Rim unroller for paper cups

Details Rim unroller for paper cups Rim unroller for paper cups

2011-04-26

2011-04-26

Alie, Ghassem (Department: 3724)

Cutlery

Cutting tools

Plural cooperating blades

C030S229000, C083S589000, C493S158000

Reexamination Certificate

active

07930832

ABSTRACT:
A device is provided for unrolling a rim of a container, such as a paper cup. The device includes a first structure or section with an inside surface, a first end and a second end, including a pair of spaced apart cutting blades projecting from the inside surface. Attached or integrated proximate the second end of the first structure is a second structure or section with a first end and a second end. The cutting blades are accessible via a juncture at the first end of the first structure and the first end of the second structure. Accordingly, the device may be used to cut and unroll a portion of a rim of a container such as a paper cup.

REFERENCES:
patent: 450703 (1891-04-01), Price
patent: 2742696 (1956-04-01), Williams
patent: 2901933 (1959-09-01), Wieser
patent: 4518639 (1985-05-01), Phillips
patent: 4817287 (1989-04-01), Arnold et al.
patent: 4852255 (1989-08-01), Hockfeld
patent: 4987683 (1991-01-01), Brych
patent: 5036590 (1991-08-01), Reinke
patent: 6840078 (2005-01-01), Clover
patent: 2001/0025422 (2001-10-01), Momosaki
patent: 2372845 (2003-08-01), None
PCT/US07/11248 ISR and Written Opinion, Mar. 24, 2008.

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