Resources Contact Us Home
Class Information
Number: 112/293
Name: Sewing > Elements > Thread cutting, severing or breaking > Upper thread
Description: Devices designed to cut a thread emanating from the upper surface or plane of the work.

Sub-classes under this class:

Class Number Class Name Patents
112/294 Scissors type 25
112/295 Single blade cutter 18

Patents under this class:

Patent Number Title Of Patent Date Issued
7093549 Wiper device for sewing machine Aug. 22, 2006
6907834 Sewing machine Jun. 21, 2005
6467419 Upper thread cassette and upper thread changing device Oct. 22, 2002
6332419 Auxillary device of a sewing machine Dec. 25, 2001
5009177 Thread cutting unit having a rotatably driveable cutting knife and loop spreading plate for a sewing machine Apr. 23, 1991
5005504 Thread cutting device having a translatably slidable knife and catcher, being driven for forming uniformly short stitch thread ends in a zig zag sewing machine Apr. 9, 1991
4919061 Button-hole sewing machine having a thread cutting and clamping device Apr. 24, 1990
4550672 Thread-holding apparatus for buttonhole machine Nov. 5, 1985
3998172 Thread cutter device for sewing machines Dec. 21, 1976

  Recently Added Patents
Method, system and program for securing redundancy in parallel computing system
Pyroelectric detector, pyroelectric detection device, and electronic instrument
Specification of latency in programmable device configuration
Method of motion correction in optical coherence tomography imaging
Printed circuit board unit having routing unit mounted thereon and computer device having the same
Vehicle battery with cell balancing current paths and method of charging the same
Surface modification
  Randomly Featured Patents
Construction material with calcium silicate monohydrate produced thereon in situ and composition therefor
Calendering process for polyester fabric
Musical tone synthesizing apparatus, musical tone synthesizing method and storage medium
Purification of hexafluoroethane
Design and layout techniques for low parasitic capacitance in analog circuit applications
Conveyor belt
Chrysanthemum plant named `Golden Yoandrea`
Synthesis of 1,4-trans-polybutadiene using a lanthanide organic acid salt catalyst
Inflatable aquatic table
Combination golf bag and protective shipping case