GB183216A - Improvements in connection with hammer drills - Google Patents
Improvements in connection with hammer drillsInfo
- Publication number
- GB183216A GB183216A GB1104721A GB1104721A GB183216A GB 183216 A GB183216 A GB 183216A GB 1104721 A GB1104721 A GB 1104721A GB 1104721 A GB1104721 A GB 1104721A GB 183216 A GB183216 A GB 183216A
- Authority
- GB
- United Kingdom
- Prior art keywords
- connection
- hammer drills
- inclines
- stirrup
- drills
- 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
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/08—Means for retaining and guiding the tool bit, e.g. chucks allowing axial oscillation of the tool bit
- B25D17/082—Retainers consisting of a swinging yoke or latching means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Percussion Or Vibration Massage (AREA)
Abstract
183,216. Nyborg, T. G., and Higgins, M. F. April 15, 1921. Percussive drills.-The drill is retained by a spring stirrup 1, the jaws of which are sprung over two inclines 7, so disposed as to give the stirrup a tendency to turn as shown by the arrow, and hold itself up against a shoulder 8. The inclines 7 may be found on the muzzle-cap as shown, or on an adapter screwed thereto.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1104721A GB183216A (en) | 1921-04-15 | 1921-04-15 | Improvements in connection with hammer drills |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1104721A GB183216A (en) | 1921-04-15 | 1921-04-15 | Improvements in connection with hammer drills |
Publications (1)
Publication Number | Publication Date |
---|---|
GB183216A true GB183216A (en) | 1922-07-17 |
Family
ID=9979018
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1104721A Expired GB183216A (en) | 1921-04-15 | 1921-04-15 | Improvements in connection with hammer drills |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB183216A (en) |
-
1921
- 1921-04-15 GB GB1104721A patent/GB183216A/en not_active Expired
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