Lightweight knockout for forming die assembly

Details Lightweight knockout for forming die assembly Lightweight knockout for forming die assembly

2007-11-01

2010-12-07

Gupta, Yogendra N (Department: 1791)

Plastic article or earthenware shaping or treating: apparatus

Press forming apparatus having opposed press members

Male shaping member and female mold

C425S351000, C425S441000, C425S443000

Reexamination Certificate

active

07845935

ABSTRACT:
A die assembly for producing paperboard pressware includes a lightweight knockout assembly having a long and narrow ejection member positioned within a slotted adapter plate. The provision of a lightweight knockout assembly reduces frictional wear-related maintenance and downtime.

REFERENCES:
patent: 1793089 (1931-02-01), Heyes
patent: 3470284 (1969-09-01), Hartmann
patent: 3672807 (1972-06-01), Genz
patent: 3865529 (1975-02-01), Guzzo
patent: 4123495 (1978-10-01), Abey
patent: 4342442 (1982-08-01), Perkins et al.
patent: 4479914 (1984-10-01), Baumrucker
patent: 4755128 (1988-07-01), Alexander et al.
patent: 4778439 (1988-10-01), Alexander
patent: 4832676 (1989-05-01), Johns et al.
patent: 4929170 (1990-05-01), Boskovic
patent: 5044918 (1991-09-01), Brussel
patent: 5087188 (1992-02-01), Staver
patent: 5281127 (1994-01-01), Ramsey
patent: 5356284 (1994-10-01), Sheffield
patent: 5429492 (1995-07-01), Taniyama
patent: 5447426 (1995-09-01), Gessner et al.
patent: 5731013 (1998-03-01), vanderSanden
patent: 5868988 (1999-02-01), Budnick
patent: 6139307 (2000-10-01), Plourde et al.
patent: 6261082 (2001-07-01), Han
patent: 6506330 (2003-01-01), Schweigert et al.
patent: 6589043 (2003-07-01), Johns et al.
patent: 6761844 (2004-07-01), Haataja
patent: 6783720 (2004-08-01), Johns et al.
patent: 7063868 (2006-06-01), Axelrod
patent: 7070729 (2006-07-01), Johns et al.
patent: 7101168 (2006-09-01), Willemsen

Affiliated with

Also associated with

Rating

Lightweight knockout for forming die 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 Lightweight knockout for forming die assembly, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Lightweight knockout for forming die assembly will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4170478