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1. WO2020108867 - TRANSFORMATEUR SEC


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INTERNATIONAL SEARCH REPORT (ISR)
Part 1:  1  2  3  4  5  6          Part 2:  A  B  C  D  E 
International application No. Applicant's or agent's file reference
PCT/EP2019/078642 P180274WO01
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
22 October 2019 29 November 2018
Applicant
ABB SCHWEIZ AG
FOR FURTHER ACTION: See Form PCT/ISA/220 as well as, where applicable, item 5 below.
This international search report has been prepared by this International Searching Authority and is transmitted to the applicant according to Article 18. A copy is being transmitted to the International Bureau.
It is also accompanied by a copy of each prior art document cited in this report.
1. Basis of the report
a. With regard to the language, the international search was carried out on the basis of:
the international application in the language in which it was filed.
a translation of the international application into                                          which is the language of a translation furnished for the purposes of international search (Rules 12.3(a) and 23.1(b)).
b.
This international search report has been established taking into account the rectification of an obvious mistake authorized by or notified to this Authority under Rule 91 (Rule 43.6bis(a)).
c.
With regard to any nucleotide and/or amino acid sequence disclosed in the international application, the international search was carried out on the basis of a sequence listing:
2. Certain claims were found unsearchable
3. Unity of invention is lacking
This International Searching Authority found multiple inventions in this international application, as follows:
1. claims: 1-8(completely); 13-15(partially)
Dry transformer as defined in independent claim 1, wherein further the strut is specified as having the particular structure, material and/or arrangement according to present claims 2-8. Arrangement comprising a dry transformer as defined in claims 1-8 and a vessel or means of transportation, wherein the vessel or means of transportation comprises a ground plane and wherein the coil and/or the winding and/or the core is/are oriented in parallel (claim 13) / perpendicularly (claim 14) to the ground plane (claims 13-15).
2. claims: 9, 10(completely); 13-15(partially)
Dry transformer as defined in independent claim 1, wherein further the winding is wound directly onto the core (claim 9) and/or wherein the winding is connected with the core and/ or the winding is wedged to the core (claim 10). Arrangement comprising a dry transformer as defined in claims 9, 10 and a vessel or means of transportation, wherein the vessel or means of transportation comprises a ground plane and wherein the coil and/or the winding and/or the core is/are oriented in parallel (claim 13) / perpendicularly (claim 14) to the ground plane (claims 13-15).
3. claims: 11, 12(completely); 13-15(partially)
Dry transformer as defined in independent claim 1, wherein several coils and/ or windings and/ or cores are arranged in parallel to each other and in parallel (claim 11) / perpendicularly (claim 12) to a horizontally oriented plane (7). Arrangement comprising a dry transformer as defined in claims 11, 12 and a vessel or means of transportation, wherein the vessel or means of transportation comprises a ground plane and wherein the coil and/or the winding and/or the core is/are oriented in parallel (claim 13) / perpendicularly (claim 14) to the ground plane (claims 13-15).
1.
As all required additional search fees were timely paid by the applicant, this international search report covers all searchable claims.
2.
As all searchable claims could be searched without effort justifying additional fees, this Authority did not invite payment of additional fees.
3.
As only some of the required additional search fees were timely paid by the applicant, this international search report covers only those claims for which fees were paid, specifically claims Nos.:
4.
No required additional search fees were timely paid by the applicant. Consequently, this international search report is restricted to the invention first mentioned in the claims; it is covered by claims Nos.: 1-8(completely); 13-15(partially)
Remark on Protest
The additional search fees were accompanied by the applicant’s protest and, where applicable, the payment of a protest fee.
The additional search fees were accompanied by the applicant’s protest but the applicable protest fee was not paid within the time limit specified in the invitation.
No protest accompanied the payment of additional search fees.
4. Title of the invention
The text is approved as submitted by the applicant.
The text has been established by this Authority to read as follows:
5. Abstract
The text is approved as submitted by the applicant.
The text has been established, according to Rule 38.2, by this Authority as it appears in Box No. IV. The applicant may, within one month from the date of mailing of this international search report, submit comments to this Authority.
6. Drawings
a.
The figure of the drawings to be published with the abstract is Figure No.     1    
as suggested by the applicant.
as selected by this Authority, because the applicant failed to suggest a figure.
as selected by this Authority, because this figure better characterizes the invention.
b.
none of the figures is to be published with the abstract.

