DK357079A - Magnetisk trykindikator - Google Patents

Magnetisk trykindikator

Info

Publication number
DK357079A
DK357079A DK357079A DK357079A DK357079A DK 357079 A DK357079 A DK 357079A DK 357079 A DK357079 A DK 357079A DK 357079 A DK357079 A DK 357079A DK 357079 A DK357079 A DK 357079A
Authority
DK
Denmark
Prior art keywords
pressure indicator
magnetic pressure
magnetic
indicator
pressure
Prior art date
Application number
DK357079A
Other languages
English (en)
Other versions
DK147696B (da
DK147696C (da
Inventor
B F Silverwater
Original Assignee
Pall 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
Application filed by Pall Corp filed Critical Pall Corp
Publication of DK357079A publication Critical patent/DK357079A/da
Publication of DK147696B publication Critical patent/DK147696B/da
Application granted granted Critical
Publication of DK147696C publication Critical patent/DK147696C/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/143—Filter condition indicators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S116/00—Signals and indicators
    • Y10S116/42—Oil filter

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Measuring Fluid Pressure (AREA)
DK357079A 1978-08-28 1979-08-27 Trykindikator til indikering af en trykforskel, der overskrider en fastlagt vaerdi, isaer til kontrol af filtre i hydrauliske anlaeg DK147696C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US93766978 1978-08-28
US05/937,669 US4203384A (en) 1978-08-28 1978-08-28 Magnetic pressure indicator with deactuator for bimetallic temperature-sensitive elements

Publications (3)

Publication Number Publication Date
DK357079A true DK357079A (da) 1980-02-29
DK147696B DK147696B (da) 1984-11-19
DK147696C DK147696C (da) 1985-05-13

Family

ID=25470241

Family Applications (1)

Application Number Title Priority Date Filing Date
DK357079A DK147696C (da) 1978-08-28 1979-08-27 Trykindikator til indikering af en trykforskel, der overskrider en fastlagt vaerdi, isaer til kontrol af filtre i hydrauliske anlaeg

Country Status (13)

Country Link
US (1) US4203384A (da)
EP (1) EP0009612B1 (da)
JP (1) JPS5532000A (da)
AU (1) AU516606B2 (da)
BR (1) BR7905478A (da)
CA (1) CA1119837A (da)
DE (1) DE2962451D1 (da)
DK (1) DK147696C (da)
ES (1) ES483675A1 (da)
FI (1) FI66694C (da)
NO (1) NO155216C (da)
PT (1) PT70123A (da)
ZA (1) ZA794461B (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982002498A1 (en) * 1981-01-19 1982-08-05 Joe E Fuzzell A temperature compensated differential fluid pressure switch
JPS6124648U (ja) * 1984-07-18 1986-02-14 日吉工業株式会社 フイルタ−の目詰り検知装置
GB2207507A (en) * 1987-07-24 1989-02-01 Pall Europ Differential pressure sensor
GB2297161B (en) * 1995-01-23 1998-09-23 Pall Corp Differential pressure indicators
GB2297620B (en) * 1995-02-06 1998-10-07 Pall Corp Filter assemblies comprising differential pressure indicators
US7886610B2 (en) * 1999-07-19 2011-02-15 Donaldson Company, Inc. Differential pressure gauge for filter
WO2003100373A1 (de) * 2002-05-24 2003-12-04 Tiefenbach Bergbautechnik Gmbh Hydraulischer drucksensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2942572A (en) * 1958-06-17 1960-06-28 Pall Corp Magnetic pressure indicator
US3187711A (en) * 1963-12-19 1965-06-08 Pall Corp Magnetic pressure indicator
US4026153A (en) * 1975-08-08 1977-05-31 Pall Corporation Magnetic pressure indicator with sampling ports

Also Published As

Publication number Publication date
DK147696B (da) 1984-11-19
CA1119837A (en) 1982-03-16
FI66694B (fi) 1984-07-31
EP0009612A1 (en) 1980-04-16
ES483675A1 (es) 1980-03-01
BR7905478A (pt) 1980-05-13
EP0009612B1 (en) 1982-04-07
DE2962451D1 (en) 1982-05-19
DK147696C (da) 1985-05-13
FI66694C (fi) 1984-11-12
NO155216B (no) 1986-11-17
NO792774L (no) 1980-02-29
AU5032679A (en) 1980-03-06
JPH029299B2 (da) 1990-03-01
JPS5532000A (en) 1980-03-06
PT70123A (en) 1979-09-01
FI792661A (fi) 1980-02-29
US4203384A (en) 1980-05-20
ZA794461B (en) 1980-09-24
NO155216C (no) 1987-03-04
AU516606B2 (en) 1981-06-11

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Legal Events

Date Code Title Description
PBP Patent lapsed