GB1226197A - - Google Patents
Info
- Publication number
- GB1226197A GB1226197A GB1226197DA GB1226197A GB 1226197 A GB1226197 A GB 1226197A GB 1226197D A GB1226197D A GB 1226197DA GB 1226197 A GB1226197 A GB 1226197A
- Authority
- GB
- United Kingdom
- Prior art keywords
- punch
- guide member
- coupling
- punches
- drive
- 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
- B21D28/246—Selection of punches
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5767468 | 1968-12-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1226197A true GB1226197A (ko) | 1971-03-24 |
Family
ID=10479764
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1226197D Expired GB1226197A (ko) | 1968-12-04 | 1968-12-04 |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1226197A (ko) |
-
1968
- 1968-12-04 GB GB1226197D patent/GB1226197A/en not_active Expired
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |