Amcor Limited

Brad Caszatt

Richard J Steih

Michael T Lane

Bradley S Philip

Walter J Strasser

Dan Weissmann

John Brendan Simon

John A Nievierowski

Richard K Rangler

A container may employ an upper portion defining a mouth, a shoulder portion formed with the upper portion and extending away from the upper portion, a bottom portion forming a base, a sidewall extending between and joining the shoulder portion and the bottom portion, and a plurality of smooth surfaced vacuum panels formed in the sidewall, which may be separated by one or more strengthening grooves. The vacuum panels and/or the container in a profile view may form an hourglass shape. The container may also employ a sidewall utilizing three smooth, grooveless, vacuum panels, which may form a triangle in cross-section. The vacuum panels may be concave inward toward a central vertical axis of the container and have an hourglass shape when the container is viewed in a side view.

Hot-fill container having flat panels

A rectangular plastic container having a shoulder region adapted for vacuum pressure absorption, a sidewall portion having a rigid support ledge and a tapered base structure having an octagonal shaped footprint. The shoulder region including vacuum panels being moveable to accommodate vacuum related forces generated within the container. The shoulder region, sidewall portion and base each having differing horizontal cross sectional shapes.

Rectangular hot-filled container

Growing community of inventors

Manchester, MI, United States of America

Brad Caszatt