SE7514631L - Apparat for avkenning av tillstandet hos ett filter, serskilt for luft - Google Patents

Apparat for avkenning av tillstandet hos ett filter, serskilt for luft

Info

Publication number
SE7514631L
SE7514631L SE7514631A SE7514631A SE7514631L SE 7514631 L SE7514631 L SE 7514631L SE 7514631 A SE7514631 A SE 7514631A SE 7514631 A SE7514631 A SE 7514631A SE 7514631 L SE7514631 L SE 7514631L
Authority
SE
Sweden
Prior art keywords
special
filter
detecting
condition
air
Prior art date
Application number
SE7514631A
Other languages
English (en)
Swedish (sv)
Inventor
D U Howard
Original Assignee
Sherwood Products 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 Sherwood Products Corp filed Critical Sherwood Products Corp
Publication of SE7514631L publication Critical patent/SE7514631L/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/44—Auxiliary equipment or operation thereof controlling filtration
    • B01D46/46—Auxiliary equipment or operation thereof controlling filtration automatic
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/19—Means for monitoring filtering operation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
    • G01L7/08—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type
    • G01L7/084—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type with mechanical transmitting or indicating means
    • 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
    • Y10S116/25—Air filter condition indicator
    • 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
    • Y10S52/00—Static structures, e.g. buildings
    • Y10S52/09—Structure including reclaimed component, e.g. trash

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Measuring Fluid Pressure (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
SE7514631A 1974-12-23 1975-12-23 Apparat for avkenning av tillstandet hos ett filter, serskilt for luft SE7514631L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/535,656 US3934543A (en) 1974-12-23 1974-12-23 Apparatus for monitoring the condition of a filter

Publications (1)

Publication Number Publication Date
SE7514631L true SE7514631L (sv) 1976-06-24

Family

ID=24135202

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7514631A SE7514631L (sv) 1974-12-23 1975-12-23 Apparat for avkenning av tillstandet hos ett filter, serskilt for luft

Country Status (5)

Country Link
US (1) US3934543A (fr)
JP (1) JPS5193273A (fr)
CA (1) CA1036021A (fr)
GB (1) GB1507750A (fr)
SE (1) SE7514631L (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE404873B (sv) * 1977-03-30 1978-11-06 Electrolux Ab Signalanordning for dammsugare
DE3041005A1 (de) * 1980-10-31 1982-06-09 Vorwerk & Co Interholding Gmbh, 5600 Wuppertal Fuellstandsanzeige
DE3601173A1 (de) * 1986-01-17 1987-07-30 Vorwerk Co Interholding Anzeigeeinrichtung an staubsaugern fuer den filterwechsel
US4719791A (en) * 1986-12-05 1988-01-19 Ets, Inc. Individual filter bag monitoring system for baghouses
US5131932A (en) * 1990-09-11 1992-07-21 Bionaire, Inc. Filter replacement indicator
US5351035A (en) * 1993-02-22 1994-09-27 Ben A. Everson Clogged filter indicator
US5325707A (en) * 1993-03-08 1994-07-05 Slater Harry F Air filter condition indicator
US5461368A (en) * 1994-01-11 1995-10-24 Comtech Incorporated Air filter monitoring device in a system using multispeed blower
FR2770788B1 (fr) * 1997-11-12 2000-01-28 Valeo Climatisation Dispositif de mesure du degre de colmatage d'un filtre d'une installation de ventilation, chauffage et/ou climatisation
AU6633600A (en) * 1999-08-16 2001-03-13 Donaldson Company Inc. Restriction indicator
US6190442B1 (en) * 1999-08-31 2001-02-20 Tishken Products Co. Air filter gauge
AU2003268259A1 (en) * 2002-08-28 2004-03-19 Smart Filter, Inc. Filter clogging detector
US7303613B2 (en) * 2003-12-11 2007-12-04 Euro-Pro Operating, Llc Filter sensor and indicator for vacuum cleaners
US7757340B2 (en) * 2005-03-25 2010-07-20 S.C. Johnson & Son, Inc. Soft-surface remediation device and method of using same
CA2545976C (fr) * 2005-05-09 2013-03-19 Emerson Electric Co. Indicateur d'etat de filtre
US20060288516A1 (en) * 2005-06-23 2006-12-28 Sawalski Michael M Handheld mechanical soft-surface remediation (SSR) device and method of using same
US20060288495A1 (en) * 2005-06-28 2006-12-28 Sawalski Michael M System for and method of soft surface remediation
US9120043B2 (en) * 2006-05-30 2015-09-01 3M Innovative Properties Company Filter sensor
US20110185895A1 (en) * 2010-02-03 2011-08-04 Paul Freen Filter apparatus and method of monitoring filter apparatus
US9532689B2 (en) 2014-04-15 2017-01-03 Shop Vac Corporation Airflow indicator assembly and method for vacuum cleaner
EP3318290B1 (fr) 2016-11-03 2020-04-22 This AG Cassette pour appareil ophtalmologique
US10363510B1 (en) 2018-06-01 2019-07-30 Ford Global Technologies, Llc Climate control filter monitoring system and method of monitoring the useful life of a climate control system filter
CN117800113B (zh) * 2024-02-27 2024-05-28 中央储备粮三明直属库有限公司 一种智能斗式提升出仓机

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US410502A (en) * 1889-09-03 Signal for mills
US2700362A (en) * 1952-11-01 1955-01-25 Int Harvester Co Air conditioner filter indicator
US2746416A (en) * 1954-06-23 1956-05-22 Rex Metal Craft Inc Filter clogging indicator
US2815733A (en) * 1955-08-19 1957-12-10 Whirlpool Co Suction indicator for vacuum cleaner
US2843077A (en) * 1956-05-03 1958-07-15 Bernard I Leefer Apparatus for indicating the condition of filters
US3104542A (en) * 1961-07-14 1963-09-24 Max F Scoggins Remotely controlled dust sampler
SE362784B (fr) * 1972-02-11 1973-12-27 Electrolux Ab

Also Published As

Publication number Publication date
CA1036021A (fr) 1978-08-08
JPS5193273A (fr) 1976-08-16
US3934543A (en) 1976-01-27
GB1507750A (en) 1978-04-19

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