A Gearbox For A Tap Changer A Tap Changer And A Transformer


Updated about 1 year ago

Abstract

The invention relates to a gearbox for a tap changer. The gearbox has an input drive shaft (1) arranged to be connected to a motor. The gearbox also has a diverter switch drive output (3) with a diverter shaft (31). The diverter switch drive output (3) is arranged to be connected for actuation of breakers in a diverter switch of the tap changer. According to the invention the gearbox further has first (4) and second (5) selector arm drive outputs arranged for actuation of a tap selector of the tap changer. It also has reduction gear means (71) connecting the input drive shaft (1) to the diverter switch drive output (3) and to each of the selector arm drive outputs (4 5). Further the gearbox has timing connection means arranged to connect the reduction gear means (11 71) to each of the selector arm drive outputs (4 5). The invention also relates to a tap changer having such a gearbox and to a transformer provided with such a tap changer.

Information

Application ID 8163/CHENP/2013
Invention Field ELECTRICAL
Date of Application 2013-10-08
Publication Number 35/2014

Applicants

Name Address Country Nationality
ABB RESEARCH LTD Affolternstrasse 44 Zürich 8050 Switzerland Switzerland

Inventors

Name Address Country Nationality
JONSSON Lars Anundsgatan 6 SE 723 51 Västerås Sweden Sweden
LARSSON Tommy Kolhusvägen 8 SE 771 90 Ludvika Sweden Sweden

Specification

Documents

Name Date
8163-CHENP-2013 POWER OF ATTORNEY 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 FORM-5 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 FORM-3 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 FORM-2 FIRST PAGE 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 FORM-18 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 FORM-1 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 DRAWINGS 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 CORRESPONDENCE OTHERS 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 CLAIMS SIGNATURE LAST PAGE 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 DESCRIPTION(COMPLETE) 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 CLAIMS 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 PCT PUBLICATION 08-10-2013.pdf 2013-10-08
8163-CHENP-2013 FORM-5 02-12-2013.pdf 2013-12-02
8163-CHENP-2013.pdf 2013-10-15
8163-CHENP-2013 CORRESPONDENCE OTHERS 02-12-2013.pdf 2013-12-02
8163-CHENP-2013 FORM-1 02-12-2013.pdf 2013-12-02
8163-CHENP-2013 CORRESPONDENCE OTHERS 19-3-2014.pdf 2014-05-02
8163-CHENP-2013 FORM-3 19-3-2014.pdf 2014-05-02
abstract8163-CHENP-2013.jpg 2014-07-12
8163-CHENP-2013-FER.pdf 2018-02-28
8163-CHENP-2013-PETITION UNDER RULE 137 [25-04-2018(online)].pdf 2018-04-25
8163-CHENP-2013-OTHERS [25-04-2018(online)].pdf 2018-04-25
8163-CHENP-2013-FORM 3 [25-04-2018(online)].pdf 2018-04-25
8163-CHENP-2013-FORM 3 [25-04-2018(online)]-1.pdf 2018-04-25
8163-CHENP-2013-DRAWING [25-04-2018(online)].pdf 2018-04-25
8163-CHENP-2013-FER_SER_REPLY [25-04-2018(online)].pdf 2018-04-25
8163-CHENP-2013-COMPLETE SPECIFICATION [25-04-2018(online)].pdf 2018-04-25
8163-CHENP-2013-CLAIMS [25-04-2018(online)].pdf 2018-04-25
8163-CHENP-2013-ABSTRACT [25-04-2018(online)].pdf 2018-04-25
8163-CHENP-2013-Proof of Right (MANDATORY) [25-04-2018(online)].pdf 2018-04-25
Correspondence by Agent_Proof of Right_27-04-2018.pdf 2018-04-27
8163-CHENP-2013-PA [04-11-2019(online)].pdf 2019-11-04
8163-CHENP-2013-8(i)-Substitution-Change Of Applicant - Form 6 [04-11-2019(online)].pdf 2019-11-04
8163-CHENP-2013-ASSIGNMENT DOCUMENTS [04-11-2019(online)].pdf 2019-11-04
Correspondence by Agent_Notarized Copy of Extract-POA_07-11-2019.pdf 2019-11-07
8163-CHENP-2013-PatentCertificate21-05-2021.pdf 2021-05-21
8163-CHENP-2013-IntimationOfGrant21-05-2021.pdf 2021-05-21
8163-CHENP-2013-POWER OF AUTHORITY [03-08-2021(online)].pdf 2021-08-03
8163-CHENP-2013-FORM-16 [03-08-2021(online)].pdf 2021-08-03
8163-CHENP-2013-ASSIGNMENT WITH VERIFIED COPY [03-08-2021(online)].pdf 2021-08-03
8163-CHENP-2013-PROOF OF ALTERATION [02-08-2021(online)].pdf 2021-08-02
8163-CHENP-2013-RELEVANT DOCUMENTS [16-09-2022(online)].pdf 2022-09-16
8163-CHENP-2013-PROOF OF ALTERATION [07-04-2022(online)].pdf 2022-04-07

Orders

Applicant Section Controller Decision Date URL