Patents
Patents for B21D 26 - Shaping without cutting otherwise than by using rigid devices or tools or yieldable or resilient pads, e.g. shaping by applying fluid pressure or magnetic forces (5,593)
03/1994
03/23/1994EP0588528A1 Apparatus and method for forming and hydropiercing a tubular frame member
03/16/1994EP0586620A1 Process for the low-pollution operation of an explosion device and suitable explosion device for implementing this process.
03/16/1994CN1083750A High-energy wholly shaping end-closing technology without mould
03/03/1994WO1994004293A1 Process for the manufacture of assemblies composed of two glued pieces and including a forming stage
02/1994
02/23/1994EP0584020A1 Method of producing an assembly made of two glued pieces, the method including a forming step
02/17/1994WO1994003290A1 Device for explosive forming of tubes of complex configuration
02/15/1994US5285573 Method for manufacturing hollow airfoils (four-piece concept)
02/08/1994CA1326768C Process for producing an assembled shaft
02/02/1994EP0581458A2 Methods and apparatus for forming sheet metal using a liquid to form the metal directly
02/02/1994CN1081400A Non-sealed contact type self-detonation reinforcing method
01/1994
01/26/1994EP0414731B1 Curved superplastic forming/diffusion bonding sandwich fabricated structures
01/25/1994US5280672 Apparatus for making cam shafts
01/18/1994US5279142 Hydrostatically deforming a hollow body
01/11/1994US5277045 Superplastic forming of metals at temperatures greater than 1000 degree C
01/11/1994CA1325883C Process for producing a connection
01/04/1994US5275325 Pressurization system inlet assembly for superplastic forming and diffusion bonding
01/04/1994US5275033 Metal can body shaping installation
12/1993
12/29/1993EP0575646A1 A method and a device for forming various workpieces
12/28/1993US5273202 Method of manufacturing an article, a method of diffusion bonding and a vacuum chamber
12/23/1993CA2086579A1 Method and a device for forming various workpieces
12/14/1993US5269058 Design and processing method for manufacturing hollow airfoils
11/1993
11/18/1993EP0569561A1 Using exhaust gas mass flow rate to control superplastic forming
11/04/1993DE4214557A1 Method for hydraulic expansion of closed hollow profiles - processes blank, which is pre-profiled before hydraulic expansion
11/03/1993EP0568201A1 A method of manufacturing an article by superplastic forming and diffusion bonding
11/03/1993EP0568188A1 Superplastically forming components by gas inflating partially united plates
11/02/1993CA1323775C Process for producing assembled crankshafts by expanding sleeves arranged in divided journals
10/1993
10/26/1993US5256430 Underwater shock pressure
10/19/1993US5253419 Method of manufacturing a hollow blade for a turboshaft engine
10/14/1993WO1993020382A1 Metal pipe and process for producing the same
10/13/1993EP0564732A1 Seal head for tube expansion apparatus
10/13/1993CN1022386C Hydraulic expander for ring shape workpiece
09/1993
09/16/1993WO1993017825A1 A device for cladding tubes by means of an explosive process
09/15/1993EP0560528A1 Manufacture of components by superplastic forming
09/14/1993US5243758 Design and processing method for manufacturing hollow airfoils (three-piece concept)
09/07/1993US5242102 Method for forming and diffusion bonding titanium alloys in a contaminant-free liquid retort
09/07/1993US5242098 Method of explosively bonding composite metal structures
09/02/1993WO1993016836A1 A method of cladding tubes
08/1993
08/31/1993US5240376 For a turbine engine
08/31/1993US5239852 Apparatus and method for forming a tubular frame member
08/17/1993US5235836 Seal head for tube expansion apparatus
08/10/1993US5233856 External seal unit for tube hydroforming
08/10/1993US5233854 Press apparatus for hydroforming a tube
08/03/1993CA1320821C Method and apparatus for explosively welding a sleeve into a heat exchanger tube
07/1993
07/29/1993DE4203670A1 Method of formation of internal groove in tubular workpiece - involves applying axial load which causes buckling of workpieces
07/29/1993DE4201730A1 Servo-assisted rack and pinion steering for vehicle - has integral, pressure moulded steel housing for steering mechanism and servo-piston.
