EP0297526A3 - Wet-dry vacuum cleaner - Google Patents

Wet-dry vacuum cleaner Download PDF

Info

Publication number
EP0297526A3
EP0297526A3 EP88110347A EP88110347A EP0297526A3 EP 0297526 A3 EP0297526 A3 EP 0297526A3 EP 88110347 A EP88110347 A EP 88110347A EP 88110347 A EP88110347 A EP 88110347A EP 0297526 A3 EP0297526 A3 EP 0297526A3
Authority
EP
European Patent Office
Prior art keywords
wet
vacuum cleaner
dry vacuum
dry
cleaner
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.)
Granted
Application number
EP88110347A
Other languages
German (de)
Other versions
EP0297526A2 (en
EP0297526B1 (en
Inventor
Reinhard Ohrndorf
Gerald Schlund
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.)
Robert Thomas Metall und Elektrowerke GmbH and Co KG
Original Assignee
Robert Thomas Metall und Elektrowerke GmbH and Co KG
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 claimed from DE19883813601 external-priority patent/DE3813601A1/en
Application filed by Robert Thomas Metall und Elektrowerke GmbH and Co KG filed Critical Robert Thomas Metall und Elektrowerke GmbH and Co KG
Priority to AT88110347T priority Critical patent/ATE86835T1/en
Publication of EP0297526A2 publication Critical patent/EP0297526A2/en
Publication of EP0297526A3 publication Critical patent/EP0297526A3/en
Application granted granted Critical
Publication of EP0297526B1 publication Critical patent/EP0297526B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
    • A47L7/0004—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners
    • A47L7/0023—Recovery tanks
    • A47L7/0028—Security means, e.g. float valves or level switches for preventing overflow
    • 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
    • A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
    • A47L7/0004—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners
    • A47L7/0023—Recovery tanks
    • A47L7/0038—Recovery tanks with means for emptying the tanks
    • 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
    • A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
    • A47L7/0004—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners
    • A47L7/0042—Gaskets; Sealing means
EP88110347A 1987-06-29 1988-06-29 Wet-dry vacuum cleaner Expired - Lifetime EP0297526B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT88110347T ATE86835T1 (en) 1987-06-29 1988-06-29 WET-DRY VACUUM CLEANER.

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE8708972U 1987-06-29
DE8708972 1987-06-29
DE8802799U 1988-03-02
DE8802799 1988-03-02
DE3813601 1988-04-22
DE19883813601 DE3813601A1 (en) 1987-06-29 1988-04-22 Wet-dry suction cleaner

Publications (3)

Publication Number Publication Date
EP0297526A2 EP0297526A2 (en) 1989-01-04
EP0297526A3 true EP0297526A3 (en) 1989-05-31
EP0297526B1 EP0297526B1 (en) 1993-03-17

Family

ID=27197517

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88110347A Expired - Lifetime EP0297526B1 (en) 1987-06-29 1988-06-29 Wet-dry vacuum cleaner

Country Status (2)

Country Link
EP (1) EP0297526B1 (en)
DE (1) DE3879296D1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9116200D0 (en) * 1991-07-26 1991-09-11 Hoover Ltd Suction cleaner
DE19828008A1 (en) * 1998-06-24 2000-01-13 Duepro Ag Romanshorn Small vacuum cleaner with large dust collection capacity
US6052862A (en) * 1999-02-16 2000-04-25 Multicraft International Cord rewinder for a water filter type vacuum cleaner
KR100456174B1 (en) 2002-09-24 2004-11-09 삼성광주전자 주식회사 Wet and dry vacuum cleaner
USD626708S1 (en) 2008-03-11 2010-11-02 Royal Appliance Mfg. Co. Hand vacuum
BRPI0919686A2 (en) 2008-10-22 2021-04-20 Rosemount Inc Plug-and-play sensor/transmitter for process instrumentation
CN116786209B (en) * 2023-08-25 2024-02-06 四川省综合地质调查研究所 Broken sampling device of graphite ore deposit

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2949620A (en) * 1957-01-29 1960-08-23 John W Noble Floor mopping machine
US3056994A (en) * 1960-08-18 1962-10-09 John W Noble Vacuum cleaning and mopping apparatus
DE1282252B (en) * 1961-03-25 1968-11-07 Reima Reinigungsmaschinen G M Dirty water or vacuum cleaner
US3821830A (en) * 1972-08-03 1974-07-02 Windsor Ind Inc Cleaner for carpets and the like
US4019218A (en) * 1976-04-15 1977-04-26 Chemko Industries, Inc. Carpet soil extractor
US4227279A (en) * 1979-03-29 1980-10-14 Herbert Tribolet Double insulated apparatus
US4287635A (en) * 1979-05-07 1981-09-08 Jacobs Paul G Wet and dry vacuum cleaner
DE3021546A1 (en) * 1980-06-07 1982-01-07 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Vacuum cleaner for floors and carpets - is fitted with water spray and has water reservoir between walls of jacketed housing
US4463474A (en) * 1982-06-07 1984-08-07 Jacobs Paul G Vacuum cleaner
EP0176697A2 (en) * 1984-09-29 1986-04-09 Alfred Kärcher GmbH & Co. Cleaning apparatus for dry or wet suction and/or for rinse extraction cleaning
EP0185310A2 (en) * 1984-12-17 1986-06-25 Tennant Company Floor maintenance machine and method

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2949620A (en) * 1957-01-29 1960-08-23 John W Noble Floor mopping machine
US3056994A (en) * 1960-08-18 1962-10-09 John W Noble Vacuum cleaning and mopping apparatus
DE1282252B (en) * 1961-03-25 1968-11-07 Reima Reinigungsmaschinen G M Dirty water or vacuum cleaner
US3821830A (en) * 1972-08-03 1974-07-02 Windsor Ind Inc Cleaner for carpets and the like
US4019218A (en) * 1976-04-15 1977-04-26 Chemko Industries, Inc. Carpet soil extractor
US4227279A (en) * 1979-03-29 1980-10-14 Herbert Tribolet Double insulated apparatus
US4287635A (en) * 1979-05-07 1981-09-08 Jacobs Paul G Wet and dry vacuum cleaner
DE3021546A1 (en) * 1980-06-07 1982-01-07 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Vacuum cleaner for floors and carpets - is fitted with water spray and has water reservoir between walls of jacketed housing
US4463474A (en) * 1982-06-07 1984-08-07 Jacobs Paul G Vacuum cleaner
EP0176697A2 (en) * 1984-09-29 1986-04-09 Alfred Kärcher GmbH & Co. Cleaning apparatus for dry or wet suction and/or for rinse extraction cleaning
EP0185310A2 (en) * 1984-12-17 1986-06-25 Tennant Company Floor maintenance machine and method

Also Published As

Publication number Publication date
EP0297526A2 (en) 1989-01-04
DE3879296D1 (en) 1993-04-22
EP0297526B1 (en) 1993-03-17

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