BR0013495B1 - aspirador de pó. - Google Patents

aspirador de pó.

Info

Publication number
BR0013495B1
BR0013495B1 BRPI0013495-3A BR0013495A BR0013495B1 BR 0013495 B1 BR0013495 B1 BR 0013495B1 BR 0013495 A BR0013495 A BR 0013495A BR 0013495 B1 BR0013495 B1 BR 0013495B1
Authority
BR
Brazil
Prior art keywords
shaft
impeller
pump
fluid
gap
Prior art date
Application number
BRPI0013495-3A
Other languages
English (en)
Other versions
BR0013495A (pt
Inventor
Robert C Berfield
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 filed Critical
Publication of BR0013495A publication Critical patent/BR0013495A/pt
Publication of BR0013495B1 publication Critical patent/BR0013495B1/pt

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
    • A47L7/0019—Details of the casing
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/106—Shaft sealings especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2266—Rotors specially for centrifugal pumps with special measures for sealing or thrust balance
BRPI0013495-3A 1999-08-26 2000-03-20 aspirador de pó. BR0013495B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/383,351 US6249933B1 (en) 1999-08-26 1999-08-26 Pump having sealless shaft
PCT/US2000/007290 WO2001014748A1 (en) 1999-08-26 2000-03-20 Pump having dynamic shaft seal

Publications (2)

Publication Number Publication Date
BR0013495A BR0013495A (pt) 2002-05-14
BR0013495B1 true BR0013495B1 (pt) 2009-08-11

Family

ID=23512723

Family Applications (2)

Application Number Title Priority Date Filing Date
BRPI0013495-3A BR0013495B1 (pt) 1999-08-26 2000-03-20 aspirador de pó.
BRPI0017497-1A BR0017497B1 (pt) 1999-08-26 2000-03-20 bomba para transporte de fluido.

Family Applications After (1)

Application Number Title Priority Date Filing Date
BRPI0017497-1A BR0017497B1 (pt) 1999-08-26 2000-03-20 bomba para transporte de fluido.

Country Status (12)

Country Link
US (3) US6249933B1 (pt)
EP (1) EP1206642B1 (pt)
CN (1) CN100458176C (pt)
AT (1) ATE363599T1 (pt)
AU (1) AU769092B2 (pt)
BR (2) BR0013495B1 (pt)
CA (1) CA2376597C (pt)
DE (1) DE60035050T2 (pt)
HK (1) HK1056762A1 (pt)
MX (1) MXPA02001898A (pt)
RU (1) RU2237196C2 (pt)
WO (1) WO2001014748A1 (pt)

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US7163588B2 (en) * 1997-05-09 2007-01-16 Semitool, Inc. Processing a workpiece using water, a base, and ozone
US7264680B2 (en) * 1997-05-09 2007-09-04 Semitool, Inc. Process and apparatus for treating a workpiece using ozone
US20050215063A1 (en) * 1997-05-09 2005-09-29 Bergman Eric J System and methods for etching a silicon wafer using HF and ozone
US7404863B2 (en) * 1997-05-09 2008-07-29 Semitool, Inc. Methods of thinning a silicon wafer using HF and ozone
US20020157686A1 (en) * 1997-05-09 2002-10-31 Semitool, Inc. Process and apparatus for treating a workpiece such as a semiconductor wafer
US6701941B1 (en) * 1997-05-09 2004-03-09 Semitool, Inc. Method for treating the surface of a workpiece
US6869487B1 (en) 1997-05-09 2005-03-22 Semitool, Inc. Process and apparatus for treating a workpiece such as a semiconductor wafer
US7378355B2 (en) * 1997-05-09 2008-05-27 Semitool, Inc. System and methods for polishing a wafer
JP3329441B2 (ja) * 1998-10-09 2002-09-30 ティーディーケイ株式会社 薄膜形成のための前処理方法
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US8516650B2 (en) 2007-10-11 2013-08-27 Black & Decker Inc. Vacuum electronic water sense circuit
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ITTO20110209A1 (it) * 2011-03-09 2011-06-08 Fise Spa Estrattore perfezionato per separatore di liquidi di macchine aspira-liquidi.
TWI452989B (zh) * 2011-11-09 2014-09-21 Nat Univ Chin Yi Technology Wet and dry vacuum cleaner
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DE102012102180A1 (de) * 2012-03-15 2013-10-02 Pro-Aqua International Gmbh Raumreinigungssystem mit Wasserbad
US10188250B2 (en) 2012-08-07 2019-01-29 Kärcher North America, Inc. Floor cleaning tool having a mechanically operated pump
DE102014107732A1 (de) * 2014-06-02 2015-12-03 Alfred Kärcher Gmbh & Co. Kg Sauggerät für Reinigungszwecke
EP3238592B1 (en) 2016-04-27 2021-06-02 Diversey, Inc. Vacuum cleaner
US10869586B2 (en) 2016-11-17 2020-12-22 Karcher North America, Inc. Portable vacuum and related accessories
US20190010686A1 (en) * 2017-07-10 2019-01-10 Darrel Hughes Pipe unclogging device and Attachments
EP3542693A1 (de) * 2018-03-22 2019-09-25 Hilti Aktiengesellschaft Nass- und trockensauger
CN108799496B (zh) * 2018-06-01 2019-12-03 西南石油大学 一种能够产生周期性接触压力的橡胶动密封组件
EP4056096A1 (de) * 2021-03-10 2022-09-14 Hako GmbH Bodenreinigungsmaschine mit einer einrichtung zur bestimmung des füllstandes im schmutzwassertank

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Also Published As

Publication number Publication date
DE60035050D1 (de) 2007-07-12
CA2376597C (en) 2007-10-30
AU769092B2 (en) 2004-01-15
EP1206642A1 (en) 2002-05-22
HK1056762A1 (en) 2004-02-27
AU3900100A (en) 2001-03-19
BR0017497B1 (pt) 2012-02-07
DE60035050T2 (de) 2008-02-14
US6226831B1 (en) 2001-05-08
BR0013495A (pt) 2002-05-14
EP1206642B1 (en) 2007-05-30
WO2001014748A1 (en) 2001-03-01
MXPA02001898A (es) 2002-10-31
RU2237196C2 (ru) 2004-09-27
ATE363599T1 (de) 2007-06-15
CN100458176C (zh) 2009-02-04
US20010009051A1 (en) 2001-07-26
US6249933B1 (en) 2001-06-26
US6508618B2 (en) 2003-01-21
CN1425109A (zh) 2003-06-18
CA2376597A1 (en) 2001-03-01

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE E 7A E 8A ANUIDADES.

B08H Application fees: decision cancelled [chapter 8.8 patent gazette]

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 1975 DE 11/11/2008, ITEM 8.6, POR TER SIDO INDEVIDO.

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 20/03/2000, OBSERVADAS AS CONDICOES LEGAIS.

B16D Grant of patent or certificate of addition of invention cancelled

Free format text: REFERENTE A RPI 2014 DE 11/08/2009, COD. DE DESPACHO 16.1, POR TER SIDO INDEVIDO.

B09Z Decision to grant cancelled [chapter 9.1.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFIRO O PEDIDO DE ACORDO COM O(S) ARTIGO(S) 8O E 13 DA LPI.

B12B Appeal against refusal [chapter 12.2 patent gazette]
B15K Others concerning applications: alteration of classification

Ipc: A47L 7/00 (2006.01), F04D 29/10 (2006.01), F04D 29