HVAC SYSTEM HAVING A FILM VALVE

Title:

HVAC SYSTEM HAVING A FILM VALVE

Document Type and Number:

WIPO Patent Application WO2004074020

Kind Code:

A3

Abstract:

A HVAC system of a motor vehicle including a film having openings defined therein and moveable between open and closed positions. The film (63) regulating airflow by opening and closing apertures defined in a housing of the HVAC system. The film is disposed in a film balvel assembly containing first and second rollers (27, 28) that wind and unwind the film. The film includes a substrate that includes a fiber selected from the group of polyester-based fibers, glass-based fibers, and combinations thereof. An elastomeric layer is disposed on the substrate layer. The substrate also includes a silicone layer disposed on the elastomeric layer for minimizing noise created as the film moves between the open and closed positions.

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Inventors:

GOUPIL GERALD M JR (US)
COMEAUX CHRISTOPHER M (US)
KEESE FRANK M (US)

Application Number:

PCT/US2004/004769

Publication Date:

May 06, 2005

Filing Date:

February 18, 2004

Export Citation:

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Assignee:

DELPHI TECH INC (US)
GOUPIL GERALD M JR (US)
COMEAUX CHRISTOPHER M (US)
KEESE FRANK M (US)

International Classes:

B60H1/00; (IPC1-7): B60S1/54; B60H1/30

Foreign References:

US5326315A	1994-07-05
US6296562B1	2001-10-02
US6293339B1	2001-09-25
US6045444A	2000-04-04
US5964658A	1999-10-12
US5901943A	1999-05-11
US5885152A	1999-03-23

Other References: