Patents for B21D 7 - Bending rods, profiles, or tubes (6,195)
07/1995
07/11/1995US5431035 Hydraulic pipe bender of large dimension
07/05/1995EP0661116A1 Method and apparatus for bending a pipe
07/05/1995EP0661115A1 Tube bending apparatus
07/04/1995CA2101320C Apparatus for bending beams
06/1995
06/29/1995WO1995017613A1 Brake shoes
06/29/1995DE4343862A1 Bending of metal profiles with thermal insulation
06/28/1995EP0659498A1 Bending assembly of a bending machine
06/27/1995US5426965 Method for exerting axial compressive force on a tube
06/21/1995CN2201187Y Al sections cold bending shaper
06/20/1995US5425257 Method and apparatus for bending an elongate workpiece
06/14/1995EP0657231A1 Band plate bending apparatus
06/07/1995EP0656245A2 Clamping device and tube bending press provided with such a vice
06/06/1995US5421182 Telescoping die for tube bending
06/06/1995CA1335784C Small-diameter metallic conduit bending machine
05/1995
05/10/1995CN2196520Y Bending roll machine
04/1995
04/26/1995EP0649688A1 Dual head tube bender
04/26/1995EP0649687A1 Tube bending machine
04/20/1995WO1995010371A1 Plate roll
04/18/1995US5406692 Wire reversing apparatus in wire terminating equipment
03/1995
03/16/1995DE4330420A1 Tube-bending machine
03/16/1995DE4330419A1 Driving device for a bending head
03/16/1995DE4329567A1 Improvements to tube-bending machines
03/08/1995CN1099676A Apparatus for and method of bending and heat exchanger
02/1995
02/21/1995US5390538 Process for bending metal hollow sections and apparatus for carrying out the process
02/21/1995US5390522 Tandem roller pipe bender
02/14/1995US5389099 Keyhole rod bender
02/08/1995CN1098340A Tube bending apparatus
01/1995
01/25/1995CN1097667A Technology for producing guage bent tube
01/18/1995EP0518929B1 Stabilizer bar and method and apparatus for manufacturing the same
01/18/1995CN1097361A L-iron bender
01/11/1995EP0633076A1 Tube bending apparatus and method
01/11/1995CN2187081Y Metal bend preformer
01/10/1995US5379624 Slaved tube length control for hairpin bender
01/10/1995US5379517 Method and apparatus for roofing
01/08/1995CA2115202A1 Tube bending apparatus and method
01/05/1995DE4420725A1 Method, bending machine and hardening device for the production of a bent sectional bar
12/1994
12/27/1994US5375447 Method to carry out bends and relative device
12/18/1994WO1995000266A1 Band plate bending apparatus
12/14/1994EP0463132B1 Machine for bending rod-shaped material
12/08/1994WO1994027757A1 Carriage boost drive
12/06/1994US5369973 Process and device for bending tubes which can be deformed or bent
11/1994
11/30/1994EP0626222A1 Procedure and apparatus for forming a rectangular collar at the end of a pipe
11/30/1994EP0626221A1 Apparatus for bending a band-shaped work
11/30/1994CN2183836Y Metal frame bender
11/30/1994CN2183835Y Multifunctional pipe bender
11/23/1994EP0625676A2 Method for roasting, frying and cooking food
11/10/1994WO1994025195A1 Microprocessor controlled apparatus and method for forming metal building panels
11/02/1994CN2181346Y Multistation pipe bender
11/01/1994US5359871 Microprocessor controlled apparatus and method for forming metal building panels
11/01/1994CA1332805C Automatic machine for producing frames for spring mattresses from circular or flat wire
10/1994
10/26/1994CN2180354Y Automatic pipe bender
10/20/1994DE4312556A1 Method for bending
10/18/1994US5355708 To produce bent rod product pieces
10/11/1994US5353622 Articulated three point pipe bending apparatus
10/06/1994DE4319591A1 Electric tube-bending device
10/06/1994DE4310773A1 Free plastic bending
10/06/1994DE4310235A1 Gar- Brat- und Backverfahren Cooking roasting and baking process
10/05/1994CN2178571Y Bending apparatus for large pipe diameter metal pipe
10/04/1994US5351517 Method of, and a machine for, stretching and bending a profiled length of material
09/1994
09/13/1994US5345803 Adjustable tube bending method and apparatus
09/13/1994US5345802 Shaped groove countermatrix for rotary groove pulley matrix and countermatrix bending head pipe bending machines
09/07/1994EP0613739A1 Bending processing method and apparatus therefor
09/06/1994US5343725 For rotary draw bending a tube
08/1994
08/24/1994EP0611611A1 Electrical apparatus for bending tubes
08/23/1994US5339670 Apparatus and method for bending tubing
08/16/1994US5337590 Method and apparatus for bending tubes using split bend die
08/10/1994CN2173669Y Bending roll machine with adjustable central roller and oscillating side rollers
08/09/1994US5335529 Bending fixture and method of assembling the bending fixture
08/09/1994CA1331326C Clip pliers
08/03/1994EP0609186A1 A coupling between the controlling and actuating member and the working head of a portable pipe bending machine
08/02/1994US5333481 Apparatus for spatial uncoiling and stretch-bending process in combination with a bending mandrel station
07/1994
07/14/1994DE4300311A1 Deforming rod-shaped components in several steps
07/13/1994EP0513023B1 Drive unit for a modular-construction workpiece processing centre
07/12/1994US5327758 Pipe bending machines
07/06/1994EP0604747A1 Bending machine
07/06/1994EP0484418B1 Method for providing very small bend radii in tube-like structures
06/1994
06/22/1994EP0493549B1 Hydraulic or pneumatic auxiliary drive for manual sheet-metal forming tools
06/16/1994DE4242002A1 System for bending continuously produced material - has central material clamping unit consisting of two independently operable pairs of clamping tools
06/15/1994EP0601961A1 Tube bending apparatus
06/01/1994DE4239844A1 Bending head for bending bar and tube material - with the swivel arm consisting of two parts allowing the roll on it to be displaced radially towards the roll with the fixed axis.
05/1994
05/31/1994US5315852 Rotary draw bending apparatus and method
05/24/1994US5315522 Table bender controller
04/1994
04/28/1994DE4336093A1 Multi-purpose metal-working machine - has improved guide system for tool holder slide
04/20/1994EP0592798A1 Method to carry out bends and relative devices
04/19/1994US5305223 Tube bending machine
04/13/1994CN2161389Y Cross bending device for metal special-shaped bar
04/12/1994US5301530 Tube bending apparatus
03/1994
03/16/1994EP0586703A1 Method of manufacturing bent pipe of high tensile steel
03/16/1994CA2105794A1 Method to carry out bends and relative device
03/09/1994CN1083420A Metal profile bending roll forming method and equipment
03/08/1994US5291771 Wire bending apparatus
03/02/1994EP0524991B1 Process and device for bending at least a section of a rod material
03/02/1994CN2158024Y Seamless straight-pipe section bend
03/02/1994CN2158023Y Reducing steamless ell
02/1994
02/23/1994EP0583870A1 Pipe bending apparatus and method
02/22/1994US5287691 Metal cord and composite material comprising the metal cord and rubber
02/16/1994CN2155966Y Numerical controlled hydranlic shaped material bending machine
02/15/1994US5285671 Bending-shaping machine having multiple working levels
02/10/1994DE4225878A1 Bending of e.g. insulated glass panels, to form circular or part circular bend - using distance holder section which is displaced longitudinally and displacement path measured using light barrier
02/09/1994EP0582064A1 Apparatus for bending hollow profiles
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