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Class 264/507 - With axial compression


Subclass of Class 264 - Plastic and nonmetallic article shaping or treating: processes
Definition: Precesses in which tubular article or preform is corrugated
No. of patents: 19
Last issue date: 12/12/2006


NumberTitleIssue Date
7147455Method and apparatus for shape forming endovascular graft material
Methods and devices for molding a desired configuration into an endovascular graft section that is made of a plurality of layers of fusible material. Layers of fusible material are disposed on a shape forming mandrel with seams in the layers that may be configured t...
12/12/2006
7025922Method of manufacturing a bellows
A method of manufacturing a plastics material bellows, wherein a preform is made by molding plastics material in a mold, the mold having preferred deformation zones, and then before the part has completely left the mold, the bellows is formed by folding the preform ...
04/11/2006
6855287Method of manufacturing flexible resin hose
A hose 20 made of thermoplastic resin is heated by flowing high temperature such as vapor into the hose, the flow of the high temperature fluid is restricted downstream of he hose to pressurize an interior of the hose. The hose heated in this manner is bent b...
02/15/2005
6102078Rubber tubing with axially spaced annularly corrugated flexible segments
A process for making a length of rubber tubing with axially spaced circumferentially corrugated flexible segments from a sleeve of uncured rubber and the product resulting therefrom. An end length of a sleeve of uncured rubber is placed over an end portio...
08/15/2000
6010657Method of manufacturing a bellowed seal
An improved seal or boot for inhibiting contaminants from interfering with operation of a mechanism having two flexibly interconnected components which axially extend from opposite ends of the seal. The seal is formed as a one-piece hollow and elongated b...
01/04/2000
5851476Method of manufacturing a bellowed seal
An improved seal or boot for inhibiting contaminants from interfering with operation of a mechanism having two flexibly interconnected components which axially extend from opposite ends of the seal. The seal is formed as a one-piece hollow and elongated b...
12/22/1998
5700900Copolyamides with long-chain polyamide units
A copolyamide composition and article molded therefrom, the molded article being transparent, being especially rigid, tough and cold impact resistant, having good resistance to solvents, and exhibiting negligible changes in mechanical properties in the co...
12/23/1997
5435962Rubber tubing with axially spaced annularly corrugated flexible segments
A process for making a length of rubber tubing with axially spaced circumferentially corrugated flexible segments from a sleeve of uncured rubber and the product resulting therefrom. An end length of a sleeve of uncured rubber is placed over an end portio...
07/25/1995
4630350Method for making a flexible corrugated rubber tubing with internal reinforcement
A method for making flexible, corrugated rubber tubing with internal reinforcement. An extruded sleeve of uncured rubber is slid axially onto an elongated internal forming member, after which an external forming means is placed around the assembled sleeve...
12/23/1986
4627864Method of making glass fiber forming feeders
A method of making an orificed discharge wall for supplying a plurality of streams of molten glass to be attenuated into filaments is provided comprising inserting elements in apertures in a member; positioning said elements and member within a thin walle...
12/09/1986
4594162Pleated filter and method and apparatus for fabricating same
A filter for separating constituent components of fluids includes a plural-layer sheet-like member which is multiply pleated to provide layers of the same or different porosity or to provide structural support layers for pleating a soft or membrane-like f...
06/10/1986
4561870Method of making glass fiber forming feeders
A method of making an orificed discharge wall for supplying a plurality of streams of molten glass to be attenuated into filaments is provided comprising inserting elements in apertures in a member; adhesively securing an elastic membrane to said member a...
12/31/1985
4553212Leakage inspection device for brake hoses
A leakage detecting device for brake hoses is composed of a first cylinder chamber communicated with a brake hose to be inspected, a second cylinder chamber connected to a fluid pressure source, a leakage detecting cylinder with a piston disposed between ...
11/12/1985
4409176Method for moulding an article from plastic material
An article (11) of thermoplastic material is moulded from a parison (10) in which certain parts (17,16) of the parison are re-formed while other parts (13,12,20) retain their shape. A difference in pressure is applied to the wall of the parison during the...
10/11/1983
4360493Flexible corrugated rubber tubing of dual composition
A method for making flexible, corrugated rubber tubing of dual composition from two extruded sleeves of uncured rubber. The inner diameter of one of the sleeves is approximately equal to the outer diameter of the other sleeve. The first sleeve is slid axi...
11/23/1982
4079111Method of forming thermoplastic containers
Method of forming a container in a collapsed or folded configuration from a thermoplastic material. A preform is made from an extruded tube of thermoplastic material in a preform mold. The preform is then transferred to a deformation mold. The preform has...
03/14/1978
4079110Formation of connecting sleeve on a pipe of thermoplastic material
In order to provide the end of a pipe of thermoplastic material with a connecting sleeve presenting an outwardly projecting annular bulge, the pipe end is heated to the deformation temperature of the plastic material, is then introduced into the annular g...
03/14/1978
4075736Process and apparatus for shirring tubular casings
This invention relates to an improvement in the process for shirring cylindrical tubular casings, especially artificial sausage casings of synthetic material, in which an inflated casing is conveyed in the direction of its longitudinal axis and shirred, w...
02/28/1978
4049762Method of forming a pipe coupling
A process for making a heavy walled pipe coupling wherein pre-formed thermoplastic pipe stock is heated to a soft pliable condition and blow-molded into a desired configuration. The molding step is accomplished in a mold cavity having openings in opposite...
09/20/1977
 
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