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Class Information
Number: 156/380.1
Name: Adhesive bonding and miscellaneous chemical manufacture > Surface bonding means and/or assembly means therefor > With means applying wave energy or electrical energy directly to work > With means to assemble laminae or position them relative to each other > With tube-forming means
Description: Subject matter including a mechanism for forming a tube from planar, usually one-layer, material.










Patents under this class:

Patent Number Title Of Patent Date Issued
8206526 Process for reducing wrinkles in composite laminated structures Jun. 26, 2012
7550053 Catheters with lubricious linings and methods for making and using them Jun. 23, 2009
7412956 Reinforcing structure of cylinder barrel Aug. 19, 2008
6986799 Recyclable air filter Jan. 17, 2006
6913056 Apparatus and method for connecting and disconnecting flexible tubing Jul. 5, 2005
6905572 Flexible imaging member seam treatment apparatus Jun. 14, 2005
6858083 Apparatus and method for closed-loop control of RF generator for welding polymeric catheter components Feb. 22, 2005
6599389 Ultrasonic sealing device for packaging material Jul. 29, 2003
6524434 Tubular device in a bagging machine Feb. 25, 2003
6294046 Heat-sealing apparatus Sep. 25, 2001
5755907 Method and unit for longitudinally sealing tubular wrappings May. 26, 1998
5549773 Woven preform/magnetic press process for thermoplastic honeycomb cores Aug. 27, 1996
5505813 Apparatus and process for the production of tubular bodies Apr. 9, 1996
4938820 Joining of sheets Jul. 3, 1990
4834822 Method for joining overlapping edges of a multi-layer foil, and a tubular liner produced according to the method May. 30, 1989
4816099 Method for the production of a composite pipe and an apparatus for the same Mar. 28, 1989
4724027 Method of manufacturing a body wrapped by a metal foil Feb. 9, 1988
4571488 Heat-fusion pipe fitting system Feb. 18, 1986
4529859 Blood tubing sealing unit Jul. 16, 1985
4528060 Apparatus for winding of filamentary composites Jul. 9, 1985
4490598 Blood tubing sealing unit Dec. 25, 1984
4486650 Electro-fusion fitting and control apparatus therefor Dec. 4, 1984
4478670 Process and apparatus for forming a tube from a flat web Oct. 23, 1984
4210477 Tube forming method Jul. 1, 1980
4124427 Method and apparatus for sealing a microporous plastic material Nov. 7, 1978
3997385 Clamping of film-like material for radiant energy welding Dec. 14, 1976











 
 
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