Patents




Register or Login To Download This Patent As A PDF

United States Patent D347,885
Gustafsson June 14, 1994

Sealing ring for sealing jointed pipes

Claims


The design for a sealing ring for sealing jointed pipes, as shown and described.
Inventors: Gustafsson; Leif (Varnamo, SE)
Assignee: Forsheda AB (Forsheda, SE)
Appl. No.: 07/597,772
Filed: October 15, 1990

Foreign Application Priority Data

Apr 18, 1990 [SE] 90-0865

Current U.S. Class: D23/269
Field of Search: 277/188R,27A 205/110 D23/259-269

References Cited

U.S. Patent Documents
D196724 October 1963 Davis
D244533 May 1977 Eidelberg et al.
D256046 July 1980 Perrin
D281525 November 1985 Gilbert
D285109 August 1986 Jornhagen
D285247 August 1986 Jornhagen
D289078 March 1987 Vassallo et al.
D322120 December 1991 du Gay
D323024 January 1992 Petersson et al.
4213619 July 1980 Arlt et al.
4344461 August 1982 Beune et al.
4602792 July 1986 Andrick
4625383 December 1986 Vassallo et al.
4637618 January 1987 Valls
4666165 May 1987 Nordin
4818209 April 1989 Petersson et al.
4834398 May 1989 Guzowski et al.
5064207 November 1991 Bengtsson
Primary Examiner: Largen; James R.
Attorney, Agent or Firm: Baker & Daniels

Description



FIG. 1 is a side elevational view of a sealing ring for sealing jointed pipes showing my new design the other sides being the same as the side shown;

FIG. 2 is a top plan view thereof; and,

FIG. 3 is an enlarged cross sectional view taken on line 3--3 of FIG. 2.

* * * * *