U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Connecting means and filter device with such a connecting means

Patent 7497479 Issued on March 3, 2009. Estimated Expiration Date: Icon_subject October 25, 2025. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

2969994

Quick release sleeve fastener
Patent #: 3980805
Issued on: 09/14/1976
Inventor: Lipari

Quick connect coupling
Patent #: 4009896
Issued on: 03/01/1977
Inventor: Brewer

Device for connecting tubes or the like
Patent #: 4632436
Issued on: 12/30/1986
Inventor: Kimura

Fastening coupling for a ringed tube
Patent #: 5632512
Issued on: 05/27/1997
Inventor: Guitoneau

Tank assembly and method for water treatment
Patent #: 5890750
Issued on: 04/06/1999
Inventor: Channell, et al.

Apparatus for coupling video printed circuit board assembly of monitor
Patent #: 5954448
Issued on: 09/21/1999
Inventor: Shim

Adjustable riser for an irrigation sprinkler
Patent #: 6050500
Issued on: 04/18/2000
Inventor: Ensworth

Coupling for connecting two components conveying a medium
Patent #: 6808211
Issued on: 10/26/2004
Inventor: Hofmann, et al.

Low-permeability connecting device
Patent #: 6997486
Issued on: 02/14/2006
Inventor: Milhas

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Inventor

Assignee

Application

No. 11259742 filed on 10/25/2005

US Classes:

285/305ESSENTIAL CATCH

Examiners

Primary: Bochna, David E

Attorney, Agent or Firm

Foreign Patent References

  • 100 17 679 DE 09/01/2001
  • 571286 EP 11/01/1993
  • 1 103 752 EP 05/01/2001
  • 2528533 FR 06/01/1982
  • 2 350 656 GB 12/01/2000
  • WO 00/66930 WO 11/01/2000

International Class

F16L 37/00

Abstract

The invention relates to a connecting device having a first pipe connecting piece, a second pipe connecting piece and a securing part. The two pipe connecting pieces are adapted to be connected to one another in a releasable and fluid-tight manner by the securing part. The first pipe connecting piece has at least one recess on the outside, and the second pipe connecting piece has a collar and an outer piece of pipe, which between them form an annular space bounded on one side in the axial direction and which accommodates a sealing element. The outer piece of pipe has at least one aperture. The first pipe connecting piece is adapted to be introduced into the annular space. The securing part has at least one catch element, which can be inserted into an aperture, thereby entering a recess. A filter device with such a connecting device is also provided.

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