US321841A - Machine for screw-threading bolts - Google Patents
Machine for screw-threading bolts Download PDFInfo
- Publication number
- US321841A US321841A US321841DA US321841A US 321841 A US321841 A US 321841A US 321841D A US321841D A US 321841DA US 321841 A US321841 A US 321841A
- Authority
- US
- United States
- Prior art keywords
- screw
- machine
- threading bolts
- bolts
- threading
- 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 - Lifetime
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
- B21B45/08—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing hydraulically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Artificial Filaments (AREA)
Description
Ho Modei.) 5 sheet s eet 2.
(N0 Model.)
- 5 sheets-Sheet 4- J. NORTH MAGEINE FOR. SOBEW TEREADING BOLTS, &0- N0. 321.841-
Patented Jul 7, -1885- (No Model.) 5 Sheetssheet 5-
Publications (1)
Publication Number | Publication Date |
---|---|
US321841A true US321841A (en) | 1885-07-07 |
Family
ID=2390980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US321841D Expired - Lifetime US321841A (en) | Machine for screw-threading bolts |
Country Status (1)
Country | Link |
---|---|
US (1) | US321841A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3050755A (en) * | 1958-07-23 | 1962-08-28 | Besly Welles Corp | Method of forming threads by applying sliding pressure |
-
0
- US US321841D patent/US321841A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3050755A (en) * | 1958-07-23 | 1962-08-28 | Besly Welles Corp | Method of forming threads by applying sliding pressure |
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