GB629674A - Vacuum cleaners and dust bag receptacles - Google Patents

Vacuum cleaners and dust bag receptacles

Info

Publication number
GB629674A
GB629674A GB56/47A GB5647A GB629674A GB 629674 A GB629674 A GB 629674A GB 56/47 A GB56/47 A GB 56/47A GB 5647 A GB5647 A GB 5647A GB 629674 A GB629674 A GB 629674A
Authority
GB
United Kingdom
Prior art keywords
dust bag
vacuum cleaners
jan
bag receptacles
sheets
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB56/47A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aerus LLC
Original Assignee
Electrolux 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
Priority to US641992A priority Critical patent/US2596806A/en
Application filed by Electrolux Corp filed Critical Electrolux Corp
Publication of GB629674A publication Critical patent/GB629674A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details 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
    • A47L9/10Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/14Bags or the like; Rigid filtering receptacles; Attachment of, or closures for, bags or receptacles
    • A47L9/1427Means for mounting or attaching bags or filtering receptacles in suction cleaners; Adapters
    • A47L9/1436Connecting plates, e.g. collars, end closures
    • A47L9/1445Connecting plates, e.g. collars, end closures with closure means
    • A47L9/1454Self-sealing closures, e.g. valves
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03BGENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/20Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
    • H03B5/26Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator frequency-determining element being part of bridge circuit in closed ring around which signal is transmitted; frequency-determining element being connected via a bridge circuit to such a closed ring, e.g. Wien-Bridge oscillator, parallel-T oscillator

Abstract

629,674. Paper bags. ELECTROLUX CORPORATION. Jan. 1, 1947, No. 56. Convention date, Jan. 18, 1946. [Class 94(ii)] [Also in Group XXVIII] A porous paper filter bag 13 having cardboard end wall elements 20, 21 apertured at 23 is normally closed by two rubber sheets 24, 25 clamped between the elements 20, 21 and overlapping at 27 so that on insertion of a dust-laden air inlet tube 18 the sheets form a seal therewith.
GB56/47A 1946-01-18 1947-01-01 Vacuum cleaners and dust bag receptacles Expired GB629674A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US641992A US2596806A (en) 1946-01-18 1946-01-18 Vacuum cleaner dust bag

Publications (1)

Publication Number Publication Date
GB629674A true GB629674A (en) 1949-09-26

Family

ID=24574705

Family Applications (1)

Application Number Title Priority Date Filing Date
GB56/47A Expired GB629674A (en) 1946-01-18 1947-01-01 Vacuum cleaners and dust bag receptacles

Country Status (7)

Country Link
US (1) US2596806A (en)
BE (1) BE470437A (en)
CH (1) CH258822A (en)
DE (1) DE886803C (en)
FR (1) FR939472A (en)
GB (1) GB629674A (en)
NL (1) NL70292C (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2720277A (en) * 1952-05-27 1955-10-11 Lewyt Corp Filter structures for vacuum cleaners
US3108736A (en) * 1952-12-20 1963-10-29 Electrolux Corp Container closures
BE528696A (en) * 1953-05-11
GB766086A (en) * 1954-04-22 1957-01-16 Lewyt Corp Improvements in or relating to vacuum cleaners
US2766842A (en) * 1954-09-02 1956-10-16 Hoover Co Filter mounting means
US2818936A (en) * 1955-02-21 1958-01-07 Hoover Co Suction cleaner filter bags
US2833372A (en) * 1955-07-29 1958-05-06 Robert I Lappin Vacuum cleaner equipped with disposable bag
US3200571A (en) * 1961-08-30 1965-08-17 Shannah Gale Stone Disposable filter bag
US3252274A (en) * 1962-08-01 1966-05-24 Xerox Corp Xerographic powder filter
DE1278245B (en) * 1962-08-01 1968-09-19 Rank Xerox Ltd Self-supporting filter bag for electrophotographic copying machines
US3245605A (en) * 1963-04-26 1966-04-12 Carl E Meyerhoefer Resilient seal assembly
US3237846A (en) * 1964-03-06 1966-03-01 Electrolux Corp End closure for disposable dust bag
US3410060A (en) * 1964-09-30 1968-11-12 Xerox Corp Xerographic filter apparatus
US3421298A (en) * 1967-03-28 1969-01-14 Electrolux Corp End closure for a disposable vacuum cleaner dust bag
US3538686A (en) * 1968-10-21 1970-11-10 Louis Schwab Self-sealing and self-holding filter frame
US5039324A (en) * 1989-03-27 1991-08-13 Mastercraft Industries, Inc. Sealable collar vacuum cleaner bag
DE4007147A1 (en) * 1990-03-07 1991-09-12 Esta Apparatebau Welding pistol - has a suction opening connected to two separators for a long life and easy cleaning
DE9405637U1 (en) * 1994-04-05 1994-05-26 Voit Geb Filter insert bags, especially for vacuum cleaners
ITGE20030025U1 (en) * 2003-11-27 2005-05-28 Filtri Di Padroni Marco Genova BAG FOR VACUUM CLEANERS MADE OF NON-WOVEN FABRIC
US7171719B1 (en) * 2004-07-27 2007-02-06 David Harrelson Disposal apparatus
DE202007004650U1 (en) * 2007-03-27 2007-06-06 Alt, Hans Gas filtration module provides easy access to an in-line filter element by mounting it in a flexible pipe, which can be uncoupled and bent clear to remove the element

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US571708A (en) * 1896-11-17 Dust-guard for air-brake hose-couplings
US670794A (en) * 1900-07-25 1901-03-26 John B Lott Valve.
US946318A (en) * 1906-02-28 1910-01-11 Bates Valve Bag Co Valve-bag.
US931888A (en) * 1908-05-20 1909-08-24 James Reaney Jr Valved bag.
US1140625A (en) * 1913-09-23 1915-05-25 Ernest Spitzler Bait-receptacle.
US1241352A (en) * 1915-02-23 1917-09-25 Charles Doering Jr Water-dispensing device.
US1629661A (en) * 1926-11-23 1927-05-24 Joseph M Gerhard Candy-dispensing box
CH142719A (en) * 1929-03-18 1930-10-15 Hoover Co Bag for vacuum cleaners and method of manufacture thereof.
FR701447A (en) * 1930-01-14 1931-03-16 Constr Apparecchi Elettrodomes Improvements to devices for collecting dust in electric vacuum cleaners
US2070674A (en) * 1935-11-05 1937-02-16 Utility Innovations Inc Dust bag
BE427037A (en) * 1937-03-19
US2234032A (en) * 1940-02-26 1941-03-04 Beech Nut Packing Co Display stand
US2325820A (en) * 1940-05-16 1943-08-03 Hoover Co Suction cleaner dirt bag
US2270737A (en) * 1940-07-26 1942-01-20 Jesse D Langdon Siphon breaker and valve
US2378878A (en) * 1941-05-05 1945-06-19 Acme Steel Co Container and method of forming the same

Also Published As

Publication number Publication date
NL70292C (en)
DE886803C (en) 1953-08-17
US2596806A (en) 1952-05-13
FR939472A (en) 1948-11-16
BE470437A (en)
CH258822A (en) 1948-12-31

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