GB191311307A - Improvements in Tube Scraping Devices. - Google Patents
Improvements in Tube Scraping Devices.Info
- Publication number
- GB191311307A GB191311307A GB191311307DA GB191311307A GB 191311307 A GB191311307 A GB 191311307A GB 191311307D A GB191311307D A GB 191311307DA GB 191311307 A GB191311307 A GB 191311307A
- Authority
- GB
- United Kingdom
- Prior art keywords
- teeth
- scraper
- scraping devices
- tube scraping
- blades
- 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
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
- B23D79/02—Machines or devices for scraping
- B23D79/08—Hand scraping-implements
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
11,307. Willis, A. May 14. Cleaning internally, rotary appliances for.- In a pipe-scraper having helical blades a, the teeth c<1>, c<2> are so arranged that cutting occurs on both the forw a r d and backward travel of the scraper; for example the teeth c<1> may be shaped to cut as the scraper advances, and the teeth c<2> to act as it is withdrawn. The blades may be made integrally or may be separately secured to an axial carrying-member.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB191311307T | 1913-05-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB191311307A true GB191311307A (en) | 1913-10-16 |
Family
ID=32370710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB191311307D Expired GB191311307A (en) | 1913-05-14 | 1913-05-14 | Improvements in Tube Scraping Devices. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB191311307A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102873405A (en) * | 2012-10-15 | 2013-01-16 | 江苏天宏自动化科技有限公司 | Hexa-edge spiral surface finishing cutter |
-
1913
- 1913-05-14 GB GB191311307D patent/GB191311307A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102873405A (en) * | 2012-10-15 | 2013-01-16 | 江苏天宏自动化科技有限公司 | Hexa-edge spiral surface finishing cutter |
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