DE3601173A1 - Anzeigeeinrichtung an staubsaugern fuer den filterwechsel - Google Patents

Anzeigeeinrichtung an staubsaugern fuer den filterwechsel

Info

Publication number
DE3601173A1
DE3601173A1 DE19863601173 DE3601173A DE3601173A1 DE 3601173 A1 DE3601173 A1 DE 3601173A1 DE 19863601173 DE19863601173 DE 19863601173 DE 3601173 A DE3601173 A DE 3601173A DE 3601173 A1 DE3601173 A1 DE 3601173A1
Authority
DE
Germany
Prior art keywords
lever
display device
actuating lever
membrane
filter
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
DE19863601173
Other languages
German (de)
English (en)
Other versions
DE3601173C2 (enrdf_load_stackoverflow
Inventor
Rolf-Juergen Dipl Ing Kraemer
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.)
Vorwerk and Co Interholding GmbH
Original Assignee
Vorwerk and Co Interholding GmbH
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 Vorwerk and Co Interholding GmbH filed Critical Vorwerk and Co Interholding GmbH
Priority to DE19863601173 priority Critical patent/DE3601173A1/de
Publication of DE3601173A1 publication Critical patent/DE3601173A1/de
Application granted granted Critical
Publication of DE3601173C2 publication Critical patent/DE3601173C2/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
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/19—Means for monitoring filtering operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
DE19863601173 1986-01-17 1986-01-17 Anzeigeeinrichtung an staubsaugern fuer den filterwechsel Granted DE3601173A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19863601173 DE3601173A1 (de) 1986-01-17 1986-01-17 Anzeigeeinrichtung an staubsaugern fuer den filterwechsel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863601173 DE3601173A1 (de) 1986-01-17 1986-01-17 Anzeigeeinrichtung an staubsaugern fuer den filterwechsel

Publications (2)

Publication Number Publication Date
DE3601173A1 true DE3601173A1 (de) 1987-07-30
DE3601173C2 DE3601173C2 (enrdf_load_stackoverflow) 1988-03-10

Family

ID=6291992

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19863601173 Granted DE3601173A1 (de) 1986-01-17 1986-01-17 Anzeigeeinrichtung an staubsaugern fuer den filterwechsel

Country Status (1)

Country Link
DE (1) DE3601173A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0390956A1 (de) * 1989-04-07 1990-10-10 Siemens Aktiengesellschaft Anzeigevorrichtung an einem Staubsauger zur Erkennung des Verschmutzungsgrades mindestens eines im Staubsauger angeordneten Schmutzfilters

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3934543A (en) * 1974-12-23 1976-01-27 Sherwood Products Corporation Apparatus for monitoring the condition of a filter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3934543A (en) * 1974-12-23 1976-01-27 Sherwood Products Corporation Apparatus for monitoring the condition of a filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0390956A1 (de) * 1989-04-07 1990-10-10 Siemens Aktiengesellschaft Anzeigevorrichtung an einem Staubsauger zur Erkennung des Verschmutzungsgrades mindestens eines im Staubsauger angeordneten Schmutzfilters

Also Published As

Publication number Publication date
DE3601173C2 (enrdf_load_stackoverflow) 1988-03-10

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Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee