Resources Contact Us Home
Cloth cutter with sharpener and cloth contacting parts are teflon coated

Image Number 3 for United States Patent #4152829.

The invention relates to a cloth-cutting machine with a sword-knife, provided with a band sharpening device, an elastic hold-down and all the parts being in contact with the cloth sheet to be cut are coated with an anti-friction polytetrafluorethylene coating. The machine is driven by an electromotor and can be characterized in that in the sharpening head band tensioning arms are arranged, on said arms changeable heads are mounted, furthermore the machine is provided with a control spindle performing regulation by means of a tension spring and a nut bolt. The rod pressing the cloth in an elastic manner is provided with the toothed retaining member, the casing leading the same, with the spring built into said casing, with a retaining lever, a further spring and with an arm for the release of the retaining member.The machine according to the invention ensures excellent quality of the cloth-sheet cut, economical operation of the machine and reduced display of physical strength.

  Recently Added Patents
Wafer recycling method
File management apparatus and file management apparatus controlling method
Hot-press cushion material and manufacturing method of the same
Changing sound alerts during a messaging session
Using sets of OTDR receive fibers with different lengths of marker events to verify optical fiber connectivity
Multistable electromagnetic actuators
Externally gapped line arrester
  Randomly Featured Patents
Telecommunications switch array with thyristor addressing
Magnetic support & transport system
Method and kit for detection of multiple protein interactions
Engine cold start fuel control method having low volatility fuel detection and compensation
Campfire grill or similar article
Continuous process for manufacture of lactide polymers with controlled optical purity
Method for the fabrication of printed circuits
Theft prevention device
Conductive through via structure and process for electronic device carriers