GB176618A - An improved apparatus for use in the manufacture of iron dowels for uniting shafts, rods or the like - Google Patents
An improved apparatus for use in the manufacture of iron dowels for uniting shafts, rods or the likeInfo
- Publication number
- GB176618A GB176618A GB412721A GB412721A GB176618A GB 176618 A GB176618 A GB 176618A GB 412721 A GB412721 A GB 412721A GB 412721 A GB412721 A GB 412721A GB 176618 A GB176618 A GB 176618A
- Authority
- GB
- United Kingdom
- Prior art keywords
- shafts
- dowels
- uniting
- rods
- iron
- 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
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
176,618. Brittle, J. Feb. 4, 1921. Bolt-like pins.-Consists in means for cutting, simultaneously, two transverse slots 11, in a metal dowel 3 ueed for coupling shafts &c. The heated dowel 3 is placed in a curved seat in a lower die 1 and is pressed against a gauging-stop 4. It is held in place by a cover 7 provided with a groove to fit the dowel, the cover and lower die being perforated for the passage of the punches 10 which are secured by their conical ends in a plate 12. This plate 12 has a cylindrical boss 13 which is secured in a cylindrical recess in the press-head 9 by a screw 14.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB412721A GB176618A (en) | 1921-02-04 | 1921-02-04 | An improved apparatus for use in the manufacture of iron dowels for uniting shafts, rods or the like |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB412721A GB176618A (en) | 1921-02-04 | 1921-02-04 | An improved apparatus for use in the manufacture of iron dowels for uniting shafts, rods or the like |
Publications (1)
Publication Number | Publication Date |
---|---|
GB176618A true GB176618A (en) | 1922-03-16 |
Family
ID=9771243
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB412721A Expired GB176618A (en) | 1921-02-04 | 1921-02-04 | An improved apparatus for use in the manufacture of iron dowels for uniting shafts, rods or the like |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB176618A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2466291A (en) * | 1946-07-12 | 1949-04-05 | Gen Perforating Corp | Die punching machine |
CN102825129A (en) * | 2012-09-06 | 2012-12-19 | 宁波刚发实业有限公司 | Processing method of radial rectangular hole in pin and special die thereof |
CN113339376A (en) * | 2021-05-19 | 2021-09-03 | 中航西安飞机工业集团股份有限公司 | Anti-loosening structure and anti-loosening method for countersunk head pin |
-
1921
- 1921-02-04 GB GB412721A patent/GB176618A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2466291A (en) * | 1946-07-12 | 1949-04-05 | Gen Perforating Corp | Die punching machine |
CN102825129A (en) * | 2012-09-06 | 2012-12-19 | 宁波刚发实业有限公司 | Processing method of radial rectangular hole in pin and special die thereof |
CN102825129B (en) * | 2012-09-06 | 2014-07-09 | 宁波刚发实业有限公司 | Processing method of radial rectangular hole in pin and special die thereof |
CN113339376A (en) * | 2021-05-19 | 2021-09-03 | 中航西安飞机工业集团股份有限公司 | Anti-loosening structure and anti-loosening method for countersunk head pin |
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