GB555186A - Improvements in or relating to drilling machines - Google Patents
Improvements in or relating to drilling machinesInfo
- Publication number
- GB555186A GB555186A GB1596442A GB1596442A GB555186A GB 555186 A GB555186 A GB 555186A GB 1596442 A GB1596442 A GB 1596442A GB 1596442 A GB1596442 A GB 1596442A GB 555186 A GB555186 A GB 555186A
- Authority
- GB
- United Kingdom
- Prior art keywords
- spring
- relating
- drilling machines
- anchored
- recess
- 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
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/26—Liftable or lowerable drill heads or headstocks; Balancing arrangements therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
555,186. Drilling. GRAFTON, H., and COTTON, A. L. Nov. 11. 1942, No. 15964. [Class 83 (iii)] A drilling machine has the feed handle returned by a coiled-spring energy - storing device wherein one end of the spring is anchored, the other being releasable under excessive tension. As shown, the spring D is anchored to a central member C while the other, fitted with a pin E, fits into a recess B in the housing A from which recess it escapes on excessive tension being applied.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1596442A GB555186A (en) | 1942-11-11 | 1942-11-11 | Improvements in or relating to drilling machines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1596442A GB555186A (en) | 1942-11-11 | 1942-11-11 | Improvements in or relating to drilling machines |
Publications (1)
Publication Number | Publication Date |
---|---|
GB555186A true GB555186A (en) | 1943-08-09 |
Family
ID=10068747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1596442A Expired GB555186A (en) | 1942-11-11 | 1942-11-11 | Improvements in or relating to drilling machines |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB555186A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2408009A (en) * | 2003-11-14 | 2005-05-18 | Rexon Co Ltd | Drilling device for left-handed and right-handed users |
-
1942
- 1942-11-11 GB GB1596442A patent/GB555186A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2408009A (en) * | 2003-11-14 | 2005-05-18 | Rexon Co Ltd | Drilling device for left-handed and right-handed users |
GB2408009B (en) * | 2003-11-14 | 2005-12-14 | Rexon Co Ltd | Drilling device for left-handed and right-handed users |
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