll units include separate servo motors. Separate programmed controllers are connected to energize the servo drives with a time motion profile including acceleration and de...
02/11/1992
4998657Apparatus for the intermittent forward feeding of a material web provided with transverse crease lines
An apparatus for feeding a material web includes a four-winged driving reel for intermittently feeding the material web in the forward direction. The four wings include two longer wings and two shorter wings. The distance between the free ends of adjacent...
03/12/1991
4389008Web supply roll jogger
Apparatus for incremental feeding of a paper web from an arborless supply roll over a transverse dancer bar resiliently supported at each end with the respective supports having different and variable spring rates to effect uneven pulling of the web durin...
06/21/1983
4362259Apparatus for stepwise transport of photographic film or the like
Apparatus for stepwise transport of exposed and developed photographic films through a copying machine so as to place selected film frames, namely those film frames which are to be imaged onto photographic paper and are designated by holes or other types ...
12/07/1982
4157683Printing system
A method of printing a multicolor design on a long, continuous web or carpet in a machine having uniformly spaced printing stations and apparatus for longitudinally advancing the carpet in steps between printing operations. Two or more stations adjacent e...
06/12/1979
3969173Method and apparatus for fabricating thermoplastic containers
A cup or other container is fabricated from two continuous web stocks. The sidewall, which is formed from a rectangular sheet-like blank of thermoplastic material cut from one web, is produced by winding the blank in a cylindrical winding mechanism to pre...
07/13/1976
 
Sign InRegister
Username  
Password   
forgot password?