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Class 228/128 - With mechanical interlock


Subclass of Class 228 - Metal fusion bonding
Definition: Process which in addition to bonding include providing the
No. of patents: 12
Last issue date: 06/09/2009


NumberTitleIssue Date
7543733Method of protecting against corrosion at high temperature
The invention relates to a method of protecting equipment intended to operate at high temperature in the presence of a fluid containing at least one hydrocarbon and/or carbon monoxide against corrosion by metal dusting, method in which pieces of the equipment are ma...
06/09/2009
7051767End formed tube
An end formed tube to which a molded plastic part is attached and sealed. One end of the end formed tube is rolled over to form a lip, which prevents the removal of the molded part. The rolled over lip portion creates a void in which plastic overmold from the plasti...
05/30/2006
6660407Friction-welded shaft-disc assembly and method for the manufacture thereof
A composite shaft/disc workpiece which is assembled from a disc with a passage hole and from a shaft by friction welding is disclosed. The outer wall of the shaft has a plurality of steps in the connection region with the disc, the radius of the steps bec...
12/09/2003
6514631Heating furnace tube and method of manufacturing the same
A heating furnace tube, a method of using the same and a method of manufacturing the same which have been developed with a view to eliminating inconveniences occurring when a carbon-containing fluid is made to flow in the heating furnace tube. The heating...
02/04/2003
6386428Multi-element composite object
A multi-element composite object composed from first, second, and third metal components is provided, wherein the first metal and the third metal are weld incompatible. The multi-element composite object includes a first component fabricated from a first ...
05/14/2002
5772105Clad shape memory alloy composite structure and method
A composite structure comprising a body having a surface. Cladding covers at least a part of the surface. The body and the cladding are formed of different materials, at least one of which is a shape memory alloy having a recoverable strain in excess of 1...
06/30/1998
5700373Method for sealing a filter
A process for sealing a ceramic filter by infiltrating a metal into an end of the filter. The process includes the steps of contacting the end of a porous ceramic filter with a molten metal, whereby the metal enters into the ceramic matrix to substantiall...
12/23/1997
5649662Method and a pipe element for providing a radially outwards directed bead at the end rim of a pipe
In this method a short pipe element (2) with a radially outwards directed bead (3) at its end rim (4) is inserted into a pipe, and a radially outwards directed bead (7, 8) is rolled in the other end (5) of the pipe element (2) and in the pipe (1), such th...
07/22/1997
5005755Flexible tube of endoscope and method of and apparatus for producing the same
An elongated flexible tube that constitutes an insert part of an endoscope. The flexible tube comprises: a spiral tube made of a precipitation hardening metal and having a groove which is recessed inwardly from the outer surface of the tube, the groove ex...
04/09/1991
4813590Method for joining plastic components
To alter the surface qualities of nonreactive materials, such as polypropylene and polyethylene in order to provide a means for bonding the plastic to metal, hard granular materials of oxides or carbides are partially impregnated into the surface of the p...
03/21/1989
4708897Composite product having a tubular metal casing with a welt-type seam, and a core in powder form, which can be rolled up
The invention concerns a composite product, also referred to as cored wire, comprising a tubular metal casing having a welt-type seam, containing a core of compacted powder or granular material, which can be easily rolled up and then unrolled, without the...
11/24/1987
4063060Methods of making torsional vibration isolating motor mounting systems and arrangements
Disclosed subject matter includes flexible motor mounting members particularly adapted for vibration induced flexing movement combined with oscillatory movement about a pivot axis at a point of attachment on a blower housing or other support. Short but st...
12/13/1977
 
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