Patent ID: 11952174
Assignee: CONFORMER EXPANSION PRODUCTS, INC.
Field: Handling (Mechanical engineering)
Classification: CPC B  A | IPC B

Claim 0:
1. A blank for a flexible insert for a flat-sized flexible envelope, said blank comprising
a main section having a pair of substantially rectangular components and a fold line separating said rectangular components;
a first extension extending from one of said rectangular components, said extension having three sections, a first fold line between and separating an outermost section thereof from a middle section thereof, a first pair of parallel spaced apart fold lines between and separating said middle section from an innermost section thereof and a second pair of parallel spaced apart fold lines between and separating said innermost section from said one of said rectangular components;
a second extension extending from one side of the other of said rectangular components, said second extension having three sections, a first fold line between and separating an outermost section thereof from a middle section thereof, a first pair of parallel spaced apart fold lines between and separating said middle section from an innermost section thereof and a second pair of parallel spaced apart fold lines between and separating said innermost section from said other of said rectangular components; and
a third extension extending from an opposite side of said other of said rectangular components from said second extension, said third extension having three sections, a first fold line between and separating an outermost section thereof from a middle section thereof, a first pair of parallel spaced apart fold lines between and separating said middle section from an innermost section thereof and a second pair of parallel spaced apart fold lines between and separating said innermost section from said one of said rectangular components.