Flexible hose for a vacuum cleaner and fabricating method...

Details Flexible hose for a vacuum cleaner and fabricating method... Flexible hose for a vacuum cleaner and fabricating method...

2007-06-05

2007-06-05

Aftergut, Jeff H. (Department: 1733)

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

C156S143000, C156S244110, C156S244130

Reexamination Certificate

active

10706649

ABSTRACT:
Disclosed is a flexible hose for a vacuum cleaner and a fabricating method thereof. The fabrication method includes the steps of: extruding a primary extrusion molding band13having a larger size than a size of a finished state while embedding an electric wire1in the primary extrusion molding band13at a first extruder12; molding a multi-extrusion molding band10in the size of the finished state at a sizing mold14; and winding the multi-extrusion molding band10at a predetermined angle at a bonder and bonding a bonding portion2of the electric embedding portion3with a bonding end4of the semicircular portions5positioned on both sides of the multi-extrusion molding band10by using adhesive8.

REFERENCES:
patent: 4383555 (1983-05-01), Finley
patent: 5601119 (1997-02-01), Kanao
patent: 10-14834 (1998-01-01), None
patent: WO-01/19601 (2001-03-01), None

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