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  1. Technology classes
  2. /H · Electricity
  3. /H01 · Electric elements
  4. /H01H · Electric switches
  5. /H01H 33/00 · High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
  6. /H01H 33/02 · Details
  7. /H01H 33/04 · Means for extinguishing or preventing arc between current-carrying parts
  8. /H01H 33/16 · Impedances connected with contacts
  9. /H01H 33/161 · Variable impedances
  10. /H01H 33/162
H01H 33/162

Liquid resistors

Official title: {Liquid resistors}

H01H33/162 (Liquid resistors) appears on 2 US grants and 1 published applications in this corpus.

Search patents in H01H

Where it sits

  1. HElectricity
  2. H01Electric elements
  3. H01HElectric switches
  4. H01H 33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
  5. H01H 33/02Details
  6. H01H 33/04Means for extinguishing or preventing arc between current-carrying parts
  7. H01H 33/16Impedances connected with contacts
  8. H01H 33/161Variable impedances
  9. H01H 33/162Liquid resistors
Granted patents
2
Published applications
1
Assignees
2
Inventors
7
Latest grant
19 Dec 2006

Filings by year

Granted patentsPublished applications
H01H 33/162: granted patents and published applications per publication year
YearGranted patentsPublished applications
199610
199700
199800
199900
200000
200100
200200
200300
200400
200500
200611

19961997199819992000200120022003200420052006

By publication year. Applications have been published since 2001.

Recent patents

  • Process and device for current switching with a fluid-driven liquid metal current switch19 Dec 2006US 7,151,331 B2ABB Research Ltd.
  • Conductive liquid compositions and electrical circuit protection devices comprising conductive liquid compositions3 Dec 1996US 5,581,192 AEaton Corporation
  • Process and device for current switching with a fluid-driven liquid metal current switch6 Jul 2006US 2006/0146466 A1ABB Research Ltd.

Most cited

By later US patents
  • Conductive liquid compositions and electrical circuit protection devices comprising conductive liquid compositions50US 5,581,192 AEaton Corporation · 1996
  • Process and device for current switching with a fluid-driven liquid metal current switch3US 7,151,331 B2ABB Research Ltd. · 2006

Top assignees

Documents
  • ARABB Research Ltd.2
  • Eaton Corporation1
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