Patents
Patents for B21D 39 - Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders (11,420)
09/1992
09/29/1992US5150508 Hemming machine and method
09/23/1992EP0504490A1 Crimping tool for crimping tube connections
09/22/1992US5148698 Compression tool
09/19/1992CA2062898A1 Jointing clamp for pressing pipe connections
09/16/1992EP0406301B1 Bending apparatus
09/09/1992EP0502761A1 Steering column tube and frame for automotive vehicle
09/08/1992CA1307169C Method and apparatus for joining plates by stamping pressing and swaging dies
08/1992
08/26/1992EP0500273A1 Metal laminate gasket with fixing devices
08/26/1992EP0499819A1 Insert member for use with hose clamp arrangements
08/23/1992CA2059820A1 Insert member for use with hose clamp arrangements
08/19/1992EP0499094A2 Expanding tool for hollow work pieces
08/19/1992CN1017918B Hollow shaft made of material with low elasticity modulus
08/18/1992US5138758 Method for joining two or several overlaying sheet formed members together, metal or non-metal, and apparatus for carrying out the method
08/13/1992CA2061060A1 Flaring tool for hollow workpieces
08/11/1992CA1306118C Hot-rolled concrete reinforcing bar, in particular reinforcing ribbed bar and method of making the bar
08/04/1992US5134900 Crankshaft with hollow pins
08/04/1992US5134768 Apparatus for automatically mounting and removing replacement pins for pipe expanding mandrels
07/1992
07/29/1992EP0496425A1 Method and apparatus for forming box-shaped sheet metal ducts
07/28/1992US5133206 Method and apparatus for reforming a portion of a member to a predetermined reference position
07/23/1992WO1992011956A1 Bending apparatus
07/21/1992US5131258 Punch anvils for sheet fastening systems
07/21/1992US5131145 Process for obtaining a hermetic connection for rigid tube
07/21/1992US5131131 Method for attaching surgical suture components
07/15/1992EP0494843A1 Method for making a double-walled tubular piece .
07/14/1992US5129253 Antifretting coating for a bushing in a coldworked joint
07/14/1992US5129246 Tubing expander
07/02/1992DE4119624C1 Positive sheet metal plate joining mechanism - has joining press with plunger and die with plunger movable towards and away from die
07/01/1992EP0492173A1 Surgical needle and apparatus and method for suture attaching
06/1992
06/25/1992CA2058193A1 Surgical needle and apparatus and method for suture attaching
06/16/1992US5121625 Tool for forming a crimped sleeve to tube joint
06/16/1992US5121537 Method of production of anchor-bonded composite structures
06/09/1992CA1302864C Machine and method for making awnings
06/09/1992CA1302688C Clinching tool
05/1992
05/31/1992WO1992009840A1 Tube joint, in particular for composite tubes
05/31/1992CA2074938A1 Pipe connection particularly on composite pipes
05/29/1992WO1992008558A1 Sheathing method and product thereby obtained
05/26/1992US5117328 Payload retention apparatus
05/26/1992US5115654 Expansion apparatus having three borehole-channel systems
05/26/1992CA1301437C Hose fitting crimper and method
05/21/1992DE4036480A1 Narrow band coil winding fixing - involves punching tangs in two inner windings to lock into groove
05/20/1992EP0485445A1 Process and device for making a plate from a strip
05/17/1992CA2030156A1 Dimpling machine
05/14/1992DE4110418C1 Vehicle load bearing sheet - comprises two different-thickness sheet members, superposed in stamping press and sheared by punch
05/12/1992CA1300408C Method of joining metals of different physical properties
05/07/1992DE4035210A1 Joint between sheet metal workpieces - is formed by pressing material from hole in one part over edge of hole in other part
05/07/1992DE4035057A1 Hydraulic appliance for expanding diameter of tube - has end caps with sealing rings fitted over ends of tube and includes cylinder receiving piston, formed in one end cap
05/06/1992CA2029326A1 Machine for realizing mechanical radiators
05/05/1992US5109888 High-pressure metallic pipe provided with connecting head part and method for formation thereof
05/05/1992CA1299849C Seaming apparatus
05/01/1992CA2029341A1 Seaming machine
04/1992
