GB453389A - Method of manufacturing wrought metal pipe fittings - Google Patents
Method of manufacturing wrought metal pipe fittingsInfo
- Publication number
- GB453389A GB453389A GB30985/35A GB3098535A GB453389A GB 453389 A GB453389 A GB 453389A GB 30985/35 A GB30985/35 A GB 30985/35A GB 3098535 A GB3098535 A GB 3098535A GB 453389 A GB453389 A GB 453389A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tube
- pipe fittings
- forging
- elbow
- metal pipe
- 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
-
- 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
- B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
- Forging (AREA)
Abstract
453,389. Making pipe fittings. CORNELL, E. S., 17, Campbell Lane, Larchmont, New York, U.S.A. Nov. 8, 1935, No. 30985. Convention date, Dec. 1, 1934. [Classes 83 (ii) and 83 (iv)] Forging-dies.-In an elbow or like pipe fitting with terminal screw threads made from a tube, the walls of which are incapable of carrying a screw thread, the ends are thickened by cold flowing the metal, after which it is screw threaded. Fig. 3 shows a construction of elbow 10 with external threads 23, but the threading may be done internally at one or both ends, or one of the ends may be left plain for jointing by sweating. In Fig. 7 is shown a thin walled tube 10 in a cold condition in the cavitv of a die block 11. A mandrel 12 is placed in the tube and is provided with a reduced part 13 for co-operation with a hollow upsetting punch 17. The terminal parts may be expanded after forging. Specifications 259,520, [Class 83 (iv)], 412,075; and 453,386, [Group XXVIII], are referred to.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US453389XA | 1934-12-01 | 1934-12-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB453389A true GB453389A (en) | 1936-09-10 |
Family
ID=21937317
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB30985/35A Expired GB453389A (en) | 1934-12-01 | 1935-11-08 | Method of manufacturing wrought metal pipe fittings |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB453389A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2228981A (en) * | 1989-03-11 | 1990-09-12 | Iracroft Ltd | Providing a threaded connection between two tubes |
-
1935
- 1935-11-08 GB GB30985/35A patent/GB453389A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2228981A (en) * | 1989-03-11 | 1990-09-12 | Iracroft Ltd | Providing a threaded connection between two tubes |
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