Method of cold forming coupling shell

United States of America Patent

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May 3, 1983
Grant Date
N/A
app pub date
Feb 17, 1981
filing date
Feb 17, 1981

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Expired

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Abstract

Method of cold forming a hose coupling wherein a shell element is drawn into a generally frusto-conical shape with at least one interior circular discontinuity.

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Patent Owner(s)

Patent Owner	Address
PULLMAN COMPANY THE A DE CORP	DE

International Classification(s)

B21K:MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOE....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Levande, George A	Manitowoc, WI	1	5
Schwarzenbart, Frederick J	Manitowoc, WI	1	5

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Method of cold forming coupling shell

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United States of America Patent

06235348

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PATENT NO	4381594
SERIAL NO	06235348
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06235348

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