GB258639A - Improvements in bolts for doors, cupboards, and like purposes - Google Patents
Improvements in bolts for doors, cupboards, and like purposesInfo
- Publication number
- GB258639A GB258639A GB1585725A GB1585725A GB258639A GB 258639 A GB258639 A GB 258639A GB 1585725 A GB1585725 A GB 1585725A GB 1585725 A GB1585725 A GB 1585725A GB 258639 A GB258639 A GB 258639A
- Authority
- GB
- United Kingdom
- Prior art keywords
- banks
- die
- bolts
- bent
- mandrel
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
258,639. Banks, J. H., Banks, G. H., and Banks, R. V., (trading as Banks & Sons, J.). June 19, 1925. Fastenings.-In making the casings of sliding bolts the blank D is first formed with a semi-circular groove d by the dies B, C after which the edges g are bent up as at j by a further die E. and bent inwardly by another die F. The marginal portiolns j are bent down to form the double-thickness base by a die H, which, by toggle links P, R presses in the sliding tools m. to complete the circular groove in the casing, a mandrel V being first inserted. This mandrel may be the bolt itself.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1585725A GB258639A (en) | 1925-06-19 | 1925-06-19 | Improvements in bolts for doors, cupboards, and like purposes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1585725A GB258639A (en) | 1925-06-19 | 1925-06-19 | Improvements in bolts for doors, cupboards, and like purposes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB258639A true GB258639A (en) | 1926-09-20 |
Family
ID=10066760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1585725A Expired GB258639A (en) | 1925-06-19 | 1925-06-19 | Improvements in bolts for doors, cupboards, and like purposes |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB258639A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2424296A (en) * | 1945-10-11 | 1947-07-22 | Victor F Zahodiakin | Machine for setting and ejecting preformed spiral studs |
| US4484467A (en) * | 1981-09-22 | 1984-11-27 | Toyota Jidosha Kabushiki Kaisha | Beaded edge forming method and apparatus |
| CN111842559A (en) * | 2020-07-06 | 2020-10-30 | 湖北三江航天红阳机电有限公司 | Omega-shaped hoop forming device and method |
-
1925
- 1925-06-19 GB GB1585725A patent/GB258639A/en not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2424296A (en) * | 1945-10-11 | 1947-07-22 | Victor F Zahodiakin | Machine for setting and ejecting preformed spiral studs |
| US4484467A (en) * | 1981-09-22 | 1984-11-27 | Toyota Jidosha Kabushiki Kaisha | Beaded edge forming method and apparatus |
| CN111842559A (en) * | 2020-07-06 | 2020-10-30 | 湖北三江航天红阳机电有限公司 | Omega-shaped hoop forming device and method |
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