07/27/1993US5231259 Radiation manufacturing apparatus
07/27/1993CA1320654C Metal denture base
07/20/1993US5229562 Process for consolidation of composite materials
07/20/1993US5228615 Molding alloy
07/13/1993US5226578 Method of manufacturing an article, a method of diffusion bonding and a vacuum chamber
07/08/1993DE4200047A1 Prodn. of workpiece by super-plastic forming - is carried out simultaneously with bonding on of second workpiece
07/07/1993EP0549955A1 Method of the fluidised bed type for the shaping of sheet metal
06/1993
06/30/1993EP0549172A1 Design and processing method for manufacturing hollow airfoils (three-piece concept)
06/30/1993EP0548859A1 Method of making support elements for vehicles
06/22/1993US5220727 Method making cam shafts
06/16/1993CN2136082Y Metal workpiece shaper operated by electromagnetic force
06/10/1993WO1993010923A1 Using exhaust gas mass flow rate to control superplastic forming
06/01/1993US5214949 Cold wall superplastic forming press with surface mounted radiant heaters
06/01/1993US5214948 Forming metal parts using superplastic metal alloys and axial compression
05/1993
05/26/1993EP0543695A1 Method and installation for forming the body of a metallic can
05/12/1993EP0541349A1 Forming of gas injection/exhaustion channels in diffusion bonded materials
05/11/1993US5209093 Apparatus for superplastic forming of large cylindrical structures
04/1993
04/28/1993CN2130615Y Crane whole span beam hydraulic detonation forming machine tool
04/27/1993US5205470 Method and apparatus for superplastic forming of hollow parts
04/22/1993DE4134596A1 Method for hydrostatic forming of sheet metal - uses initial phase for material distribution, and end phase for actual forming
04/20/1993US5203190 Method and apparatus for making a hydrocyclone separation chamber
04/14/1993CN2129660Y Electric shock former
04/14/1993CN1070853A Metal plate stuff half-module forming technology
04/07/1993EP0535935A1 Improvement relating to diffusion bonded/superplastically formed cellular structures
03/1993
03/23/1993US5195239 Method for assembling shafts
03/09/1993CA1314133C Method of forming reinforced box-section frame members
03/02/1993US5189790 Method of fabricating a double walled pipe elbow
02/1993
02/23/1993US5187962 Apparatus and method for reshaping containers
02/17/1993EP0527575A1 Manufacture of articles by diffusion bonding and superplastic forming
02/17/1993EP0527570A1 Method of developing complex tool shapes
02/04/1993WO1993001902A1 Die forming metallic sheet materials
01/1993
01/26/1993US5181647 Method and tooling for fabricating monolithic metal or metal matrix composite structures
01/21/1993WO1993001020A1 Superplastic deformation of diffusion bonded aluminium structures
01/20/1993EP0523360A1 Y-pipe and method for making the same
01/20/1993EP0523216A1 Device for the hydrostatic shaping of hollow bodies of cold-workable metal.
01/20/1993EP0523215A1 Process for the hydrostatic shaping of hollow bodies of cold-workable metal and device for implementing it.
01/13/1993CN1067836A Explosive method for expansion joint between multi-hole plunger pump body and hole-wall lining pipe
01/12/1993US5177990 Autofrettage device for tubes
01/07/1993EP0521637A1 Apparatus and method for reshaping containers
01/05/1993CA2071799A1 Apparatus and method for reshaping containers
12/1992
12/16/1992EP0517982A1 Method of tool development
12/15/1992US5170557 For an internal combustion engine
12/11/1992CA2049860A1 Method of tool development
12/10/1992WO1992021918A1 Process for the low-pollution operation of an explosion device and suitable explosion device for implementing this process
12/09/1992EP0517094A2 Forming process of amorphous alloy material
12/08/1992CA1311159C Method of forming metal
12/02/1992EP0516080A2 Method for generating a detonation pressure and apparatus therefor
12/01/1992US5168169 Method of tool development
12/01/1992CA1310812C Method for manufacturing a pipe with projections
11/1992
11/24/1992US5165304 Assembled shaft
11/11/1992EP0512160A2 Autofrettage for tubes
10/1992
10/28/1992CN1065611A Volute shape thin sheet hydraulic integral stretch forming die
10/28/1992CN1065610A Double-layer spherical container integral expansion making method
10/28/1992CN1018800B Method of forming box-like frame members
10/27/1992US5157969 Apparatus and method for hydroforming sheet metal
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