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公开(公告)号：US3304529A
公开(公告)日：1967-02-14
申请号：US43653265
申请日：1965-03-02
Applicant: ASEA AB
Inventor： HAAKON FORWALD , LAURI SAVOLAINEN , SAMUEL BERG
CPC classification number: H01H33/165 , H01C1/16 , H01C7/12
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公开(公告)号：US3264440A
公开(公告)日：1966-08-02
申请号：US35515464
申请日：1964-03-27
Applicant: ASEA AB
Inventor： HAAKON FORWALD
IPC: H01H33/16 , H01H33/86 , H01H33/867
CPC classification number: H01H33/167 , H01H33/86
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53.发明授权Oil circuit breaker having groups of contacts arranged opposite each other on an insulator and having helical creep-preventing ribs 失效油断路器具有在绝缘体上彼此相对布置的触头组，并具有螺旋防蠕肋
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公开(公告)号：US3213334A
公开(公告)日：1965-10-19
申请号：US32717963
申请日：1963-12-02
Applicant: ASEA AB
Inventor： HAAKON FORWALD
IPC: F16K31/122 , H01H5/02 , H01H33/32 , H01H33/46 , H01H33/867
CPC classification number: F16K31/122 , H01H5/02 , H01H33/32 , H01H33/46
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55.发明授权Extinguishing chamber for oil circuit breaker having differential piston and gas filled space therein 失效具有不同活塞和气体填充空间的油路断路器的灭火室
公开(公告)号：US3141083A
公开(公告)日：1964-07-14
申请号：US14688961
申请日：1961-10-23
Applicant: ASEA AB
Inventor： HAAKON FORWALD
IPC: H01H33/96
CPC classification number: H01H33/96
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Patent Agency Ranking
公开(公告)号：US3107692A
公开(公告)日：1963-10-22
申请号：US14138261
申请日：1961-09-28
Applicant: ASEA AB
Inventor： HAAKON FORWALD
IPC: F16K31/122 , F16K31/363 , H01H33/32
CPC classification number: H01H33/32 , F16K31/122 , F16K31/1221 , F16K31/1226 , F16K31/363 , Y10T137/8663 , Y10T137/86686 , Y10T137/86702
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57.发明授权
公开(公告)号：US3093717A
公开(公告)日：1963-06-11
申请号：US9120961
申请日：1961-02-23
Applicant: ASEA AB
Inventor： HAAKON FORWALD
CPC classification number: H01H33/16 , H01H33/302 , H01H33/82 , H01H33/83 , H01H33/86
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公开(公告)号：US3087035A
公开(公告)日：1963-04-23
申请号：US1520160
申请日：1960-03-15
Applicant: ASEA AB
Inventor： HAAKON FORWALD
IPC: H01H33/56
CPC classification number: H01H33/56 , Y10T137/7785 , Y10T137/7869
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公开(公告)号：US2987596A
公开(公告)日：1961-06-06
申请号：US85464859
申请日：1959-11-23
Applicant: ASEA AB
Inventor： HAAKON FORWALD
IPC: H01H33/70
CPC classification number: H01H33/7038
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60.发明授权Air blast circuit breakers with breaking gaps in compressed air containers carried by insulator pillars 失效由绝缘子柱承载的压缩空气容器中具有断裂间隙的气动断路器
公开(公告)号：US2972666A
公开(公告)日：1961-02-21
申请号：US74316658
申请日：1958-06-19
Applicant: ASEA AB
Inventor： HAAKON FORWALD
IPC: H01H33/32 , H01H33/867
CPC classification number: H01H33/32
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