The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 01, 2022
Filed:
Apr. 24, 2020
Ask Chemicals Llc, Wilmington, DE (US);
Thomas Edward Lipford, Mogadore, OH (US);
ASK Chemicals LLC, Wilmington, DE (US);
Abstract
A liner protects an interior surface of a chute that transfers workable foundry molding mix from a mixer to a machine for molding and hardening. The liner has an upper border portion and body portion. The upper border portion secures the liner to an upper portion of the chute. The body portion has at least one panel of a flexible material and is sized and adapted to line the interior surface of the chute. The liner also has a plurality of apertures through the upper border portion for attaching the upper border portion to the upper portion of the chute. The flexible material of the body portion is a woven fabric with polymeric fibers and, optionally, a polymeric coating.