A. CLASSIFICATION OF SUBJECT MATTER

     H01F 27/32 (2006.01)i; H01F 27/06 (2006.01)i; H01F 27/02 (2006.01)i; H01F 27/30 (2006.01)i
According to International Patent Classification (IPC) or to both national classification and IPC

B. FIELDS SEARCHED

Minimum documentation searched (classification system followed by classification symbols):
     H01F
Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched:
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
EPO-Internal

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
X
EP 3007189 A1 (ABB TECHNOLOGY AG [CH]) 13 April 2016 (2016-04-13)
1,2,5-7,13-15
figures 4,5,1,2
paragraphs [0031] - [0032], [0004], [0020], [0024], [0028], [0033]
(2)
X
EP 2549495 A1 (ABB TECHNOLOGY AG [CH]) 23 January 2013 (2013-01-23)
1,2,5,7,8,13-15
figures 4,5,1-3
paragraphs [0023], [0024], [0031] - [0035]
(3)
X
EP 3091543 A1 (ABB TECHNOLOGY AG [CH]) 09 November 2016 (2016-11-09)
1,2,13-15
figures 3,4,2,5
paragraphs [0003], [0008], [0030] - [0037]
(4)
X
CN 207183043 U (HOHHOT HAOYUAN POWER TECH CO LTD) 03 April 2018 (2018-04-03)
1-8,13-15
figure 1
paragraphs [0007], [0019] - [0032]
(5)
X
EP 2869313 A1 (ABB TECHNOLOGY AG [CH]) 06 May 2015 (2015-05-06)
1,2,5-8,13-15
figures 1-3
paragraphs [0014], [0021], [0022]
(6)
X
WO 2015004738 A1 (HITACHI IND EQUIPMENT SYS [JP]) 15 January 2015 (2015-01-15)
1,2,5,7,8,13-15
figures 1-6
corresponding description
*
Special categories of cited documents:
"A"
document defining the general state of the art which is not considered to be of particular relevance
"D"
document cited by the applicant in the international application
"E"
earlier application or patent but published on or after the international filing date
"L"
document which may throw doubts on priority claim(s) or which is cited to establish the publication date of another citation or other special reason (as specified)
"O"
document referring to an oral disclosure, use, exhibition or other means
"P"
document published prior to the international filing date but later than the priority date claimed
"T"
later document published after the international filing date or priority date and not in conflict with the application but cited to understand the principle or theory underlying the invention
"X"
document of particular relevance; the claimed invention cannot be considered novel or cannot be considered to involve an inventive step when the document is taken alone
"Y"
document of particular relevance; the claimed invention cannot be considered to involve an inventive step when the document is combined with one or more other such documents, such combination being obvious to a person skilled in the art
"&"
document member of the same patent family

D. INFORMATION ON PATENT FAMILY MEMBERS

Patent document cited in search report Publication date
(day/month/year)
Patent family member(s) Publication date
(day/month/year)
EP 3007189 A1
13 April 2016
CA 2963943 A1
CN 107112116 A
EP 3007189 A1
RU 2667081 C1
US 2017213633 A1
WO 2016055235 A1
14 April 2016
29 August 2017
13 April 2016
14 September 2018
27 July 2017
14 April 2016
EP 2549495 A1
23 January 2013
CN 103688322 A
EP 2549495 A1
ES 2679821 T3
US 2014132381 A1
WO 2013010611 A1
26 March 2014
23 January 2013
31 August 2018
15 May 2014
24 January 2013
EP 3091543 A1
09 November 2016
NONE
CN 207183043 U
03 April 2018
NONE
EP 2869313 A1
06 May 2015
EP 2869313 A1
ES 2639111 T3
WO 2015062838 A1
06 May 2015
25 October 2017
07 May 2015
WO 2015004738 A1
15 January 2015
CN 105308696 A
JP 6067854 B2
JP WO2015004738 A1
TW 201517079 A
WO 2015004738 A1
03 February 2016
25 January 2017
23 February 2017
01 May 2015
15 January 2015
Name and mailing address of the ISA/:
European Patent Office
P.B. 5818, Patentlaan 2, 2280 HV Rijswijk,
Netherlands
Telephone No. (+31-70)340-2040
Facsimile No. (+31-70)340-3016
Date of the actual completion of the international search:
07 January 2020
Date of mailing of the international search report:
24 March 2020
Authorized officer:
Weisser, Wolfgang
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