04/28/1992US5107579 Process of forming a folded seam connection between two cup-shaped workpieces
04/21/1992USRE33888 Method of making a camshaft for reciprocating piston engines
04/21/1992US5105640 Method and apparatus for forming box-shaped sheet metal ducts
04/21/1992CA1298996C Tool for cold forging tubular members
04/14/1992US5103548 Method and apparatus for securing a tubular bushing in a circular opening
04/07/1992USRE33868 Method of fastening drive elements of a hollow shaft
04/07/1992US5101653 Mechanical pipe expander
04/07/1992US5101561 Heat exchanger and a method for a liquid-tight mounting of an end plate to an array heat exchanging elements of the heat exchanger
04/07/1992US5101559 Method for repairing a steam generator tube
04/07/1992US5101554 Process for producing an assembled camshaft as well as assembled camshaft consisting of a shaft tube and slid-on elements
04/01/1992EP0477513A2 Connection device for a window bar grid
03/1992
03/31/1992US5099676 Apparatus for attaching surgical suture components
03/25/1992CN2099622U Thin plate biting edge forming machine
03/24/1992US5097689 Process for manufacturing hollow one-piece metal elements
03/17/1992US5095735 Pittsburgh lock hammer guide
03/17/1992US5095732 Crimping tool for vehicle door panels
03/15/1992CA2047397A1 Simplified hinge apparatus and associated joining methods
03/11/1992EP0474457A1 Channel forming apparatus
03/10/1992CA1296931C Tool for cold forging tubular members
03/05/1992DE4036656C1 Vehicle bodywork panel mfr. - involves toggle-action punch working onto die
03/04/1992EP0472675A1 Antifretting coating for a bushing in a coldworked joint.
03/04/1992EP0472530A1 Folding machine, especially for joining the edges of metal sheets by folding.
03/04/1992CN1015733B Bond hollow part
03/04/1992CN1015694B Universal valve, tube-fitting expansion pressure forming process
03/03/1992US5092724 Fastener and panel assembly
02/1992
02/25/1992US5090834 Connection arrangement and method of forming the same
02/25/1992US5090101 Duct corner installation tool
02/25/1992CA1296168C Apparatus for gripping tubes in multirow plate fin coils
02/18/1992US5089215 Method of securing a centering pin for a nuclear fuel assembly
02/18/1992US5088194 Fluid distribution system, and apparatus and method for making same
02/11/1992US5086638 Drive mechanism for a hemming apparatus
02/06/1992WO1992001530A1 Method for attaching an end-fitting to a drive shaft tube
01/1992
01/29/1992EP0468076A1 Apparatus for expanding tubes
01/28/1992US5083355 Hemming apparatus
01/28/1992CA1294798C Assembled cam shaft and method of manufacturing same
01/23/1992DE4123825A1 Concrete steel connection - is formed without muff with conical externally threaded section on one length engaging in corresponding hole in other length
01/23/1992DE4022721A1 Joint between pipe and pipe fitting - has arrangement causing radial expansion of pipe wall into grooves in fitting
01/15/1992CN1015305B Hollow shaft fixing drive element with axially different property of stoff to it by expanding it self
01/14/1992US5080406 Swagable fitting with inner curved grooves
01/14/1992US5079836 Process and apparatus for producing connections between crankshaft parts
01/14/1992US5079825 Method of manufacturing composite structures
01/08/1992CN2092383U Double cup type self-seal and hydraulic pressure casing swage
01/07/1992US5078564 Seaming equipment for securing the ends of tins, cans and similar metal containers, in particular cans for foodstuffs
01/07/1992CA1293853C2 Method and apparatus for joining pipe
01/02/1992EP0385975A4 Air cargo container and method for forming side panels thereof
01/02/1992EP0339060B1 Compression moulding tool for manufacturing multilayer moulder plates
01/02/1992EP0231213B1 Hydraulic expansion tool for tubular element
01/01/1992CN1015282B Clamping ring pipe joint for connecting metallic pipe
12/1991
12/27/1991EP0462719A2 Conductor guide forming machine
12/05/1991DE4017748A1 Sheet metal interlock - is formed by bent hook and limit stop recess on sheet to lock folded and profiled tab on other sheet at corner joint