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Class Information
Number: 72/61
Name: Metal deforming > By application of fluent medium, or energy field > Using fixed die > Expanding hollow work
Description: Subject matter wherein pressurized fluent material engages the interior surface of work at least a portion of which has a closed periphery cross-section.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614151 |
Method of securing a bracket to a frame assembly |
Nov. 10, 2009 |
| 7614271 |
Preform, hydroforming method, and hydroformed product |
Nov. 10, 2009 |
| 7568369 |
Mold construction for a process and apparatus for manufacturing shaped containers |
Aug. 4, 2009 |
| 7552535 |
Method of forming hydroformed member with opening |
Jun. 30, 2009 |
| 7546754 |
Method of fabricating tubular structure from hybrid material |
Jun. 16, 2009 |
| 7509827 |
Device and method for expansion forming |
Mar. 31, 2009 |
| 7409758 |
Vibration damper systems for drilling with casing |
Aug. 12, 2008 |
| 7406849 |
Preform, hydroforming method, and hydroformed product |
Aug. 5, 2008 |
| 7380429 |
Tubular local expansion apparatus and method of locally expanding tubular member for vehicles |
Jun. 3, 2008 |
| 7370504 |
Method of making variable thickness tubular member for vehicles |
May. 13, 2008 |
| 7337641 |
Hydroformed tubular members and method of hydroforming tubular members for vehicles |
Mar. 4, 2008 |
| 7331095 |
Method of hydroforming a workpiece |
Feb. 19, 2008 |
| 7325307 |
Installation for shaping a hollow blade |
Feb. 5, 2008 |
| 7305860 |
Method for tube forming |
Dec. 11, 2007 |
| 7284403 |
Apparatus and method for performing a hydroforming process |
Oct. 23, 2007 |
| 7251973 |
Hydroforming apparatus |
Aug. 7, 2007 |
| 7251972 |
Method and device for reshaping tubes |
Aug. 7, 2007 |
| 7249481 |
Process for forming a hydroformed automotive component with integrated weld flange |
Jul. 31, 2007 |
| 7231793 |
Warm hydro-forming device |
Jun. 19, 2007 |
| 7210611 |
Formed structural assembly and associated preform and method |
May. 1, 2007 |
| 7204114 |
Method of progressive hydro-forming of tubular members |
Apr. 17, 2007 |
| 7194883 |
Method for forming of tubular work-pieces using a segmented tool |
Mar. 27, 2007 |
| 7178240 |
Method for molding bicycle tube |
Feb. 20, 2007 |
| 7165301 |
Motorcycle rear suspension swingarm assembly |
Jan. 23, 2007 |
| 7150177 |
Hydraulic press with a pressure cell and a method and use for it, whose press body consists of prestressed lamellas |
Dec. 19, 2006 |
| 7146700 |
Method of manufacturing a pressure damper for a fluid conduit |
Dec. 12, 2006 |
| 7143618 |
Method of making pre-formed tubular members |
Dec. 5, 2006 |
| 7140217 |
Hydroform die tube holding assembly and method of making same |
Nov. 28, 2006 |
| 7107804 |
Methods of and apparatus for pressure-ram-forming metal containers and the like |
Sep. 19, 2006 |
| 7096700 |
Method for performing a hydroforming operation |
Aug. 29, 2006 |
| 7059033 |
Method of forming thickened tubular members |
Jun. 13, 2006 |
| 7051768 |
Hydroform process and hydroform product |
May. 30, 2006 |
| 7051564 |
Method for making a bicycle frame part |
May. 30, 2006 |
| 7047780 |
Apparatus for performing a hydroforming operation |
May. 23, 2006 |
| 7028520 |
Method and device using high interior pressure to reshape structural section |
Apr. 18, 2006 |
| 7024898 |
Method for hydroforming a hollow profile |
Apr. 11, 2006 |
| 7017249 |
Apparatus and method for forming a tube having an article attached thereto |
Mar. 28, 2006 |
| 7013697 |
Method for expanding a tubular blank |
Mar. 21, 2006 |
| 6986273 |
Apparatus and method for opening and closing stacked hydroforming dies |
Jan. 17, 2006 |
| 6976376 |
Apparatus and method for quenching thin-walled metal hollow casing |
Dec. 20, 2005 |
| 6966209 |
Internal high-pressure deformation method for production of in particular bulging and undercut hollow bodies |
Nov. 22, 2005 |
| 6941786 |
Component specific tube blanks for hydroforming body structure components |
Sep. 13, 2005 |
| 6931776 |
Apparatus for the section-wise autofrettage of gun barrels |
Aug. 23, 2005 |
| 6922882 |
Method of joining tubular members |
Aug. 2, 2005 |
| 6910359 |
Die apparatus and method for high temperature forming of metal products |
Jun. 28, 2005 |
| 6892560 |
Mold clamping apparatus and mold clamping method |
May. 17, 2005 |
| 6889535 |
Tool assembly |
May. 10, 2005 |
| 6862910 |
Method of manufacturing a hollow metal body |
Mar. 8, 2005 |
| 6845552 |
Method of preparing hydroformed metallic golf club shafts |
Jan. 25, 2005 |
| 6842957 |
Process for producing a tubular component |
Jan. 18, 2005 |
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