Bottom finishing station components for a cup making machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7686753
APP PUB NO 20080026924A1
SERIAL NO

11494208

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A cup making machine has a bottom finishing station provided with a mandrel for holding a sidewall blank and a bottom blank such that a flap portion of the sidewall blank is folded around a lip of the bottom blank. The bottom finishing station has a seam clamp engageable with overlapped edges of the sidewall blank to form a side seam, and a clamp ring selectively movable into engagement with the seam clamp. The clamp ring includes an annular wall forming a recess for receiving a rotatable tool which presses against the flap portion and the lip to form a bottom seal. Part of the seam clamp protrudes into the clamp ring, and part of the clamp ring protrudes into the seam clamp to form a bridge acting against the overlapped side seam at the top of the lip.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
PAPER MACHINERY CORPORATION8900 WEST BRADLEY ROAD P O BOX 24260 MILWAUKEE WI 53224

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Konzal, Daryl R Wauwatosa, US 12 227

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