Container with butterfly valve

Details Container with butterfly valve Container with butterfly valve

1982-04-14

1985-01-01

Rolla, Joseph J.

Dispensing

With flow controller or closure

Reciprocatory

251328, 105282A, B65D 4700

Patent

active

044912536

ABSTRACT:
A container for storing and discharging bulk material is provided with a bottom closure that includes both a butterfly valve and a sliding door, and provides an upwardly movable seal member and means on all four sides of the discharge passage for receiving the seal member in sealing engagement.

REFERENCES:
patent: 2250524 (1941-07-01), Dietrichson
patent: 2386702 (1945-10-01), McBride
patent: 2816780 (1957-12-01), Ross
patent: 3240038 (1966-03-01), Schwegler
patent: 3296980 (1967-01-01), Fritz
patent: 3354918 (1967-11-01), Coleman
patent: 3704722 (1972-12-01), Coleman
patent: 3809361 (1974-05-01), Pfundstein et al.
patent: 4086806 (1978-05-01), Coves et al.
patent: 4136621 (1979-01-01), Schuller et al.
patent: 4246918 (1981-01-01), Dean
patent: 4265426 (1981-05-01), Thurston et al.
patent: 4295430 (1981-10-01), Knippel et al.

Affiliated with

Also associated with

Rating

Container with butterfly valve does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Container with butterfly valve, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Container with butterfly valve will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-574246