DE69424772D1 - ULTRA-LOW NOISE VACUUM CLEANER - Google Patents

ULTRA-LOW NOISE VACUUM CLEANER

Info

Publication number
DE69424772D1
DE69424772D1 DE69424772T DE69424772T DE69424772D1 DE 69424772 D1 DE69424772 D1 DE 69424772D1 DE 69424772 T DE69424772 T DE 69424772T DE 69424772 T DE69424772 T DE 69424772T DE 69424772 D1 DE69424772 D1 DE 69424772D1
Authority
DE
Germany
Prior art keywords
ultra
vacuum cleaner
low noise
noise vacuum
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.)
Expired - Fee Related
Application number
DE69424772T
Other languages
German (de)
Other versions
DE69424772T2 (en
Inventor
G Smith
P Nowicki
F Arnold
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.)
NCT Group Inc
Original Assignee
NCT Group Inc
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 NCT Group Inc filed Critical NCT Group Inc
Application granted granted Critical
Publication of DE69424772D1 publication Critical patent/DE69424772D1/en
Publication of DE69424772T2 publication Critical patent/DE69424772T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • A47L9/0081—Means for exhaust-air diffusion; Means for sound or vibration damping
DE69424772T 1993-02-09 1994-02-08 ULTRA-LOW NOISE VACUUM CLEANER Expired - Fee Related DE69424772T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1510093A 1993-02-09 1993-02-09
PCT/US1994/001190 WO1994017719A1 (en) 1993-02-09 1994-02-08 Ultra quiet vacuum cleaner

Publications (2)

Publication Number Publication Date
DE69424772D1 true DE69424772D1 (en) 2000-07-06
DE69424772T2 DE69424772T2 (en) 2000-11-16

Family

ID=21769538

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69424772T Expired - Fee Related DE69424772T2 (en) 1993-02-09 1994-02-08 ULTRA-LOW NOISE VACUUM CLEANER

Country Status (4)

Country Link
EP (1) EP0683639B1 (en)
JP (1) JP2887354B2 (en)
DE (1) DE69424772T2 (en)
WO (1) WO1994017719A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10056498B4 (en) * 2000-11-15 2006-07-06 BSH Bosch und Siemens Hausgeräte GmbH Program-controlled household appliance with improved noise pattern
DE10114634A1 (en) * 2001-03-23 2002-09-26 Markus Bodden Active noise design for vacuum cleaners to provide interesting, useful information to user involves synthesizing noise by chaining stored data of naturally occurring impact noise

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4878188A (en) * 1988-08-30 1989-10-31 Noise Cancellation Tech Selective active cancellation system for repetitive phenomena
US5105377A (en) * 1990-02-09 1992-04-14 Noise Cancellation Technologies, Inc. Digital virtual earth active cancellation system
US5091953A (en) * 1990-02-13 1992-02-25 University Of Maryland At College Park Repetitive phenomena cancellation arrangement with multiple sensors and actuators
JP2741951B2 (en) * 1990-11-22 1998-04-22 松下電器産業株式会社 Electric vacuum cleaner
JPH053843A (en) * 1991-06-28 1993-01-14 Sharp Corp Cleaner
JPH053841A (en) * 1991-06-28 1993-01-14 Sharp Corp Cleaner
JPH057536A (en) * 1991-07-05 1993-01-19 Sharp Corp Standing type vacuum cleaner

Also Published As

Publication number Publication date
WO1994017719A1 (en) 1994-08-18
JP2887354B2 (en) 1999-04-26
EP0683639B1 (en) 2000-05-31
DE69424772T2 (en) 2000-11-16
JPH08502916A (en) 1996-04-02
EP0683639A4 (en) 1996-03-27
EP0683639A1 (en) 1995-11-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee