DE3912866A1 - Staubsaugerduese fuer staubsauger mit zurueckgefuehrter abluft - Google Patents

Staubsaugerduese fuer staubsauger mit zurueckgefuehrter abluft

Info

Publication number
DE3912866A1
DE3912866A1 DE19893912866 DE3912866A DE3912866A1 DE 3912866 A1 DE3912866 A1 DE 3912866A1 DE 19893912866 DE19893912866 DE 19893912866 DE 3912866 A DE3912866 A DE 3912866A DE 3912866 A1 DE3912866 A1 DE 3912866A1
Authority
DE
Germany
Prior art keywords
vacuum cleaner
cleaner nozzle
suction
exhaust air
section
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
DE19893912866
Other languages
German (de)
English (en)
Other versions
DE3912866C2 (OSRAM
Inventor
Alfred Pfeiffer
Hans-Heinrich Pfeiffer
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.)
PFEIFFER, ALFRED, 87724 OTTOBEUREN, DE
Original Assignee
PFEIFFER HANS HEINRICH
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 PFEIFFER HANS HEINRICH filed Critical PFEIFFER HANS HEINRICH
Priority to DE19893912866 priority Critical patent/DE3912866A1/de
Publication of DE3912866A1 publication Critical patent/DE3912866A1/de
Application granted granted Critical
Publication of DE3912866C2 publication Critical patent/DE3912866C2/de
Granted 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
    • A47L9/02—Nozzles
    • A47L9/08—Nozzles with means adapted for blowing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
DE19893912866 1989-04-19 1989-04-19 Staubsaugerduese fuer staubsauger mit zurueckgefuehrter abluft Granted DE3912866A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19893912866 DE3912866A1 (de) 1989-04-19 1989-04-19 Staubsaugerduese fuer staubsauger mit zurueckgefuehrter abluft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19893912866 DE3912866A1 (de) 1989-04-19 1989-04-19 Staubsaugerduese fuer staubsauger mit zurueckgefuehrter abluft

Publications (2)

Publication Number Publication Date
DE3912866A1 true DE3912866A1 (de) 1990-10-25
DE3912866C2 DE3912866C2 (OSRAM) 1991-04-25

Family

ID=6378998

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19893912866 Granted DE3912866A1 (de) 1989-04-19 1989-04-19 Staubsaugerduese fuer staubsauger mit zurueckgefuehrter abluft

Country Status (1)

Country Link
DE (1) DE3912866A1 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4140630C1 (en) * 1991-12-10 1993-02-25 Alfred 8000 Muenchen De Pfeiffer Vacuum cleaner nozzle with returned filtered air - has funnel shaped suction pipe enclosed by casing with annular space between them to which returned air is fed

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3422178C1 (de) * 1984-06-14 1985-05-15 Alfred 8000 München Pfeiffer Staubsauger mit einer Rückführung der gefilterten Abluft

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3422178C1 (de) * 1984-06-14 1985-05-15 Alfred 8000 München Pfeiffer Staubsauger mit einer Rückführung der gefilterten Abluft

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4140630C1 (en) * 1991-12-10 1993-02-25 Alfred 8000 Muenchen De Pfeiffer Vacuum cleaner nozzle with returned filtered air - has funnel shaped suction pipe enclosed by casing with annular space between them to which returned air is fed

Also Published As

Publication number Publication date
DE3912866C2 (OSRAM) 1991-04-25

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PFEIFFER, ALFRED, 87724 OTTOBEUREN, DE

8339 Ceased/non-payment of the annual fee