IL33181A - Helically wound seam locked tubing formed from ductile strip material - Google Patents
Helically wound seam locked tubing formed from ductile strip materialInfo
- Publication number
- IL33181A IL33181A IL33181A IL3318169A IL33181A IL 33181 A IL33181 A IL 33181A IL 33181 A IL33181 A IL 33181A IL 3318169 A IL3318169 A IL 3318169A IL 33181 A IL33181 A IL 33181A
- Authority
- IL
- Israel
- Prior art keywords
- strip material
- helically wound
- tubing formed
- ductile strip
- wound seam
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/156—Making tubes with wall irregularities
- B21C37/157—Perforations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/121—Making tubes or metal hoses with helically arranged seams with non-welded and non-soldered seams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/124—Making tubes or metal hoses with helically arranged seams the tubes having a special shape, e.g. with corrugated wall, flexible tubes
-
- 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
- F16L9/00—Rigid pipes
- F16L9/02—Rigid pipes of metal
- F16L9/06—Corrugated pipes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU44936/68A AU417205B2 (en) | 1968-10-17 | 1968-10-17 | Improved helically wound tubing |
AU5486369 | 1969-05-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
IL33181A0 IL33181A0 (en) | 1969-12-31 |
IL33181A true IL33181A (en) | 1974-09-10 |
Family
ID=25626989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL33181A IL33181A (en) | 1968-10-17 | 1969-10-14 | Helically wound seam locked tubing formed from ductile strip material |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS4925828B1 (en) |
CA (2) | CA918085A (en) |
FR (1) | FR2020909B1 (en) |
GB (1) | GB1237325A (en) |
IE (1) | IE33977B1 (en) |
IL (1) | IL33181A (en) |
NL (1) | NL6915752A (en) |
SE (1) | SE374677B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4012625A (en) * | 1975-09-05 | 1977-03-15 | Honeywell Information Systems, Inc. | Non-logic printed wiring board test system |
DE3540125C3 (en) * | 1985-11-13 | 1997-05-07 | Hahn Fritz Gmbh Co Kg | Method and device for producing a corrugated tube by helically winding a corrugated, thin strip, preferably a steel strip |
GB0106819D0 (en) | 2001-03-20 | 2001-05-09 | Weatherford Lamb | Tube manufacture |
-
1969
- 1969-10-13 GB GB50122/69A patent/GB1237325A/en not_active Expired
- 1969-10-14 IL IL33181A patent/IL33181A/en unknown
- 1969-10-14 IE IE1413/69A patent/IE33977B1/en unknown
- 1969-10-16 FR FR6935424A patent/FR2020909B1/fr not_active Expired
- 1969-10-16 SE SE6914184A patent/SE374677B/xx unknown
- 1969-10-16 CA CA065062A patent/CA918085A/en not_active Expired
- 1969-10-17 NL NL6915752A patent/NL6915752A/xx unknown
- 1969-10-17 JP JP44082630A patent/JPS4925828B1/ja active Pending
-
1971
- 1971-09-07 CA CA122218A patent/CA927212A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2020909B1 (en) | 1977-01-21 |
IE33977B1 (en) | 1974-12-30 |
JPS4925828B1 (en) | 1974-07-03 |
IE33977L (en) | 1970-04-17 |
GB1237325A (en) | 1971-06-30 |
IL33181A0 (en) | 1969-12-31 |
CA927212A (en) | 1973-05-29 |
CA918085A (en) | 1973-01-02 |
SE374677B (en) | 1975-03-17 |
NL6915752A (en) | 1970-04-21 |
FR2020909A1 (en) | 1970-07-17 |
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