Film dispenser with pre-stretch assembly

Details Film dispenser with pre-stretch assembly Film dispenser with pre-stretch assembly

2006-03-09

2009-06-02

Desai, Hemant M (Department: 3721)

Package making

Apparatus for contraction of cover by stretching or shrinking

C053S436000, C053S441000

Reexamination Certificate

active

07540128

ABSTRACT:
A film dispenser for a stretch wrapping apparatus is provided. The film dispenser includes a pre-stretch assembly having a top portion mounted to and extending downwardly from a drive plate of a roll carriage frame. The pre-stretch assembly includes two pre-stretch rollers having first ends connected to the roll carriage frame and second ends connected to one another. The pre-stretch rollers may be coated. The pre-stretch assembly further includes a cantilevered idle roller mounted to the drive plate and positioned between the pre-stretch rollers. A film path is defined by the space between the pre-stretch rollers and the idle roller. The film path is easily accessible via the bottom end of the pre-stretch assembly.

REFERENCES:
patent: 4747254 (1988-05-01), Lancaster
patent: 4953336 (1990-09-01), Lancaster et al.
patent: 6082081 (2000-07-01), Mucha
patent: 6102313 (2000-08-01), Salzsauler et al.
patent: 6311459 (2001-11-01), Rossi
patent: 6698161 (2004-03-01), Rossi
patent: 6772573 (2004-08-01), Federeszyn
patent: 7178317 (2007-02-01), Koskela
patent: 2003/0066269 (2003-04-01), Federeszyn
patent: 197 40 297 (1999-03-01), None
patent: 2 395 165 (2004-05-01), None
patent: WO 92/06893 (1992-04-01), None
International Search Report in International Application No. PCT/US2006/008507, mailed on Jun. 23, 2006.

Affiliated with

Also associated with

Rating

Film dispenser with pre-stretch assembly does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Film dispenser with pre-stretch assembly, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Film dispenser with pre-stretch assembly will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4106583