ATE97247T1 - INDICATOR FOR THE PART OF THE LIFETIME OF A TRANSFORMER ALREADY EXPIRED. - Google Patents

INDICATOR FOR THE PART OF THE LIFETIME OF A TRANSFORMER ALREADY EXPIRED.

Info

Publication number
ATE97247T1
ATE97247T1 AT87905353T AT87905353T ATE97247T1 AT E97247 T1 ATE97247 T1 AT E97247T1 AT 87905353 T AT87905353 T AT 87905353T AT 87905353 T AT87905353 T AT 87905353T AT E97247 T1 ATE97247 T1 AT E97247T1
Authority
AT
Austria
Prior art keywords
lifetime
indicator
already expired
transformer already
transformer
Prior art date
Application number
AT87905353T
Other languages
German (de)
Inventor
Richard E Hagerman
Original Assignee
Qualitrol Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US06/891,654 external-priority patent/US4733974A/en
Application filed by Qualitrol Corp filed Critical Qualitrol Corp
Application granted granted Critical
Publication of ATE97247T1 publication Critical patent/ATE97247T1/en

Links

AT87905353T 1986-07-29 1987-07-27 INDICATOR FOR THE PART OF THE LIFETIME OF A TRANSFORMER ALREADY EXPIRED. ATE97247T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/891,654 US4733974A (en) 1986-07-29 1986-07-29 Transformer life consumption indicator
PCT/US1987/001804 WO1988001081A1 (en) 1986-07-29 1987-07-27 Transformer life consumption indicator
EP87905353A EP0317571B1 (en) 1986-07-29 1987-07-27 Transformer life consumption indicator

Publications (1)

Publication Number Publication Date
ATE97247T1 true ATE97247T1 (en) 1993-11-15

Family

ID=26113330

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87905353T ATE97247T1 (en) 1986-07-29 1987-07-27 INDICATOR FOR THE PART OF THE LIFETIME OF A TRANSFORMER ALREADY EXPIRED.

Country Status (1)

Country Link
AT (1) ATE97247T1 (en)

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee