SE321062B - - Google Patents

Info

Publication number
SE321062B
SE321062B SE12500/68D SE1250068D SE321062B SE 321062 B SE321062 B SE 321062B SE 12500/68 D SE12500/68 D SE 12500/68D SE 1250068 D SE1250068 D SE 1250068D SE 321062 B SE321062 B SE 321062B
Authority
SE
Sweden
Application number
SE12500/68D
Inventor
E Anderson
Original Assignee
Electrolux Ab
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 Electrolux Ab filed Critical Electrolux Ab
Priority to SE12500/68D priority Critical patent/SE321062B/xx
Priority to DE19691941834 priority patent/DE1941834A1/de
Priority to NL6913430.A priority patent/NL163872C/xx
Priority to GB1232124D priority patent/GB1232124A/en
Priority to US857502A priority patent/US3587515A/en
Priority to FR6931292A priority patent/FR2018242A1/fr
Priority to JP44073270A priority patent/JPS4822222B1/ja
Publication of SE321062B publication Critical patent/SE321062B/xx

Links

Classifications

    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
    • 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
    • G01L7/16—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 pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2203/00—Devices or apparatus used for air treatment
    • F24F2203/10—Rotary wheel
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56—Heat recovery units
SE12500/68D 1968-09-17 1968-09-17 SE321062B (xx)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE12500/68D SE321062B (xx) 1968-09-17 1968-09-17
DE19691941834 DE1941834A1 (de) 1968-09-17 1969-08-16 Vorrichtung zur Anzeige einer Druckdifferenz bestimmter Groesse in einem insbesondere mit Unterdruck arbeitenden Geraet
NL6913430.A NL163872C (nl) 1968-09-17 1969-09-03 Inrichting voor het aanwijzen van een drukverschil.
GB1232124D GB1232124A (xx) 1968-09-17 1969-09-05
US857502A US3587515A (en) 1968-09-17 1969-09-12 Pressure differential indicating means
FR6931292A FR2018242A1 (xx) 1968-09-17 1969-09-15
JP44073270A JPS4822222B1 (xx) 1968-09-17 1969-09-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE12500/68D SE321062B (xx) 1968-09-17 1968-09-17

Publications (1)

Publication Number Publication Date
SE321062B true SE321062B (xx) 1970-02-23

Family

ID=48875835

Family Applications (1)

Application Number Title Priority Date Filing Date
SE12500/68D SE321062B (xx) 1968-09-17 1968-09-17

Country Status (7)

Country Link
US (1) US3587515A (xx)
JP (1) JPS4822222B1 (xx)
DE (1) DE1941834A1 (xx)
FR (1) FR2018242A1 (xx)
GB (1) GB1232124A (xx)
NL (1) NL163872C (xx)
SE (1) SE321062B (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3678882A (en) * 1971-05-28 1972-07-25 Nat Union Electric Corp Combination alarm and filter bypass device for a suction cleaner
SE362784B (xx) * 1972-02-11 1973-12-27 Electrolux Ab
SE394077B (sv) * 1975-08-20 1977-06-06 Electrolux Ab Anordning vid dammbehallare.
SE401890B (sv) * 1977-09-15 1978-06-05 Electrolux Ab Indikatoranordning for dammsugare
US4524616A (en) * 1983-09-02 1985-06-25 Tylan Corporation Adjustable laminar flow bypass
US4614003A (en) * 1985-04-01 1986-09-30 Whirlpool Corporation Pile height setting display for vacuum cleaner
DE4014826A1 (de) * 1990-05-09 1991-11-14 Diehl Gmbh & Co Einrichtung zum ausloesen einer schaltfunktion bei einem bestimmten hydrostatischen druck
US5983442A (en) * 1997-06-06 1999-11-16 The Hoover Company Carpet extractor with automatic conversion
JPH11223194A (ja) * 1998-02-04 1999-08-17 Kioritz Corp 動力作業機
US6467123B1 (en) * 2000-06-07 2002-10-22 Royal Appliance Mfg. Co. Airflow indicator
US6836930B2 (en) * 2000-06-07 2005-01-04 Royal Appliance Mfg. Co. Airflow indicator
WO2006067648A2 (en) * 2004-12-24 2006-06-29 Arcelik Anonim Sirketi A vacuum cleaner having dust indicator
US20210002432A1 (en) 2018-03-30 2021-01-07 Toray Industries, Inc. Biodegradable block copolymer

Also Published As

Publication number Publication date
GB1232124A (xx) 1971-05-19
JPS4822222B1 (xx) 1973-07-04
NL6913430A (xx) 1970-03-19
US3587515A (en) 1971-06-28
NL163872C (nl) 1980-10-15
DE1941834B2 (xx) 1970-10-29
NL163872B (nl) 1980-05-16
FR2018242A1 (xx) 1970-05-29
DE1941834A1 (de) 1970-04-09

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