DE4017721C2 - - Google Patents

Info

Publication number
DE4017721C2
DE4017721C2 DE4017721A DE4017721A DE4017721C2 DE 4017721 C2 DE4017721 C2 DE 4017721C2 DE 4017721 A DE4017721 A DE 4017721A DE 4017721 A DE4017721 A DE 4017721A DE 4017721 C2 DE4017721 C2 DE 4017721C2
Authority
DE
Germany
Prior art keywords
tube
inner tube
sealing sleeve
cross
telescopic
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
DE4017721A
Other languages
German (de)
English (en)
Other versions
DE4017721A1 (de
Inventor
August 5768 Sundern De Cordes
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.)
Roxxan 42855 Remscheid De GmbH
Original Assignee
Carl Froh Roehrenwerk & Co 5768 Sundern De 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=32825965&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE4017721(C2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Carl Froh Roehrenwerk & Co 5768 Sundern De GmbH filed Critical Carl Froh Roehrenwerk & Co 5768 Sundern De GmbH
Priority to DE9006234U priority Critical patent/DE9006234U1/de
Priority to DE4017721A priority patent/DE4017721A1/de
Publication of DE4017721A1 publication Critical patent/DE4017721A1/de
Application granted granted Critical
Publication of DE4017721C2 publication Critical patent/DE4017721C2/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
    • A47L9/24—Hoses or pipes; Hose or pipe couplings
    • A47L9/242—Hose or pipe couplings
    • 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
    • A47L9/24—Hoses or pipes; Hose or pipe couplings
    • A47L9/242—Hose or pipe couplings
    • A47L9/244—Hose or pipe couplings for telescopic or extensible hoses or pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Vacuum Cleaner (AREA)
DE4017721A 1990-06-01 1990-06-01 Teleskopierbares staubsauger-saugrohr Granted DE4017721A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE9006234U DE9006234U1 (de) 1990-06-01 1990-06-01 Teleskopierbares Staubsauger-Saugrohr
DE4017721A DE4017721A1 (de) 1990-06-01 1990-06-01 Teleskopierbares staubsauger-saugrohr

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE9006234U DE9006234U1 (de) 1990-06-01 1990-06-01 Teleskopierbares Staubsauger-Saugrohr
DE4017721A DE4017721A1 (de) 1990-06-01 1990-06-01 Teleskopierbares staubsauger-saugrohr

Publications (2)

Publication Number Publication Date
DE4017721A1 DE4017721A1 (de) 1991-12-05
DE4017721C2 true DE4017721C2 (fr) 1993-07-08

Family

ID=32825965

Family Applications (2)

Application Number Title Priority Date Filing Date
DE9006234U Expired - Lifetime DE9006234U1 (de) 1990-06-01 1990-06-01 Teleskopierbares Staubsauger-Saugrohr
DE4017721A Granted DE4017721A1 (de) 1990-06-01 1990-06-01 Teleskopierbares staubsauger-saugrohr

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE9006234U Expired - Lifetime DE9006234U1 (de) 1990-06-01 1990-06-01 Teleskopierbares Staubsauger-Saugrohr

Country Status (1)

Country Link
DE (2) DE9006234U1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19958323C1 (de) * 1999-12-03 2001-01-18 Fischer Rohrtechnik Gmbh Staubsauger-Saugrohr mit einem durch eine Erweiterung der Innenumfangsfläche des Innenrohres anschmiegenden Dichtring
DE10142684C1 (de) * 2001-08-31 2002-11-07 Fischer Rohrtechnik Gmbh Staubsauger-Saugrohr mit einem auf dem Innenrohr angeordneten Dichtring mit Nut zur Aufnahme eines O-Ringes
DE102006030138B3 (de) * 2006-06-29 2007-10-18 Roxxan Gmbh Teleskopierbares Staubsauger-Saugrohr

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4220924C1 (fr) * 1992-06-25 1993-07-22 Siemens Ag, 8000 Muenchen, De
DE19615814C2 (de) * 1995-04-27 1998-01-29 Zelmer Teleskopierbares Staubsaugerrohr
DE19850355A1 (de) * 1998-11-02 2000-05-11 Froh Carl Gmbh Teleskopierbares Staubsauger-Saugrohr
DE102005059107B3 (de) * 2005-12-08 2007-03-01 Fon Telescopic Systems Gmbh Teleskopierbares Staubsauger-Saugrohr
DE102010023920B4 (de) 2010-06-16 2013-08-08 Fischer Rohrtechnik Gmbh Dichtring für ein teleskopierbares Staubsauger-Saugrohr

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE916250C (de) * 1953-02-08 1954-08-05 Bayerische Motoren Werke Ag Abdichtung zwischen zwei teleskopartig zueinander angeordneten Rohren
DE928615C (de) * 1953-11-12 1955-06-06 Bayerische Motoren Werke Ag Abdichtung zwischen zwei teleskopartig zueinander angeordneten Rohren

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19958323C1 (de) * 1999-12-03 2001-01-18 Fischer Rohrtechnik Gmbh Staubsauger-Saugrohr mit einem durch eine Erweiterung der Innenumfangsfläche des Innenrohres anschmiegenden Dichtring
DE10142684C1 (de) * 2001-08-31 2002-11-07 Fischer Rohrtechnik Gmbh Staubsauger-Saugrohr mit einem auf dem Innenrohr angeordneten Dichtring mit Nut zur Aufnahme eines O-Ringes
DE102006030138B3 (de) * 2006-06-29 2007-10-18 Roxxan Gmbh Teleskopierbares Staubsauger-Saugrohr

Also Published As

Publication number Publication date
DE9006234U1 (de) 1990-08-09
DE4017721A1 (de) 1991-12-05

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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: CARL FROH GMBH, 59846 SUNDERN, DE

8310 Action for declaration of annulment
8327 Change in the person/name/address of the patent owner

Owner name: FROH HOUSE TECH GMBH & CO. KG, 59846 SUNDERN, DE

8313 Request for invalidation rejected/withdrawn
8327 Change in the person/name/address of the patent owner

Owner name: FON TELESCOPIC SYSTEMS GMBH, 59846 SUNDERN, DE

8327 Change in the person/name/address of the patent owner

Owner name: ROXXAN GMBH, 42855 REMSCHEID, DE

8339 Ceased/non-payment of the annual fee