Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Material Science
Class Information
Number: 72/137
Name: Metal deforming > By deflecting successively-presented portions of work during bodily movement thereof (e.g., for coiling, levelling, curving or troughing material in movement) > To form helical coil or tube > With deforming of work or product (other than by coiler)
Description: Subject matter further provided with means for deforming work, which means functions in a manner different from the instrumentality defined in subclass 135.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8402801 Cord manufacturing apparatus and cord manufacturing method Mar. 26, 2013
8166786 Wire-forming machine May. 1, 2012
8136379 Helical part manufacturing apparatus and control method thereof Mar. 20, 2012
8091398 Apparatus and method for the manufacture of a spring unit Jan. 10, 2012
7797977 System for producing a helical stator Sep. 21, 2010
7610787 Spring manufacturing apparatus and control method thereof Nov. 3, 2009
7603760 Method for producing a helical stator Oct. 20, 2009
7334445 Method for producing an end lug of a spring member formed of a strand of wire, and apparatus for manufacturing same Feb. 26, 2008
7198068 Cassette pigtailing machine for a coil spring Apr. 3, 2007
7143620 Spring manufacturing apparatus and driving force transmitting component mounted on the apparatus Dec. 5, 2006
7134305 Wire feeder driving mechanism for spring manufacturing machine Nov. 14, 2006
7080537 Spring manufacturing machine Jul. 25, 2006
7024901 Wire spring forming apparatus Apr. 11, 2006
6923034 Wire spring forming apparatus Aug. 2, 2005
6817220 Mold head device of spring forming machine Nov. 16, 2004
6701765 Spring manufacturing apparatus Mar. 9, 2004
6606894 Transmission mechanism for spring winding machine Aug. 19, 2003
6571591 Spring manufacturing apparatus and wire guide used for the same Jun. 3, 2003
6378352 Method and apparatus for winding thin walled tubing Apr. 30, 2002
6377736 Helical products and method of manufacturing of same for engagement with a cable Apr. 23, 2002
6151942 Spring manufacturing apparatus Nov. 28, 2000
6142002 Spring manufacturing apparatus and tool selection apparatus Nov. 7, 2000
6092407 Ring bending machine Jul. 25, 2000
6000265 Spring manufacturing apparatus Dec. 14, 1999
5937685 Method and apparatus for linear spring Aug. 17, 1999
5927123 Coil spring shaper Jul. 27, 1999
5868996 Device for manufacturing curved helical springs Feb. 9, 1999
5860308 Auxiliary bending device for a spring-making machine Jan. 19, 1999
5791184 Spring-making machine Aug. 11, 1998
5758420 Process of manufacturing an aneurysm clip Jun. 2, 1998
5732583 Wire forming apparatus Mar. 31, 1998
5586461 Methods and apparatus for manufacturing helical products Dec. 24, 1996
5476229 Annular multi layer coil assembly Dec. 19, 1995
5454249 Spring toe forming device and method Oct. 3, 1995
5452598 Automatic spring formation apparatus Sep. 26, 1995
5442944 Auto-feed control mechanism for computerized numerically-controlled spring forming machine Aug. 22, 1995
5363681 Apparatus for shaping wire Nov. 15, 1994
5105641 Apparatus for forming wire Apr. 21, 1992
5105642 Continuous coil spring forming method Apr. 21, 1992
5086532 Methods and apparatus for forming fasteners and threaded connections Feb. 11, 1992
5036690 Flexible pipe end crimping apparatus Aug. 6, 1991
5025648 Coiled spring making apparatus Jun. 25, 1991
4986103 Apparatus for coiling springs with tucked ends Jan. 22, 1991
4981029 Electric heater coil assembly termination apparatus and method of use Jan. 1, 1991
4967580 Method and apparatus for making double-coned coil springs Nov. 6, 1990
4947670 Universal automatic spring-making machine Aug. 14, 1990
4945744 Method and apparatus for forming a barrel coil spring Aug. 7, 1990
4929167 Apparatus for producing a helical tube May. 29, 1990
4893491 Apparatus for forming coil springs Jan. 16, 1990
4813126 Apparatus and method for fabricating magnetic devices Mar. 21, 1989

1 2










 
 
  Recently Added Patents
Enhanced claims damage estimation using aggregate display
Photon density wave based determination of physiological blood parameters
Systems and methods for classifying electronic information using advanced active learning techniques
Printer
Systems and methods for identifying malicious domains using internet-wide DNS lookup patterns
Semiconductor memory device
Lifting apparatus
  Randomly Featured Patents
Switch structure and method
Prevention of fescue toxicosis
Cat litter screening device
Safety helmet for motor-cyclists provided with manually-adjustable ventilation means
Electrical splice sealant pad
Direct memory access transfer reduction method and apparatus to overlay data on to scatter gather descriptors for bus-mastering I/O controllers
Force sensing device
Apparatus and method for presence service on inter-domain
Mixing hole arrangement and method for improving homogeneity of an air and fuel mixture in a combustor
Portable table system