NO155216C - Trykkindikator, saerlig til overvaakning av filtere i hydrauliske anlegg. - Google Patents

Trykkindikator, saerlig til overvaakning av filtere i hydrauliske anlegg.

Info

Publication number
NO155216C
NO155216C NO792774A NO792774A NO155216C NO 155216 C NO155216 C NO 155216C NO 792774 A NO792774 A NO 792774A NO 792774 A NO792774 A NO 792774A NO 155216 C NO155216 C NO 155216C
Authority
NO
Norway
Prior art keywords
filters
monitoring
specifically
pressure indicator
hydraulic plants
Prior art date
Application number
NO792774A
Other languages
English (en)
Norwegian (no)
Other versions
NO155216B (no
NO792774L (no
Inventor
Bernhard 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 NO792774L publication Critical patent/NO792774L/no
Publication of NO155216B publication Critical patent/NO155216B/no
Publication of NO155216C publication Critical patent/NO155216C/no

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)
NO792774A 1978-08-28 1979-08-27 Trykkindikator, saerlig til overvaakning av filtere i hydrauliske anlegg. NO155216C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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
NO792774L NO792774L (no) 1980-02-29
NO155216B NO155216B (no) 1986-11-17
NO155216C true NO155216C (no) 1987-03-04

Family

ID=25470241

Family Applications (1)

Application Number Title Priority Date Filing Date
NO792774A NO155216C (no) 1978-08-28 1979-08-27 Trykkindikator, saerlig til overvaakning av filtere i hydrauliske anlegg.

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
AU2003273144B2 (en) * 2002-05-24 2008-06-05 Tiefenbach Bergbautechnik Gmbh Hydraulic pressure sensor

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
US4203384A (en) 1980-05-20
DK357079A (da) 1980-02-29
DK147696B (da) 1984-11-19
ES483675A1 (es) 1980-03-01
FI792661A (fi) 1980-02-29
FI66694B (fi) 1984-07-31
JPS5532000A (en) 1980-03-06
DE2962451D1 (en) 1982-05-19
AU5032679A (en) 1980-03-06
AU516606B2 (en) 1981-06-11
EP0009612B1 (en) 1982-04-07
FI66694C (fi) 1984-11-12
DK147696C (da) 1985-05-13
BR7905478A (pt) 1980-05-13
NO155216B (no) 1986-11-17
CA1119837A (en) 1982-03-16
EP0009612A1 (en) 1980-04-16
PT70123A (en) 1979-09-01
JPH029299B2 (da) 1990-03-01
ZA794461B (en) 1980-09-24
NO792774L (no) 1980-02-29

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