DE3731222C2 - - Google Patents
Info
- Publication number
- DE3731222C2 DE3731222C2 DE3731222A DE3731222A DE3731222C2 DE 3731222 C2 DE3731222 C2 DE 3731222C2 DE 3731222 A DE3731222 A DE 3731222A DE 3731222 A DE3731222 A DE 3731222A DE 3731222 C2 DE3731222 C2 DE 3731222C2
- Authority
- DE
- Germany
- Prior art keywords
- retaining ring
- pipe fitting
- ring
- stop
- clamping
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
- F16L19/065—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends the wedging action being effected by means of a ring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/08—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe
- F16L19/083—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe the longitudinal cross-section of the ring not being modified during clamping
- F16L19/086—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe the longitudinal cross-section of the ring not being modified during clamping with additional sealing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/04—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with a swivel nut or collar engaging the pipe
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints With Pressure Members (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873731222 DE3731222A1 (de) | 1987-09-17 | 1987-09-17 | Rohrverschraubung fuer rohranschluesse oder dergleichen insbesondere im heizungsbau |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873731222 DE3731222A1 (de) | 1987-09-17 | 1987-09-17 | Rohrverschraubung fuer rohranschluesse oder dergleichen insbesondere im heizungsbau |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3731222A1 DE3731222A1 (de) | 1989-04-06 |
DE3731222C2 true DE3731222C2 (US08066781-20111129-C00013.png) | 1989-07-06 |
Family
ID=6336216
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19873731222 Granted DE3731222A1 (de) | 1987-09-17 | 1987-09-17 | Rohrverschraubung fuer rohranschluesse oder dergleichen insbesondere im heizungsbau |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3731222A1 (US08066781-20111129-C00013.png) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5489205A (en) * | 1988-09-06 | 1996-02-06 | Davis; Warren | Syringe tip locking assembly |
JP5747207B2 (ja) * | 2013-07-05 | 2015-07-08 | 株式会社潤工社 | 管継手 |
US20230061212A1 (en) * | 2021-08-30 | 2023-03-02 | Atricure, Inc. | Cryogenic probe inlet coupling |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH441895A (de) * | 1965-07-15 | 1967-08-15 | Fischer Ag Georg | Glattrohr-Verschraubung für Kunststoff-Rohre |
GB1494084A (en) * | 1974-04-23 | 1977-12-07 | British Gas Corp | Pipe adaptors |
-
1987
- 1987-09-17 DE DE19873731222 patent/DE3731222A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3731222A1 (de) | 1989-04-06 |
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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 | ||
8339 | Ceased/non-payment of the annual fee |