Method of making a two-piece end plug for insertion into an...

Details Method of making a two-piece end plug for insertion into an... Method of making a two-piece end plug for insertion into an...

2011-02-01

2011-02-01

Lee, Edmund H. (Department: 1791)

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

C264S255000, C264S250000, C264S267000, C264S230000, C264S328700, C264S3420RE

Reexamination Certificate

active

07879274

ABSTRACT:
An end plug (1) for insertion into an end of a paper roll includes an inner (2) and an outer piece (3), the pieces being rotatably attached to each other and prevented from axial movement in relation to each other by at least one protrusion (6) of one of the pieces running in an annular groove (7) in the other of the pieces. A method of manufacturing such an end plug is also disclosed.

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