Plastic spring and method and apparatus for making the same

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United States of America Patent

PATENT NO 8939438
APP PUB NO 20110169205A1
SERIAL NO

12684244

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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This invention provides a helical spring formed of plastic material, comprising a pair of end coils situated at respective ends of said helical spring; at least one full pitch active coil between said pair of end coils; a pair of transition coils, each transition coil interconnecting an end of a respective end coil to an end of a respective proximate full pitch active coil, and having a varying pitch.

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Patent Owner(s)

Patent OwnerAddress
LEE SPRING COMPANY LLC140 58TH STREET BROOKLYN NY 11220

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Diamond, Sean Dover Plains, US 1 44
Kempf, Stephen Brooklyn, US 1 44
Mangels, Albert Rockaway Park, US 1 44
Moulder, Brian Orange, US 6 145
Naglapura, Subramanya Princeton, US 8 61
Straiton, Brian Brookfield, US 1 44

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