Vapor closure for flexures in floating

Details Vapor closure for flexures in floating Vapor closure for flexures in floating

1982-01-26

1984-07-03

Shoap, Allan N.

Receptacles

Closures

Floating closure

220216, 220227, 220DIG19, B65D 8846

Patent

active

044574460

ABSTRACT:
In a liquid storage tank having a floating roof with a circular rim, a substantially ring-like vertical cylindrical shoe adapted to slide along the inside wall surface of the tank outwardly from the roof rim, a primary flexible seal extending from the roof rim to the shoe, and with the shoe containing a plurality of vertically positioned spaced apart flexures in the form of an open ended trough which terminates below the shoe top edge and with a longitudinal opening substantially flat against the tank wall, the improvement comprising a flexure closure of resilient polymeric material with a lower body portion inside the open top end of a substantial number of the flexure troughs, with the lower body portion being in contact with the trough; and with the flexure closure having a thin flat upper portion placed by the shoe inside surface.

REFERENCES:
patent: 2586813 (1952-02-01), Goldsby et al.
patent: 4262701 (1981-04-01), Beacom
patent: 4291803 (1981-09-01), Perales
patent: 4353477 (1982-10-01), Bruening
Chicago Bridge & Iron Company; Plate B-2, P. B-2, copyright, (1947) Bulletin B, Horton Double-Deck Floating Roof.

Affiliated with

Also associated with

Rating

Vapor closure for flexures in floating does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Vapor closure for flexures in floating, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Vapor closure for flexures in floating will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1626642