Method of and apparatus for manufacturing molded slide fastener coupling elements

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4659301
SERIAL NO

06671313

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An apparatus for forming a slide fastener chain includes an injection molding machine with a mold, a sprue and runner cutter adjacent the mold, a pelletizer adjacent to the cutter for reducing the sprues and runners to particle size which are delivered to a first hopper, a second hopper for fresh molding materials, a mixing hopper for blending the used and fresh molding materials to be fed to the mold, and controls for regulating the proportions of used and fresh materials.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
YKK CORPORATIONTOKYO907

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yoshida, Hiroshi Kurobe, JP 648 5758

Cited Art Landscape

Patent Info (Count) # Cites Year
 
YKK CORPORATION (1)
* 4505659 Apparatus for manufacturing a continuous slide fastener stringer 8 1983
 
Other [Check patent profile for assignment information] (1)
* 4340347 Scrap recovery system 11 1980
 
SCOVILL APPAREL FASTENERS INC., A CORP. OF DE. (1)
* 4451421 Continuous casting of stringers for sliding clasp fasteners 19 1982
* Cited By Examiner

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
FLEXTECH PACKAGING, LTD. (1)
6254374 System for producing polymeric film 1 1999
 
HOSOKAWA MICRON INTERNATIONAL INC. (1)
6277314 System and method for producing polymeric film 0 1998
* Cited By Examiner